syzkaller login: [ 520.852578][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 520.868012][ T31] audit: type=1400 audit(520.790:58): avc: denied { read write } for pid=3095 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 [ 520.907312][ T31] audit: type=1400 audit(520.850:59): avc: denied { open } for pid=3095 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]:52863' (ED25519) to the list of known hosts. [ 553.976363][ T31] audit: type=1400 audit(553.880:60): avc: denied { execute } for pid=3108 comm="sh" name="syz-executor2226918811" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 554.155380][ T31] audit: type=1400 audit(554.050:61): avc: denied { execute_no_trans } for pid=3108 comm="sh" path="/syz-executor2226918811" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 554.319695][ T31] audit: type=1400 audit(554.260:62): avc: denied { execmem } for pid=3108 comm="syz-executor222" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 554.336278][ T31] audit: type=1400 audit(554.270:63): avc: denied { map_create } for pid=3109 comm="syz-executor222" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 554.341416][ T31] audit: type=1400 audit(554.280:64): avc: denied { map_read map_write } for pid=3109 comm="syz-executor222" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 554.344397][ T31] audit: type=1400 audit(554.280:65): avc: denied { prog_load } for pid=3109 comm="syz-executor222" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 554.347230][ T31] audit: type=1400 audit(554.280:66): avc: denied { bpf } for pid=3109 comm="syz-executor222" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 554.348186][ T31] audit: type=1400 audit(554.290:67): avc: denied { perfmon } for pid=3109 comm="syz-executor222" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 554.372631][ T31] audit: type=1400 audit(554.310:68): avc: denied { prog_run } for pid=3109 comm="syz-executor222" 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 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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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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.060857][ T32] INFO: task kworker/1:1:86 blocked for more than 450 seconds. [ 1324.078043][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.079999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.082215][ T32] task:kworker/1:1 state:D stack:0 pid:86 tgid:86 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.109276][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.128865][ T32] Call trace: [ 1324.141248][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.156732][ T32] r10:8291a684 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:832e8c00 [ 1324.167970][ T32] r4:832e8c00 [ 1324.174715][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.185647][ T32] r5:832e8c00 r4:8291a680 [ 1324.193963][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.205618][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.215616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 [ 1324.215765][ T32] r4:00000000 [ 1324.215868][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.215962][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.216012][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.216064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858213c0 [ 1324.216113][ T32] r4:00000000 [ 1324.216160][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.216219][ T32] r9:83018205 r8:832e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1324.216259][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.216343][ T32] r5:00001000 r4:ecbbf000 [ 1324.216391][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.216452][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.216507][ T32] r5:8594638c r4:85946000 [ 1324.216560][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.216620][ T32] r7:ddde2d80 r6:83018200 r5:8594638c r4:832a0100 [ 1324.216666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.216732][ T32] r10:61c88647 r9:832e8c00 r8:832a012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.216760][ T32] r4:832a0100 [ 1324.216797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.216853][ T32] r10:00000000 r9:832a0100 r8:80287e08 r7:df879e60 r6:832a0180 r5:832e8c00 [ 1324.216900][ T32] r4:00000001 [ 1324.216927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.217103][ T32] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1324.217243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.217290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.217346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.217432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.217464][ T32] r4:832cb300 [ 1324.218511][ T32] INFO: task kworker/1:1:86 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.218607][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.218731][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.218814][ T32] Call trace: [ 1324.218873][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.218940][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.218977][ T32] r4:00000000 [ 1324.219026][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.219136][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.219186][ T32] dd20: e2a41000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.219243][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.219298][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.219330][ T32] r5:80000113 r4:80239bb0 [ 1324.219352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.219422][ T32] r4:82ac21e4 [ 1324.219468][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.219552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.219580][ T32] r4:eb28ddc0 [ 1324.219622][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.219675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.219699][ T32] r4:00000000 [ 1324.219742][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.219798][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.219821][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.219885][ T32] r5:00001000 r4:eafb1000 [ 1324.219922][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.219978][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.220054][ T32] r5:853c6f8c r4:853c6c00 [ 1324.220080][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.220135][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.220158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.220210][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.220258][ T32] r4:850f5b00 [ 1324.220283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.220358][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.220399][ T32] r4:00000001 [ 1324.220436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.220480][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.220517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.220552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.220582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.220614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.220638][ T32] r4:8484c9c0 [ 1324.220863][ T32] INFO: task kworker/1:2:720 blocked for more than 450 seconds. [ 1324.220947][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.220981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.221025][ T32] task:kworker/1:2 state:D stack:0 pid:720 tgid:720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.221104][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.221177][ T32] Call trace: [ 1324.221209][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.221266][ T32] r10:8291a684 r9:e0559d84 r8:00000002 r7:60000013 r6:e0559d8c r5:83881800 [ 1324.221333][ T32] r4:83881800 [ 1324.221358][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.221407][ T32] r5:83881800 r4:8291a680 [ 1324.221442][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.221488][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.221537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0559e08 [ 1324.221582][ T32] r4:00000000 [ 1324.221627][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.221692][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.221737][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.221785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577e280 [ 1324.221847][ T32] r4:00000000 [ 1324.221880][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.221940][ T32] r9:83018205 r8:83881800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.222006][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.222059][ T32] r5:00001000 r4:ec61d000 [ 1324.222091][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.222161][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.222214][ T32] r5:8593a38c r4:8593a000 [ 1324.222235][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.222306][ T32] r7:ddde2d80 r6:83018200 r5:8593a38c r4:83c34b00 [ 1324.222331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.222394][ T32] r10:61c88647 r9:83881800 r8:83c34b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.222432][ T32] r4:83c34b00 [ 1324.222456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.222513][ T32] r10:00000000 r9:83c34b00 r8:80287e08 r7:df879e60 r6:83c34b80 r5:83881800 [ 1324.222537][ T32] r4:00000001 [ 1324.222557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.222596][ T32] Exception stack(0xe0559fb0 to 0xe0559ff8) [ 1324.222635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.222672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.222701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.222733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.222756][ T32] r4:83c23f00 [ 1324.223567][ T32] INFO: task kworker/1:2:720 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.223616][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.223679][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.223786][ T32] Call trace: [ 1324.223843][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.223941][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.223970][ T32] r4:00000000 [ 1324.224014][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.224064][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.224096][ T32] dd20: e2a41000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.224137][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.224192][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.224251][ T32] r5:80000113 r4:80239bb0 [ 1324.224277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.224333][ T32] r4:82ac21e4 [ 1324.224358][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.224430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.224457][ T32] r4:eb28ddc0 [ 1324.224478][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.224528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.224552][ T32] r4:00000000 [ 1324.224572][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.224631][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.224678][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.224731][ T32] r5:00001000 r4:eafb1000 [ 1324.224753][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.224797][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.224844][ T32] r5:853c6f8c r4:853c6c00 [ 1324.224865][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.224927][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.224985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.235498][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.235564][ T32] r4:850f5b00 [ 1324.235590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.235680][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.235709][ T32] r4:00000001 [ 1324.235750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.235796][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.235829][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.235861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.235896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.235930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.235975][ T32] r4:8484c9c0 [ 1324.236152][ T32] INFO: task kworker/1:0:3099 blocked for more than 450 seconds. [ 1324.236195][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.236243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.236292][ T32] task:kworker/1:0 state:D stack:0 pid:3099 tgid:3099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.236354][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.236404][ T32] Call trace: [ 1324.236435][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.236493][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000013 r6:eb231d8c r5:832fe000 [ 1324.236518][ T32] r4:832fe000 [ 1324.236561][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.236637][ T32] r5:832fe000 r4:8291a680 [ 1324.236663][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.236728][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.236803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 1324.236852][ T32] r4:00000000 [ 1324.236876][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.236922][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.236963][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.237011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577eb00 [ 1324.237035][ T32] r4:00000000 [ 1324.237055][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.237128][ T32] r9:83018205 r8:832fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.237164][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.237223][ T32] r5:00001000 r4:ecb31000 [ 1324.237248][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.237292][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.237339][ T32] r5:8593b38c r4:8593b000 [ 1324.237361][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.237412][ T32] r7:ddde2d80 r6:83018200 r5:8593b38c r4:84822b80 [ 1324.237434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.237496][ T32] r10:61c88647 r9:832fe000 r8:84822bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.237523][ T32] r4:84822b80 [ 1324.237565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.237630][ T32] r10:00000000 r9:84822b80 r8:80287e08 r7:df9b9e60 r6:84822c00 r5:832fe000 [ 1324.237670][ T32] r4:00000001 [ 1324.237693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.237757][ T32] Exception stack(0xeb231fb0 to 0xeb231ff8) [ 1324.237808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.237844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.237883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.237923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.237947][ T32] r4:830b5bc0 [ 1324.238728][ T32] INFO: task kworker/1:0:3099 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.238776][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.238836][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.238937][ T32] Call trace: [ 1324.238972][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.239052][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.239079][ T32] r4:00000000 [ 1324.239101][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.239145][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.239176][ T32] dd20: e2fcc000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.239234][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.239310][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.239384][ T32] r5:80000113 r4:80239bb0 [ 1324.239409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.239477][ T32] r4:82ac21e4 [ 1324.239503][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.239552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.239576][ T32] r4:eb28ddc0 [ 1324.239617][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.239669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.239692][ T32] r4:00000000 [ 1324.239734][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.239821][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.239848][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239924][ T32] r5:00001000 r4:eafb1000 [ 1324.239950][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.239995][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.240043][ T32] r5:853c6f8c r4:853c6c00 [ 1324.240064][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.240138][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.240165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.240219][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.240242][ T32] r4:850f5b00 [ 1324.240284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.240364][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.240390][ T32] r4:00000001 [ 1324.240434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.240476][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.240526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.240563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.240594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.240627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.240673][ T32] r4:8484c9c0 [ 1324.240705][ T32] INFO: task kworker/1:3:3116 blocked for more than 450 seconds. [ 1324.240736][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.240760][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.240808][ T32] task:kworker/1:3 state:D stack:0 pid:3116 tgid:3116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.240883][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.240934][ T32] Call trace: [ 1324.240985][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.241041][ T32] r10:8291a684 r9:df995d84 r8:00000002 r7:60000113 r6:df995d8c r5:832fec00 [ 1324.241065][ T32] r4:832fec00 [ 1324.241107][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.241181][ T32] r5:832fec00 r4:8291a680 [ 1324.241205][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.241249][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.241308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df995e08 [ 1324.241335][ T32] r4:00000000 [ 1324.241356][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.241396][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.241467][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.241540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85821c80 [ 1324.241590][ T32] r4:00000000 [ 1324.241637][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.241712][ T32] r9:83018205 r8:832fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1324.241738][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.241785][ T32] r5:00001000 r4:ecc07000 [ 1324.241806][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.241847][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.241898][ T32] r5:85948b8c r4:85948800 [ 1324.241941][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.241998][ T32] r7:ddde2d80 r6:83018200 r5:85948b8c r4:84822780 [ 1324.242042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.242119][ T32] r10:61c88647 r9:832fec00 r8:848227ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.242146][ T32] r4:84822780 [ 1324.242167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.242218][ T32] r10:00000000 r9:84822780 r8:80287e08 r7:df9b9e60 r6:84822f80 r5:832fec00 [ 1324.242242][ T32] r4:00000001 [ 1324.242262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.242300][ T32] Exception stack(0xdf995fb0 to 0xdf995ff8) [ 1324.242350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.242429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.242462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.242542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.242570][ T32] r4:849fb4c0 [ 1324.243255][ T32] INFO: task kworker/1:3:3116 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.243302][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.243393][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.243464][ T32] Call trace: [ 1324.243523][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.243628][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.243679][ T32] r4:00000000 [ 1324.243726][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.243802][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.243838][ T32] dd20: e2fcc000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.243901][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.243957][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.243988][ T32] r5:80000113 r4:80239bb0 [ 1324.244034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.244084][ T32] r4:82ac21e4 [ 1324.244117][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.244212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.244240][ T32] r4:eb28ddc0 [ 1324.244262][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.244320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.244347][ T32] r4:00000000 [ 1324.244389][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.244466][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.244537][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.244607][ T32] r5:00001000 r4:eafb1000 [ 1324.244653][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.244722][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.244773][ T32] r5:853c6f8c r4:853c6c00 [ 1324.244815][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.244872][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.244901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.244956][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.245001][ T32] r4:850f5b00 [ 1324.245104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.255553][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.255593][ T32] r4:00000001 [ 1324.255637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.255724][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.255762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.255816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.255871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.255914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.255962][ T32] r4:8484c9c0 [ 1324.256014][ T32] INFO: task kworker/1:9:3145 blocked for more than 450 seconds. [ 1324.256050][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.256093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.256140][ T32] task:kworker/1:9 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.256218][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.256278][ T32] Call trace: [ 1324.256360][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.256419][ T32] r10:8291a684 r9:df9c5d84 r8:00000002 r7:60000113 r6:df9c5d8c r5:83cd8000 [ 1324.256443][ T32] r4:83cd8000 [ 1324.256506][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.256559][ T32] r5:83cd8000 r4:8291a680 [ 1324.256591][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.256634][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.256714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c5e08 [ 1324.256773][ T32] r4:00000000 [ 1324.256805][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.256867][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.256920][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.256969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529cb80 [ 1324.257050][ T32] r4:00000000 [ 1324.257076][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.257129][ T32] r9:83018205 r8:83cd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.257152][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.257198][ T32] r5:00001000 r4:dfa9b000 [ 1324.257219][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.257262][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.257314][ T32] r5:8550b78c r4:8550b400 [ 1324.257337][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.257389][ T32] r7:ddde2d80 r6:83018200 r5:8550b78c r4:84922480 [ 1324.257432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.257490][ T32] r10:61c88647 r9:83cd8000 r8:849224ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.257536][ T32] r4:84922480 [ 1324.257581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.257679][ T32] r10:00000000 r9:84922480 r8:80287e08 r7:df9d1e60 r6:84922500 r5:83cd8000 [ 1324.257708][ T32] r4:00000001 [ 1324.257877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.257926][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1324.257980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.258015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.258067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.258110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.258134][ T32] r4:84701180 [ 1324.258924][ T32] INFO: task kworker/1:9:3145 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.258965][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.259076][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.259161][ T32] Call trace: [ 1324.259223][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.259286][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.259312][ T32] r4:00000000 [ 1324.259334][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.259379][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.259410][ T32] dd20: e358b000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.259443][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.259470][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.259496][ T32] r5:80000113 r4:80239bb0 [ 1324.259517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.259562][ T32] r4:82ac21e4 [ 1324.259604][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.259657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.259703][ T32] r4:eb28ddc0 [ 1324.259727][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.259800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.259849][ T32] r4:00000000 [ 1324.259873][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.259935][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.259959][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.260005][ T32] r5:00001000 r4:eafb1000 [ 1324.260048][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.260129][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.260201][ T32] r5:853c6f8c r4:853c6c00 [ 1324.260225][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.260302][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.260329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.260384][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.260407][ T32] r4:850f5b00 [ 1324.260448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.260503][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.260527][ T32] r4:00000001 [ 1324.260548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.260587][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.260639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.260676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.260705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.260758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.260805][ T32] r4:8484c9c0 [ 1324.260835][ T32] INFO: task kworker/1:10:3146 blocked for more than 450 seconds. [ 1324.260916][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.260989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.261015][ T32] task:kworker/1:10 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.261064][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.261122][ T32] Call trace: [ 1324.261155][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.261209][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000013 r6:dfa59d8c r5:83cdb000 [ 1324.261262][ T32] r4:83cdb000 [ 1324.261287][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.261335][ T32] r5:83cdb000 r4:8291a680 [ 1324.261357][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.261400][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.261447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.261470][ T32] r4:00000000 [ 1324.261490][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.261528][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.261588][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.261640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85821040 [ 1324.261664][ T32] r4:00000000 [ 1324.261684][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.261762][ T32] r9:83018205 r8:83cdb000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1324.261791][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.261840][ T32] r5:00001000 r4:ecb9b000 [ 1324.261861][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.261911][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.261957][ T32] r5:8594538c r4:85945000 [ 1324.261996][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.262050][ T32] r7:ddde2d80 r6:83018200 r5:8594538c r4:84922580 [ 1324.262077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.262130][ T32] r10:61c88647 r9:83cdb000 r8:849225ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.262175][ T32] r4:84922580 [ 1324.262199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.262256][ T32] r10:00000000 r9:84922580 r8:80287e08 r7:df9c5e60 r6:84922600 r5:83cdb000 [ 1324.262347][ T32] r4:00000001 [ 1324.262378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.262462][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.262501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.262534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.262609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.262711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.262740][ T32] r4:84231080 [ 1324.263386][ T32] INFO: task kworker/1:10:3146 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.263451][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.263646][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.263762][ T32] Call trace: [ 1324.263837][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.263960][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.264006][ T32] r4:00000000 [ 1324.264031][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.264076][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.264108][ T32] dd20: e358b000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.264148][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.264220][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.264274][ T32] r5:80000113 r4:80239bb0 [ 1324.264299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.264345][ T32] r4:82ac21e4 [ 1324.264390][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.264443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.264467][ T32] r4:eb28ddc0 [ 1324.264487][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.264553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.264581][ T32] r4:00000000 [ 1324.264692][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.264823][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.264849][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.264946][ T32] r5:00001000 r4:eafb1000 [ 1324.264971][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.265079][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.276029][ T32] r5:853c6f8c r4:853c6c00 [ 1324.276077][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.276282][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.276311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.276367][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.276413][ T32] r4:850f5b00 [ 1324.276439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.276493][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.276582][ T32] r4:00000001 [ 1324.276608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.276671][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.276731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.276808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.276843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.276877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.276953][ T32] r4:8484c9c0 [ 1324.277013][ T32] INFO: task kworker/0:12:3148 blocked for more than 450 seconds. [ 1324.277075][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.277106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.277130][ T32] task:kworker/0:12 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.277191][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.277247][ T32] Call trace: [ 1324.277284][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.277341][ T32] r10:8291a684 r9:df9ddd84 r8:00000002 r7:60000113 r6:df9ddd8c r5:83b2b000 [ 1324.277366][ T32] r4:83b2b000 [ 1324.277430][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.277525][ T32] r5:83b2b000 r4:8291a680 [ 1324.277551][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.277594][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.277664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9dde08 [ 1324.277733][ T32] r4:00000000 [ 1324.277766][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.277828][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.277874][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.277949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1324.277977][ T32] r4:00000000 [ 1324.278095][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.278152][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.278195][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.278246][ T32] r5:00001000 r4:dffe3000 [ 1324.278268][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.278310][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.278357][ T32] r5:8529a38c r4:8529a000 [ 1324.278409][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.278463][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1324.278485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.278558][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.278601][ T32] r4:849f1580 [ 1324.278647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.278784][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1324.278812][ T32] r4:00000001 [ 1324.278833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.278872][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1324.278907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.278939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.278989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.279122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.279188][ T32] r4:8334b7c0 [ 1324.280072][ T32] INFO: task kworker/0:12:3148 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.280128][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.280257][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.280383][ T32] Call trace: [ 1324.280421][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.280504][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.280533][ T32] r4:00000000 [ 1324.280554][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.280599][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.280653][ T32] dd20: e3b31000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.280713][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.280744][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.280772][ T32] r5:80000113 r4:80239bb0 [ 1324.280905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.280956][ T32] r4:82ac21e4 [ 1324.280978][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.281027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.281050][ T32] r4:eb28ddc0 [ 1324.281071][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.281166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.281197][ T32] r4:00000000 [ 1324.281238][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.281294][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.281316][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.281364][ T32] r5:00001000 r4:eafb1000 [ 1324.281384][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.281448][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.281501][ T32] r5:853c6f8c r4:853c6c00 [ 1324.281543][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.281599][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.281666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.281723][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.281747][ T32] r4:850f5b00 [ 1324.281767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.281817][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.281883][ T32] r4:00000001 [ 1324.281909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.281950][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.281999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.282034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.282105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.282168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.282281][ T32] r4:8484c9c0 [ 1324.282310][ T32] INFO: task kworker/0:13:3150 blocked for more than 450 seconds. [ 1324.282341][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.282386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.282411][ T32] task:kworker/0:13 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.282487][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.282532][ T32] Call trace: [ 1324.282563][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.282637][ T32] r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83b2ec00 [ 1324.282687][ T32] r4:83b2ec00 [ 1324.282712][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.282759][ T32] r5:83b2ec00 r4:8291a680 [ 1324.282779][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.282820][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.282892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.282919][ T32] r4:00000000 [ 1324.282940][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.283002][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.283116][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.283178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad780 [ 1324.283202][ T32] r4:00000000 [ 1324.283223][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.283273][ T32] r9:83018005 r8:83b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.283317][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.283377][ T32] r5:00001000 r4:eb7c9000 [ 1324.283398][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.283466][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.283517][ T32] r5:8559bb8c r4:8559b800 [ 1324.283579][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.283681][ T32] r7:dddced80 r6:83018000 r5:8559bb8c r4:849f1680 [ 1324.283707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.283760][ T32] r10:61c88647 r9:83b2ec00 r8:849f16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.283783][ T32] r4:849f1680 [ 1324.283816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.283897][ T32] r10:00000000 r9:849f1680 r8:80287e08 r7:df9dde60 r6:849f1700 r5:83b2ec00 [ 1324.283947][ T32] r4:00000001 [ 1324.283990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.284048][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.284100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.284143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.284197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.284235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.284258][ T32] r4:8334b7c0 [ 1324.284733][ T32] INFO: task kworker/0:13:3150 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.284820][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.284910][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.284979][ T32] Call trace: [ 1324.285010][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.295868][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.295914][ T32] r4:00000000 [ 1324.295969][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.296040][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.296121][ T32] dd20: e40db000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.296165][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.296217][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.296249][ T32] r5:80000113 r4:80239bb0 [ 1324.296320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.296379][ T32] r4:82ac21e4 [ 1324.296422][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.296497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.296524][ T32] r4:eb28ddc0 [ 1324.296575][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.296681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.296835][ T32] r4:00000000 [ 1324.296861][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.296913][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.296935][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.296985][ T32] r5:00001000 r4:eafb1000 [ 1324.297005][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.297068][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.297120][ T32] r5:853c6f8c r4:853c6c00 [ 1324.297149][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.297224][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.297273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.297329][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.297375][ T32] r4:850f5b00 [ 1324.297420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.297487][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.297536][ T32] r4:00000001 [ 1324.297560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.297621][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.297674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.297718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.297750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.297791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.297839][ T32] r4:8484c9c0 [ 1324.297874][ T32] INFO: task kworker/0:14:3152 blocked for more than 450 seconds. [ 1324.297911][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.297938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.297982][ T32] task:kworker/0:14 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.298045][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.298091][ T32] Call trace: [ 1324.298173][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.298252][ T32] r10:8291a684 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:83a69800 [ 1324.298301][ T32] r4:83a69800 [ 1324.298326][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.298395][ T32] r5:83a69800 r4:8291a680 [ 1324.298429][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.298475][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.298525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.298549][ T32] r4:00000000 [ 1324.298593][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.298635][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.298694][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.298744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7adc0 [ 1324.298788][ T32] r4:00000000 [ 1324.298812][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.298863][ T32] r9:83018005 r8:83a69800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1324.298886][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.298954][ T32] r5:00001000 r4:eb16d000 [ 1324.299070][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.299133][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.299188][ T32] r5:853b238c r4:853b2000 [ 1324.299210][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.299267][ T32] r7:dddced80 r6:83018000 r5:853b238c r4:849f1780 [ 1324.299291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.299349][ T32] r10:61c88647 r9:83a69800 r8:849f17ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.299396][ T32] r4:849f1780 [ 1324.299421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.299494][ T32] r10:00000000 r9:849f1780 r8:80287e08 r7:dfa79e60 r6:84922680 r5:83a69800 [ 1324.299521][ T32] r4:00000001 [ 1324.299562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.299609][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.299642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.299673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.299746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.299802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.299850][ T32] r4:846e8c80 [ 1324.300769][ T32] INFO: task kworker/0:14:3152 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.300849][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.300970][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.301045][ T32] Call trace: [ 1324.301100][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.301168][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.301212][ T32] r4:00000000 [ 1324.301259][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.301308][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.301384][ T32] dd20: e40db000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.301420][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.301447][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.301474][ T32] r5:80000113 r4:80239bb0 [ 1324.301495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.301561][ T32] r4:82ac21e4 [ 1324.301607][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.301657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.301682][ T32] r4:eb28ddc0 [ 1324.301746][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.301842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.301894][ T32] r4:00000000 [ 1324.301938][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.301992][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.302014][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.302123][ T32] r5:00001000 r4:eafb1000 [ 1324.302172][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.302219][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.302332][ T32] r5:853c6f8c r4:853c6c00 [ 1324.302355][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.302409][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.302431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.302487][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.302511][ T32] r4:850f5b00 [ 1324.302540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.302595][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.302619][ T32] r4:00000001 [ 1324.302663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.302714][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.302761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.302816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.302848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.302884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.302907][ T32] r4:8484c9c0 [ 1324.302932][ T32] INFO: task kworker/0:15:3154 blocked for more than 450 seconds. [ 1324.302986][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.303070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.303139][ T32] task:kworker/0:15 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.303195][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.303257][ T32] Call trace: [ 1324.303442][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.303501][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83252400 [ 1324.303547][ T32] r4:83252400 [ 1324.303594][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.303697][ T32] r5:83252400 r4:8291a680 [ 1324.303764][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.303832][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.303932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.303979][ T32] r4:00000000 [ 1324.304134][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.304183][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.304222][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.304331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e5bc0 [ 1324.304368][ T32] r4:00000000 [ 1324.304414][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.304491][ T32] r9:83018005 r8:83252400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.304539][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.304589][ T32] r5:00001000 r4:e091b000 [ 1324.304633][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.304679][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.304726][ T32] r5:853b2b8c r4:853b2800 [ 1324.304771][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.304825][ T32] r7:dddced80 r6:83018000 r5:853b2b8c r4:849f1800 [ 1324.304872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.304955][ T32] r10:61c88647 r9:83252400 r8:849f182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.304982][ T32] r4:849f1800 [ 1324.305004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.305084][ T32] r10:00000000 r9:849f1800 r8:80287e08 r7:dfa79e60 r6:849f1880 r5:83252400 [ 1324.324203][ T32] r4:00000001 [ 1324.324247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.324315][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.324349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.324414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.324473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.324512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.324545][ T32] r4:8473c340 [ 1324.325817][ T32] INFO: task kworker/0:15:3154 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.325900][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.325981][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.326086][ T32] Call trace: [ 1324.326177][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.326246][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.326292][ T32] r4:00000000 [ 1324.326381][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.326452][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.326489][ T32] dd20: e466e000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.326547][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.326578][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.326615][ T32] r5:80000113 r4:80239bb0 [ 1324.326640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.326703][ T32] r4:82ac21e4 [ 1324.326728][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.326781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.326844][ T32] r4:eb28ddc0 [ 1324.326897][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.326974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.327001][ T32] r4:00000000 [ 1324.327022][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.327111][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.327165][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.327219][ T32] r5:00001000 r4:eafb1000 [ 1324.327264][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.327313][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.327382][ T32] r5:853c6f8c r4:853c6c00 [ 1324.327407][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.327460][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.327482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.327534][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.327578][ T32] r4:850f5b00 [ 1324.327602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.327654][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.327677][ T32] r4:00000001 [ 1324.327697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.327737][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.327787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.327822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.327862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.327898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.327922][ T32] r4:8484c9c0 [ 1324.328044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.328149][ T32] INFO: task kworker/0:16:3156 blocked for more than 450 seconds. [ 1324.328218][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.328271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.328318][ T32] task:kworker/0:16 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.328372][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.328432][ T32] Call trace: [ 1324.328464][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.328540][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:83236000 [ 1324.328589][ T32] r4:83236000 [ 1324.328614][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.328662][ T32] r5:83236000 r4:8291a680 [ 1324.328683][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.328748][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.328821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.328848][ T32] r4:00000000 [ 1324.328870][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.328910][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.328948][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.329016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea880 [ 1324.329043][ T32] r4:00000000 [ 1324.329063][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.329122][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1324.329153][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.329200][ T32] r5:00001000 r4:eb087000 [ 1324.329220][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.329283][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.329358][ T32] r5:853b3f8c r4:853b3c00 [ 1324.329463][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.329539][ T32] r7:dddced80 r6:83018000 r5:853b3f8c r4:849f1900 [ 1324.329564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.329617][ T32] r10:61c88647 r9:83236000 r8:849f192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.329640][ T32] r4:849f1900 [ 1324.329660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.329709][ T32] r10:00000000 r9:849f1900 r8:80287e08 r7:dfa79e60 r6:849f1980 r5:83236000 [ 1324.329755][ T32] r4:00000001 [ 1324.329789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.329831][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.329902][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.329979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.330032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.330070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.330094][ T32] r4:8473c1c0 [ 1324.330763][ T32] INFO: task kworker/0:16:3156 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.330804][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.330924][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.331020][ T32] Call trace: [ 1324.331088][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.331152][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.331176][ T32] r4:00000000 [ 1324.331220][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.331277][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.331313][ T32] dd20: e466e000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.331345][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.331372][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.331399][ T32] r5:80000113 r4:80239bb0 [ 1324.331429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.331500][ T32] r4:82ac21e4 [ 1324.331546][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.331597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.331621][ T32] r4:eb28ddc0 [ 1324.331641][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.331687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.331711][ T32] r4:00000000 [ 1324.331742][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.331839][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.331926][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.331997][ T32] r5:00001000 r4:eafb1000 [ 1324.332023][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.332068][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.332115][ T32] r5:853c6f8c r4:853c6c00 [ 1324.332140][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.332219][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.332247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.332301][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.332346][ T32] r4:850f5b00 [ 1324.332370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.332422][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.332445][ T32] r4:00000001 [ 1324.332499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.332566][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.332604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.332637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.332665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.332696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.332719][ T32] r4:8484c9c0 [ 1324.332761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.332791][ T32] INFO: task kworker/0:17:3157 blocked for more than 450 seconds. [ 1324.332824][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.332848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.332892][ T32] task:kworker/0:17 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.332971][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.333046][ T32] Call trace: [ 1324.333093][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.333177][ T32] r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:844b1800 [ 1324.333206][ T32] r4:844b1800 [ 1324.333242][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.333359][ T32] r5:844b1800 r4:8291a680 [ 1324.333383][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.333428][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.333540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 [ 1324.333590][ T32] r4:00000000 [ 1324.333614][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.333655][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.333691][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.333738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552c780 [ 1324.333761][ T32] r4:00000000 [ 1324.333794][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.333868][ T32] r9:83018005 r8:844b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.333915][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.333966][ T32] r5:00001000 r4:eb86f000 [ 1324.333986][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.334057][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.334119][ T32] r5:8548678c r4:85486400 [ 1324.334169][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.334246][ T32] r7:dddced80 r6:83018000 r5:8548678c r4:849f1a00 [ 1324.334271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.334352][ T32] r10:61c88647 r9:844b1800 r8:849f1a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.334380][ T32] r4:849f1a00 [ 1324.334401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.334452][ T32] r10:00000000 r9:849f1a00 r8:80287e08 r7:dfa79e60 r6:849f1a80 r5:844b1800 [ 1324.334497][ T32] r4:00000001 [ 1324.334543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.334585][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1324.334614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.334646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.334696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.334732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.334790][ T32] r4:8473c4c0 [ 1324.368590][ T32] INFO: task kworker/0:17:3157 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.368703][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.368832][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368946][ T32] Call trace: [ 1324.368984][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.369096][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.369165][ T32] r4:00000000 [ 1324.369196][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.369243][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.369276][ T32] dd20: e4f05000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.369308][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.369337][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.369363][ T32] r5:80000113 r4:80239bb0 [ 1324.369427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.369478][ T32] r4:82ac21e4 [ 1324.369500][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.369549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.369573][ T32] r4:eb28ddc0 [ 1324.369614][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.369688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.369737][ T32] r4:00000000 [ 1324.369762][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.369815][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.369860][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.369932][ T32] r5:00001000 r4:eafb1000 [ 1324.369957][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.370000][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.370049][ T32] r5:853c6f8c r4:853c6c00 [ 1324.370071][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.370123][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.370150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.370227][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.370253][ T32] r4:850f5b00 [ 1324.370274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.370350][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.370378][ T32] r4:00000001 [ 1324.370422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.370510][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.370542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.370574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.370626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.370662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.370685][ T32] r4:8484c9c0 [ 1324.370709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.370739][ T32] INFO: task kworker/1:11:3160 blocked for more than 450 seconds. [ 1324.370774][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.370846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.370871][ T32] task:kworker/1:11 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.370920][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.371004][ T32] Call trace: [ 1324.371091][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.371156][ T32] r10:8291a684 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:844b3c00 [ 1324.371183][ T32] r4:844b3c00 [ 1324.371215][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.371290][ T32] r5:844b3c00 r4:8291a680 [ 1324.371327][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.371374][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.371423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.371467][ T32] r4:00000000 [ 1324.371491][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.371530][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.371567][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.371642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545940 [ 1324.371715][ T32] r4:00000000 [ 1324.371739][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.371791][ T32] r9:83018205 r8:844b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.371822][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.371877][ T32] r5:00001000 r4:eb7d7000 [ 1324.371930][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.371986][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.372036][ T32] r5:854abf8c r4:854abc00 [ 1324.372086][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.372166][ T32] r7:ddde2d80 r6:83018200 r5:854abf8c r4:84922700 [ 1324.372210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.372268][ T32] r10:61c88647 r9:844b3c00 r8:8492272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.372314][ T32] r4:84922700 [ 1324.372337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.372389][ T32] r10:00000000 r9:84922700 r8:80287e08 r7:dfa59e60 r6:849f1b00 r5:844b3c00 [ 1324.372412][ T32] r4:00000001 [ 1324.372442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.372510][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.372543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.372574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.372603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.372635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.372658][ T32] r4:84813180 [ 1324.373315][ T32] INFO: task kworker/1:11:3160 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.373376][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.373472][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.373546][ T32] Call trace: [ 1324.373578][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.373636][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.373682][ T32] r4:00000000 [ 1324.373727][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.373797][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.373833][ T32] dd20: e4f05000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.373866][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.373915][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.373947][ T32] r5:80000113 r4:80239bb0 [ 1324.373968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.374055][ T32] r4:82ac21e4 [ 1324.374079][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.374144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.374179][ T32] r4:eb28ddc0 [ 1324.374223][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.374274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.374298][ T32] r4:00000000 [ 1324.374341][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.374396][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.374451][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.374526][ T32] r5:00001000 r4:eafb1000 [ 1324.374573][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.374619][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.374687][ T32] r5:853c6f8c r4:853c6c00 [ 1324.374711][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.374763][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.374785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.374837][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.374860][ T32] r4:850f5b00 [ 1324.374908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.374962][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.374987][ T32] r4:00000001 [ 1324.375029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.389474][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.389548][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.389605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.389662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.389724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.389775][ T32] r4:8484c9c0 [ 1324.389805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.389836][ T32] INFO: task kworker/0:18:3162 blocked for more than 450 seconds. [ 1324.389873][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.389927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.389954][ T32] task:kworker/0:18 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.390036][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.390147][ T32] Call trace: [ 1324.390228][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.390316][ T32] r10:8291a684 r9:dfacdd84 r8:00000002 r7:60000113 r6:dfacdd8c r5:844b0000 [ 1324.390365][ T32] r4:844b0000 [ 1324.390412][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.390507][ T32] r5:844b0000 r4:8291a680 [ 1324.390554][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.390624][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.390699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfacde08 [ 1324.390740][ T32] r4:00000000 [ 1324.390764][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.390813][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.390880][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.390969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8040 [ 1324.390997][ T32] r4:00000000 [ 1324.391018][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.391103][ T32] r9:83018005 r8:844b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.391127][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.391182][ T32] r5:00001000 r4:eba63000 [ 1324.391203][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.391270][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.391348][ T32] r5:8562cf8c r4:8562cc00 [ 1324.391373][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.391428][ T32] r7:dddced80 r6:83018000 r5:8562cf8c r4:849f1b80 [ 1324.391450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.391527][ T32] r10:61c88647 r9:844b0000 r8:849f1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.391574][ T32] r4:849f1b80 [ 1324.391620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.391675][ T32] r10:00000000 r9:849f1b80 r8:80287e08 r7:dfa79e60 r6:849f1c00 r5:844b0000 [ 1324.391699][ T32] r4:00000001 [ 1324.391719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.391759][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 1324.391788][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.391820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.391848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.391910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.391990][ T32] r4:8473c940 [ 1324.392898][ T32] INFO: task kworker/0:18:3162 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.392939][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.393026][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.393085][ T32] Call trace: [ 1324.393178][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.393242][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.393266][ T32] r4:00000000 [ 1324.393297][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.393347][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.393399][ T32] dd20: e50db000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.393437][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.393474][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.393504][ T32] r5:80000113 r4:80239bb0 [ 1324.393525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.393572][ T32] r4:82ac21e4 [ 1324.393592][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.393640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.393663][ T32] r4:eb28ddc0 [ 1324.393835][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.393902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.393928][ T32] r4:00000000 [ 1324.393949][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.394001][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.394022][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.394090][ T32] r5:00001000 r4:eafb1000 [ 1324.394138][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.394185][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.394255][ T32] r5:853c6f8c r4:853c6c00 [ 1324.394285][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.394360][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.394408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.394508][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.394535][ T32] r4:850f5b00 [ 1324.394600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.394654][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.394677][ T32] r4:00000001 [ 1324.394711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.394773][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.394804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.394836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.394865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.394919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.394947][ T32] r4:8484c9c0 [ 1324.394993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.395065][ T32] INFO: task kworker/1:12:3164 blocked for more than 450 seconds. [ 1324.411825][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.411944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.411976][ T32] task:kworker/1:12 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.412051][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.412130][ T32] Call trace: [ 1324.412222][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.412291][ T32] r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000013 r6:dfad5d8c r5:844b0c00 [ 1324.412316][ T32] r4:844b0c00 [ 1324.412338][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.412410][ T32] r5:844b0c00 r4:8291a680 [ 1324.412440][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.412510][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.412585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.412633][ T32] r4:00000000 [ 1324.412680][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.412723][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.412787][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.412838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623c40 [ 1324.412884][ T32] r4:00000000 [ 1324.412909][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.412962][ T32] r9:83018205 r8:844b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.413006][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.413098][ T32] r5:00001000 r4:eb425000 [ 1324.413124][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.413173][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.413241][ T32] r5:855c178c r4:855c1400 [ 1324.413278][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.413340][ T32] r7:ddde2d80 r6:83018200 r5:855c178c r4:84922800 [ 1324.413383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.413440][ T32] r10:61c88647 r9:844b0c00 r8:8492282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.413487][ T32] r4:84922800 [ 1324.413512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.413565][ T32] r10:00000000 r9:84922800 r8:80287e08 r7:dfa59e60 r6:849f1c80 r5:844b0c00 [ 1324.413674][ T32] r4:00000001 [ 1324.413700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.413742][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.413772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.413824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.413858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.413891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.413935][ T32] r4:84813680 [ 1324.414833][ T32] INFO: task kworker/1:12:3164 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.414872][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.414988][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.415069][ T32] Call trace: [ 1324.425835][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.425939][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.425966][ T32] r4:00000000 [ 1324.425988][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.426035][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.426119][ T32] dd20: e5865000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.426162][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.426190][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.426217][ T32] r5:80000113 r4:80239bb0 [ 1324.426238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.426345][ T32] r4:82ac21e4 [ 1324.426415][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.426469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.426492][ T32] r4:eb28ddc0 [ 1324.426513][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.426560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.426605][ T32] r4:00000000 [ 1324.426642][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.426699][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.426798][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.426972][ T32] r5:00001000 r4:eafb1000 [ 1324.427012][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.427089][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.427169][ T32] r5:853c6f8c r4:853c6c00 [ 1324.427214][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.427299][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.427392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.427449][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.427486][ T32] r4:850f5b00 [ 1324.427510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.427606][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.427634][ T32] r4:00000001 [ 1324.427697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.427785][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.427819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.427934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.428054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.428090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.428113][ T32] r4:8484c9c0 [ 1324.428146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.428221][ T32] INFO: task kworker/1:13:3165 blocked for more than 450 seconds. [ 1324.428262][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.428311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.428337][ T32] task:kworker/1:13 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.428444][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.428518][ T32] Call trace: [ 1324.428593][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.428650][ T32] r10:8291a684 r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:844b3000 [ 1324.428718][ T32] r4:844b3000 [ 1324.428764][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.428830][ T32] r5:844b3000 r4:8291a680 [ 1324.428854][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.428921][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.428997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1324.429023][ T32] r4:00000000 [ 1324.429044][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.429103][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.429171][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.429223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577e540 [ 1324.429247][ T32] r4:00000000 [ 1324.429288][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.429379][ T32] r9:83018205 r8:844b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1324.429425][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.429498][ T32] r5:00001000 r4:ec68b000 [ 1324.429522][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.429566][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.429639][ T32] r5:8593ab8c r4:8593a800 [ 1324.429662][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.429758][ T32] r7:ddde2d80 r6:83018200 r5:8593ab8c r4:84922880 [ 1324.429784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.429860][ T32] r10:61c88647 r9:844b3000 r8:849228ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.429910][ T32] r4:84922880 [ 1324.429933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.430006][ T32] r10:00000000 r9:84922880 r8:80287e08 r7:dfa59e60 r6:849f1d00 r5:844b3000 [ 1324.430043][ T32] r4:00000001 [ 1324.430066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.430108][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1324.430143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.430192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.430247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.430305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.430353][ T32] r4:84813680 [ 1324.431300][ T32] INFO: task kworker/1:13:3165 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.431364][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.431430][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.431498][ T32] Call trace: [ 1324.431554][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.431637][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.431665][ T32] r4:00000000 [ 1324.431728][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.431841][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.431878][ T32] dd20: e5865000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.431912][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.432018][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.432063][ T32] r5:80000113 r4:80239bb0 [ 1324.432109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.432162][ T32] r4:82ac21e4 [ 1324.432204][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.432256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.432280][ T32] r4:eb28ddc0 [ 1324.432300][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.432367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.432394][ T32] r4:00000000 [ 1324.432437][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.432519][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.432631][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.432681][ T32] r5:00001000 r4:eafb1000 [ 1324.432726][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.432773][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.432819][ T32] r5:853c6f8c r4:853c6c00 [ 1324.432861][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.432938][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.432985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.433041][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.433172][ T32] r4:850f5b00 [ 1324.433200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.433253][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.433276][ T32] r4:00000001 [ 1324.433362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.433434][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.433466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.433519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.433553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.433629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.433656][ T32] r4:8484c9c0 [ 1324.433677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.433725][ T32] INFO: task kworker/0:19:3168 blocked for more than 450 seconds. [ 1324.433761][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.433808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.433854][ T32] task:kworker/0:19 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.433928][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.434021][ T32] Call trace: [ 1324.434140][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.434200][ T32] r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:83a78000 [ 1324.434246][ T32] r4:83a78000 [ 1324.434293][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.434366][ T32] r5:83a78000 r4:8291a680 [ 1324.434390][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.434469][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.434522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.434567][ T32] r4:00000000 [ 1324.434611][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.434661][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.434723][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.434780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8600 [ 1324.434803][ T32] r4:00000000 [ 1324.434823][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.434872][ T32] r9:83018005 r8:83a78000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1324.434916][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.434988][ T32] r5:00001000 r4:eba4d000 [ 1324.435013][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.455422][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455567][ T32] r5:847eef8c r4:847eec00 [ 1324.455597][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.455655][ T32] r7:dddced80 r6:83018000 r5:847eef8c r4:849f1d80 [ 1324.455678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.455743][ T32] r10:61c88647 r9:83a78000 r8:849f1dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.455771][ T32] r4:849f1d80 [ 1324.455793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.455846][ T32] r10:00000000 r9:849f1d80 r8:80287e08 r7:dfacde60 r6:84922900 r5:83a78000 [ 1324.455869][ T32] r4:00000001 [ 1324.455905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.455950][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.455983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.456038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.456071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.456104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.456145][ T32] r4:8473ce80 [ 1324.457048][ T32] INFO: task kworker/0:19:3168 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.457091][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457169][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.457218][ T32] Call trace: [ 1324.457272][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.457336][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.457381][ T32] r4:00000000 [ 1324.457406][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.457451][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.457482][ T32] dd20: e5acd000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.457524][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.457577][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.457606][ T32] r5:80000113 r4:80239bb0 [ 1324.457628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.457695][ T32] r4:82ac21e4 [ 1324.457720][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.457786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.457837][ T32] r4:eb28ddc0 [ 1324.457883][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.457954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.458002][ T32] r4:00000000 [ 1324.458049][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.458124][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.458163][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.458213][ T32] r5:00001000 r4:eafb1000 [ 1324.458255][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.458322][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.458372][ T32] r5:853c6f8c r4:853c6c00 [ 1324.458395][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.458467][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.458515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.458571][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.458645][ T32] r4:850f5b00 [ 1324.458671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.458726][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.458759][ T32] r4:00000001 [ 1324.458805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.458857][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.458920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.458956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.459007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.459062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.459088][ T32] r4:8484c9c0 [ 1324.459160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.459204][ T32] INFO: task kworker/0:20:3170 blocked for more than 450 seconds. [ 1324.459243][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.459291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.459316][ T32] task:kworker/0:20 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.459388][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.459470][ T32] Call trace: [ 1324.459505][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.459580][ T32] r10:8291a684 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:833aec00 [ 1324.459609][ T32] r4:833aec00 [ 1324.459631][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.459680][ T32] r5:833aec00 r4:8291a680 [ 1324.459701][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.459755][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.459807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.459830][ T32] r4:00000000 [ 1324.459851][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.459902][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.459943][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.460013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ae00 [ 1324.460062][ T32] r4:00000000 [ 1324.460107][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.460168][ T32] r9:83018005 r8:833aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1324.460191][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.460237][ T32] r5:00001000 r4:eb95f000 [ 1324.460258][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.460321][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.460394][ T32] r5:8565138c r4:85651000 [ 1324.460418][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.460480][ T32] r7:dddced80 r6:83018000 r5:8565138c r4:849f1e00 [ 1324.460513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.460569][ T32] r10:61c88647 r9:833aec00 r8:849f1e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.460595][ T32] r4:849f1e00 [ 1324.460615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.460688][ T32] r10:00000000 r9:849f1e00 r8:80287e08 r7:dfab5e60 r6:84922980 r5:833aec00 [ 1324.460715][ T32] r4:00000001 [ 1324.460800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.460864][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.460902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.460958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.460991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.461040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.461066][ T32] r4:8473cd80 [ 1324.461522][ T32] INFO: task kworker/0:20:3170 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.461585][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.461661][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.461708][ T32] Call trace: [ 1324.461739][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.461796][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.461838][ T32] r4:00000000 [ 1324.461864][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.461909][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.461962][ T32] dd20: e5acd000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.461998][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.462064][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.462116][ T32] r5:80000113 r4:80239bb0 [ 1324.462166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.462215][ T32] r4:82ac21e4 [ 1324.462236][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.462284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.462329][ T32] r4:eb28ddc0 [ 1324.462353][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.462423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.462471][ T32] r4:00000000 [ 1324.462507][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.462595][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.462621][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.462670][ T32] r5:00001000 r4:eafb1000 [ 1324.462690][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.462733][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.462779][ T32] r5:853c6f8c r4:853c6c00 [ 1324.462799][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.462849][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.462871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.462923][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.462994][ T32] r4:850f5b00 [ 1324.463018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.463117][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.463160][ T32] r4:00000001 [ 1324.463185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.463248][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.463280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.463312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.463341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.463394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.463421][ T32] r4:8484c9c0 [ 1324.463464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.463507][ T32] INFO: task kworker/0:21:3171 blocked for more than 450 seconds. [ 1324.463541][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.463566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.463587][ T32] task:kworker/0:21 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.463633][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.463718][ T32] Call trace: [ 1324.463754][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.463808][ T32] r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:83a68000 [ 1324.463832][ T32] r4:83a68000 [ 1324.463862][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.463913][ T32] r5:83a68000 r4:8291a680 [ 1324.463934][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.463976][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.464046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1324.464095][ T32] r4:00000000 [ 1324.464120][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.464167][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.464205][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.464251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583f900 [ 1324.464274][ T32] r4:00000000 [ 1324.464294][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.464344][ T32] r9:83018005 r8:83a68000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1324.464366][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.464427][ T32] r5:00001000 r4:ec637000 [ 1324.464451][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.464509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.464561][ T32] r5:8565278c r4:85652400 [ 1324.464607][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.464661][ T32] r7:dddced80 r6:83018000 r5:8565278c r4:849f1e80 [ 1324.464684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.464736][ T32] r10:61c88647 r9:83a68000 r8:849f1eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.464784][ T32] r4:849f1e80 [ 1324.464809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.464862][ T32] r10:00000000 r9:849f1e80 r8:80287e08 r7:dfae5e60 r6:84922a00 r5:83a68000 [ 1324.464886][ T32] r4:00000001 [ 1324.464906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.464945][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1324.465043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.495452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.495540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.495581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.495629][ T32] r4:8473cb40 [ 1324.496552][ T32] INFO: task kworker/0:21:3171 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.496620][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.496746][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.496827][ T32] Call trace: [ 1324.496890][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.496956][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.497001][ T32] r4:00000000 [ 1324.497027][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.497074][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.497107][ T32] dd20: e6425000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.497146][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.497196][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.497237][ T32] r5:80000113 r4:80239bb0 [ 1324.497259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.497306][ T32] r4:82ac21e4 [ 1324.497370][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.497422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.497455][ T32] r4:eb28ddc0 [ 1324.497479][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.497528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.497552][ T32] r4:00000000 [ 1324.497581][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.497638][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.497662][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.497709][ T32] r5:00001000 r4:eafb1000 [ 1324.497731][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.497775][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.497822][ T32] r5:853c6f8c r4:853c6c00 [ 1324.497843][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.497907][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.497936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.498001][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.498028][ T32] r4:850f5b00 [ 1324.498060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.498118][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.498176][ T32] r4:00000001 [ 1324.498214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.498271][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.498328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.498363][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.498422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.498479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.498505][ T32] r4:8484c9c0 [ 1324.498549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.498583][ T32] INFO: task kworker/0:22:3173 blocked for more than 450 seconds. [ 1324.498619][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.498647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.498668][ T32] task:kworker/0:22 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498740][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498786][ T32] Call trace: [ 1324.498842][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.498897][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:83886000 [ 1324.498920][ T32] r4:83886000 [ 1324.498957][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.499008][ T32] r5:83886000 r4:8291a680 [ 1324.499030][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.499102][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.499156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.499180][ T32] r4:00000000 [ 1324.499201][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.499238][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.499276][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.499346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eae00 [ 1324.499374][ T32] r4:00000000 [ 1324.499395][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.499454][ T32] r9:83018005 r8:83886000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1324.499481][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.499528][ T32] r5:00001000 r4:ebcc7000 [ 1324.499549][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.499617][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.499672][ T32] r5:85651f8c r4:85651c00 [ 1324.499693][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.499765][ T32] r7:dddced80 r6:83018000 r5:85651f8c r4:830b8780 [ 1324.499790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.499844][ T32] r10:61c88647 r9:83886000 r8:830b87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.499895][ T32] r4:830b8780 [ 1324.499936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.499991][ T32] r10:00000000 r9:830b8780 r8:80287e08 r7:dfae9e60 r6:84922a80 r5:83886000 [ 1324.500017][ T32] r4:00000001 [ 1324.500038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.500076][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1324.500104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.500165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.500199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.500254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.500282][ T32] r4:8420a000 [ 1324.500761][ T32] INFO: task kworker/0:22:3173 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.500825][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.500907][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.500971][ T32] Call trace: [ 1324.501057][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.501153][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.501184][ T32] r4:00000000 [ 1324.501206][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.501265][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.501301][ T32] dd20: e6425000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.501365][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.501397][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.501433][ T32] r5:80000113 r4:80239bb0 [ 1324.501459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.501506][ T32] r4:82ac21e4 [ 1324.501528][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.501577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.501601][ T32] r4:eb28ddc0 [ 1324.501633][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.501701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.501744][ T32] r4:00000000 [ 1324.501789][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.501845][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.501868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.501914][ T32] r5:00001000 r4:eafb1000 [ 1324.501957][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.502006][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.502071][ T32] r5:853c6f8c r4:853c6c00 [ 1324.502097][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.502156][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.502180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.502233][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.502257][ T32] r4:850f5b00 [ 1324.502300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.502379][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.502406][ T32] r4:00000001 [ 1324.502451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.502498][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.502552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.502593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.502646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.502703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.502730][ T32] r4:8484c9c0 [ 1324.502763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.502792][ T32] INFO: task kworker/0:23:3175 blocked for more than 450 seconds. [ 1324.502823][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.502859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.502908][ T32] task:kworker/0:23 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.502961][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.503005][ T32] Call trace: [ 1324.503094][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.503173][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:8394a400 [ 1324.503228][ T32] r4:8394a400 [ 1324.503287][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.503382][ T32] r5:8394a400 r4:8291a680 [ 1324.503425][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.503506][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.503620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1324.503685][ T32] r4:00000000 [ 1324.503731][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.503832][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.503930][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.504037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8570ef00 [ 1324.504094][ T32] r4:00000000 [ 1324.504184][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.504295][ T32] r9:83018005 r8:8394a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1324.504348][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.504453][ T32] r5:00001000 r4:eb821000 [ 1324.504512][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.504595][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.504709][ T32] r5:8565238c r4:85652000 [ 1324.504761][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.504859][ T32] r7:dddced80 r6:83018000 r5:8565238c r4:830b8700 [ 1324.504927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.505118][ T32] r10:61c88647 r9:8394a400 r8:830b872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.527472][ T32] r4:830b8700 [ 1324.527517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.527616][ T32] r10:00000000 r9:830b8700 r8:80287e08 r7:dfae9e60 r6:84922b00 r5:8394a400 [ 1324.527670][ T32] r4:00000001 [ 1324.527696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.527742][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1324.527806][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.527845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.527876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.527910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.527936][ T32] r4:8420a040 [ 1324.528872][ T32] INFO: task kworker/0:23:3175 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.528920][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.529021][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.529080][ T32] Call trace: [ 1324.529115][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.529183][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.529209][ T32] r4:00000000 [ 1324.529231][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.529275][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.529308][ T32] dd20: e66f5000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.529341][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.529369][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.529417][ T32] r5:80000113 r4:80239bb0 [ 1324.529465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.529522][ T32] r4:82ac21e4 [ 1324.529545][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.529618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.529647][ T32] r4:eb28ddc0 [ 1324.529669][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.529718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.529743][ T32] r4:00000000 [ 1324.529785][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.529849][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.529899][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.529971][ T32] r5:00001000 r4:eafb1000 [ 1324.530016][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.530065][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.530113][ T32] r5:853c6f8c r4:853c6c00 [ 1324.530158][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.530260][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.530309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.530389][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.530417][ T32] r4:850f5b00 [ 1324.530463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.530521][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.530547][ T32] r4:00000001 [ 1324.530589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.530677][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.530711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.530763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.530815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.530880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.530974][ T32] r4:8484c9c0 [ 1324.531001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.531099][ T32] INFO: task kworker/0:24:3177 blocked for more than 451 seconds. [ 1324.531186][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.531221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.531245][ T32] task:kworker/0:24 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.531308][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.531370][ T32] Call trace: [ 1324.531446][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.531526][ T32] r10:8291a684 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:83880000 [ 1324.531560][ T32] r4:83880000 [ 1324.531583][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.531660][ T32] r5:83880000 r4:8291a680 [ 1324.531705][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.531753][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.531843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.531902][ T32] r4:00000000 [ 1324.531934][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.531992][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.532062][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.532113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fefc0 [ 1324.532163][ T32] r4:00000000 [ 1324.532190][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.532245][ T32] r9:83018005 r8:83880000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.532268][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.532340][ T32] r5:00001000 r4:dfaeb000 [ 1324.532387][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.532456][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.532533][ T32] r5:85653b8c r4:85653800 [ 1324.532570][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.532625][ T32] r7:dddced80 r6:83018000 r5:85653b8c r4:830b8480 [ 1324.532648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.532701][ T32] r10:61c88647 r9:83880000 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.532724][ T32] r4:830b8480 [ 1324.532759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.532813][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:dfae9e60 r6:84922b80 r5:83880000 [ 1324.532838][ T32] r4:00000001 [ 1324.532859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.532904][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.532935][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.533024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.533093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.533162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.533196][ T32] r4:8420a300 [ 1324.533717][ T32] INFO: task kworker/0:24:3177 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.533762][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.533876][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.533931][ T32] Call trace: [ 1324.533964][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.534023][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.534048][ T32] r4:00000000 [ 1324.534068][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.534111][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.534170][ T32] dd20: e66f5000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.534214][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.534243][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.534269][ T32] r5:80000113 r4:80239bb0 [ 1324.534318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.534378][ T32] r4:82ac21e4 [ 1324.534428][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.534485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.534512][ T32] r4:eb28ddc0 [ 1324.534552][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.534611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.534635][ T32] r4:00000000 [ 1324.534655][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.534718][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.534768][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.534819][ T32] r5:00001000 r4:eafb1000 [ 1324.534841][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.534899][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.534950][ T32] r5:853c6f8c r4:853c6c00 [ 1324.534992][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.553164][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.553385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.553551][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.553608][ T32] r4:850f5b00 [ 1324.553655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.553764][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.553816][ T32] r4:00000001 [ 1324.553863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.553955][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.554026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.554099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.554174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.554255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.554309][ T32] r4:8484c9c0 [ 1324.554379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.554468][ T32] INFO: task kworker/0:25:3179 blocked for more than 451 seconds. [ 1324.554546][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.554605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.554657][ T32] task:kworker/0:25 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.554756][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.554808][ T32] Call trace: [ 1324.554858][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.554929][ T32] r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000113 r6:dfb21d8c r5:83b05400 [ 1324.554962][ T32] r4:83b05400 [ 1324.555009][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.555088][ T32] r5:83b05400 r4:8291a680 [ 1324.555187][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.566303][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.566526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 [ 1324.566594][ T32] r4:00000000 [ 1324.566666][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.566763][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.566909][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.567030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583fcc0 [ 1324.567123][ T32] r4:00000000 [ 1324.567178][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.567295][ T32] r9:83018005 r8:83b05400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1324.567351][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.567461][ T32] r5:00001000 r4:ec69d000 [ 1324.567515][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.567609][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.567718][ T32] r5:8565338c r4:85653000 [ 1324.567770][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.567914][ T32] r7:dddced80 r6:83018000 r5:8565338c r4:830b8400 [ 1324.567975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.568092][ T32] r10:61c88647 r9:83b05400 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.568158][ T32] r4:830b8400 [ 1324.568230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.568367][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:dfb09e60 r6:84922c00 r5:83b05400 [ 1324.568429][ T32] r4:00000001 [ 1324.568503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.568605][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1324.568681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.568753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.568850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.568950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.569015][ T32] r4:8420a480 [ 1324.570559][ T32] INFO: task kworker/0:25:3179 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.570797][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.570967][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.571193][ T32] Call trace: [ 1324.571308][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.571428][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.571479][ T32] r4:00000000 [ 1324.571521][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.571607][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.571672][ T32] dd20: e6bfd000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.571738][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.571796][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.571851][ T32] r5:80000113 r4:80239bb0 [ 1324.571900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.571991][ T32] r4:82ac21e4 [ 1324.572107][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.572252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.572317][ T32] r4:eb28ddc0 [ 1324.572366][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.572522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.572574][ T32] r4:00000000 [ 1324.572617][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.572763][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.572821][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.572922][ T32] r5:00001000 r4:eafb1000 [ 1324.572966][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.573067][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.573202][ T32] r5:853c6f8c r4:853c6c00 [ 1324.573262][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.573395][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.573451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.573556][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.573605][ T32] r4:850f5b00 [ 1324.573668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.573773][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.573839][ T32] r4:00000001 [ 1324.573895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.574004][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.574103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.574202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.574275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.574366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.574443][ T32] r4:8484c9c0 [ 1324.574498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.574629][ T32] INFO: task kworker/0:26:3181 blocked for more than 451 seconds. [ 1324.574716][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.574779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.574827][ T32] task:kworker/0:26 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.574936][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.575025][ T32] Call trace: [ 1324.599438][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.599758][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83b02400 [ 1324.599817][ T32] r4:83b02400 [ 1324.599870][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.599990][ T32] r5:83b02400 r4:8291a680 [ 1324.600045][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.600154][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.600283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1324.600377][ T32] r4:00000000 [ 1324.600441][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.600622][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.600742][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.600866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856288c0 [ 1324.600935][ T32] r4:00000000 [ 1324.600984][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.601201][ T32] r9:83018005 r8:83b02400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1324.601259][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.601366][ T32] r5:00001000 r4:dfb11000 [ 1324.601423][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.601554][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.601680][ T32] r5:8576678c r4:85766400 [ 1324.601738][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.601855][ T32] r7:dddced80 r6:83018000 r5:8576678c r4:84550700 [ 1324.601916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.602030][ T32] r10:61c88647 r9:83b02400 r8:8455072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.602083][ T32] r4:84550700 [ 1324.602143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.602254][ T32] r10:00000000 r9:84550700 r8:80287e08 r7:dfb09e60 r6:84922c80 r5:83b02400 [ 1324.602306][ T32] r4:00000001 [ 1324.602383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.602510][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1324.602588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.602726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.602824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.602907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.602968][ T32] r4:8420a300 [ 1324.604504][ T32] INFO: task kworker/0:26:3181 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.604607][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.604759][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.604892][ T32] Call trace: [ 1324.605001][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.629444][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.629635][ T32] r4:00000000 [ 1324.629710][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.629861][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.629967][ T32] dd20: e6e70000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.630047][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.630120][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.630184][ T32] r5:80000113 r4:80239bb0 [ 1324.630251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.630422][ T32] r4:82ac21e4 [ 1324.630547][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.630671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.630784][ T32] r4:eb28ddc0 [ 1324.630867][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.630979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.631059][ T32] r4:00000000 [ 1324.631124][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.631249][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.631304][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.631425][ T32] r5:00001000 r4:eafb1000 [ 1324.631480][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.631573][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.631672][ T32] r5:853c6f8c r4:853c6c00 [ 1324.631720][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.631829][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.631880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.632013][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.632090][ T32] r4:850f5b00 [ 1324.632165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.632290][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.632361][ T32] r4:00000001 [ 1324.632411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.632503][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.632569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.632639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.632705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.632777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.632847][ T32] r4:8484c9c0 [ 1324.632910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.632995][ T32] INFO: task kworker/0:27:3184 blocked for more than 451 seconds. [ 1324.633086][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.633172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.633229][ T32] task:kworker/0:27 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.633375][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.633482][ T32] Call trace: [ 1324.633579][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.633695][ T32] r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83b00c00 [ 1324.633788][ T32] r4:83b00c00 [ 1324.633871][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.633986][ T32] r5:83b00c00 r4:8291a680 [ 1324.634041][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.634164][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.634273][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1324.634346][ T32] r4:00000000 [ 1324.634422][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.634508][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.634588][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.634693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601bc0 [ 1324.634748][ T32] r4:00000000 [ 1324.634794][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.634904][ T32] r9:83018005 r8:83b00c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.634966][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.650944][ T32] r5:00001000 r4:ec653000 [ 1324.651166][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.651310][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.651412][ T32] r5:8576478c r4:85764400 [ 1324.651462][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.651600][ T32] r7:dddced80 r6:83018000 r5:8576478c r4:8480b780 [ 1324.651684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.651805][ T32] r10:61c88647 r9:83b00c00 r8:8480b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.651859][ T32] r4:8480b780 [ 1324.651917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.652059][ T32] r10:00000000 r9:8480b780 r8:80287e08 r7:dfb2de60 r6:84922d00 r5:83b00c00 [ 1324.652127][ T32] r4:00000001 [ 1324.652190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.652282][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1324.652356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.652428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.652499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.652574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.652629][ T32] r4:8420a300 [ 1324.654237][ T32] INFO: task kworker/0:27:3184 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.654360][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.654549][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.654704][ T32] Call trace: [ 1324.654797][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.654918][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.654974][ T32] r4:00000000 [ 1324.655021][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.666022][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.666150][ T32] dd20: e70d6000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.666229][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.666318][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.666416][ T32] r5:80000113 r4:80239bb0 [ 1324.666507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.666638][ T32] r4:82ac21e4 [ 1324.666688][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.666862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.666932][ T32] r4:eb28ddc0 [ 1324.666980][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.667121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.667182][ T32] r4:00000000 [ 1324.667234][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.667370][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.667447][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.667566][ T32] r5:00001000 r4:eafb1000 [ 1324.667623][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.667727][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.667837][ T32] r5:853c6f8c r4:853c6c00 [ 1324.667894][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.668027][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.668106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.668228][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.668304][ T32] r4:850f5b00 [ 1324.668361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.668587][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.668654][ T32] r4:00000001 [ 1324.668702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.668800][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.668869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.669022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.669110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.669181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.669230][ T32] r4:8484c9c0 [ 1324.669282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.669345][ T32] INFO: task kworker/0:28:3187 blocked for more than 451 seconds. [ 1324.669416][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.669495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.669559][ T32] task:kworker/0:28 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.669726][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.669827][ T32] Call trace: [ 1324.669900][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.670014][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83b00000 [ 1324.670064][ T32] r4:83b00000 [ 1324.670130][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.670230][ T32] r5:83b00000 r4:8291a680 [ 1324.670291][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.670383][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.670481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1324.670531][ T32] r4:00000000 [ 1324.670574][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.670650][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.670752][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.670871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750c80 [ 1324.670928][ T32] r4:00000000 [ 1324.670999][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.671135][ T32] r9:83018005 r8:83b00000 r7:00000000 r6:83018000 r5:00001000 r4:7f0fd000 [ 1324.671183][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.671276][ T32] r5:00001000 r4:ec781000 [ 1324.671320][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.671419][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.671519][ T32] r5:8493cf8c r4:8493cc00 [ 1324.671565][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.671665][ T32] r7:dddced80 r6:83018000 r5:8493cf8c r4:8480b700 [ 1324.671711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.671818][ T32] r10:61c88647 r9:83b00000 r8:8480b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.671868][ T32] r4:8480b700 [ 1324.671911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.672013][ T32] r10:00000000 r9:8480b700 r8:80287e08 r7:dfb2de60 r6:84922d80 r5:83b00000 [ 1324.672062][ T32] r4:00000001 [ 1324.672111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.672190][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1324.672250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.672340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.672401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.672468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.672526][ T32] r4:8420a300 [ 1324.674242][ T32] INFO: task kworker/0:28:3187 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.674336][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.674475][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.674576][ T32] Call trace: [ 1324.674672][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.674814][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.674876][ T32] r4:00000000 [ 1324.674923][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.675150][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.704403][ T32] dd20: e730d000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.704546][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.704613][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.704693][ T32] r5:80000113 r4:80239bb0 [ 1324.704752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.704896][ T32] r4:82ac21e4 [ 1324.704965][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.705072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.715721][ T32] r4:eb28ddc0 [ 1324.715869][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.716034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.716130][ T32] r4:00000000 [ 1324.716217][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.716362][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.716440][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.716553][ T32] r5:00001000 r4:eafb1000 [ 1324.716602][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.716694][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.716808][ T32] r5:853c6f8c r4:853c6c00 [ 1324.716868][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.716989][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.717051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.717186][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.717244][ T32] r4:850f5b00 [ 1324.717313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.717459][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.717572][ T32] r4:00000001 [ 1324.717698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.717812][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.717907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.717985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.718070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.718182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.718239][ T32] r4:8484c9c0 [ 1324.718291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.718374][ T32] INFO: task kworker/0:29:3188 blocked for more than 451 seconds. [ 1324.718464][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.718549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.718622][ T32] task:kworker/0:29 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.718757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.718946][ T32] Call trace: [ 1324.719087][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.719229][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:83b06000 [ 1324.719290][ T32] r4:83b06000 [ 1324.719359][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.719469][ T32] r5:83b06000 r4:8291a680 [ 1324.719565][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.719663][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.719770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1324.719851][ T32] r4:00000000 [ 1324.719945][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.720067][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.720181][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.720286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847505c0 [ 1324.720337][ T32] r4:00000000 [ 1324.720399][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.720512][ T32] r9:83018005 r8:83b06000 r7:00000000 r6:83018000 r5:00001000 r4:7f0fb000 [ 1324.720582][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.720687][ T32] r5:00001000 r4:ec717000 [ 1324.720736][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.720832][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.720934][ T32] r5:8493ef8c r4:8493ec00 [ 1324.720982][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.721084][ T32] r7:dddced80 r6:83018000 r5:8493ef8c r4:8480b400 [ 1324.721147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.721258][ T32] r10:61c88647 r9:83b06000 r8:8480b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.721314][ T32] r4:8480b400 [ 1324.721362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.721470][ T32] r10:00000000 r9:8480b400 r8:80287e08 r7:dfb4de60 r6:84922e00 r5:83b06000 [ 1324.721547][ T32] r4:00000001 [ 1324.721620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.721709][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1324.721778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.721854][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.721924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.721995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.722049][ T32] r4:8420a840 [ 1324.723728][ T32] INFO: task kworker/0:29:3188 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.723834][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.723996][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.724106][ T32] Call trace: [ 1324.724177][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.724305][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.724393][ T32] r4:00000000 [ 1324.724465][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.724564][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.724633][ T32] dd20: e7562000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.724724][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.724798][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.724860][ T32] r5:80000113 r4:80239bb0 [ 1324.724947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.725090][ T32] r4:82ac21e4 [ 1324.749288][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.749484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.749545][ T32] r4:eb28ddc0 [ 1324.749614][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.749721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.749781][ T32] r4:00000000 [ 1324.749831][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.749968][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.750050][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.750176][ T32] r5:00001000 r4:eafb1000 [ 1324.750231][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.750332][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.750436][ T32] r5:853c6f8c r4:853c6c00 [ 1324.750551][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.750717][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.750778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.750900][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.750961][ T32] r4:850f5b00 [ 1324.751013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.751179][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.751263][ T32] r4:00000001 [ 1324.751339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.751447][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.751520][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.751603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.751717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.751820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.751925][ T32] r4:8484c9c0 [ 1324.751998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.752091][ T32] INFO: task kworker/0:30:3191 blocked for more than 451 seconds. [ 1324.752172][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.752227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.752275][ T32] task:kworker/0:30 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.752455][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.752802][ T32] Call trace: [ 1324.752988][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.753117][ T32] r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000013 r6:dfb69d8c r5:8386d400 [ 1324.753169][ T32] r4:8386d400 [ 1324.753216][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.753335][ T32] r5:8386d400 r4:8291a680 [ 1324.753387][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.753491][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.753596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.753660][ T32] r4:00000000 [ 1324.753709][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.753820][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.753910][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.754009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fee40 [ 1324.754081][ T32] r4:00000000 [ 1324.754140][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.754256][ T32] r9:83018005 r8:8386d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1324.754325][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.754422][ T32] r5:00001000 r4:ebb6d000 [ 1324.754467][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.754581][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.754691][ T32] r5:8493db8c r4:8493d800 [ 1324.754742][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.754855][ T32] r7:dddced80 r6:83018000 r5:8493db8c r4:8480b200 [ 1324.754928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.755131][ T32] r10:61c88647 r9:8386d400 r8:8480b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.766168][ T32] r4:8480b200 [ 1324.766292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.766450][ T32] r10:00000000 r9:8480b200 r8:80287e08 r7:dfb59e60 r6:84922e80 r5:8386d400 [ 1324.766510][ T32] r4:00000001 [ 1324.766560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.766653][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.766729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.766856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.766954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.767085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.767155][ T32] r4:8420ac80 [ 1324.768771][ T32] INFO: task kworker/0:30:3191 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.768876][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.769127][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.769245][ T32] Call trace: [ 1324.769325][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.769450][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.769522][ T32] r4:00000000 [ 1324.769588][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.769687][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.769760][ T32] dd20: e7766000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.769837][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.769903][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.769979][ T32] r5:80000113 r4:80239bb0 [ 1324.770037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.770146][ T32] r4:82ac21e4 [ 1324.770197][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.770310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.770385][ T32] r4:eb28ddc0 [ 1324.770462][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.770596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.770681][ T32] r4:00000000 [ 1324.770755][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.770884][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.770956][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.771084][ T32] r5:00001000 r4:eafb1000 [ 1324.771153][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.771250][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.771352][ T32] r5:853c6f8c r4:853c6c00 [ 1324.771404][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.771538][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.771599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.771719][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.771778][ T32] r4:850f5b00 [ 1324.771831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.771975][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.772041][ T32] r4:00000001 [ 1324.772091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.772191][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.772261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.772335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.772411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.772496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.772557][ T32] r4:8484c9c0 [ 1324.772613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.772683][ T32] INFO: task kworker/0:31:3192 blocked for more than 451 seconds. [ 1324.772768][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.772841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.772905][ T32] task:kworker/0:31 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.773037][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.773170][ T32] Call trace: [ 1324.773242][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.773351][ T32] r10:8291a684 r9:dfb6dd84 r8:00000002 r7:60000013 r6:dfb6dd8c r5:83869800 [ 1324.773402][ T32] r4:83869800 [ 1324.773463][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.773587][ T32] r5:83869800 r4:8291a680 [ 1324.773638][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.773727][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.773855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb6de08 [ 1324.773912][ T32] r4:00000000 [ 1324.773957][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.774038][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.774157][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.774275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750b00 [ 1324.774331][ T32] r4:00000000 [ 1324.774397][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.774575][ T32] r9:83018005 r8:83869800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f9000 [ 1324.774688][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.774847][ T32] r5:00001000 r4:ec6bd000 [ 1324.774918][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.775064][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.815911][ T32] r5:8493eb8c r4:8493e800 [ 1324.816043][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.816202][ T32] r7:dddced80 r6:83018000 r5:8493eb8c r4:8480bf80 [ 1324.816267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.816384][ T32] r10:61c88647 r9:83869800 r8:8480bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.816434][ T32] r4:8480bf80 [ 1324.816478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.816584][ T32] r10:00000000 r9:8480bf80 r8:80287e08 r7:dfb69e60 r6:84922f00 r5:83869800 [ 1324.816634][ T32] r4:00000001 [ 1324.816678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.816779][ T32] Exception stack(0xdfb6dfb0 to 0xdfb6dff8) [ 1324.816860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.816955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.817038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.817127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.817190][ T32] r4:8420ab00 [ 1324.818804][ T32] INFO: task kworker/0:31:3192 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.818915][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.819121][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.819262][ T32] Call trace: [ 1324.819404][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.819541][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.819597][ T32] r4:00000000 [ 1324.819647][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.819739][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.819808][ T32] dd20: e7bd6000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.819877][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.819953][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.820016][ T32] r5:80000113 r4:80239bb0 [ 1324.820062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.820162][ T32] r4:82ac21e4 [ 1324.820207][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.820319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.820374][ T32] r4:eb28ddc0 [ 1324.820434][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.820537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.820588][ T32] r4:00000000 [ 1324.820633][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.820737][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.820783][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.820876][ T32] r5:00001000 r4:eafb1000 [ 1324.820922][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.821021][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.821154][ T32] r5:853c6f8c r4:853c6c00 [ 1324.821226][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.821361][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.821430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.821567][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.821634][ T32] r4:850f5b00 [ 1324.821697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.821804][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.821853][ T32] r4:00000001 [ 1324.821898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.821978][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.822038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.822109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.822180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.822252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.822301][ T32] r4:8484c9c0 [ 1324.822346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.822402][ T32] INFO: task kworker/0:32:3194 blocked for more than 451 seconds. [ 1324.822500][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.822595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.822645][ T32] task:kworker/0:32 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.822741][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.822872][ T32] Call trace: [ 1324.822972][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.823115][ T32] r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:83b01800 [ 1324.823166][ T32] r4:83b01800 [ 1324.823211][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.823303][ T32] r5:83b01800 r4:8291a680 [ 1324.823348][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.823431][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.823527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1324.823576][ T32] r4:00000000 [ 1324.823619][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.823695][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.823789][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.823893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fe200 [ 1324.823959][ T32] r4:00000000 [ 1324.824007][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.824118][ T32] r9:83018005 r8:83b01800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1324.824176][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.824283][ T32] r5:00001000 r4:ec629000 [ 1324.824404][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.824509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.824618][ T32] r5:8493cb8c r4:8493c800 [ 1324.824672][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.824782][ T32] r7:dddced80 r6:83018000 r5:8493cb8c r4:8480bf00 [ 1324.824851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.824984][ T32] r10:61c88647 r9:83b01800 r8:8480bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.825064][ T32] r4:8480bf00 [ 1324.839172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.839358][ T32] r10:00000000 r9:8480bf00 r8:80287e08 r7:dfb69e60 r6:84922f80 r5:83b01800 [ 1324.839422][ T32] r4:00000001 [ 1324.839482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.839575][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1324.839649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.839723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.839789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.839914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.839983][ T32] r4:8420ad40 [ 1324.841556][ T32] INFO: task kworker/0:32:3194 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.841687][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.841858][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.842003][ T32] Call trace: [ 1324.842134][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.842275][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.842331][ T32] r4:00000000 [ 1324.842376][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.842464][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.842558][ T32] dd20: e7bd6000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.842650][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.842713][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.842770][ T32] r5:80000113 r4:80239bb0 [ 1324.842816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.842917][ T32] r4:82ac21e4 [ 1324.842964][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.843106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.843163][ T32] r4:eb28ddc0 [ 1324.843208][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.843305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.843370][ T32] r4:00000000 [ 1324.843435][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.843588][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.843642][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.843793][ T32] r5:00001000 r4:eafb1000 [ 1324.843860][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.843953][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.844060][ T32] r5:853c6f8c r4:853c6c00 [ 1324.844117][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.844234][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.844288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.844421][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.844490][ T32] r4:850f5b00 [ 1324.844540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.844656][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.844735][ T32] r4:00000001 [ 1324.844833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.844923][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.844990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.861504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.861616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.861683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.861720][ T32] r4:8484c9c0 [ 1324.861746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.861813][ T32] INFO: task kworker/0:33:3195 blocked for more than 451 seconds. [ 1324.861859][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.861905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.861943][ T32] task:kworker/0:33 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.862043][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.862120][ T32] Call trace: [ 1324.862217][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.862284][ T32] r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000013 r6:dfb85d8c r5:83b03c00 [ 1324.862310][ T32] r4:83b03c00 [ 1324.862331][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.862407][ T32] r5:83b03c00 r4:8291a680 [ 1324.862433][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.862507][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.862586][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1324.862638][ T32] r4:00000000 [ 1324.862661][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.862727][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.862772][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.862825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a033c0 [ 1324.862866][ T32] r4:00000000 [ 1324.862892][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.862958][ T32] r9:83018005 r8:83b03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1324.862988][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.863070][ T32] r5:00001000 r4:dfbbb000 [ 1324.863124][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.863247][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.863301][ T32] r5:859c778c r4:859c7400 [ 1324.863323][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.863376][ T32] r7:dddced80 r6:83018000 r5:859c778c r4:8480be80 [ 1324.863398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.863451][ T32] r10:61c88647 r9:83b03c00 r8:8480beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.863500][ T32] r4:8480be80 [ 1324.863532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.863585][ T32] r10:00000000 r9:8480be80 r8:80287e08 r7:dfb69e60 r6:84922780 r5:83b03c00 [ 1324.863633][ T32] r4:00000001 [ 1324.863682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.863727][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1324.863812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.863848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.863877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.863910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.863934][ T32] r4:84813dc0 [ 1324.864758][ T32] INFO: task kworker/0:33:3195 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.864796][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.864931][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.864998][ T32] Call trace: [ 1324.875611][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.875816][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.875852][ T32] r4:00000000 [ 1324.875876][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.875938][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.875980][ T32] dd20: e8181000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.876039][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.876073][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.876125][ T32] r5:80000113 r4:80239bb0 [ 1324.876176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.876229][ T32] r4:82ac21e4 [ 1324.876252][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.876326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.876355][ T32] r4:eb28ddc0 [ 1324.876378][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.876438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.876465][ T32] r4:00000000 [ 1324.876487][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.876566][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.876619][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.876705][ T32] r5:00001000 r4:eafb1000 [ 1324.876746][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.876821][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.876899][ T32] r5:853c6f8c r4:853c6c00 [ 1324.876937][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.877024][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.877084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.877209][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.877260][ T32] r4:850f5b00 [ 1324.877299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.877410][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.877476][ T32] r4:00000001 [ 1324.877523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.877595][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.877648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.877705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.877758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.877819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.877860][ T32] r4:8484c9c0 [ 1324.877907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.877963][ T32] INFO: task kworker/0:34:3197 blocked for more than 451 seconds. [ 1324.878030][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.878088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.878145][ T32] task:kworker/0:34 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.878266][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.878360][ T32] Call trace: [ 1324.878455][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.878565][ T32] r10:8291a684 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:83868000 [ 1324.878613][ T32] r4:83868000 [ 1324.878655][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.878739][ T32] r5:83868000 r4:8291a680 [ 1324.878798][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.878891][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.878980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1324.879055][ T32] r4:00000000 [ 1324.879106][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.879187][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.879228][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.879299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859feec0 [ 1324.879331][ T32] r4:00000000 [ 1324.879352][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.879407][ T32] r9:83018005 r8:83868000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f5000 [ 1324.879431][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.879478][ T32] r5:00001000 r4:ebd41000 [ 1324.879549][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.879669][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.879755][ T32] r5:8493d78c r4:8493d400 [ 1324.879804][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.879864][ T32] r7:dddced80 r6:83018000 r5:8493d78c r4:849f1f00 [ 1324.879924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.880018][ T32] r10:61c88647 r9:83868000 r8:849f1f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.880046][ T32] r4:849f1f00 [ 1324.880067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.880123][ T32] r10:00000000 r9:849f1f00 r8:80287e08 r7:dfb69e60 r6:83348880 r5:83868000 [ 1324.880176][ T32] r4:00000001 [ 1324.880210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.880251][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1324.880308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.880345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.880399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.880437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.880462][ T32] r4:8420ab00 [ 1324.881388][ T32] INFO: task kworker/0:34:3197 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.881452][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.881625][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.881694][ T32] Call trace: [ 1324.881727][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.881784][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.881856][ T32] r4:00000000 [ 1324.881898][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.881958][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.881994][ T32] dd20: e8181000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.882052][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.882118][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.882150][ T32] r5:80000113 r4:80239bb0 [ 1324.882172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.882228][ T32] r4:82ac21e4 [ 1324.882281][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.882341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.882405][ T32] r4:eb28ddc0 [ 1324.882431][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.882504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.882574][ T32] r4:00000000 [ 1324.882599][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.882653][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.882675][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.882722][ T32] r5:00001000 r4:eafb1000 [ 1324.882752][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.882824][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.882875][ T32] r5:853c6f8c r4:853c6c00 [ 1324.882911][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.882967][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.883003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.883124][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.883212][ T32] r4:850f5b00 [ 1324.883259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.883316][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.883365][ T32] r4:00000001 [ 1324.883392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.883432][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.883486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.883521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.883552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.883584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.883608][ T32] r4:8484c9c0 [ 1324.883634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.883661][ T32] INFO: task kworker/0:35:3199 blocked for more than 451 seconds. [ 1324.883725][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.883754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.883777][ T32] task:kworker/0:35 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.883877][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.883976][ T32] Call trace: [ 1324.884020][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.884073][ T32] r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:84aa0c00 [ 1324.884096][ T32] r4:84aa0c00 [ 1324.884124][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.884172][ T32] r5:84aa0c00 r4:8291a680 [ 1324.884193][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.884234][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.884282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1324.884305][ T32] r4:00000000 [ 1324.884325][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.884362][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.884401][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.884447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859feb00 [ 1324.884470][ T32] r4:00000000 [ 1324.884490][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.884539][ T32] r9:83018005 r8:84aa0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 [ 1324.884561][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.884631][ T32] r5:00001000 r4:ebc7d000 [ 1324.884656][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.884700][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.884745][ T32] r5:8493ff8c r4:8493fc00 [ 1324.884791][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.884851][ T32] r7:dddced80 r6:83018000 r5:8493ff8c r4:849f1f80 [ 1324.884873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.884926][ T32] r10:61c88647 r9:84aa0c00 r8:849f1fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.884951][ T32] r4:849f1f80 [ 1324.884971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.885093][ T32] r10:00000000 r9:849f1f80 r8:80287e08 r7:dfb69e60 r6:83348800 r5:84aa0c00 [ 1324.911414][ T32] r4:00000001 [ 1324.911471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.911540][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1324.911574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.911631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.911678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.911716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.911765][ T32] r4:8420af40 [ 1324.912670][ T32] INFO: task kworker/0:35:3199 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.912715][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.912831][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.912897][ T32] Call trace: [ 1324.912959][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.913021][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.913045][ T32] r4:00000000 [ 1324.913066][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.913110][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.913149][ T32] dd20: e8523000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.913183][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.913210][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.913241][ T32] r5:80000113 r4:80239bb0 [ 1324.913265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.913313][ T32] r4:82ac21e4 [ 1324.913347][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.913400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.913424][ T32] r4:eb28ddc0 [ 1324.913445][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.913493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.913517][ T32] r4:00000000 [ 1324.913562][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.913620][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.913693][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.913770][ T32] r5:00001000 r4:eafb1000 [ 1324.913801][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.913847][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.913943][ T32] r5:853c6f8c r4:853c6c00 [ 1324.913994][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.914057][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.914080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.914138][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.914187][ T32] r4:850f5b00 [ 1324.914212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.914264][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.914291][ T32] r4:00000001 [ 1324.914312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.914376][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.914416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.914472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.914511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.914568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.914621][ T32] r4:8484c9c0 [ 1324.914653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.914683][ T32] INFO: task kworker/0:36:3201 blocked for more than 451 seconds. [ 1324.914720][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.914747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.914768][ T32] task:kworker/0:36 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.914858][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.914923][ T32] Call trace: [ 1324.914955][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.915057][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000013 r6:dfae1d8c r5:844b6c00 [ 1324.935529][ T32] r4:844b6c00 [ 1324.935577][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.935659][ T32] r5:844b6c00 r4:8291a680 [ 1324.935697][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.935774][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.935837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.935921][ T32] r4:00000000 [ 1324.935982][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.936057][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.936135][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.936196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fe5c0 [ 1324.936228][ T32] r4:00000000 [ 1324.936251][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.936307][ T32] r9:83018005 r8:844b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1324.936332][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.936408][ T32] r5:00001000 r4:dfb91000 [ 1324.936434][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.936480][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.936559][ T32] r5:8493df8c r4:8493dc00 [ 1324.936616][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.936677][ T32] r7:dddced80 r6:83018000 r5:8493df8c r4:8474b000 [ 1324.936718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.936829][ T32] r10:61c88647 r9:844b6c00 r8:8474b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.936892][ T32] r4:8474b000 [ 1324.936941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.936998][ T32] r10:00000000 r9:8474b000 r8:80287e08 r7:dfb69e60 r6:8474b080 r5:844b6c00 [ 1324.937023][ T32] r4:00000001 [ 1324.937045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.937085][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.937119][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.937152][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.937182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.937216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.937245][ T32] r4:84750100 [ 1324.938175][ T32] INFO: task kworker/0:36:3201 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.938217][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.938305][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.938359][ T32] Call trace: [ 1324.938418][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.938484][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.938508][ T32] r4:00000000 [ 1324.938529][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.938625][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.938662][ T32] dd20: e89b7000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.938696][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.938724][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.938750][ T32] r5:80000113 r4:80239bb0 [ 1324.938770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.938840][ T32] r4:82ac21e4 [ 1324.938870][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.938919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.938942][ T32] r4:eb28ddc0 [ 1324.938986][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.939070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.939122][ T32] r4:00000000 [ 1324.939165][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.939223][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.939270][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.939344][ T32] r5:00001000 r4:eafb1000 [ 1324.939372][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.939445][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.939522][ T32] r5:853c6f8c r4:853c6c00 [ 1324.939547][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.939601][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.939625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.939678][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.939702][ T32] r4:850f5b00 [ 1324.939724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.939799][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.939828][ T32] r4:00000001 [ 1324.939878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.939923][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.939988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.940025][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.940055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.940114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.940142][ T32] r4:8484c9c0 [ 1324.940165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.940195][ T32] INFO: task kworker/0:37:3204 blocked for more than 451 seconds. [ 1324.940231][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.940258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.940281][ T32] task:kworker/0:37 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.940395][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.940474][ T32] Call trace: [ 1324.940539][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.940644][ T32] r10:8291a684 r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:844b6000 [ 1324.940691][ T32] r4:844b6000 [ 1324.940741][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.940831][ T32] r5:844b6000 r4:8291a680 [ 1324.940904][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.941013][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.941093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1324.941146][ T32] r4:00000000 [ 1324.941193][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.941306][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.941350][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.941398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859febc0 [ 1324.941469][ T32] r4:00000000 [ 1324.941494][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.941546][ T32] r9:83018005 r8:844b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1324.941568][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.941614][ T32] r5:00001000 r4:eba65000 [ 1324.941638][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.941704][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.941794][ T32] r5:8493e38c r4:8493e000 [ 1324.941847][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.941904][ T32] r7:dddced80 r6:83018000 r5:8493e38c r4:8474b100 [ 1324.941943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.942032][ T32] r10:61c88647 r9:844b6000 r8:8474b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.942072][ T32] r4:8474b100 [ 1324.942119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.942196][ T32] r10:00000000 r9:8474b100 r8:80287e08 r7:dfb69e60 r6:8474b180 r5:844b6000 [ 1324.942250][ T32] r4:00000001 [ 1324.942289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.942331][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1324.942361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.942417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.942451][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.942492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.942518][ T32] r4:84750200 [ 1324.942985][ T32] INFO: task kworker/0:37:3204 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.943052][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.943177][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.943238][ T32] Call trace: [ 1324.943270][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.943353][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.943382][ T32] r4:00000000 [ 1324.943404][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.943460][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.943497][ T32] dd20: e89b7000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.943545][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.943600][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.943630][ T32] r5:80000113 r4:80239bb0 [ 1324.943653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.943698][ T32] r4:82ac21e4 [ 1324.943720][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.943769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.943792][ T32] r4:eb28ddc0 [ 1324.943813][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.943865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.943927][ T32] r4:00000000 [ 1324.943952][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.944005][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.944027][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.944098][ T32] r5:00001000 r4:eafb1000 [ 1324.944146][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.944217][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.944268][ T32] r5:853c6f8c r4:853c6c00 [ 1324.944291][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.944342][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.944389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.944479][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.944542][ T32] r4:850f5b00 [ 1324.944566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.944618][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.944641][ T32] r4:00000001 [ 1324.944678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.944722][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.944751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.944783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.944813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.944856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.944882][ T32] r4:8484c9c0 [ 1324.944928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.944958][ T32] INFO: task kworker/0:38:3206 blocked for more than 451 seconds. [ 1324.945016][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.945108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.954205][ T32] task:kworker/0:38 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.954310][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.954371][ T32] Call trace: [ 1324.954405][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.954468][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:844b5400 [ 1324.954547][ T32] r4:844b5400 [ 1324.954592][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.954652][ T32] r5:844b5400 r4:8291a680 [ 1324.954685][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.954736][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.954788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1324.954824][ T32] r4:00000000 [ 1324.954877][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.954920][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.954961][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.955009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fea40 [ 1324.955116][ T32] r4:00000000 [ 1324.970614][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.970762][ T32] r9:83018005 r8:844b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [ 1324.970819][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.970898][ T32] r5:00001000 r4:eb6c9000 [ 1324.970924][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.971005][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.971108][ T32] r5:8493f38c r4:8493f000 [ 1324.971135][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.971190][ T32] r7:dddced80 r6:83018000 r5:8493f38c r4:8474b200 [ 1324.971214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.971267][ T32] r10:61c88647 r9:844b5400 r8:8474b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.971299][ T32] r4:8474b200 [ 1324.971341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.971406][ T32] r10:00000000 r9:8474b200 r8:80287e08 r7:dfba5e60 r6:8474b280 r5:844b5400 [ 1324.971431][ T32] r4:00000001 [ 1324.971452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.971493][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1324.971553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.971590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.971645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.971682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.971730][ T32] r4:847500c0 [ 1324.972605][ T32] INFO: task kworker/0:38:3206 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.972648][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.972721][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.972801][ T32] Call trace: [ 1324.972852][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.972916][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.972941][ T32] r4:00000000 [ 1324.972962][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.973020][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.973056][ T32] dd20: e8cc4000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.973089][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.973141][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.973197][ T32] r5:80000113 r4:80239bb0 [ 1324.973248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.973302][ T32] r4:82ac21e4 [ 1324.973337][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.973402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.973436][ T32] r4:eb28ddc0 [ 1324.973471][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.973523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.973572][ T32] r4:00000000 [ 1324.973597][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.973649][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.973672][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.973718][ T32] r5:00001000 r4:eafb1000 [ 1324.973764][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.973811][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.973869][ T32] r5:853c6f8c r4:853c6c00 [ 1324.973892][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.973981][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.974008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.974087][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.974129][ T32] r4:850f5b00 [ 1324.974177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.974258][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.974287][ T32] r4:00000001 [ 1324.974309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.974374][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.974407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.974439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.974485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.974521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.974569][ T32] r4:8484c9c0 [ 1324.974607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.974650][ T32] INFO: task kworker/0:39:3208 blocked for more than 451 seconds. [ 1324.974713][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.974745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.974792][ T32] task:kworker/0:39 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.974900][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.974960][ T32] Call trace: [ 1324.974997][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.975098][ T32] r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:844b2400 [ 1324.984087][ T32] r4:844b2400 [ 1324.984162][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.984252][ T32] r5:844b2400 r4:8291a680 [ 1324.984285][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.984333][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.984396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1324.984441][ T32] r4:00000000 [ 1324.984462][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.984502][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.984545][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.984618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859feac0 [ 1324.984646][ T32] r4:00000000 [ 1324.984668][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.984824][ T32] r9:83018005 r8:844b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 [ 1324.984862][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.984915][ T32] r5:00001000 r4:eb919000 [ 1324.984937][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.985005][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.985894][ T32] r5:8493c78c r4:8493c400 [ 1324.985949][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.986017][ T32] r7:dddced80 r6:83018000 r5:8493c78c r4:8474b300 [ 1324.986040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.986123][ T32] r10:61c88647 r9:844b2400 r8:8474b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.986152][ T32] r4:8474b300 [ 1324.986174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.986238][ T32] r10:00000000 r9:8474b300 r8:80287e08 r7:dfbb9e60 r6:8474b380 r5:844b2400 [ 1324.986287][ T32] r4:00000001 [ 1324.986312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.986379][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1324.986417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.986451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.986504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.986542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.986567][ T32] r4:84750300 [ 1324.987479][ T32] INFO: task kworker/0:39:3208 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.987528][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.987671][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.987722][ T32] Call trace: [ 1324.987757][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.987817][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.987841][ T32] r4:00000000 [ 1324.987870][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.987914][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.987946][ T32] dd20: e8cc4000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.987979][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.988007][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.988033][ T32] r5:80000113 r4:80239bb0 [ 1324.988054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.988103][ T32] r4:82ac21e4 [ 1324.988125][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.988174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.988198][ T32] r4:eb28ddc0 [ 1324.988219][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.988267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.988364][ T32] r4:00000000 [ 1324.988397][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.988475][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.988508][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.988556][ T32] r5:00001000 r4:eafb1000 [ 1324.988602][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.988701][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.988754][ T32] r5:853c6f8c r4:853c6c00 [ 1324.988800][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.988902][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.988930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.988986][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.989010][ T32] r4:850f5b00 [ 1324.989030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.989105][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.989135][ T32] r4:00000001 [ 1324.989181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.989226][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.989280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.989317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.989347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.989381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.989418][ T32] r4:8484c9c0 [ 1324.989444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.989480][ T32] INFO: task kworker/0:40:3210 blocked for more than 451 seconds. [ 1324.989603][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.989669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.989695][ T32] task:kworker/0:40 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.989746][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.989791][ T32] Call trace: [ 1324.989842][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.989915][ T32] r10:8291a684 r9:dfbcdd84 r8:00000002 r7:60000013 r6:dfbcdd8c r5:844b4800 [ 1324.989948][ T32] r4:844b4800 [ 1324.989970][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.990067][ T32] r5:844b4800 r4:8291a680 [ 1324.990119][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.990175][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.990275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1324.990304][ T32] r4:00000000 [ 1324.990325][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.990365][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.990407][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.990456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fe800 [ 1324.990578][ T32] r4:00000000 [ 1324.990634][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.990691][ T32] r9:83018005 r8:844b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1324.990717][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.990765][ T32] r5:00001000 r4:dfbd5000 [ 1324.990787][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.990852][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.990909][ T32] r5:8493fb8c r4:8493f800 [ 1324.990938][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.991019][ T32] r7:dddced80 r6:83018000 r5:8493fb8c r4:8474b400 [ 1324.991083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.991180][ T32] r10:61c88647 r9:844b4800 r8:8474b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.991207][ T32] r4:8474b400 [ 1324.991229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.991283][ T32] r10:00000000 r9:8474b400 r8:80287e08 r7:dfbb9e60 r6:8474b480 r5:844b4800 [ 1324.991331][ T32] r4:00000001 [ 1324.991357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.991404][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1324.991464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.991508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.991541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.991575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.991599][ T32] r4:84750700 [ 1324.992018][ T32] INFO: task kworker/0:40:3210 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1324.992059][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.992144][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.992223][ T32] Call trace: [ 1324.992257][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.992317][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1324.992342][ T32] r4:00000000 [ 1324.992362][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.992406][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1324.992437][ T32] dd20: e8cc4000 eccab000 00000001 80239b98 7f437000 00000001 [ 1324.992470][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1324.992502][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1324.992528][ T32] r5:80000113 r4:80239bb0 [ 1324.992563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.992637][ T32] r4:82ac21e4 [ 1324.992669][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.992719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1324.992743][ T32] r4:eb28ddc0 [ 1324.992764][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.992811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1324.992840][ T32] r4:00000000 [ 1324.992880][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.992987][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.993015][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.993062][ T32] r5:00001000 r4:eafb1000 [ 1324.993084][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1324.993178][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.993254][ T32] r5:853c6f8c r4:853c6c00 [ 1324.993284][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.993387][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1324.993420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.993474][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.993498][ T32] r4:850f5b00 [ 1324.993540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.993600][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1324.993624][ T32] r4:00000001 [ 1324.993645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.993708][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1324.993748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.993786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.993841][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.993934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.993986][ T32] r4:8484c9c0 [ 1324.994010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.994111][ T32] INFO: task kworker/0:41:3212 blocked for more than 451 seconds. [ 1324.994147][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1324.994174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.994214][ T32] task:kworker/0:41 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.994266][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.994310][ T32] Call trace: [ 1324.994366][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1324.994424][ T32] r10:8291a684 r9:dfbe1d84 r8:00000002 r7:60000113 r6:dfbe1d8c r5:832ea400 [ 1324.994449][ T32] r4:832ea400 [ 1324.994470][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1324.994518][ T32] r5:832ea400 r4:8291a680 [ 1324.994563][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.994616][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.994680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 [ 1324.994707][ T32] r4:00000000 [ 1324.994728][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1324.994767][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1324.994806][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1324.994858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a08ec0 [ 1324.994884][ T32] r4:00000000 [ 1324.994928][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1324.994984][ T32] r9:83018005 r8:832ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1324.995006][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.025913][ T32] r5:00001000 r4:dfb55000 [ 1325.026011][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.026088][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.026146][ T32] r5:859fa78c r4:859fa400 [ 1325.026197][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.026283][ T32] r7:dddced80 r6:83018000 r5:859fa78c r4:8474b500 [ 1325.026312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.026371][ T32] r10:61c88647 r9:832ea400 r8:8474b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.026422][ T32] r4:8474b500 [ 1325.026480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.026581][ T32] r10:00000000 r9:8474b500 r8:80287e08 r7:dfbcde60 r6:8474b580 r5:832ea400 [ 1325.026609][ T32] r4:00000001 [ 1325.026634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.026701][ T32] Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) [ 1325.026764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.026801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.026881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.026923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.026962][ T32] r4:84750880 [ 1325.027924][ T32] INFO: task kworker/0:41:3212 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.027974][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.028069][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.028174][ T32] Call trace: [ 1325.028219][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.028281][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.028329][ T32] r4:00000000 [ 1325.028354][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.028405][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.028438][ T32] dd20: e9377000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.028472][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.028524][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.028555][ T32] r5:80000113 r4:80239bb0 [ 1325.028590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.028665][ T32] r4:82ac21e4 [ 1325.028701][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.028754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.028779][ T32] r4:eb28ddc0 [ 1325.028800][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.028853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.028879][ T32] r4:00000000 [ 1325.028900][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.028953][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.028998][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.029098][ T32] r5:00001000 r4:eafb1000 [ 1325.029123][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.029167][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.029213][ T32] r5:853c6f8c r4:853c6c00 [ 1325.029233][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.029285][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.029346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.029410][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.029434][ T32] r4:850f5b00 [ 1325.029457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.029532][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.029591][ T32] r4:00000001 [ 1325.029672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.029716][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.029746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.029777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.029807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.029840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.029870][ T32] r4:8484c9c0 [ 1325.029907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.029941][ T32] INFO: task kworker/0:42:3213 blocked for more than 451 seconds. [ 1325.030001][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.030034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.030056][ T32] task:kworker/0:42 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.030107][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.030185][ T32] Call trace: [ 1325.030218][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.030274][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000013 r6:dfa81d8c r5:83238c00 [ 1325.030298][ T32] r4:83238c00 [ 1325.030332][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.030384][ T32] r5:83238c00 r4:8291a680 [ 1325.030430][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.030479][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.030583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1325.030638][ T32] r4:00000000 [ 1325.030661][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.030702][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.030741][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.030788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fe880 [ 1325.030864][ T32] r4:00000000 [ 1325.030958][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.031077][ T32] r9:83018005 r8:83238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1325.031145][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.031221][ T32] r5:00001000 r4:e0643000 [ 1325.031246][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.031289][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.031336][ T32] r5:8493e78c r4:8493e400 [ 1325.031357][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.031406][ T32] r7:dddced80 r6:83018000 r5:8493e78c r4:8474b600 [ 1325.031453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.031536][ T32] r10:61c88647 r9:83238c00 r8:8474b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.031564][ T32] r4:8474b600 [ 1325.031603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.031692][ T32] r10:00000000 r9:8474b600 r8:80287e08 r7:dfbe1e60 r6:8474b680 r5:83238c00 [ 1325.031746][ T32] r4:00000001 [ 1325.031798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.031853][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1325.031886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.031918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.031948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.032005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.032033][ T32] r4:84750980 [ 1325.032420][ T32] INFO: task kworker/0:42:3213 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.032460][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.032525][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.032573][ T32] Call trace: [ 1325.032605][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.032689][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.032718][ T32] r4:00000000 [ 1325.032739][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.032784][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.032907][ T32] dd20: e9377000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.032947][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.032975][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.033016][ T32] r5:80000113 r4:80239bb0 [ 1325.033041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.033087][ T32] r4:82ac21e4 [ 1325.033108][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.033156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.033205][ T32] r4:eb28ddc0 [ 1325.033245][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.033297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.033321][ T32] r4:00000000 [ 1325.033341][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.033416][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.033450][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.033497][ T32] r5:00001000 r4:eafb1000 [ 1325.033526][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.033571][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.033643][ T32] r5:853c6f8c r4:853c6c00 [ 1325.033674][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.033730][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.033804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.033867][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.033893][ T32] r4:850f5b00 [ 1325.033913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.033965][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.033988][ T32] r4:00000001 [ 1325.034010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.034074][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.034113][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.034145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.034175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.034209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.034257][ T32] r4:8484c9c0 [ 1325.034288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.034363][ T32] INFO: task kworker/0:43:3217 blocked for more than 451 seconds. [ 1325.034398][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.034423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.034468][ T32] task:kworker/0:43 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.034553][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.034618][ T32] Call trace: [ 1325.034704][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.034813][ T32] r10:8291a684 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:84911800 [ 1325.034857][ T32] r4:84911800 [ 1325.034885][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.034939][ T32] r5:84911800 r4:8291a680 [ 1325.034973][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.035029][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.057597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 1325.057702][ T32] r4:00000000 [ 1325.057732][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.057818][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.057895][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.057949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a9d80 [ 1325.057977][ T32] r4:00000000 [ 1325.058001][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.058058][ T32] r9:83018005 r8:84911800 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1325.058081][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.058132][ T32] r5:00001000 r4:ebd1f000 [ 1325.058154][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.058222][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.058326][ T32] r5:859b1b8c r4:859b1800 [ 1325.058354][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.058433][ T32] r7:dddced80 r6:83018000 r5:859b1b8c r4:8474b700 [ 1325.058495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.058574][ T32] r10:61c88647 r9:84911800 r8:8474b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.058604][ T32] r4:8474b700 [ 1325.058626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.058679][ T32] r10:00000000 r9:8474b700 r8:80287e08 r7:dfbe1e60 r6:8474b780 r5:84911800 [ 1325.058703][ T32] r4:00000001 [ 1325.058747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.058794][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1325.058828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.058868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.058907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.058947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.058972][ T32] r4:84750e80 [ 1325.059916][ T32] INFO: task kworker/0:43:3217 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.059972][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.060078][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.060151][ T32] Call trace: [ 1325.060191][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.060252][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.060284][ T32] r4:00000000 [ 1325.060339][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.060388][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.060445][ T32] dd20: e97d4000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.060482][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.060510][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.060566][ T32] r5:80000113 r4:80239bb0 [ 1325.060628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.060695][ T32] r4:82ac21e4 [ 1325.060722][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.060775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.060826][ T32] r4:eb28ddc0 [ 1325.060860][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.060910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.060948][ T32] r4:00000000 [ 1325.060973][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.061065][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.061092][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.061173][ T32] r5:00001000 r4:eafb1000 [ 1325.061223][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.061278][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.061330][ T32] r5:853c6f8c r4:853c6c00 [ 1325.061373][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.061523][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.061552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.061652][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.061681][ T32] r4:850f5b00 [ 1325.061702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.061780][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.061831][ T32] r4:00000001 [ 1325.061895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.061939][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.061970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.062028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.062061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.062096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.062148][ T32] r4:8484c9c0 [ 1325.062225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.062305][ T32] INFO: task kworker/0:44:3219 blocked for more than 451 seconds. [ 1325.062347][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.062376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.062425][ T32] task:kworker/0:44 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.062485][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.062547][ T32] Call trace: [ 1325.062583][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.062638][ T32] r10:8291a684 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:84912400 [ 1325.062661][ T32] r4:84912400 [ 1325.062705][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.062757][ T32] r5:84912400 r4:8291a680 [ 1325.062778][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.062827][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.062901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.062933][ T32] r4:00000000 [ 1325.062957][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.062997][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.063084][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.063186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a31680 [ 1325.063246][ T32] r4:00000000 [ 1325.063296][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.063363][ T32] r9:83018005 r8:84912400 r7:00000000 r6:83018000 r5:00001000 r4:7f133000 [ 1325.063389][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.063437][ T32] r5:00001000 r4:ece73000 [ 1325.063457][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.063500][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.063547][ T32] r5:859b038c r4:859b0000 [ 1325.063570][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.063641][ T32] r7:dddced80 r6:83018000 r5:859b038c r4:8474b800 [ 1325.063667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.063747][ T32] r10:61c88647 r9:84912400 r8:8474b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.063781][ T32] r4:8474b800 [ 1325.063827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.063910][ T32] r10:00000000 r9:8474b800 r8:80287e08 r7:dfbe1e60 r6:8474b880 r5:84912400 [ 1325.063940][ T32] r4:00000001 [ 1325.064046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.064109][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.064142][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.064176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.064205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.064244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.064286][ T32] r4:8475f140 [ 1325.064735][ T32] INFO: task kworker/0:44:3219 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.064776][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.064902][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.065038][ T32] Call trace: [ 1325.079232][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.079392][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.079421][ T32] r4:00000000 [ 1325.079462][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.079540][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.079580][ T32] dd20: e97d4000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.079640][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.079672][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.079699][ T32] r5:80000113 r4:80239bb0 [ 1325.079723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.079776][ T32] r4:82ac21e4 [ 1325.079800][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.079856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.079912][ T32] r4:eb28ddc0 [ 1325.079942][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.079998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.080026][ T32] r4:00000000 [ 1325.080047][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.080103][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.080132][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.080211][ T32] r5:00001000 r4:eafb1000 [ 1325.080239][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.080287][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.080360][ T32] r5:853c6f8c r4:853c6c00 [ 1325.080413][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.080497][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.080573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.080677][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.080713][ T32] r4:850f5b00 [ 1325.080735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.080789][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.080813][ T32] r4:00000001 [ 1325.080834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.080883][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.080913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.080946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.081000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.081072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.081107][ T32] r4:8484c9c0 [ 1325.081180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.081235][ T32] INFO: task kworker/0:45:3221 blocked for more than 451 seconds. [ 1325.081345][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.081378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.081403][ T32] task:kworker/0:45 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.081467][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.081514][ T32] Call trace: [ 1325.081626][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.081692][ T32] r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:84913000 [ 1325.081716][ T32] r4:84913000 [ 1325.081737][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.081785][ T32] r5:84913000 r4:8291a680 [ 1325.081806][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.081880][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.081934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc15e08 [ 1325.081990][ T32] r4:00000000 [ 1325.082039][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.082086][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.082134][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.082206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b50c0 [ 1325.082238][ T32] r4:00000000 [ 1325.082262][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.082317][ T32] r9:83018005 r8:84913000 r7:00000000 r6:83018000 r5:00001000 r4:7f217000 [ 1325.082343][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.082390][ T32] r5:00001000 r4:dfc25000 [ 1325.082436][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.082488][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.082561][ T32] r5:84791b8c r4:84791800 [ 1325.082586][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.082661][ T32] r7:dddced80 r6:83018000 r5:84791b8c r4:8474b900 [ 1325.082686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.082744][ T32] r10:61c88647 r9:84913000 r8:8474b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.082822][ T32] r4:8474b900 [ 1325.082850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.082906][ T32] r10:00000000 r9:8474b900 r8:80287e08 r7:dfbe1e60 r6:8474b980 r5:84913000 [ 1325.082932][ T32] r4:00000001 [ 1325.082993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.083085][ T32] Exception stack(0xdfc15fb0 to 0xdfc15ff8) [ 1325.083148][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.083192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.083224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.083257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.083281][ T32] r4:8475f3c0 [ 1325.084180][ T32] INFO: task kworker/0:45:3221 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.084225][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.084342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.084393][ T32] Call trace: [ 1325.084466][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.084535][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.084562][ T32] r4:00000000 [ 1325.084583][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.084629][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.084674][ T32] dd20: e97d4000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.084712][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.084752][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.084791][ T32] r5:80000113 r4:80239bb0 [ 1325.084838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.084925][ T32] r4:82ac21e4 [ 1325.084959][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.085011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.085083][ T32] r4:eb28ddc0 [ 1325.101715][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.101828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.101871][ T32] r4:00000000 [ 1325.101908][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.101968][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.101992][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.102044][ T32] r5:00001000 r4:eafb1000 [ 1325.102065][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.102110][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.102158][ T32] r5:853c6f8c r4:853c6c00 [ 1325.102179][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.102232][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.102302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.102360][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.102384][ T32] r4:850f5b00 [ 1325.102429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.102593][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.102646][ T32] r4:00000001 [ 1325.102694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.102747][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.102780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.102812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.102865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.102905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.102929][ T32] r4:8484c9c0 [ 1325.102983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.103085][ T32] INFO: task kworker/0:46:3223 blocked for more than 451 seconds. [ 1325.103167][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.103230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.103259][ T32] task:kworker/0:46 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.103350][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.103422][ T32] Call trace: [ 1325.103457][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.103515][ T32] r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:84aa2400 [ 1325.103587][ T32] r4:84aa2400 [ 1325.103619][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.103692][ T32] r5:84aa2400 r4:8291a680 [ 1325.103719][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.103763][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.103812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1325.103836][ T32] r4:00000000 [ 1325.103907][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.103975][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.104062][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.104116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f1240 [ 1325.104142][ T32] r4:00000000 [ 1325.104162][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.104212][ T32] r9:83018005 r8:84aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f215000 [ 1325.104292][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.104347][ T32] r5:00001000 r4:eb949000 [ 1325.104393][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.104440][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.104486][ T32] r5:8479278c r4:84792400 [ 1325.104538][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.104592][ T32] r7:dddced80 r6:83018000 r5:8479278c r4:8474ba00 [ 1325.104616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.104668][ T32] r10:61c88647 r9:84aa2400 r8:8474ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.104691][ T32] r4:8474ba00 [ 1325.104767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.104823][ T32] r10:00000000 r9:8474ba00 r8:80287e08 r7:dfc15e60 r6:84762000 r5:84aa2400 [ 1325.104847][ T32] r4:00000001 [ 1325.104904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.104947][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.104978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.105015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.105045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.115370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.115438][ T32] r4:8475f000 [ 1325.116330][ T32] INFO: task kworker/0:46:3223 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.116372][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116475][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116589][ T32] Call trace: [ 1325.116664][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.116728][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.116781][ T32] r4:00000000 [ 1325.116830][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.116892][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.116925][ T32] dd20: e9c73000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.116960][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.116987][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.117014][ T32] r5:80000113 r4:80239bb0 [ 1325.117036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.117084][ T32] r4:82ac21e4 [ 1325.117106][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.117156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.117180][ T32] r4:eb28ddc0 [ 1325.117200][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.117248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.117272][ T32] r4:00000000 [ 1325.117292][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.117344][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.117366][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.117431][ T32] r5:00001000 r4:eafb1000 [ 1325.117457][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.117525][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.117577][ T32] r5:853c6f8c r4:853c6c00 [ 1325.117624][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.117687][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.117711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.117765][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.117788][ T32] r4:850f5b00 [ 1325.117809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.117865][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.117890][ T32] r4:00000001 [ 1325.117936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.117980][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.118009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.118064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.118098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.118131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.118153][ T32] r4:8484c9c0 [ 1325.118176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.118208][ T32] INFO: task kworker/0:47:3226 blocked for more than 451 seconds. [ 1325.118269][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.118324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.118382][ T32] task:kworker/0:47 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.118436][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.118505][ T32] Call trace: [ 1325.118554][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.118626][ T32] r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:84aa0000 [ 1325.118678][ T32] r4:84aa0000 [ 1325.118735][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.118816][ T32] r5:84aa0000 r4:8291a680 [ 1325.118848][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.118898][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.118949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1325.118974][ T32] r4:00000000 [ 1325.118995][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.119074][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.119158][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.119215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475f9c0 [ 1325.119240][ T32] r4:00000000 [ 1325.119261][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.119311][ T32] r9:83018005 r8:84aa0000 r7:00000000 r6:83018000 r5:00001000 r4:7f213000 [ 1325.119333][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.119379][ T32] r5:00001000 r4:dfc0b000 [ 1325.119417][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.119515][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.119592][ T32] r5:859b3f8c r4:859b3c00 [ 1325.119623][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.119720][ T32] r7:dddced80 r6:83018000 r5:859b3f8c r4:8474ba80 [ 1325.119751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.119829][ T32] r10:61c88647 r9:84aa0000 r8:8474baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.119870][ T32] r4:8474ba80 [ 1325.119904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.119959][ T32] r10:00000000 r9:8474ba80 r8:80287e08 r7:dfc1de60 r6:84762080 r5:84aa0000 [ 1325.119984][ T32] r4:00000001 [ 1325.120050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.120120][ T32] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 1325.120160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.120238][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.120277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.120355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.120440][ T32] r4:8475f700 [ 1325.120895][ T32] INFO: task kworker/0:47:3226 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.120976][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.121115][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.121207][ T32] Call trace: [ 1325.121277][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.121341][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.121367][ T32] r4:00000000 [ 1325.121388][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.121431][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.121489][ T32] dd20: e9c73000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.121525][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.121553][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.121594][ T32] r5:80000113 r4:80239bb0 [ 1325.121664][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.121713][ T32] r4:82ac21e4 [ 1325.121735][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.121787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.121812][ T32] r4:eb28ddc0 [ 1325.121834][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.121903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.121964][ T32] r4:00000000 [ 1325.121988][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.122040][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.122062][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.122108][ T32] r5:00001000 r4:eafb1000 [ 1325.122128][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.122181][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.122232][ T32] r5:853c6f8c r4:853c6c00 [ 1325.122254][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.122331][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.122388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.122446][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.122470][ T32] r4:850f5b00 [ 1325.122519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.122574][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.122598][ T32] r4:00000001 [ 1325.122621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.122711][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.122768][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.122805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.122910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.122950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.123002][ T32] r4:8484c9c0 [ 1325.123027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.123098][ T32] INFO: task kworker/0:48:3227 blocked for more than 451 seconds. [ 1325.123157][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.123184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.123247][ T32] task:kworker/0:48 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.123369][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.123417][ T32] Call trace: [ 1325.123484][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.123556][ T32] r10:8291a684 r9:dfc41d84 r8:00000002 r7:60000113 r6:dfc41d8c r5:84aa3000 [ 1325.123610][ T32] r4:84aa3000 [ 1325.123659][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.123716][ T32] r5:84aa3000 r4:8291a680 [ 1325.123761][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.123810][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.123875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1325.123924][ T32] r4:00000000 [ 1325.123949][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.123989][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.124027][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.124074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f1dc0 [ 1325.124098][ T32] r4:00000000 [ 1325.124144][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.124230][ T32] r9:83018005 r8:84aa3000 r7:00000000 r6:83018000 r5:00001000 r4:7f211000 [ 1325.124257][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.124304][ T32] r5:00001000 r4:dfba7000 [ 1325.124325][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.124367][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.124431][ T32] r5:859b3b8c r4:859b3800 [ 1325.124455][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.124506][ T32] r7:dddced80 r6:83018000 r5:859b3b8c r4:8474bb00 [ 1325.124553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.124609][ T32] r10:61c88647 r9:84aa3000 r8:8474bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.124635][ T32] r4:8474bb00 [ 1325.124681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.124741][ T32] r10:00000000 r9:8474bb00 r8:80287e08 r7:dfc35e60 r6:84762100 r5:84aa3000 [ 1325.124766][ T32] r4:00000001 [ 1325.124786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.124850][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1325.124903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.124951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.124985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.125018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.125098][ T32] r4:8475f840 [ 1325.147901][ T32] INFO: task kworker/0:48:3227 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.147976][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.148086][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.148154][ T32] Call trace: [ 1325.148214][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.148290][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.148342][ T32] r4:00000000 [ 1325.148369][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.148416][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.148473][ T32] dd20: e9f1c000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.148543][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.148581][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.148609][ T32] r5:80000113 r4:80239bb0 [ 1325.148633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.148682][ T32] r4:82ac21e4 [ 1325.148704][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.148753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.148777][ T32] r4:eb28ddc0 [ 1325.148797][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.148846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.148908][ T32] r4:00000000 [ 1325.148993][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.149056][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.149107][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.149162][ T32] r5:00001000 r4:eafb1000 [ 1325.149210][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.149261][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.149311][ T32] r5:853c6f8c r4:853c6c00 [ 1325.149352][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.149487][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.149520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.149576][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.149600][ T32] r4:850f5b00 [ 1325.149621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.149697][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.149755][ T32] r4:00000001 [ 1325.149782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.149824][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.149859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.149918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.149979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.150017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.150041][ T32] r4:8484c9c0 [ 1325.150063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.150092][ T32] INFO: task kworker/0:49:3229 blocked for more than 451 seconds. [ 1325.150181][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.150221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.150243][ T32] task:kworker/0:49 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.150297][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.150357][ T32] Call trace: [ 1325.150441][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.150499][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:84913c00 [ 1325.150524][ T32] r4:84913c00 [ 1325.150572][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.150654][ T32] r5:84913c00 r4:8291a680 [ 1325.150677][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.150746][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.150802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1325.150826][ T32] r4:00000000 [ 1325.150866][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.150936][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.150991][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.151083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599e800 [ 1325.151109][ T32] r4:00000000 [ 1325.151205][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.151287][ T32] r9:83018005 r8:84913c00 r7:00000000 r6:83018000 r5:00001000 r4:7f287000 [ 1325.151337][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.151388][ T32] r5:00001000 r4:ed3ef000 [ 1325.151410][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.151501][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.151606][ T32] r5:85b9838c r4:85b98000 [ 1325.151634][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.151692][ T32] r7:dddced80 r6:83018000 r5:85b9838c r4:8474bb80 [ 1325.151715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.151793][ T32] r10:61c88647 r9:84913c00 r8:8474bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.151852][ T32] r4:8474bb80 [ 1325.151904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.151960][ T32] r10:00000000 r9:8474bb80 r8:80287e08 r7:dfc41e60 r6:8474bc00 r5:84913c00 [ 1325.151984][ T32] r4:00000001 [ 1325.152005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.152044][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1325.152073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.152104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.152136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.152168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.152192][ T32] r4:8475f900 [ 1325.152606][ T32] INFO: task kworker/0:49:3229 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.152673][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.152738][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.152785][ T32] Call trace: [ 1325.152817][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.152881][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.152905][ T32] r4:00000000 [ 1325.152926][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.153019][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.153080][ T32] dd20: e9f1c000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.153116][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.153217][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.153248][ T32] r5:80000113 r4:80239bb0 [ 1325.153270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.153339][ T32] r4:82ac21e4 [ 1325.153364][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.153415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.153439][ T32] r4:eb28ddc0 [ 1325.153508][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.153560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.153585][ T32] r4:00000000 [ 1325.153671][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.153727][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.153751][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.153824][ T32] r5:00001000 r4:eafb1000 [ 1325.153848][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.153898][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.153969][ T32] r5:853c6f8c r4:853c6c00 [ 1325.154001][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.154054][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.154076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.154130][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.154155][ T32] r4:850f5b00 [ 1325.154200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.154262][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.154286][ T32] r4:00000001 [ 1325.154308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.154372][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.154406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.154439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.154469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.154502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.154526][ T32] r4:8484c9c0 [ 1325.154547][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.154587][ T32] INFO: task kworker/1:14:3233 blocked for more than 451 seconds. [ 1325.154670][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.154702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.154749][ T32] task:kworker/1:14 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.154808][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.154876][ T32] Call trace: [ 1325.154941][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.155001][ T32] r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000113 r6:dfbf5d8c r5:84aa4800 [ 1325.155117][ T32] r4:84aa4800 [ 1325.175649][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.175738][ T32] r5:84aa4800 r4:8291a680 [ 1325.175763][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.175835][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.175898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1325.175923][ T32] r4:00000000 [ 1325.175943][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.175981][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.176024][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.176073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577ecc0 [ 1325.176098][ T32] r4:00000000 [ 1325.176121][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.176178][ T32] r9:83018205 r8:84aa4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1325.176201][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.176251][ T32] r5:00001000 r4:ecb5f000 [ 1325.176273][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.176315][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.176389][ T32] r5:8593bb8c r4:8593b800 [ 1325.176440][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.176498][ T32] r7:ddde2d80 r6:83018200 r5:8593bb8c r4:84762180 [ 1325.176522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.176576][ T32] r10:61c88647 r9:84aa4800 r8:847621ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.176601][ T32] r4:84762180 [ 1325.176647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.176735][ T32] r10:00000000 r9:84762180 r8:80287e08 r7:dfa59e60 r6:84762200 r5:84aa4800 [ 1325.176789][ T32] r4:00000001 [ 1325.176814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.176909][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1325.176947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.176985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.177016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.177049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.177073][ T32] r4:8474dc00 [ 1325.177842][ T32] INFO: task kworker/1:14:3233 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.177927][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.178019][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.178070][ T32] Call trace: [ 1325.178109][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.178195][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.178231][ T32] r4:00000000 [ 1325.178252][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.178325][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.178391][ T32] dd20: ea20a000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.178428][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.178456][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.178536][ T32] r5:80000113 r4:80239bb0 [ 1325.178568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.178632][ T32] r4:82ac21e4 [ 1325.178658][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.178732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.178760][ T32] r4:eb28ddc0 [ 1325.178811][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.178868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.178918][ T32] r4:00000000 [ 1325.178974][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.179052][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.179093][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.179146][ T32] r5:00001000 r4:eafb1000 [ 1325.179168][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.179212][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.179260][ T32] r5:853c6f8c r4:853c6c00 [ 1325.179281][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.179332][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.179354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.179407][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.179430][ T32] r4:850f5b00 [ 1325.179451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.179502][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.179550][ T32] r4:00000001 [ 1325.179576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.179672][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.179766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.179827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.179866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.179900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.179924][ T32] r4:8484c9c0 [ 1325.179946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.179997][ T32] INFO: task kworker/0:50:3234 blocked for more than 451 seconds. [ 1325.180048][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.180085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.180136][ T32] task:kworker/0:50 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.180321][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.180371][ T32] Call trace: [ 1325.180409][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.180464][ T32] r10:8291a684 r9:dfbedd84 r8:00000002 r7:60000013 r6:dfbedd8c r5:84aa5400 [ 1325.180488][ T32] r4:84aa5400 [ 1325.180509][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.180598][ T32] r5:84aa5400 r4:8291a680 [ 1325.180667][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.180719][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.180769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1325.180793][ T32] r4:00000000 [ 1325.180813][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.180852][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.180924][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.180979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578a600 [ 1325.181045][ T32] r4:00000000 [ 1325.181105][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.181199][ T32] r9:83018005 r8:84aa5400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1325.181229][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.181279][ T32] r5:00001000 r4:ec7cf000 [ 1325.181325][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.181372][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.181420][ T32] r5:85b97f8c r4:85b97c00 [ 1325.181441][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.181492][ T32] r7:dddced80 r6:83018000 r5:85b97f8c r4:8474bc80 [ 1325.181539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.181598][ T32] r10:61c88647 r9:84aa5400 r8:8474bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.181670][ T32] r4:8474bc80 [ 1325.181720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.181775][ T32] r10:00000000 r9:8474bc80 r8:80287e08 r7:dfc31e60 r6:84762280 r5:84aa5400 [ 1325.181799][ T32] r4:00000001 [ 1325.181821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.181893][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1325.181927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.181986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.182020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.182053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.182103][ T32] r4:8475fb00 [ 1325.182499][ T32] INFO: task kworker/0:50:3234 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.182546][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.182613][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.182684][ T32] Call trace: [ 1325.182748][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.182811][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.182835][ T32] r4:00000000 [ 1325.182906][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.182979][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.183015][ T32] dd20: ea20a000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.183084][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.183117][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.183195][ T32] r5:80000113 r4:80239bb0 [ 1325.183223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.183270][ T32] r4:82ac21e4 [ 1325.183315][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.183368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.183416][ T32] r4:eb28ddc0 [ 1325.183482][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.183533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.183558][ T32] r4:00000000 [ 1325.183578][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.183669][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.183697][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.183744][ T32] r5:00001000 r4:eafb1000 [ 1325.183783][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.183883][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.183950][ T32] r5:853c6f8c r4:853c6c00 [ 1325.183981][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.184059][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.184087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.184166][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.184219][ T32] r4:850f5b00 [ 1325.184292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.184356][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.184381][ T32] r4:00000001 [ 1325.184463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.184512][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.184542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.184598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.184632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.184666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.184690][ T32] r4:8484c9c0 [ 1325.184786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.184815][ T32] INFO: task kworker/0:51:3236 blocked for more than 451 seconds. [ 1325.184846][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.184944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.184978][ T32] task:kworker/0:51 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.211977][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.212136][ T32] Call trace: [ 1325.212173][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.212241][ T32] r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:84aa6000 [ 1325.212267][ T32] r4:84aa6000 [ 1325.212289][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.212363][ T32] r5:84aa6000 r4:8291a680 [ 1325.212390][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.212434][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.212539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1325.212568][ T32] r4:00000000 [ 1325.212589][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.212628][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.212669][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.212716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987000 [ 1325.212740][ T32] r4:00000000 [ 1325.212760][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.212886][ T32] r9:83018005 r8:84aa6000 r7:00000000 r6:83018000 r5:00001000 r4:7f287000 [ 1325.212921][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.212995][ T32] r5:00001000 r4:ed2a1000 [ 1325.213021][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.213066][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.213138][ T32] r5:85bc4f8c r4:85bc4c00 [ 1325.213170][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.213225][ T32] r7:dddced80 r6:83018000 r5:85bc4f8c r4:8474bd00 [ 1325.213264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.213323][ T32] r10:61c88647 r9:84aa6000 r8:8474bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.213347][ T32] r4:8474bd00 [ 1325.213368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.213420][ T32] r10:00000000 r9:8474bd00 r8:80287e08 r7:dfbede60 r6:84762300 r5:84aa6000 [ 1325.213443][ T32] r4:00000001 [ 1325.213489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.213542][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1325.213573][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.213605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.213659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.213703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.213751][ T32] r4:8475ff40 [ 1325.214620][ T32] INFO: task kworker/0:51:3236 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.214662][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.214756][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.214802][ T32] Call trace: [ 1325.214900][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.214964][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.214989][ T32] r4:00000000 [ 1325.215010][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.215132][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.227452][ T32] dd20: ea99f000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.227512][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.227541][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.227570][ T32] r5:80000113 r4:80239bb0 [ 1325.227593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.227652][ T32] r4:82ac21e4 [ 1325.227699][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.227779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.227860][ T32] r4:eb28ddc0 [ 1325.227887][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.227937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.227961][ T32] r4:00000000 [ 1325.228030][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.228086][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.228110][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.228160][ T32] r5:00001000 r4:eafb1000 [ 1325.228181][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.228224][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.228271][ T32] r5:853c6f8c r4:853c6c00 [ 1325.228329][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.228460][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.228535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.228594][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.228617][ T32] r4:850f5b00 [ 1325.228638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.228700][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.228729][ T32] r4:00000001 [ 1325.228774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.228819][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.228864][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.228912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.228945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.228990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.229018][ T32] r4:8484c9c0 [ 1325.229043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.229084][ T32] INFO: task kworker/0:52:3237 blocked for more than 451 seconds. [ 1325.229169][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.229201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.229225][ T32] task:kworker/0:52 state:D stack:0 pid:3237 tgid:3237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.229280][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.229350][ T32] Call trace: [ 1325.229386][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.229444][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:84914800 [ 1325.229469][ T32] r4:84914800 [ 1325.229515][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.229575][ T32] r5:84914800 r4:8291a680 [ 1325.229595][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.229638][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.229710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1325.229744][ T32] r4:00000000 [ 1325.229765][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.229804][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.229857][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.229960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987200 [ 1325.229989][ T32] r4:00000000 [ 1325.230010][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.230063][ T32] r9:83018005 r8:84914800 r7:00000000 r6:83018000 r5:00001000 r4:7f305000 [ 1325.230115][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.230166][ T32] r5:00001000 r4:df9bb000 [ 1325.230188][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.230255][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.230312][ T32] r5:85bc778c r4:85bc7400 [ 1325.230385][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.230470][ T32] r7:dddced80 r6:83018000 r5:85bc778c r4:8474bd80 [ 1325.230496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.230586][ T32] r10:61c88647 r9:84914800 r8:8474bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.230647][ T32] r4:8474bd80 [ 1325.230682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.230736][ T32] r10:00000000 r9:8474bd80 r8:80287e08 r7:df9e9e60 r6:8474be00 r5:84914800 [ 1325.230786][ T32] r4:00000001 [ 1325.230818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.230914][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1325.230970][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.231047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.231113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.231178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.231206][ T32] r4:8475fdc0 [ 1325.232011][ T32] INFO: task kworker/0:52:3237 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.232052][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.232206][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.232267][ T32] Call trace: [ 1325.232320][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.232381][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.232405][ T32] r4:00000000 [ 1325.232502][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.232552][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.232613][ T32] dd20: ea99f000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.232650][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.232678][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.232706][ T32] r5:80000113 r4:80239bb0 [ 1325.232727][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.232797][ T32] r4:82ac21e4 [ 1325.232822][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.232886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.232910][ T32] r4:eb28ddc0 [ 1325.232931][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.232979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.233002][ T32] r4:00000000 [ 1325.233024][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.233075][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.233097][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.233143][ T32] r5:00001000 r4:eafb1000 [ 1325.233165][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.233222][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.233307][ T32] r5:853c6f8c r4:853c6c00 [ 1325.233356][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.233413][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.233460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.233518][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.233543][ T32] r4:850f5b00 [ 1325.233564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.233617][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.233643][ T32] r4:00000001 [ 1325.233665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.233706][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.233776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.233832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.233870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.233904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.233927][ T32] r4:8484c9c0 [ 1325.233948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.233973][ T32] INFO: task kworker/1:15:3240 blocked for more than 451 seconds. [ 1325.234004][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.234030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.234053][ T32] task:kworker/1:15 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.234105][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.234197][ T32] Call trace: [ 1325.234284][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.234342][ T32] r10:8291a684 r9:df971d84 r8:00000002 r7:60000013 r6:df971d8c r5:84aa6c00 [ 1325.234368][ T32] r4:84aa6c00 [ 1325.234403][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.234454][ T32] r5:84aa6c00 r4:8291a680 [ 1325.234500][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.234547][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.234597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1325.234669][ T32] r4:00000000 [ 1325.234696][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.234785][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.234830][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.234885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577e900 [ 1325.234935][ T32] r4:00000000 [ 1325.235022][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.255752][ T32] r9:83018205 r8:84aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.255800][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.255920][ T32] r5:00001000 r4:ecb83000 [ 1325.255961][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.256013][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.256063][ T32] r5:8594438c r4:85944000 [ 1325.256085][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.256141][ T32] r7:ddde2d80 r6:83018200 r5:8594438c r4:84762380 [ 1325.256163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.256247][ T32] r10:61c88647 r9:84aa6c00 r8:847623ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.256276][ T32] r4:84762380 [ 1325.256347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.256405][ T32] r10:00000000 r9:84762380 r8:80287e08 r7:dfa59e60 r6:84762400 r5:84aa6c00 [ 1325.256430][ T32] r4:00000001 [ 1325.256452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.256572][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1325.256610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.256645][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.256675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.256727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.256778][ T32] r4:8474d300 [ 1325.257653][ T32] INFO: task kworker/1:15:3240 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.257695][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.257792][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.257862][ T32] Call trace: [ 1325.257927][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.257989][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.258015][ T32] r4:00000000 [ 1325.258036][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.258080][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.258112][ T32] dd20: eac06000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.258174][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.258233][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.258293][ T32] r5:80000113 r4:80239bb0 [ 1325.258319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.258367][ T32] r4:82ac21e4 [ 1325.258462][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.258541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.258655][ T32] r4:eb28ddc0 [ 1325.258729][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.258782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.258807][ T32] r4:00000000 [ 1325.258830][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.258891][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.258964][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.259089][ T32] r5:00001000 r4:eafb1000 [ 1325.259142][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.259218][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.259271][ T32] r5:853c6f8c r4:853c6c00 [ 1325.259292][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.259360][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.259387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.259442][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.259516][ T32] r4:850f5b00 [ 1325.259555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.259612][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.259638][ T32] r4:00000001 [ 1325.259679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.259723][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.259770][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.259806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.259836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.259899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.259927][ T32] r4:8484c9c0 [ 1325.259951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.260000][ T32] INFO: task kworker/0:53:3242 blocked for more than 451 seconds. [ 1325.260041][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.260074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.260125][ T32] task:kworker/0:53 state:D stack:0 pid:3242 tgid:3242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.260183][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.260260][ T32] Call trace: [ 1325.260320][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.260380][ T32] r10:8291a684 r9:dfc4dd84 r8:00000002 r7:60000113 r6:dfc4dd8c r5:84aa1800 [ 1325.260415][ T32] r4:84aa1800 [ 1325.260462][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.260514][ T32] r5:84aa1800 r4:8291a680 [ 1325.260534][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.260609][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.260692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1325.260747][ T32] r4:00000000 [ 1325.260772][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.260837][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.260887][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.260935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f000 [ 1325.260976][ T32] r4:00000000 [ 1325.261076][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.261171][ T32] r9:83018005 r8:84aa1800 r7:00000000 r6:83018000 r5:00001000 r4:7f47b000 [ 1325.261197][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.261247][ T32] r5:00001000 r4:ed18b000 [ 1325.261269][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.261344][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.261404][ T32] r5:85bdbb8c r4:85bdb800 [ 1325.261428][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.261481][ T32] r7:dddced80 r6:83018000 r5:85bdbb8c r4:8474be80 [ 1325.261529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.261638][ T32] r10:61c88647 r9:84aa1800 r8:8474beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.261672][ T32] r4:8474be80 [ 1325.261743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.261857][ T32] r10:00000000 r9:8474be80 r8:80287e08 r7:df9e9e60 r6:84762480 r5:84aa1800 [ 1325.261930][ T32] r4:00000001 [ 1325.261959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.262002][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1325.262032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.262063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.262092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.262130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.262154][ T32] r4:8420ab00 [ 1325.262627][ T32] INFO: task kworker/0:53:3242 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.262679][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.262813][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.262910][ T32] Call trace: [ 1325.262961][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.263065][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.263122][ T32] r4:00000000 [ 1325.263163][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.263220][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.263253][ T32] dd20: eac06000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.263286][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.263328][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.263359][ T32] r5:80000113 r4:80239bb0 [ 1325.263381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.263427][ T32] r4:82ac21e4 [ 1325.263447][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.263496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.263525][ T32] r4:eb28ddc0 [ 1325.263547][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.263594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.263618][ T32] r4:00000000 [ 1325.263672][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.263729][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.263765][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.263815][ T32] r5:00001000 r4:eafb1000 [ 1325.263836][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.263886][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.263932][ T32] r5:853c6f8c r4:853c6c00 [ 1325.263955][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.264006][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.264053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.264115][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.264166][ T32] r4:850f5b00 [ 1325.264191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.264248][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.264303][ T32] r4:00000001 [ 1325.264352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.264403][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.264434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.264467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.264520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.264587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.264668][ T32] r4:8484c9c0 [ 1325.264693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.264718][ T32] INFO: task kworker/0:54:3244 blocked for more than 451 seconds. [ 1325.264749][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.264819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.264875][ T32] task:kworker/0:54 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.264930][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.265000][ T32] Call trace: [ 1325.265036][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.286772][ T32] r10:8291a684 r9:dfc51d84 r8:00000002 r7:60000113 r6:dfc51d8c r5:84aa3c00 [ 1325.286888][ T32] r4:84aa3c00 [ 1325.286917][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.286989][ T32] r5:84aa3c00 r4:8291a680 [ 1325.287012][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.287107][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.287232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 [ 1325.287263][ T32] r4:00000000 [ 1325.287306][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.287351][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.287396][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.287444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a31b00 [ 1325.287545][ T32] r4:00000000 [ 1325.287571][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.287652][ T32] r9:83018005 r8:84aa3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f287000 [ 1325.287680][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.287732][ T32] r5:00001000 r4:df9cb000 [ 1325.287754][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.287799][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.287852][ T32] r5:85bd8f8c r4:85bd8c00 [ 1325.287885][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.287974][ T32] r7:dddced80 r6:83018000 r5:85bd8f8c r4:8480b600 [ 1325.288000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.288080][ T32] r10:61c88647 r9:84aa3c00 r8:8480b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.288108][ T32] r4:8480b600 [ 1325.288172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.288230][ T32] r10:00000000 r9:8480b600 r8:80287e08 r7:dfc4de60 r6:84762500 r5:84aa3c00 [ 1325.288254][ T32] r4:00000001 [ 1325.288274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.288341][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) [ 1325.288501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.288545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.288605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.288644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.288669][ T32] r4:8475b080 [ 1325.289510][ T32] INFO: task kworker/0:54:3244 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.289565][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.289658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.289738][ T32] Call trace: [ 1325.289812][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.289949][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.289980][ T32] r4:00000000 [ 1325.290051][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.290101][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.290133][ T32] dd20: eae99000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.290191][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.290223][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.290252][ T32] r5:80000113 r4:80239bb0 [ 1325.290276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.290324][ T32] r4:82ac21e4 [ 1325.290346][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.290420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.290474][ T32] r4:eb28ddc0 [ 1325.290499][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.290548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.290597][ T32] r4:00000000 [ 1325.290648][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.290713][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.290737][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.290802][ T32] r5:00001000 r4:eafb1000 [ 1325.290828][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.290925][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.290996][ T32] r5:853c6f8c r4:853c6c00 [ 1325.291069][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.291203][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.291247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.291403][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.291433][ T32] r4:850f5b00 [ 1325.291455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.291507][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.291557][ T32] r4:00000001 [ 1325.291611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.291657][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.291712][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.291748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.291804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.291840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.291873][ T32] r4:8484c9c0 [ 1325.291944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.291978][ T32] INFO: task kworker/0:55:3247 blocked for more than 451 seconds. [ 1325.292015][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.292068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.292116][ T32] task:kworker/0:55 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.292224][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.292269][ T32] Call trace: [ 1325.292301][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.292354][ T32] r10:8291a684 r9:dfc59d84 r8:00000002 r7:60000113 r6:dfc59d8c r5:84480c00 [ 1325.292429][ T32] r4:84480c00 [ 1325.292507][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.292602][ T32] r5:84480c00 r4:8291a680 [ 1325.292659][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.292713][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.292763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc59e08 [ 1325.292835][ T32] r4:00000000 [ 1325.292864][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.292943][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.292987][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.293035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f300 [ 1325.293059][ T32] r4:00000000 [ 1325.293079][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.293129][ T32] r9:83018005 r8:84480c00 r7:00000000 r6:83018000 r5:00001000 r4:7f479000 [ 1325.293176][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.293235][ T32] r5:00001000 r4:ed185000 [ 1325.293331][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.293381][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.293454][ T32] r5:85bdb78c r4:85bdb400 [ 1325.293479][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.293538][ T32] r7:dddced80 r6:83018000 r5:85bdb78c r4:8474bf00 [ 1325.293561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.293645][ T32] r10:61c88647 r9:84480c00 r8:8474bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.293673][ T32] r4:8474bf00 [ 1325.293694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.293747][ T32] r10:00000000 r9:8474bf00 r8:80287e08 r7:dfc4de60 r6:84762580 r5:84480c00 [ 1325.293771][ T32] r4:00000001 [ 1325.293837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.293886][ T32] Exception stack(0xdfc59fb0 to 0xdfc59ff8) [ 1325.293918][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.293951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.293980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.294012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.294037][ T32] r4:8475b1c0 [ 1325.294424][ T32] INFO: task kworker/0:55:3247 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.294463][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.294584][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.294655][ T32] Call trace: [ 1325.294717][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.294802][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.294837][ T32] r4:00000000 [ 1325.294866][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.294912][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.294969][ T32] dd20: eae99000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.295008][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.295117][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.313359][ T32] r5:80000113 r4:80239bb0 [ 1325.313427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.313500][ T32] r4:82ac21e4 [ 1325.313549][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.313677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.313707][ T32] r4:eb28ddc0 [ 1325.313731][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.313782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.313807][ T32] r4:00000000 [ 1325.313828][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.313882][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.313919][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.313999][ T32] r5:00001000 r4:eafb1000 [ 1325.314025][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.314072][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.314128][ T32] r5:853c6f8c r4:853c6c00 [ 1325.314150][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.314204][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.314229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.314308][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.314409][ T32] r4:850f5b00 [ 1325.314435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.314490][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.314537][ T32] r4:00000001 [ 1325.314611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.314682][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.314718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.314775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.314820][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.314857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.314910][ T32] r4:8484c9c0 [ 1325.314942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.314991][ T32] INFO: task kworker/0:56:3249 blocked for more than 451 seconds. [ 1325.315044][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.325441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.325523][ T32] task:kworker/0:56 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.325673][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.325756][ T32] Call trace: [ 1325.325824][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.325946][ T32] r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:84482400 [ 1325.326046][ T32] r4:84482400 [ 1325.326072][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.326156][ T32] r5:84482400 r4:8291a680 [ 1325.326227][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.326277][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.326327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.326351][ T32] r4:00000000 [ 1325.326397][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.326441][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.326484][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.326559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b440 [ 1325.326618][ T32] r4:00000000 [ 1325.326643][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.326731][ T32] r9:83018005 r8:84482400 r7:00000000 r6:83018000 r5:00001000 r4:7f361000 [ 1325.326799][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.326898][ T32] r5:00001000 r4:ecd93000 [ 1325.326949][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.327002][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.327077][ T32] r5:85bdab8c r4:85bda800 [ 1325.327134][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.327256][ T32] r7:dddced80 r6:83018000 r5:85bdab8c r4:84761000 [ 1325.327310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.327379][ T32] r10:61c88647 r9:84482400 r8:8476102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.327456][ T32] r4:84761000 [ 1325.327511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.327570][ T32] r10:00000000 r9:84761000 r8:80287e08 r7:dfc59e60 r6:84762600 r5:84482400 [ 1325.327595][ T32] r4:00000001 [ 1325.327644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.327691][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.327723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.327755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.327812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.327855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.327880][ T32] r4:8475b280 [ 1325.328801][ T32] INFO: task kworker/0:56:3249 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.328849][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.329062][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.329141][ T32] Call trace: [ 1325.329174][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.329232][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.329256][ T32] r4:00000000 [ 1325.329305][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.329359][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.329442][ T32] dd20: eb35d000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.329491][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.329545][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.329576][ T32] r5:80000113 r4:80239bb0 [ 1325.329598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.329694][ T32] r4:82ac21e4 [ 1325.329725][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.329775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.329800][ T32] r4:eb28ddc0 [ 1325.329821][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.329922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.330004][ T32] r4:00000000 [ 1325.330058][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.330124][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.330148][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.330196][ T32] r5:00001000 r4:eafb1000 [ 1325.330242][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.330341][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.330391][ T32] r5:853c6f8c r4:853c6c00 [ 1325.330412][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.330465][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.330536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.330636][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.330672][ T32] r4:850f5b00 [ 1325.330694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.330773][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.330802][ T32] r4:00000001 [ 1325.330824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.330869][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.330911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.330966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.331090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.331172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.331200][ T32] r4:8484c9c0 [ 1325.331326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.331385][ T32] INFO: task kworker/0:57:3250 blocked for more than 451 seconds. [ 1325.331430][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.331459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.331481][ T32] task:kworker/0:57 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.331558][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.331607][ T32] Call trace: [ 1325.331645][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.331725][ T32] r10:8291a684 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:84483000 [ 1325.331760][ T32] r4:84483000 [ 1325.331782][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.331949][ T32] r5:84483000 r4:8291a680 [ 1325.331974][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.332023][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.332102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.332131][ T32] r4:00000000 [ 1325.332153][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.332241][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.332292][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.332342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85993200 [ 1325.332366][ T32] r4:00000000 [ 1325.332392][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.332443][ T32] r9:83018005 r8:84483000 r7:00000000 r6:83018000 r5:00001000 r4:7f361000 [ 1325.332493][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.332546][ T32] r5:00001000 r4:ece33000 [ 1325.332568][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.332611][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.332703][ T32] r5:85bda78c r4:85bda400 [ 1325.332729][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.332781][ T32] r7:dddced80 r6:83018000 r5:85bda78c r4:84761100 [ 1325.332827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.332883][ T32] r10:61c88647 r9:84483000 r8:8476112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.332932][ T32] r4:84761100 [ 1325.332956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.333009][ T32] r10:00000000 r9:84761100 r8:80287e08 r7:dfc61e60 r6:84762680 r5:84483000 [ 1325.333038][ T32] r4:00000001 [ 1325.333061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.333131][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.333165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.333198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.333227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.333260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.333330][ T32] r4:8475b5c0 [ 1325.333706][ T32] INFO: task kworker/0:57:3250 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.333745][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.333835][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.333909][ T32] Call trace: [ 1325.333965][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.334035][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.334060][ T32] r4:00000000 [ 1325.334107][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.334163][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.334196][ T32] dd20: eb35d000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.334230][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.334258][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.334284][ T32] r5:80000113 r4:80239bb0 [ 1325.334355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.334434][ T32] r4:82ac21e4 [ 1325.334460][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.334510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.334535][ T32] r4:eb28ddc0 [ 1325.334556][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.334604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.334653][ T32] r4:00000000 [ 1325.334684][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.334737][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.334761][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.334807][ T32] r5:00001000 r4:eafb1000 [ 1325.334879][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.334932][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.334979][ T32] r5:853c6f8c r4:853c6c00 [ 1325.335000][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.335070][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.335227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.358922][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.358971][ T32] r4:850f5b00 [ 1325.358996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.359118][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.359145][ T32] r4:00000001 [ 1325.359192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.359240][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.359274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.359306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.359335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.359367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.359391][ T32] r4:8484c9c0 [ 1325.359415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.359481][ T32] INFO: task kworker/0:58:3252 blocked for more than 451 seconds. [ 1325.359547][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.359602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.359629][ T32] task:kworker/0:58 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.359691][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.359777][ T32] Call trace: [ 1325.359819][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.359914][ T32] r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:84481800 [ 1325.359960][ T32] r4:84481800 [ 1325.359992][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.360042][ T32] r5:84481800 r4:8291a680 [ 1325.360065][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.360118][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.360169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 [ 1325.360193][ T32] r4:00000000 [ 1325.360213][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.360252][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.360295][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.360367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85993000 [ 1325.360420][ T32] r4:00000000 [ 1325.360445][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.360498][ T32] r9:83018005 r8:84481800 r7:00000000 r6:83018000 r5:00001000 r4:7f287000 [ 1325.360546][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.360647][ T32] r5:00001000 r4:df9ed000 [ 1325.360692][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.360743][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.360792][ T32] r5:85bd9f8c r4:85bd9c00 [ 1325.360814][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.360888][ T32] r7:dddced80 r6:83018000 r5:85bd9f8c r4:84761080 [ 1325.360914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.360972][ T32] r10:61c88647 r9:84481800 r8:847610ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.361031][ T32] r4:84761080 [ 1325.361059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.361124][ T32] r10:00000000 r9:84761080 r8:80287e08 r7:dfc61e60 r6:84762700 r5:84481800 [ 1325.361149][ T32] r4:00000001 [ 1325.361172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.361215][ T32] Exception stack(0xdfc6dfb0 to 0xdfc6dff8) [ 1325.361245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.361278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.361307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.361365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.361395][ T32] r4:8475b580 [ 1325.362245][ T32] INFO: task kworker/0:58:3252 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.362286][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.362412][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.362487][ T32] Call trace: [ 1325.362576][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.362635][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.362661][ T32] r4:00000000 [ 1325.362681][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.362749][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.362797][ T32] dd20: eb5ef000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.362884][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.362925][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.362952][ T32] r5:80000113 r4:80239bb0 [ 1325.362998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.363069][ T32] r4:82ac21e4 [ 1325.363093][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.363199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.363264][ T32] r4:eb28ddc0 [ 1325.363289][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.363339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.363363][ T32] r4:00000000 [ 1325.363386][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.363439][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.363462][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.363509][ T32] r5:00001000 r4:eafb1000 [ 1325.363529][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.363573][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.363644][ T32] r5:853c6f8c r4:853c6c00 [ 1325.363672][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.363725][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.363747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.363816][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.363843][ T32] r4:850f5b00 [ 1325.363865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.363966][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.363994][ T32] r4:00000001 [ 1325.364016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.364056][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.364085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.364138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.364175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.364232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.364336][ T32] r4:8484c9c0 [ 1325.364361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.364387][ T32] INFO: task kworker/0:59:3255 blocked for more than 451 seconds. [ 1325.364417][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.364465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.364497][ T32] task:kworker/0:59 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.364598][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.364645][ T32] Call trace: [ 1325.364707][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.364767][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000013 r6:dfc79d8c r5:84483c00 [ 1325.364792][ T32] r4:84483c00 [ 1325.364813][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.364860][ T32] r5:84483c00 r4:8291a680 [ 1325.364881][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.364924][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.364973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.364997][ T32] r4:00000000 [ 1325.365017][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.381824][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.381960][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.382020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b700 [ 1325.382049][ T32] r4:00000000 [ 1325.382099][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.382159][ T32] r9:83018005 r8:84483c00 r7:00000000 r6:83018000 r5:00001000 r4:7f287000 [ 1325.382208][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.382263][ T32] r5:00001000 r4:dfa33000 [ 1325.382285][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.382330][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.382401][ T32] r5:85bd878c r4:85bd8400 [ 1325.382428][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.382511][ T32] r7:dddced80 r6:83018000 r5:85bd878c r4:84761180 [ 1325.382563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.382621][ T32] r10:61c88647 r9:84483c00 r8:847611ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.382647][ T32] r4:84761180 [ 1325.382693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.382750][ T32] r10:00000000 r9:84761180 r8:80287e08 r7:dfc61e60 r6:84762780 r5:84483c00 [ 1325.382774][ T32] r4:00000001 [ 1325.382795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.382837][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.382893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.382946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.382979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.383013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.383078][ T32] r4:8475b700 [ 1325.383935][ T32] INFO: task kworker/0:59:3255 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.383976][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.384086][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.384157][ T32] Call trace: [ 1325.384235][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.384394][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.384423][ T32] r4:00000000 [ 1325.384445][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.384491][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.384557][ T32] dd20: eb9d6000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.384596][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.384624][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.384651][ T32] r5:80000113 r4:80239bb0 [ 1325.384672][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.384718][ T32] r4:82ac21e4 [ 1325.384739][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.384839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.384869][ T32] r4:eb28ddc0 [ 1325.384901][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.384953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.385004][ T32] r4:00000000 [ 1325.385074][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.395515][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.395570][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.395644][ T32] r5:00001000 r4:eafb1000 [ 1325.395684][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.395733][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.395783][ T32] r5:853c6f8c r4:853c6c00 [ 1325.395806][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.395881][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.395916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.395972][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.395997][ T32] r4:850f5b00 [ 1325.396018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.396071][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.396125][ T32] r4:00000001 [ 1325.396153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.396220][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.396257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.396320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.396354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.396402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.396430][ T32] r4:8484c9c0 [ 1325.396454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.396483][ T32] INFO: task kworker/1:16:3256 blocked for more than 451 seconds. [ 1325.396519][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.396546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.396594][ T32] task:kworker/1:16 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.396657][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.396702][ T32] Call trace: [ 1325.396767][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.396827][ T32] r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000013 r6:dfc7dd8c r5:84486000 [ 1325.396853][ T32] r4:84486000 [ 1325.396874][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.396947][ T32] r5:84486000 r4:8291a680 [ 1325.396973][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.397017][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.397066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [ 1325.397090][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.397284][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1325.397705][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.397782][ T32] r5:85944b8c r4:85944800 ** 1 printk messages dropped ** [ 1325.397911][ T32] r7:ddde2d80 r6:83018200 r5:85944b8c r4:84762800 ** 5 printk messages dropped ** [ 1325.398268][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.398558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.399925][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) ** 2 printk messages dropped ** [ 1325.400058][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.400100][ T32] r5:80000113 r4:80239bb0 [ 1325.400128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.400200][ T32] r4:82ac21e4 [ 1325.400225][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.400299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.400358][ T32] r4:eb28ddc0 [ 1325.400435][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.400488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.400513][ T32] r4:00000000 [ 1325.400581][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.400676][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.400727][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.400780][ T32] r5:00001000 r4:eafb1000 [ 1325.400833][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.400881][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.401001][ T32] r5:853c6f8c r4:853c6c00 [ 1325.401106][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.401170][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.401207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.401290][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.401342][ T32] r4:850f5b00 [ 1325.401367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.401446][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.401481][ T32] r4:00000001 [ 1325.401551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.401602][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.401657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.401723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.401762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.401795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.401821][ T32] r4:8484c9c0 [ 1325.401866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.401895][ T32] INFO: task kworker/0:60:3257 blocked for more than 451 seconds. [ 1325.401926][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.401951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.401973][ T32] task:kworker/0:60 state:D stack:0 pid:3257 tgid:3257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.402071][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.402124][ T32] Call trace: [ 1325.402208][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.402264][ T32] r10:8291a684 r9:dfc81d84 r8:00000002 r7:60000113 r6:dfc81d8c r5:84484800 [ 1325.402313][ T32] r4:84484800 [ 1325.402362][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.402415][ T32] r5:84484800 r4:8291a680 [ 1325.402529][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.402577][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.402627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1325.402674][ T32] r4:00000000 [ 1325.402699][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.402763][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.402805][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.402853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c74b00 [ 1325.402877][ T32] r4:00000000 [ 1325.402927][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.403007][ T32] r9:83018005 r8:84484800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1325.403081][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.403155][ T32] r5:00001000 r4:dfc3d000 [ 1325.403228][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.403299][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.403391][ T32] r5:85bda38c r4:85bda000 [ 1325.403441][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.403496][ T32] r7:dddced80 r6:83018000 r5:85bda38c r4:84761200 [ 1325.403545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.403602][ T32] r10:61c88647 r9:84484800 r8:8476122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.403640][ T32] r4:84761200 [ 1325.403688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.403858][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) ** 7 printk messages dropped ** [ 1325.404581][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.404892][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) ** 7 printk messages dropped ** [ 1325.430377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 ** 7 printk messages dropped ** [ 1325.430920][ T32] r5:00001000 r4:eafb1000 ** 7 printk messages dropped ** [ 1325.431314][ T32] r4:850f5b00 ** 3 printk messages dropped ** [ 1325.431459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1325.431983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1325.432417][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.432941][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.433385][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.433435][ T32] r5:85bdb38c r4:85bdb000 [ 1325.433456][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.433550][ T32] r7:dddced80 r6:83018000 r5:85bdb38c r4:84761380 [ 1325.433601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.433658][ T32] r10:61c88647 r9:84486c00 r8:847613ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.433682][ T32] r4:84761380 [ 1325.433703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.433753][ T32] r10:00000000 r9:84761380 r8:80287e08 r7:dfc81e60 r6:84762980 r5:84486c00 [ 1325.433776][ T32] r4:00000001 [ 1325.433829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.433887][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.433944][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.433979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.434046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.434084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.434112][ T32] r4:8475b900 [ 1325.434943][ T32] INFO: task kworker/0:61:3259 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.434985][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.435132][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452345][ T32] Call trace: [ 1325.452455][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.452558][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.452601][ T32] r4:00000000 [ 1325.452651][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.452703][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.452738][ T32] dd20: ec140000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.452773][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.452800][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.452827][ T32] r5:80000113 r4:80239bb0 [ 1325.452848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.452952][ T32] r4:82ac21e4 [ 1325.452979][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.453030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.453072][ T32] r4:eb28ddc0 [ 1325.453101][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.453176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.453204][ T32] r4:00000000 [ 1325.453279][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.453361][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.453390][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.453468][ T32] r5:00001000 r4:eafb1000 [ 1325.453520][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.453576][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.453625][ T32] r5:853c6f8c r4:853c6c00 [ 1325.453671][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.453752][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.453811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.453873][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.453898][ T32] r4:850f5b00 [ 1325.453920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.454000][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.454053][ T32] r4:00000001 [ 1325.454078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.454118][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.454153][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1325.454288][ T32] r4:8484c9c0 ** 5 printk messages dropped ** [ 1325.454530][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.455015][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.460669][ T32] r5:00001000 r4:edcdb000 ** 1 printk messages dropped ** [ 1325.460764][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.460938][ T32] r7:dddced80 r6:83018000 r5:85dbdf8c r4:84761400 ** 5 printk messages dropped ** [ 1325.461227][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.461530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1325.462927][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1325.463421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 ** 9 printk messages dropped ** [ 1325.463875][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.463927][ T32] r5:853c6f8c r4:853c6c00 ** 1 printk messages dropped ** [ 1325.464002][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 ** 5 printk messages dropped ** [ 1325.464354][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.464657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.464902][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.478466][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1325.478854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577a7c0 [ 1325.478960][ T32] r4:00000000 [ 1325.478992][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.479084][ T32] r9:83018005 r8:848d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f55b000 [ 1325.479116][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.479171][ T32] r5:00001000 r4:ed509000 [ 1325.479193][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.479237][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.479284][ T32] r5:8479cb8c r4:8479c800 [ 1325.479305][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.479370][ T32] r7:dddced80 r6:83018000 r5:8479cb8c r4:84761480 [ 1325.479421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.479480][ T32] r10:61c88647 r9:848d8c00 r8:847614ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.479507][ T32] r4:84761480 [ 1325.479528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.479581][ T32] r10:00000000 r9:84761480 r8:80287e08 r7:dfc89e60 r6:84762a80 r5:848d8c00 [ 1325.479630][ T32] r4:00000001 [ 1325.479663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.479709][ T32] Exception stack(0xdfc95fb0 to 0xdfc95ff8) [ 1325.479742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.479775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.479806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.479855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.479902][ T32] r4:8475bf00 [ 1325.480781][ T32] INFO: task kworker/0:63:3265 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.480831][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.481029][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.481162][ T32] Call trace: [ 1325.481207][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.481267][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.481331][ T32] r4:00000000 [ 1325.481357][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.481403][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.481435][ T32] dd20: ec537000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.481467][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.481496][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.481522][ T32] r5:80000113 r4:80239bb0 [ 1325.481543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.481604][ T32] r4:82ac21e4 [ 1325.481629][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.481679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.481705][ T32] r4:eb28ddc0 [ 1325.481725][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.481772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.481795][ T32] r4:00000000 [ 1325.481816][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.481876][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.481927][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.481981][ T32] r5:00001000 r4:eafb1000 [ 1325.482067][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.482118][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.482168][ T32] r5:853c6f8c r4:853c6c00 [ 1325.482216][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.482272][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 [ 1325.482296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.482373][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.482401][ T32] r4:850f5b00 [ 1325.482423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.482488][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 [ 1325.482539][ T32] r4:00000001 [ 1325.482566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.482632][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1325.482665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.482697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.482751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.482787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.482888][ T32] r4:8484c9c0 [ 1325.482915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.482955][ T32] INFO: task kworker/0:64:3266 blocked for more than 451 seconds. [ 1325.483020][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 1 printk messages dropped ** [ 1325.483111][ T32] task:kworker/0:64 state:D stack:0 pid:3266 tgid:3266 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.483721][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.483883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a33340 ** 6 printk messages dropped ** [ 1325.484190][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.484257][ T32] r5:8479eb8c r4:8479e800 ** 2 printk messages dropped ** [ 1325.484410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.484827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1325.509619][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1325.510085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 ** 9 printk messages dropped ** [ 1325.510676][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.511139][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1325.511279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.511312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.511360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.511398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.511435][ T32] r4:8484c9c0 [ 1325.511464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.511493][ T32] INFO: task kworker/0:65:3268 blocked for more than 451 seconds. [ 1325.511530][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.511557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.511579][ T32] task:kworker/0:65 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.511661][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.511706][ T32] Call trace: [ 1325.511763][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.511846][ T32] r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:848d8000 [ 1325.511883][ T32] r4:848d8000 [ 1325.511906][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.511954][ T32] r5:848d8000 r4:8291a680 [ 1325.511976][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.512043][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.512121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 [ 1325.512150][ T32] r4:00000000 [ 1325.512195][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.512245][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.512297][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.512350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4f100 [ 1325.512400][ T32] r4:00000000 [ 1325.512473][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.512556][ T32] r9:83018005 r8:848d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f5bb000 [ 1325.512592][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.512675][ T32] r5:00001000 r4:ed8e1000 [ 1325.512711][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.512782][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.512883][ T32] r5:85ca6f8c r4:85ca6c00 [ 1325.512996][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.513052][ T32] r7:dddced80 r6:83018000 r5:85ca6f8c r4:84761580 [ 1325.513148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.513205][ T32] r10:61c88647 r9:848d8000 r8:847615ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.513254][ T32] r4:84761580 [ 1325.513278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.513332][ T32] r10:00000000 r9:84761580 r8:80287e08 r7:dfc89e60 r6:84762b80 r5:848d8000 [ 1325.513383][ T32] r4:00000001 [ 1325.513433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.513476][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1325.513522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.513607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.513641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.513700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.513777][ T32] r4:8475ba00 [ 1325.514235][ T32] INFO: task kworker/0:65:3268 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.514278][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.514412][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.514487][ T32] Call trace: [ 1325.514602][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.514665][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.514738][ T32] r4:00000000 [ 1325.514771][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.514839][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.514879][ T32] dd20: ec86a000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.514913][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.514942][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.514994][ T32] r5:80000113 r4:80239bb0 [ 1325.515020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.525387][ T32] r4:82ac21e4 [ 1325.525426][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.525493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.525522][ T32] r4:eb28ddc0 [ 1325.525543][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.525594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.525643][ T32] r4:00000000 [ 1325.525670][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.525730][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.525756][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.525806][ T32] r5:00001000 r4:eafb1000 ** 4 printk messages dropped ** [ 1325.526032][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 ** 4 printk messages dropped ** [ 1325.526265][ T32] r10:00000000 r9:850f5b00 r8:80287e08 r7:eb285e60 r6:850f5b80 r5:85338000 ** 7 printk messages dropped ** [ 1325.526602][ T32] r4:8484c9c0 ** 3 printk messages dropped ** [ 1325.526788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.527321][ T32] r5:848da400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.527598][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.527956][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.528026][ T32] r5:85bea38c r4:85bea000 ** 1 printk messages dropped ** [ 1325.528109][ T32] r7:dddced80 r6:83018000 r5:85bea38c r4:84761600 [ 1325.528133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.528186][ T32] r10:61c88647 r9:848da400 r8:8476162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.528240][ T32] r4:84761600 [ 1325.528267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.528345][ T32] r10:00000000 r9:84761600 r8:80287e08 r7:dfc89e60 r6:84762c00 r5:848da400 [ 1325.528373][ T32] r4:00000001 [ 1325.528451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.528494][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.528541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.528606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.528640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.528672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.528723][ T32] r4:84953080 [ 1325.529437][ T32] INFO: task kworker/0:66:3271 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.529480][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.529580][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.529651][ T32] Call trace: [ 1325.529703][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.529764][ T32] r10:82ac21c4 r9:85338000 r8:80200be4 r7:eb28dd5c r6:ffffffff r5:85338000 [ 1325.529789][ T32] r4:00000000 [ 1325.529810][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.529883][ T32] Exception stack(0xeb28dd28 to 0xeb28dd70) [ 1325.529973][ T32] dd20: ec9c6000 eccab000 00000001 80239b98 7f437000 00000001 [ 1325.530021][ T32] dd40: 82ac15a0 7f437000 eccab000 8280c928 82ac21c4 eb28dda4 eb28dda8 eb28dd78 [ 1325.530057][ T32] dd60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.530085][ T32] r5:80000113 r4:80239bb0 [ 1325.530114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.530188][ T32] r4:82ac21e4 [ 1325.530214][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.530332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb28ddc0 r5:eb28de08 [ 1325.530360][ T32] r4:eb28ddc0 [ 1325.530381][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.530429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cc00 [ 1325.530454][ T32] r4:00000000 [ 1325.530474][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.530528][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1325.530566][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.530943][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:850f5b00 ** 6 printk messages dropped ** [ 1325.531294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1325.531742][ T32] task:kworker/0:67 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1325.532065][ T32] r4:84916000 [ 1325.532092][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.532157][ T32] r5:84916000 r4:8291a680 [ 1325.532237][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.532290][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.532341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc75e08 [ 1325.532365][ T32] r4:00000000 [ 1325.532386][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.532425][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.532462][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.532655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d6b6c0 [ 1325.532705][ T32] r4:00000000 [ 1325.532747][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.532828][ T32] r9:83018005 r8:84916000 r7:00000000 r6:83018000 r5:00001000 r4:7f605000 [ 1325.532858][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.532912][ T32] r5:00001000 r4:ed845000 [ 1325.532962][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.533012][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.533078][ T32] r5:85dbdb8c r4:85dbd800 [ 1325.533129][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.533214][ T32] r7:dddced80 r6:83018000 r5:85dbdb8c r4:84761680 [ 1325.533242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.533320][ T32] r10:61c88647 r9:84916000 r8:847616ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.533348][ T32] r4:84761680 [ 1325.533442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.533530][ T32] r10:00000000 r9:84761680 r8:80287e08 r7:dfc89e60 r6:84761700 r5:84916000 [ 1325.533582][ T32] r4:00000001 [ 1325.533606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.533649][ T32] Exception stack(0xdfc75fb0 to 0xdfc75ff8) [ 1325.533678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.533735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.533769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.533828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.533860][ T32] r4:84953040 [ 1325.534221][ T32] INFO: task kworker/0:67:3272 is blocked on a mutex likely owned by task kworker/1:479:4779. [ 1325.534261][ T32] task:kworker/1:479 state:R running task stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.534368][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.534723][ T32] dd20: ec9c6000 eccab000 00000001 80239b98 7f437000 00000001 ** 9 printk messages dropped ** [ 1325.565705][ T32] r7:00000000 r6:ffffffff r5:8281c9a0 r4:00000000 ** 8 printk messages dropped ** [ 1325.566245][ T32] r10:61c88647 r9:85338000 r8:850f5b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.566589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.567062][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.567388][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.567983][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.568169][ T32] r5:85946b8c r4:85946800 ** 3 printk messages dropped ** [ 1325.568350][ T32] r10:61c88647 r9:848db000 r8:84762cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.568986][ T32] r4:8494de40 ** 3 printk messages dropped ** [ 1325.570004][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.570386][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1325.571011][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.571514][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1325.571785][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1325.572011][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1325.572288][ T32] r4:8484cc40 [ 1325.572309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.572383][ T32] INFO: task kworker/1:18:3275 blocked for more than 452 seconds. [ 1325.572423][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.572488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.572517][ T32] task:kworker/1:18 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.572615][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.572664][ T32] Call trace: [ 1325.572698][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.572758][ T32] r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:848dc800 [ 1325.572784][ T32] r4:848dc800 [ 1325.572805][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.572858][ T32] r5:848dc800 r4:8291a680 [ 1325.572893][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.572948][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.572998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1325.573022][ T32] r4:00000000 [ 1325.573043][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.573107][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.573151][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.573198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85821200 [ 1325.573246][ T32] r4:00000000 [ 1325.573308][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.573362][ T32] r9:83018205 r8:848dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1325.573409][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.573581][ T32] r5:00001000 r4:ecba5000 [ 1325.573608][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.573653][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.573700][ T32] r5:85945b8c r4:85945800 [ 1325.573726][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.573780][ T32] r7:ddde2d80 r6:83018200 r5:85945b8c r4:84762d80 [ 1325.573802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.573860][ T32] r10:61c88647 r9:848dc800 r8:84762dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.573886][ T32] r4:84762d80 [ 1325.573906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.573984][ T32] r10:00000000 r9:84762d80 r8:80287e08 r7:dfca9e60 r6:84762e00 r5:848dc800 [ 1325.574013][ T32] r4:00000001 [ 1325.574034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.574075][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) [ 1325.574104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.574184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.574219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.574253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.574304][ T32] r4:8494dd40 [ 1325.574693][ T32] INFO: task kworker/1:18:3275 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.574733][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.574792][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.574854][ T32] Call trace: [ 1325.574962][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.575024][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.597221][ T32] r4:00000000 [ 1325.597342][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.597429][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.597466][ T32] 1d20: 7f85a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.597552][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.597586][ T32] 1d60: 80230ad0 80239bb0 90000113 ffffffff [ 1325.597641][ T32] r5:90000113 r4:80239bb0 [ 1325.597666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.597715][ T32] r4:82ac21e4 [ 1325.597737][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1325.597869][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.598349][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1325.598617][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.598946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.599576][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.599926][ T32] r5:848dd400 r4:8291a680 ** 5 printk messages dropped ** [ 1325.600275][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.600803][ T32] r5:85dbf38c r4:85dbf000 [ 1325.600824][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.600880][ T32] r7:dddced80 r6:83018000 r5:85dbf38c r4:84761780 [ 1325.600904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.600957][ T32] r10:61c88647 r9:848dd400 r8:847617ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.601027][ T32] r4:84761780 [ 1325.601162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.601319][ T32] r10:00000000 r9:84761780 r8:80287e08 r7:dfc89e60 r6:84762e80 r5:848dd400 [ 1325.601421][ T32] r4:00000001 [ 1325.601448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.601514][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1325.601548][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.601580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.601694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.601903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.601935][ T32] r4:849532c0 [ 1325.602803][ T32] INFO: task kworker/0:68:3278 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.602862][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.602932][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.603029][ T32] Call trace: [ 1325.603157][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.603218][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.603243][ T32] r4:00000000 [ 1325.603275][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.603324][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.603380][ T32] 1d20: 7f85a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.603417][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.603445][ T32] 1d60: 80230ad0 80239bb0 90000113 ffffffff [ 1325.603472][ T32] r5:90000113 r4:80239bb0 [ 1325.603493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.603562][ T32] r4:82ac21e4 [ 1325.603591][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.603642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.603741][ T32] r4:eb291dc0 [ 1325.603766][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.603826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.603860][ T32] r4:00000000 [ 1325.603909][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.603965][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.603988][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.604034][ T32] r5:00001000 r4:eafbb000 [ 1325.604055][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.604097][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.604218][ T32] r5:853c5f8c r4:853c5c00 [ 1325.604255][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.604312][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.604336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.604389][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.604415][ T32] r4:850f5d80 [ 1325.604461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.604516][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.604540][ T32] r4:00000001 [ 1325.604562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.604602][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.604631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.604663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.604710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.604747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.604771][ T32] r4:8484cc40 [ 1325.604793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.604818][ T32] INFO: task kworker/0:69:3280 blocked for more than 452 seconds. [ 1325.604848][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.604880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.604901][ T32] task:kworker/0:69 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.605004][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.626260][ T32] Call trace: [ 1325.626331][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.626443][ T32] r10:8291a684 r9:dfcc9d84 r8:00000002 r7:60000113 r6:dfcc9d8c r5:848de000 [ 1325.626476][ T32] r4:848de000 [ 1325.626516][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.626569][ T32] r5:848de000 r4:8291a680 [ 1325.626591][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.626635][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.626685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 [ 1325.626710][ T32] r4:00000000 [ 1325.626731][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.626769][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.627301][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.627353][ T32] r5:85dbd78c r4:85dbd400 [ 1325.627375][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.627454][ T32] r7:dddced80 r6:83018000 r5:85dbd78c r4:84761800 [ 1325.627481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1325.627604][ T32] r4:84761800 ** 5 printk messages dropped ** [ 1325.627960][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.629078][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.629389][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1325.629787][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.630087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1325.630411][ T32] r5:853c5f8c r4:853c5c00 [ 1325.630451][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.630507][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.630555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.630695][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.630728][ T32] r4:850f5d80 [ 1325.630824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.630912][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.630942][ T32] r4:00000001 [ 1325.630975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.631064][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.631185][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.631281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.631318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.631351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.631376][ T32] r4:8484cc40 [ 1325.631399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.631440][ T32] INFO: task kworker/0:70:3282 blocked for more than 452 seconds. [ 1325.631482][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.631547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.631575][ T32] task:kworker/0:70 state:D stack:0 pid:3282 tgid:3282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.631639][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.631690][ T32] Call trace: [ 1325.631748][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.631817][ T32] r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:848dec00 [ 1325.631874][ T32] r4:848dec00 [ 1325.631899][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.631949][ T32] r5:848dec00 r4:8291a680 [ 1325.632017][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.632065][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.632119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1325.632145][ T32] r4:00000000 [ 1325.632166][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.632205][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.632243][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.632290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84953700 [ 1325.632314][ T32] r4:00000000 [ 1325.632383][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.632476][ T32] r9:83018005 r8:848dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f711000 [ 1325.632578][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.632653][ T32] r5:00001000 r4:edcdd000 [ 1325.632681][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.632725][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.632846][ T32] r5:85dbeb8c r4:85dbe800 [ 1325.632903][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.632958][ T32] r7:dddced80 r6:83018000 r5:85dbeb8c r4:84761880 [ 1325.632980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.633033][ T32] r10:61c88647 r9:848dec00 r8:847618ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.633062][ T32] r4:84761880 [ 1325.633085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.633209][ T32] r10:00000000 r9:84761880 r8:80287e08 r7:dfcbde60 r6:84762f80 r5:848dec00 [ 1325.633285][ T32] r4:00000001 [ 1325.633310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.633400][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) ** 2 printk messages dropped ** [ 1325.633499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.634340][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1325.634537][ T32] 1d60: 80230ad0 80239bb0 90000113 ffffffff ** 5 printk messages dropped ** [ 1325.634784][ T32] r4:eb291dc0 ** 3 printk messages dropped ** [ 1325.634936][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1325.657587][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1325.657817][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1325.658091][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1325.658238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.658744][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.658823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1325.658881][ T32] r4:00000000 [ 1325.658931][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.658974][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.659016][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.659082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582e240 [ 1325.659132][ T32] r4:00000000 [ 1325.659158][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.659222][ T32] r9:83018005 r8:848dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f7f7000 [ 1325.659273][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.659325][ T32] r5:00001000 r4:ed887000 [ 1325.659346][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.659389][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.659435][ T32] r5:8493f78c r4:8493f400 [ 1325.659456][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.659506][ T32] r7:dddced80 r6:83018000 r5:8493f78c r4:84761900 [ 1325.659528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.659601][ T32] r10:61c88647 r9:848dbc00 r8:8476192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.659630][ T32] r4:84761900 [ 1325.659651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.659703][ T32] r10:00000000 r9:84761900 r8:80287e08 r7:dfcbde60 r6:84959000 r5:848dbc00 [ 1325.659726][ T32] r4:00000001 [ 1325.659746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.659785][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1325.659838][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.659879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.659909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.659941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.659964][ T32] r4:84953500 [ 1325.660824][ T32] INFO: task kworker/0:71:3284 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.660892][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.661014][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.661123][ T32] Call trace: [ 1325.661160][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.661220][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.661259][ T32] r4:00000000 [ 1325.661284][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.661356][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.661394][ T32] 1d20: 7fe04000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.661452][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.661484][ T32] 1d60: 80230ad0 80239bb0 90000113 ffffffff [ 1325.661535][ T32] r5:90000113 r4:80239bb0 [ 1325.661560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.661612][ T32] r4:82ac21e4 [ 1325.661660][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.661738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.661782][ T32] r4:eb291dc0 [ 1325.661808][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.661870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.661897][ T32] r4:00000000 [ 1325.661943][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.661999][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.662023][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.662093][ T32] r5:00001000 r4:eafbb000 [ 1325.662122][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.662168][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.662361][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.662665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.662935][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.663355][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.663836][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.664109][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.664156][ T32] r5:85dbe38c r4:85dbe000 [ 1325.664202][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.664510][ T32] r10:00000000 r9:84761980 r8:80287e08 r7:dfcdde60 r6:84959080 r5:8394bc00 ** 9 printk messages dropped ** [ 1325.684713][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.684930][ T32] Call trace: [ 1325.685000][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.685666][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.685735][ T32] r4:00000000 [ 1325.685764][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.685840][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.685885][ T32] 1d20: 801ea000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.685919][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.685947][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.685973][ T32] r5:80000113 r4:80239bb0 [ 1325.685999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.686049][ T32] r4:82ac21e4 [ 1325.686070][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.686123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.686149][ T32] r4:eb291dc0 [ 1325.686170][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.686217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.686241][ T32] r4:00000000 [ 1325.686262][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.686345][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.686406][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.686460][ T32] r5:00001000 r4:eafbb000 [ 1325.686486][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.686532][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.686609][ T32] r5:853c5f8c r4:853c5c00 [ 1325.686665][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.686724][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.686747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.686800][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.686881][ T32] r4:850f5d80 [ 1325.686910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.687019][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.687086][ T32] r4:00000001 [ 1325.687133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.687195][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.687254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.687292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.687350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.687387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.687439][ T32] r4:8484cc40 [ 1325.687468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.687500][ T32] INFO: task kworker/0:73:3288 blocked for more than 452 seconds. [ 1325.687536][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.687564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.687588][ T32] task:kworker/0:73 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.687642][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.687687][ T32] Call trace: [ 1325.687746][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.687804][ T32] r10:8291a684 r9:dfcf5d84 r8:00000002 r7:60000113 r6:dfcf5d8c r5:84485400 [ 1325.687829][ T32] r4:84485400 [ 1325.687855][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.687916][ T32] r5:84485400 r4:8291a680 [ 1325.687941][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.687986][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.688065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf5e08 [ 1325.688120][ T32] r4:00000000 [ 1325.688145][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.688183][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.688221][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.688267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e726c0 [ 1325.688290][ T32] r4:00000000 [ 1325.688339][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.688491][ T32] r5:00001000 r4:ecf43000 ** 2 printk messages dropped ** [ 1325.688608][ T32] r5:8496038c r4:84960000 [ 1325.688628][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.688678][ T32] r7:dddced80 r6:83018000 r5:8496038c r4:84761a00 [ 1325.688728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.688785][ T32] r10:61c88647 r9:84485400 r8:84761a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.689302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.690904][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1325.691486][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.691654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1325.692734][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1325.693223][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.693252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.693284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.693411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.693450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.693474][ T32] r4:8484cc40 [ 1325.693495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.693520][ T32] INFO: task kworker/0:74:3290 blocked for more than 452 seconds. [ 1325.693613][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.693727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.693938][ T32] task:kworker/0:74 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.694163][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.694217][ T32] Call trace: [ 1325.694249][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.694303][ T32] r10:8291a684 r9:dfcf9d84 r8:00000002 r7:60000013 r6:dfcf9d8c r5:849b8000 [ 1325.694332][ T32] r4:849b8000 [ 1325.694391][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.694443][ T32] r5:849b8000 r4:8291a680 [ 1325.694465][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.694508][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.694621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1325.694654][ T32] r4:00000000 [ 1325.694739][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.694855][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.694898][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.695119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84953ec0 [ 1325.735468][ T32] r4:00000000 [ 1325.735556][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.735647][ T32] r9:83018005 r8:849b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f7f1000 [ 1325.735672][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.735728][ T32] r5:00001000 r4:dfce7000 [ 1325.735750][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.735814][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.735875][ T32] r5:8496138c r4:84961000 [ 1325.735899][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.735957][ T32] r7:dddced80 r6:83018000 r5:8496138c r4:84761a80 [ 1325.735981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.736070][ T32] r10:61c88647 r9:849b8000 r8:84761aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.736100][ T32] r4:84761a80 [ 1325.736194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.736320][ T32] r10:00000000 r9:84761a80 r8:80287e08 r7:dfcf5e60 r6:84959180 r5:849b8000 [ 1325.736349][ T32] r4:00000001 [ 1325.736372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.736416][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) [ 1325.736470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.736527][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.736634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.736742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.736954][ T32] r4:84953cc0 [ 1325.737840][ T32] INFO: task kworker/0:74:3290 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.737887][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.738130][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.738220][ T32] Call trace: [ 1325.738255][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.738412][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.738441][ T32] r4:00000000 [ 1325.738531][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.738650][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.738686][ T32] 1d20: 80ab5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.738766][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.738802][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.738831][ T32] r5:80000113 r4:80239bb0 [ 1325.738859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.738905][ T32] r4:82ac21e4 [ 1325.738972][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.739027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.739374][ T32] r4:eb291dc0 [ 1325.739414][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.739466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.739491][ T32] r4:00000000 [ 1325.739512][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.739564][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.739587][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.739710][ T32] r5:00001000 r4:eafbb000 [ 1325.739827][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.739880][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.739927][ T32] r5:853c5f8c r4:853c5c00 [ 1325.739948][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.740000][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.740022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.740075][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.740261][ T32] r4:850f5d80 [ 1325.740286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.740338][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.740460][ T32] r4:00000001 [ 1325.740682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740737][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.740769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.740801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.740892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.740999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.741056][ T32] r4:8484cc40 [ 1325.741113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.741173][ T32] INFO: task kworker/0:75:3293 blocked for more than 452 seconds. [ 1325.741212][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.741240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.741315][ T32] task:kworker/0:75 state:D stack:0 pid:3293 tgid:3293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.741372][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.741528][ T32] Call trace: [ 1325.741665][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.741721][ T32] r10:8291a684 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:849b8c00 [ 1325.741842][ T32] r4:849b8c00 [ 1325.741874][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.741925][ T32] r5:849b8c00 r4:8291a680 [ 1325.742044][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.742092][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.742149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.742174][ T32] r4:00000000 [ 1325.742247][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.742291][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.742366][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.742487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d6de40 [ 1325.742517][ T32] r4:00000000 [ 1325.742539][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.742589][ T32] r9:83018005 r8:849b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f88d000 [ 1325.742612][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.742658][ T32] r5:00001000 r4:ee16b000 [ 1325.742691][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.742738][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742828][ T32] r5:85e6938c r4:85e69000 [ 1325.742892][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.742947][ T32] r7:dddced80 r6:83018000 r5:85e6938c r4:84761b00 [ 1325.742969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.743046][ T32] r10:61c88647 r9:849b8c00 r8:84761b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.743075][ T32] r4:84761b00 [ 1325.743096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.743148][ T32] r10:00000000 r9:84761b00 r8:80287e08 r7:dfcf9e60 r6:84959200 r5:849b8c00 [ 1325.743172][ T32] r4:00000001 [ 1325.743289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.743332][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1325.743399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.743514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.743629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.743748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.743782][ T32] r4:84953e40 [ 1325.744207][ T32] INFO: task kworker/0:75:3293 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.744344][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.744411][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.744571][ T32] Call trace: [ 1325.744609][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.744697][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.744726][ T32] r4:00000000 [ 1325.744749][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.744821][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.744862][ T32] 1d20: 80ab5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.744901][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.744931][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.745043][ T32] r5:80000113 r4:80239bb0 [ 1325.767541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.767700][ T32] r4:82ac21e4 [ 1325.767729][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.767806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.767837][ T32] r4:eb291dc0 [ 1325.767866][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.767916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.767942][ T32] r4:00000000 [ 1325.767974][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.768031][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.768080][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.768136][ T32] r5:00001000 r4:eafbb000 [ 1325.768157][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.768226][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.768278][ T32] r5:853c5f8c r4:853c5c00 [ 1325.768350][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.768408][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.768431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.768511][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.768538][ T32] r4:850f5d80 [ 1325.768596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.768652][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.768701][ T32] r4:00000001 [ 1325.768727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.768793][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.768831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.768886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.768941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.768979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.769003][ T32] r4:8484cc40 [ 1325.769029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.769074][ T32] INFO: task kworker/0:76:3295 blocked for more than 452 seconds. [ 1325.769127][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.769160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1325.769349][ T32] Call trace: [ 1325.769429][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.769493][ T32] r10:8291a684 r9:dfd15d84 r8:00000002 r7:60000113 r6:dfd15d8c r5:849b9800 [ 1325.769517][ T32] r4:849b9800 [ 1325.769550][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.769612][ T32] r5:849b9800 r4:8291a680 [ 1325.769635][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.769679][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.769728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [ 1325.769753][ T32] r4:00000000 [ 1325.769775][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.769813][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.769856][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.769905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e75bc0 [ 1325.769929][ T32] r4:00000000 [ 1325.769949][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.770010][ T32] r9:83018005 r8:849b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f8c3000 [ 1325.770039][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.770112][ T32] r5:00001000 r4:ee1f7000 [ 1325.770162][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.770235][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.770286][ T32] r5:85dc178c r4:85dc1400 [ 1325.770307][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.770370][ T32] r7:dddced80 r6:83018000 r5:85dc178c r4:84761b80 [ 1325.770396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.770449][ T32] r10:61c88647 r9:849b9800 r8:84761bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.770474][ T32] r4:84761b80 [ 1325.770495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.770629][ T32] r10:00000000 r9:84761b80 r8:80287e08 r7:dfc49e60 r6:84959280 r5:849b9800 [ 1325.770744][ T32] r4:00000001 [ 1325.770772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.770815][ T32] Exception stack(0xdfd15fb0 to 0xdfd15ff8) [ 1325.770859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.770912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.770947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.770994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.771022][ T32] r4:84953e40 [ 1325.771990][ T32] INFO: task kworker/0:76:3295 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.772040][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.772131][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.772180][ T32] Call trace: [ 1325.772212][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.772271][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.772295][ T32] r4:00000000 [ 1325.772337][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.772403][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.772439][ T32] 1d20: 80e70000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.772607][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.772640][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.772719][ T32] r5:80000113 r4:80239bb0 [ 1325.772745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.772792][ T32] r4:82ac21e4 [ 1325.772814][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.772869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.772895][ T32] r4:eb291dc0 [ 1325.772916][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.772963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.772998][ T32] r4:00000000 [ 1325.773022][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.773074][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.773113][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.773176][ T32] r5:00001000 r4:eafbb000 [ 1325.773201][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.773246][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.773294][ T32] r5:853c5f8c r4:853c5c00 [ 1325.773316][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.773367][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.773401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.773459][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.773483][ T32] r4:850f5d80 [ 1325.773504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.773555][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.773603][ T32] r4:00000001 [ 1325.773629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.773669][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.773698][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.773732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.773772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.773809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.773859][ T32] r4:8484cc40 [ 1325.773884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.773963][ T32] INFO: task kworker/0:77:3297 blocked for more than 452 seconds. [ 1325.773998][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.774024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.774167][ T32] task:kworker/0:77 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.774231][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.774277][ T32] Call trace: [ 1325.774345][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.774401][ T32] r10:8291a684 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:849ba400 [ 1325.774425][ T32] r4:849ba400 [ 1325.774447][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.774494][ T32] r5:849ba400 r4:8291a680 [ 1325.774515][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.774557][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.774631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1325.774660][ T32] r4:00000000 [ 1325.774681][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.774720][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.774757][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.774820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473c540 [ 1325.774848][ T32] r4:00000000 [ 1325.774877][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.774927][ T32] r9:83018005 r8:849ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f8dd000 [ 1325.774990][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.775064][ T32] r5:00001000 r4:ee0b7000 [ 1325.797929][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.798038][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.798095][ T32] r5:85dc238c r4:85dc2000 [ 1325.798119][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.798186][ T32] r7:dddced80 r6:83018000 r5:85dc238c r4:84761c00 [ 1325.798250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.798316][ T32] r10:61c88647 r9:849ba400 r8:84761c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.798364][ T32] r4:84761c00 [ 1325.798391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.798444][ T32] r10:00000000 r9:84761c00 r8:80287e08 r7:dfd15e60 r6:84959300 r5:849ba400 [ 1325.798492][ T32] r4:00000001 [ 1325.798516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.798559][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1325.798697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.798735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.798765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.798798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.798871][ T32] r4:84953bc0 [ 1325.799790][ T32] INFO: task kworker/0:77:3297 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.799840][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.799919][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.799969][ T32] Call trace: [ 1325.800033][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.800119][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.800182][ T32] r4:00000000 [ 1325.800214][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.800261][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.800293][ T32] 1d20: 8108a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.800325][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.800379][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.800417][ T32] r5:80000113 r4:80239bb0 [ 1325.800440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.800487][ T32] r4:82ac21e4 [ 1325.800534][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.800630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.800716][ T32] r4:eb291dc0 [ 1325.800775][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.800829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.800858][ T32] r4:00000000 [ 1325.800880][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.800981][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.801033][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.801155][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1325.801328][ T32] r5:853c5f8c r4:853c5c00 ** 1 printk messages dropped ** [ 1325.801402][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1325.801654][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.801682][ T32] r4:00000001 [ 1325.801776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.801820][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.801909][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.801947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.801978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.802010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.802081][ T32] r4:8484cc40 [ 1325.802111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.802213][ T32] INFO: task kworker/0:78:3299 blocked for more than 452 seconds. [ 1325.802253][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.802329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.802356][ T32] task:kworker/0:78 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.802422][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.802523][ T32] Call trace: [ 1325.802556][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.802611][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:849bb000 [ 1325.802683][ T32] r4:849bb000 [ 1325.802775][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.802829][ T32] r5:849bb000 r4:8291a680 [ 1325.802909][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.802959][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.803009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1325.803050][ T32] r4:00000000 [ 1325.803075][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.803114][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.803212][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.803265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b15a80 [ 1325.803319][ T32] r4:00000000 [ 1325.803369][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.803435][ T32] r9:83018005 r8:849bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f8f9000 [ 1325.803461][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.803508][ T32] r5:00001000 r4:ed725000 [ 1325.803554][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.803633][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.803741][ T32] r5:85dc2f8c r4:85dc2c00 [ 1325.803771][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.803848][ T32] r7:dddced80 r6:83018000 r5:85dc2f8c r4:84761c80 [ 1325.803884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.803938][ T32] r10:61c88647 r9:849bb000 r8:84761cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.803962][ T32] r4:84761c80 [ 1325.803983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.804035][ T32] r10:00000000 r9:84761c80 r8:80287e08 r7:dfd1de60 r6:84959380 r5:849bb000 [ 1325.804059][ T32] r4:00000001 [ 1325.804103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.804196][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1325.804261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.804298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.804329][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.804408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.804436][ T32] r4:84953500 [ 1325.804836][ T32] INFO: task kworker/0:78:3299 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.804893][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.804975][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.805099][ T32] Call trace: [ 1325.819697][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.819792][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.819820][ T32] r4:00000000 [ 1325.819870][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.819923][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.819972][ T32] 1d20: 811f2000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.820125][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.820161][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.820189][ T32] r5:80000113 r4:80239bb0 [ 1325.820211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.820259][ T32] r4:82ac21e4 [ 1325.820280][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.820328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.820352][ T32] r4:eb291dc0 [ 1325.820373][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.820422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.820445][ T32] r4:00000000 [ 1325.820465][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.820517][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.820541][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.820640][ T32] r5:00001000 r4:eafbb000 [ 1325.820675][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.820723][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.820771][ T32] r5:853c5f8c r4:853c5c00 [ 1325.820794][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.820847][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.820877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.820944][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.820994][ T32] r4:850f5d80 [ 1325.821018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.821101][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.821138][ T32] r4:00000001 [ 1325.821161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.821202][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.821232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.821264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.821294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.821367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.821421][ T32] r4:8484cc40 [ 1325.821473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.821508][ T32] INFO: task kworker/0:79:3301 blocked for more than 452 seconds. [ 1325.821544][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.821571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.821594][ T32] task:kworker/0:79 state:D stack:0 pid:3301 tgid:3301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.821651][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.821732][ T32] Call trace: [ 1325.821770][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.821825][ T32] r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:849bbc00 [ 1325.821881][ T32] r4:849bbc00 [ 1325.821935][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.822001][ T32] r5:849bbc00 r4:8291a680 [ 1325.822036][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.822135][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.822207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1325.822284][ T32] r4:00000000 [ 1325.822309][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.822373][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.822416][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.822494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e74380 [ 1325.822524][ T32] r4:00000000 [ 1325.822548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.822624][ T32] r9:83018005 r8:849bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7fb57000 [ 1325.822650][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.822727][ T32] r5:00001000 r4:ee5f9000 [ 1325.822753][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.822797][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.822844][ T32] r5:8479d78c r4:8479d400 [ 1325.822872][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.822946][ T32] r7:dddced80 r6:83018000 r5:8479d78c r4:84761d00 [ 1325.822972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.823081][ T32] r10:61c88647 r9:849bbc00 r8:84761d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.823148][ T32] r4:84761d00 [ 1325.823176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.823232][ T32] r10:00000000 r9:84761d00 r8:80287e08 r7:dfaf9e60 r6:84959400 r5:849bbc00 [ 1325.823271][ T32] r4:00000001 [ 1325.823333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.823387][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1325.823418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.823462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.823499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.823564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.823594][ T32] r4:84954140 [ 1325.824436][ T32] INFO: task kworker/0:79:3301 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.824477][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.824564][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.824640][ T32] Call trace: [ 1325.824711][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.824796][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.824825][ T32] r4:00000000 [ 1325.824865][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.825019][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1325.842215][ T32] r4:82ac21e4 [ 1325.842240][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.842291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.842317][ T32] r4:eb291dc0 [ 1325.842337][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.842386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.842411][ T32] r4:00000000 [ 1325.842432][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.842489][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.842541][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.842597][ T32] r5:00001000 r4:eafbb000 [ 1325.842619][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.842663][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.842875][ T32] r5:853c5f8c r4:853c5c00 [ 1325.842904][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.843054][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.843103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.843207][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.843241][ T32] r4:850f5d80 [ 1325.843264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.843319][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.843344][ T32] r4:00000001 [ 1325.843411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.843458][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.843490][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.843586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.843621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.843655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.843685][ T32] r4:8484cc40 [ 1325.843714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.843745][ T32] INFO: task kworker/0:80:3302 blocked for more than 452 seconds. [ 1325.843780][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.843923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.843952][ T32] task:kworker/0:80 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.844147][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.844193][ T32] Call trace: [ 1325.844244][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.844307][ T32] r10:8291a684 r9:dfd09d84 r8:00000002 r7:60000113 r6:dfd09d8c r5:849bc800 [ 1325.844332][ T32] r4:849bc800 [ 1325.844354][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.844402][ T32] r5:849bc800 r4:8291a680 [ 1325.844424][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.844467][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.844516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 [ 1325.844539][ T32] r4:00000000 [ 1325.844560][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.844600][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.844686][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.844783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b15180 [ 1325.844811][ T32] r4:00000000 [ 1325.844832][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.844890][ T32] r9:83018005 r8:849bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f8dd000 [ 1325.844913][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.844961][ T32] r5:00001000 r4:df83d000 [ 1325.844982][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.845024][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.854137][ T32] r5:85dc2b8c r4:85dc2800 [ 1325.854190][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.854263][ T32] r7:dddced80 r6:83018000 r5:85dc2b8c r4:84761d80 [ 1325.854285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.854340][ T32] r10:61c88647 r9:849bc800 r8:84761dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.854365][ T32] r4:84761d80 [ 1325.854463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.854522][ T32] r10:00000000 r9:84761d80 r8:80287e08 r7:dfb05e60 r6:84959480 r5:849bc800 [ 1325.854547][ T32] r4:00000001 [ 1325.854583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.854628][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) [ 1325.854659][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.854691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.854721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.854753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.854776][ T32] r4:84954140 [ 1325.856161][ T32] INFO: task kworker/0:80:3302 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.856234][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.856374][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.856476][ T32] Call trace: [ 1325.856532][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.856619][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.856655][ T32] r4:00000000 [ 1325.856685][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.856754][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.856792][ T32] 1d20: 81636000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.856826][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.856912][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.856944][ T32] r5:80000113 r4:80239bb0 [ 1325.857000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.857100][ T32] r4:82ac21e4 [ 1325.857161][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.857214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.857264][ T32] r4:eb291dc0 [ 1325.857368][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.857427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.857476][ T32] r4:00000000 [ 1325.857502][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.857568][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.857595][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.857644][ T32] r5:00001000 r4:eafbb000 [ 1325.857690][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.857743][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.857864][ T32] r5:853c5f8c r4:853c5c00 [ 1325.857892][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.857945][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.858042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.858162][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.858329][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1325.858783][ T32] INFO: task kworker/1:20:3307 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.859243][ T32] r4:849be000 ** 4 printk messages dropped ** [ 1325.859532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 ** 8 printk messages dropped ** [ 1325.859962][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.860163][ T32] r5:8594738c r4:85947000 ** 1 printk messages dropped ** [ 1325.860235][ T32] r7:ddde2d80 r6:83018200 r5:8594738c r4:84959600 ** 5 printk messages dropped ** [ 1325.860546][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.860760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.861874][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.862102][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1325.862486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1325.863125][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.863192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.863299][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.863364][ T32] r4:850f5d80 [ 1325.863413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.863528][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.863587][ T32] r4:00000001 [ 1325.863651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.863758][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.863828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.863905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.863970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.864034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.864100][ T32] r4:8484cc40 [ 1325.864204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.864280][ T32] INFO: task kworker/0:81:3309 blocked for more than 452 seconds. [ 1325.864393][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.864451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.864496][ T32] task:kworker/0:81 state:D stack:0 pid:3309 tgid:3309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.864591][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.864676][ T32] Call trace: [ 1325.864741][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.864854][ T32] r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:849bec00 [ 1325.864906][ T32] r4:849bec00 [ 1325.864952][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.865045][ T32] r5:849bec00 r4:8291a680 [ 1325.865088][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.897203][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.897303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.897378][ T32] r4:00000000 [ 1325.897555][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.897600][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.897740][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.897796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e74240 [ 1325.897820][ T32] r4:00000000 [ 1325.897841][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.897901][ T32] r9:83018005 r8:849bec00 r7:00000000 r6:83018000 r5:00001000 r4:7fb55000 [ 1325.897924][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.897976][ T32] r5:00001000 r4:ee4e3000 [ 1325.897997][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.898053][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.898105][ T32] r5:8496438c r4:84964000 [ 1325.898127][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.898180][ T32] r7:dddced80 r6:83018000 r5:8496438c r4:84761e00 [ 1325.898203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.898303][ T32] r10:61c88647 r9:849bec00 r8:84761e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.898332][ T32] r4:84761e00 [ 1325.898354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.898407][ T32] r10:00000000 r9:84761e00 r8:80287e08 r7:dfb05e60 r6:84959700 r5:849bec00 [ 1325.898431][ T32] r4:00000001 [ 1325.898451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.898492][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.898523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.898555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.898585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.898617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.898641][ T32] r4:84954580 [ 1325.899579][ T32] INFO: task kworker/0:81:3309 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.899625][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.899699][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.899752][ T32] Call trace: [ 1325.899785][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.899916][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.899947][ T32] r4:00000000 [ 1325.899973][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.900021][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.900053][ T32] 1d20: 81c5e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.900087][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.900147][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.900178][ T32] r5:80000113 r4:80239bb0 [ 1325.900200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1325.900354][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1325.900535][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 11 printk messages dropped ** [ 1325.901247][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1325.901559][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1325.901766][ T32] task:kworker/0:82 state:D stack:0 pid:3312 tgid:3312 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.902290][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.902540][ T32] r5:00001000 r4:ee479000 ** 2 printk messages dropped ** [ 1325.902651][ T32] r5:8496778c r4:84967400 [ 1325.902672][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.902857][ T32] r4:84761e80 ** 5 printk messages dropped ** [ 1325.903194][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.903859][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.904512][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.904957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1325.920890][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1325.921256][ T32] r4:00000001 [ 1325.921276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.921318][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.921350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.921383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.921562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.921597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.921667][ T32] r4:8484cc40 [ 1325.921694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.921725][ T32] INFO: task kworker/0:83:3313 blocked for more than 452 seconds. [ 1325.921932][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.922029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.922061][ T32] task:kworker/0:83 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.922156][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.922236][ T32] Call trace: [ 1325.922271][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.922346][ T32] r10:8291a684 r9:dfb99d84 r8:00000002 r7:60000013 r6:dfb99d8c r5:849c0000 [ 1325.922375][ T32] r4:849c0000 [ 1325.922399][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.922449][ T32] r5:849c0000 r4:8291a680 [ 1325.922490][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.922562][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.922616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1325.922664][ T32] r4:00000000 [ 1325.922689][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1325.922729][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1325.922769][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.922819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e74040 [ 1325.922854][ T32] r4:00000000 [ 1325.922878][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.922929][ T32] r9:83018005 r8:849c0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb4f000 [ 1325.922952][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.922998][ T32] r5:00001000 r4:ee429000 [ 1325.923020][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.923128][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.923193][ T32] r5:84964b8c r4:84964800 [ 1325.923215][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.923268][ T32] r7:dddced80 r6:83018000 r5:84964b8c r4:84761f00 [ 1325.923291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.923344][ T32] r10:61c88647 r9:849c0000 r8:84761f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.923368][ T32] r4:84761f00 [ 1325.923391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.923452][ T32] r10:00000000 r9:84761f00 r8:80287e08 r7:dfb61e60 r6:84959800 r5:849c0000 [ 1325.923511][ T32] r4:00000001 [ 1325.923590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.923709][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1325.923776][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.923813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.923873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.923913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.923939][ T32] r4:84954880 [ 1325.924795][ T32] INFO: task kworker/0:83:3313 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1325.924869][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.924939][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.925011][ T32] Call trace: [ 1325.943686][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.943884][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1325.943945][ T32] r4:00000000 [ 1325.943994][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.944104][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1325.944184][ T32] 1d20: 81f78000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1325.944259][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1325.944323][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1325.944379][ T32] r5:80000113 r4:80239bb0 [ 1325.944443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.944566][ T32] r4:82ac21e4 [ 1325.944623][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.944745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.944804][ T32] r4:eb291dc0 [ 1325.944853][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.944930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.944959][ T32] r4:00000000 [ 1325.944995][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.945087][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.945480][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.945554][ T32] r5:00001000 r4:eafbb000 [ 1325.945578][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.945623][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.945695][ T32] r5:853c5f8c r4:853c5c00 [ 1325.945723][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.945790][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.945818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.945946][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.945976][ T32] r4:850f5d80 [ 1325.946024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.946082][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.946112][ T32] r4:00000001 [ 1325.946161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.946209][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.946243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.946292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.946328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.946394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.946423][ T32] r4:8484cc40 [ 1325.946450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.946508][ T32] INFO: task kworker/0:84:3315 blocked for more than 452 seconds. [ 1325.946558][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.946592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.946618][ T32] task:kworker/0:84 state:D stack:0 pid:3315 tgid:3315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.946682][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.946730][ T32] Call trace: [ 1325.946800][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.946906][ T32] r10:8291a684 r9:dfbc9d84 r8:00000002 r7:60000013 r6:dfbc9d8c r5:849c3000 [ 1325.946935][ T32] r4:849c3000 [ 1325.946960][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.947009][ T32] r5:849c3000 r4:8291a680 [ 1325.947056][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1325.947326][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.947784][ T32] r5:84967f8c r4:84967c00 [ 1325.947805][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.947941][ T32] r10:61c88647 r9:849c3000 r8:84761fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.948358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.950222][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.950424][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1325.950522][ T32] r4:82ac21e4 [ 1325.950567][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.950621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1325.950647][ T32] r4:eb291dc0 [ 1325.950668][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1325.950718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1325.950742][ T32] r4:00000000 [ 1325.950788][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1325.950876][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1325.950905][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.951003][ T32] r5:00001000 r4:eafbb000 [ 1325.951029][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1325.951146][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.951216][ T32] r5:853c5f8c r4:853c5c00 [ 1325.951240][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.951293][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1325.951329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.951387][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.951413][ T32] r4:850f5d80 [ 1325.951434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.951485][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1325.951521][ T32] r4:00000001 [ 1325.951547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.951616][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1325.951650][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.951711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.951756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.951793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.951829][ T32] r4:8484cc40 [ 1325.951862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.951889][ T32] INFO: task kworker/0:85:3316 blocked for more than 452 seconds. [ 1325.951922][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1325.951948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.951992][ T32] task:kworker/0:85 state:D stack:0 pid:3316 tgid:3316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.952072][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.952123][ T32] Call trace: [ 1325.952205][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1325.952290][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:849c3c00 [ 1325.952318][ T32] r4:849c3c00 [ 1325.952371][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1325.952424][ T32] r5:849c3c00 r4:8291a680 [ 1325.952465][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.952543][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.952700][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.953160][ T32] r5:8496478c r4:84964400 [ 1325.953186][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.953239][ T32] r7:dddced80 r6:83018000 r5:8496478c r4:84761280 [ 1325.953263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.953340][ T32] r10:61c88647 r9:849c3c00 r8:847612ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1325.953562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.954508][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1325.954778][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1325.988773][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1325.989084][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.989501][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1325.990039][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1325.990769][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.991454][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.991971][ T32] r9:83018005 r8:849c2400 r7:00000000 r6:83018000 r5:00001000 r4:7fb43000 ** 4 printk messages dropped ** [ 1325.992197][ T32] r5:84965b8c r4:84965800 [ 1325.992247][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.992622][ T32] r4:8480bc80 ** 5 printk messages dropped ** [ 1325.993072][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.994749][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.007292][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1326.008403][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.008479][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.008503][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.008552][ T32] r5:00001000 r4:eafbb000 [ 1326.008575][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.008618][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.008666][ T32] r5:853c5f8c r4:853c5c00 [ 1326.008693][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.008761][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.008784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.008837][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.008867][ T32] r4:850f5d80 [ 1326.008888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.008941][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.008967][ T32] r4:00000001 [ 1326.008988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.009030][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.009060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.009092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.009121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.009154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.009178][ T32] r4:8484cc40 [ 1326.009201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.009231][ T32] INFO: task kworker/0:87:3322 blocked for more than 452 seconds. [ 1326.009268][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.009311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.009345][ T32] task:kworker/0:87 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.009456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.009502][ T32] Call trace: [ 1326.009537][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.009674][ T32] r10:8291a684 r9:dfd25d84 r8:00000002 r7:60000113 r6:dfd25d8c r5:849c6000 [ 1326.009853][ T32] r4:849c6000 [ 1326.009886][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.009948][ T32] r5:849c6000 r4:8291a680 [ 1326.009973][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.010018][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.010067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 [ 1326.010094][ T32] r4:00000000 [ 1326.010116][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.010237][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.010281][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.010329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364200 [ 1326.010432][ T32] r4:00000000 [ 1326.010457][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.010537][ T32] r9:83018005 r8:849c6000 r7:00000000 r6:83018000 r5:00001000 r4:7fa8b000 [ 1326.010564][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.010643][ T32] r5:00001000 r4:ee615000 [ 1326.010748][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.010856][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.011055][ T32] r5:85fee38c r4:85fee000 [ 1326.011110][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.011188][ T32] r7:dddced80 r6:83018000 r5:85fee38c r4:8494f000 [ 1326.011212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.011304][ T32] r10:61c88647 r9:849c6000 r8:8494f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.011334][ T32] r4:8494f000 [ 1326.011380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.011435][ T32] r10:00000000 r9:8494f000 r8:80287e08 r7:dfc19e60 r6:84959a00 r5:849c6000 [ 1326.011460][ T32] r4:00000001 [ 1326.011504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.011548][ T32] Exception stack(0xdfd25fb0 to 0xdfd25ff8) [ 1326.011579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.011614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.011645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.011679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.011704][ T32] r4:84954cc0 [ 1326.012860][ T32] INFO: task kworker/0:87:3322 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.012953][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.013086][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.013188][ T32] Call trace: [ 1326.013282][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.013410][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.013466][ T32] r4:00000000 [ 1326.013516][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.013621][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.013690][ T32] 1d20: 8261a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.013757][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.013820][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.013891][ T32] r5:80000113 r4:80239bb0 [ 1326.013941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.014036][ T32] r4:82ac21e4 [ 1326.014085][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.014190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.014244][ T32] r4:eb291dc0 [ 1326.014290][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.014348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.014374][ T32] r4:00000000 [ 1326.014415][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.014474][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.014498][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.014546][ T32] r5:00001000 r4:eafbb000 [ 1326.014568][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.014659][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1326.034054][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1326.034424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.034804][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.042170][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.042586][ T32] r9:83018005 r8:849c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7faf9000 ** 4 printk messages dropped ** [ 1326.042803][ T32] r5:8600b38c r4:8600b000 [ 1326.042826][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.042884][ T32] r7:dddced80 r6:83018000 r5:8600b38c r4:8494f080 ** 1 printk messages dropped ** [ 1326.042986][ T32] r10:61c88647 r9:849c6c00 r8:8494f0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.043719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.044976][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.059469][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1326.059947][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.060096][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1326.060360][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.060384][ T32] r4:850f5d80 [ 1326.060405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.060457][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.060481][ T32] r4:00000001 [ 1326.060502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.060542][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.060572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.060604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.060633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.060665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.060690][ T32] r4:8484cc40 [ 1326.060715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.060746][ T32] INFO: task kworker/0:89:3324 blocked for more than 452 seconds. [ 1326.060783][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.060811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.060834][ T32] task:kworker/0:89 state:D stack:0 pid:3324 tgid:3324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.061023][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.061071][ T32] Call trace: [ 1326.061102][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.061156][ T32] r10:8291a684 r9:dfd35d84 r8:00000002 r7:60000113 r6:dfd35d8c r5:849c4800 [ 1326.061181][ T32] r4:849c4800 [ 1326.061216][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.061269][ T32] r5:849c4800 r4:8291a680 [ 1326.061291][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.061334][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.061384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd35e08 [ 1326.061409][ T32] r4:00000000 [ 1326.061430][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.061566][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.061611][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.061659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e80340 [ 1326.061684][ T32] r4:00000000 [ 1326.061705][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.061754][ T32] r9:83018005 r8:849c4800 r7:00000000 r6:83018000 r5:00001000 r4:7fad7000 [ 1326.061777][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.061823][ T32] r5:00001000 r4:ee731000 [ 1326.061851][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.061929][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.062026][ T32] r5:84966b8c r4:84966800 [ 1326.062052][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.062105][ T32] r7:dddced80 r6:83018000 r5:84966b8c r4:8494f100 [ 1326.062128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.062209][ T32] r10:61c88647 r9:849c4800 r8:8494f12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.062238][ T32] r4:8494f100 [ 1326.062259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.062310][ T32] r10:00000000 r9:8494f100 r8:80287e08 r7:dfd25e60 r6:84959b00 r5:849c4800 [ 1326.062337][ T32] r4:00000001 [ 1326.062358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.062397][ T32] Exception stack(0xdfd35fb0 to 0xdfd35ff8) [ 1326.062425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.062457][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.062491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.062526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.062550][ T32] r4:84954540 [ 1326.063502][ T32] INFO: task kworker/0:89:3324 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.063549][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.063682][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.063732][ T32] Call trace: [ 1326.063764][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.063853][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.063886][ T32] r4:00000000 [ 1326.063909][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.063957][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.063989][ T32] 1d20: 82eb3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.064022][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 3 printk messages dropped ** [ 1326.064152][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.064398][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.064609][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.065292][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 11 printk messages dropped ** [ 1326.089061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.089510][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.089760][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.090012][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.090061][ T32] r5:84964f8c r4:84964c00 [ 1326.090082][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.090553][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.090710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.092077][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.092341][ T32] r4:00000000 [ 1326.092401][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.092485][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.092535][ T32] 1d20: 832bf000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.092593][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.092626][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.092655][ T32] r5:80000113 r4:80239bb0 [ 1326.092678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.092738][ T32] r4:82ac21e4 [ 1326.092783][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.092836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.092869][ T32] r4:eb291dc0 [ 1326.092891][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.092939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.092963][ T32] r4:00000000 [ 1326.092984][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.093072][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.093102][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.093151][ T32] r5:00001000 r4:eafbb000 [ 1326.093173][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.093246][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.093298][ T32] r5:853c5f8c r4:853c5c00 [ 1326.093323][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.093375][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.093422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.093502][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.093550][ T32] r4:850f5d80 [ 1326.093596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.093654][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.093679][ T32] r4:00000001 [ 1326.093705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.093758][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.093788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.093821][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.093858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.093893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.093919][ T32] r4:8484cc40 [ 1326.093942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.093968][ T32] INFO: task kworker/0:91:3328 blocked for more than 452 seconds. [ 1326.094000][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.094230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.094259][ T32] task:kworker/0:91 state:D stack:0 pid:3328 tgid:3328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.094396][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.094508][ T32] Call trace: [ 1326.094610][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.094673][ T32] r10:8291a684 r9:dfd49d84 r8:00000002 r7:60000113 r6:dfd49d8c r5:84850c00 [ 1326.094699][ T32] r4:84850c00 [ 1326.094721][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.094768][ T32] r5:84850c00 r4:8291a680 [ 1326.095013][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.101522][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.101609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd49e08 [ 1326.101639][ T32] r4:00000000 [ 1326.101662][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.101875][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.101927][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.101977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e801c0 [ 1326.102223][ T32] r4:00000000 [ 1326.102251][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.102306][ T32] r9:83018005 r8:84850c00 r7:00000000 r6:83018000 r5:00001000 r4:7fad3000 [ 1326.102330][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.102380][ T32] r5:00001000 r4:ee725000 [ 1326.102562][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.102612][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.102662][ T32] r5:84966f8c r4:84966c00 [ 1326.102683][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.102738][ T32] r7:dddced80 r6:83018000 r5:84966f8c r4:8494f200 [ 1326.102763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.102816][ T32] r10:61c88647 r9:84850c00 r8:8494f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.102841][ T32] r4:8494f200 ** 4 printk messages dropped ** [ 1326.103184][ T32] Exception stack(0xdfd49fb0 to 0xdfd49ff8) ** 6 printk messages dropped ** [ 1326.104567][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.116226][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1326.116592][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.116924][ T32] r5:00001000 r4:eafbb000 ** 9 printk messages dropped ** [ 1326.117302][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1326.117542][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1326.117929][ T32] task:kworker/0:92 state:D stack:0 pid:3331 tgid:3331 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.118370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 ** 7 printk messages dropped ** [ 1326.118721][ T32] r9:83018005 r8:84850000 r7:00000000 r6:83018000 r5:00001000 r4:7fa67000 ** 3 printk messages dropped ** [ 1326.119114][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.119179][ T32] r5:85dd7f8c r4:85dd7c00 [ 1326.119203][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.119255][ T32] r7:dddced80 r6:83018000 r5:85dd7f8c r4:8494f280 [ 1326.119277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.119330][ T32] r10:61c88647 r9:84850000 r8:8494f2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.119354][ T32] r4:8494f280 [ 1326.119375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.119427][ T32] r10:00000000 r9:8494f280 r8:80287e08 r7:dfd25e60 r6:84959c80 r5:84850000 [ 1326.119453][ T32] r4:00000001 [ 1326.119536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.119877][ T32] Exception stack(0xdfd55fb0 to 0xdfd55ff8) [ 1326.119913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.119948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.119977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.120011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.120035][ T32] r4:84953a80 [ 1326.120950][ T32] INFO: task kworker/0:92:3331 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.120996][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.121062][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.121110][ T32] Call trace: [ 1326.121143][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.121202][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.121227][ T32] r4:00000000 [ 1326.121433][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.121484][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.121517][ T32] 1d20: 8351f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.121551][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.121579][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.121605][ T32] r5:80000113 r4:80239bb0 [ 1326.121629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.121674][ T32] r4:82ac21e4 [ 1326.121696][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.121744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.121769][ T32] r4:eb291dc0 [ 1326.121789][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.121838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.121871][ T32] r4:00000000 [ 1326.121892][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.121944][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.121967][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.122014][ T32] r5:00001000 r4:eafbb000 [ 1326.122038][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.122082][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.122129][ T32] r5:853c5f8c r4:853c5c00 [ 1326.122150][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.122202][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.122226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.122279][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.122303][ T32] r4:850f5d80 [ 1326.122324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.122376][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.122552][ T32] r4:00000001 [ 1326.122676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.122725][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.122756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.122794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.122827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.122869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.122895][ T32] r4:8484cc40 [ 1326.123065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.123111][ T32] INFO: task kworker/0:93:3334 blocked for more than 452 seconds. [ 1326.123145][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.123172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1326.123245][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.123688][ T32] r5:84852400 r4:8291a680 ** 5 printk messages dropped ** [ 1326.123921][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.124376][ T32] r5:8496578c r4:84965400 [ 1326.124416][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.124471][ T32] r7:dddced80 r6:83018000 r5:8496578c r4:8494f300 [ 1326.124494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.124604][ T32] r10:61c88647 r9:84852400 r8:8494f32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.124640][ T32] r4:8494f300 [ 1326.124696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.124755][ T32] r10:00000000 r9:8494f300 r8:80287e08 r7:dfd55e60 r6:84959d00 r5:84852400 [ 1326.124839][ T32] r4:00000001 [ 1326.124871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.124913][ T32] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1326.125132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.148134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.148192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.148231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.148258][ T32] r4:84a47300 [ 1326.149182][ T32] INFO: task kworker/0:93:3334 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.149229][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.149343][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.149440][ T32] Call trace: [ 1326.149557][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.149632][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.149658][ T32] r4:00000000 [ 1326.149680][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.149727][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.149766][ T32] 1d20: 83753000 eafa9000 00000001 80239b98 7f439000 00000001 ** 1 printk messages dropped ** [ 1326.149865][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1326.150235][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.150427][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1326.150713][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1326.151163][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.151414][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1326.151722][ T32] task:kworker/0:94 state:D stack:0 pid:3335 tgid:3335 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.152247][ T32] r5:84853c00 r4:8291a680 ** 2 printk messages dropped ** [ 1326.152366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 ** 7 printk messages dropped ** [ 1326.152703][ T32] r9:83018005 r8:84853c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa65000 ** 4 printk messages dropped ** [ 1326.153085][ T32] r5:85dd7b8c r4:85dd7800 [ 1326.153116][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.153250][ T32] r10:61c88647 r9:84853c00 r8:8494f3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.153600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.154243][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.154292][ T32] Call trace: [ 1326.154347][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.154456][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.154487][ T32] r4:00000000 [ 1326.154559][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.154616][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.154649][ T32] 1d20: 83753000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.154733][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.154768][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.154797][ T32] r5:80000113 r4:80239bb0 [ 1326.154849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.154900][ T32] r4:82ac21e4 [ 1326.154923][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.154972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.154998][ T32] r4:eb291dc0 [ 1326.155059][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.173627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.173675][ T32] r4:00000000 [ 1326.173714][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.173902][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.173933][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.173987][ T32] r5:00001000 r4:eafbb000 [ 1326.174068][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.174142][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.174226][ T32] r5:853c5f8c r4:853c5c00 [ 1326.174250][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.174305][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.174328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.174406][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.174464][ T32] r4:850f5d80 [ 1326.174491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.174546][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.174571][ T32] r4:00000001 [ 1326.174593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.174635][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.174668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.174725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.174767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.174801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.174825][ T32] r4:8484cc40 [ 1326.174952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.175016][ T32] INFO: task kworker/0:95:3337 blocked for more than 452 seconds. [ 1326.185678][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.185762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.185793][ T32] task:kworker/0:95 state:D stack:0 pid:3337 tgid:3337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.185867][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.185937][ T32] Call trace: [ 1326.185984][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.186052][ T32] r10:8291a684 r9:dfd6dd84 r8:00000002 r7:60000113 r6:dfd6dd8c r5:84853000 [ 1326.186099][ T32] r4:84853000 [ 1326.186130][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.186183][ T32] r5:84853000 r4:8291a680 [ 1326.186229][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.186305][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.186397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd6de08 [ 1326.186434][ T32] r4:00000000 [ 1326.186456][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.186497][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.186542][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.186667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364c80 [ 1326.186698][ T32] r4:00000000 [ 1326.186721][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.186800][ T32] r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7fa63000 [ 1326.186858][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.186909][ T32] r5:00001000 r4:ee323000 [ 1326.186933][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.186977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.187065][ T32] r5:85dd738c r4:85dd7000 [ 1326.187125][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.187212][ T32] r7:dddced80 r6:83018000 r5:85dd738c r4:8494f400 [ 1326.187240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.187302][ T32] r10:61c88647 r9:84853000 r8:8494f42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.187327][ T32] r4:8494f400 [ 1326.187349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.187428][ T32] r10:00000000 r9:8494f400 r8:80287e08 r7:dfd65e60 r6:84959e00 r5:84853000 [ 1326.187489][ T32] r4:00000001 [ 1326.187519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.187566][ T32] Exception stack(0xdfd6dfb0 to 0xdfd6dff8) [ 1326.187598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.187630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.187696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.187735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.188850][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.189231][ T32] 1d20: 83bd9000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1326.189546][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1326.189773][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1326.190077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.190472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.190974][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.191429][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.191861][ T32] r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7fa57000 [ 1326.191900][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.191951][ T32] r5:00001000 r4:ee3a9000 [ 1326.191976][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.192021][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.192068][ T32] r5:85dd6b8c r4:85dd6800 [ 1326.192089][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.192139][ T32] r7:dddced80 r6:83018000 r5:85dd6b8c r4:8494f480 [ 1326.192162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.192214][ T32] r10:61c88647 r9:84855400 r8:8494f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.192239][ T32] r4:8494f480 [ 1326.192266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.192344][ T32] r10:00000000 r9:8494f480 r8:80287e08 r7:dfd6de60 r6:84959e80 r5:84855400 [ 1326.192372][ T32] r4:00000001 [ 1326.192393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.192457][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1326.192494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.192539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.192599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.192637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.192663][ T32] r4:84a47540 [ 1326.193122][ T32] INFO: task kworker/0:96:3339 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.193171][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.193266][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.193369][ T32] Call trace: [ 1326.193430][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.193512][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.193572][ T32] r4:00000000 [ 1326.193604][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.193651][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.193684][ T32] 1d20: 83bd9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.193717][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.193745][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.193796][ T32] r5:80000113 r4:80239bb0 [ 1326.193823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.193878][ T32] r4:82ac21e4 [ 1326.193925][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.193979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.194005][ T32] r4:eb291dc0 [ 1326.194036][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.194089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.194138][ T32] r4:00000000 [ 1326.194164][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.194222][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.194247][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.194296][ T32] r5:00001000 r4:eafbb000 [ 1326.194318][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.194361][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.194609][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1326.194890][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1326.215807][ T32] INFO: task kworker/0:97:3340 blocked for more than 452 seconds. ** 8 printk messages dropped ** [ 1326.216292][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1326.216709][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.217080][ T32] r5:85dd778c r4:85dd7400 [ 1326.217116][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.217308][ T32] r10:61c88647 r9:84854800 r8:8494f52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.217607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.218980][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1326.219439][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.219910][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.220233][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.220735][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1326.221018][ T32] r4:8484cc40 [ 1326.221061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.221119][ T32] INFO: task kworker/0:98:3342 blocked for more than 452 seconds. [ 1326.221186][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.221216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.221240][ T32] task:kworker/0:98 state:D stack:0 pid:3342 tgid:3342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.221307][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.221386][ T32] Call trace: [ 1326.221427][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.221483][ T32] r10:8291a684 r9:dfd81d84 r8:00000002 r7:60000113 r6:dfd81d8c r5:84851800 [ 1326.221507][ T32] r4:84851800 [ 1326.221554][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.221607][ T32] r5:84851800 r4:8291a680 [ 1326.221633][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.221705][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.221830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd81e08 [ 1326.221898][ T32] r4:00000000 [ 1326.221935][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.222026][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.222109][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.222165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85364b80 [ 1326.222192][ T32] r4:00000000 [ 1326.222214][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.222265][ T32] r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7fa5f000 [ 1326.222290][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.222337][ T32] r5:00001000 r4:dfbef000 [ 1326.222359][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.222403][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.222479][ T32] r5:85dd6f8c r4:85dd6c00 [ 1326.222578][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.222657][ T32] r7:dddced80 r6:83018000 r5:85dd6f8c r4:8494f580 [ 1326.222706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.222765][ T32] r10:61c88647 r9:84851800 r8:8494f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.222790][ T32] r4:8494f580 [ 1326.222860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.222941][ T32] r10:00000000 r9:8494f580 r8:80287e08 r7:dfd75e60 r6:84959f80 r5:84851800 [ 1326.222970][ T32] r4:00000001 [ 1326.223029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.223111][ T32] Exception stack(0xdfd81fb0 to 0xdfd81ff8) [ 1326.223143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.223177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.223208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.223243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.223283][ T32] r4:84a477c0 [ 1326.223740][ T32] INFO: task kworker/0:98:3342 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.223836][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.223977][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.224027][ T32] Call trace: [ 1326.224060][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.224126][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.224152][ T32] r4:00000000 [ 1326.224174][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.224268][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.224309][ T32] 1d20: 83e68000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.224343][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.224372][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.224398][ T32] r5:80000113 r4:80239bb0 [ 1326.224475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.224527][ T32] r4:82ac21e4 [ 1326.224549][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.224624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.224653][ T32] r4:eb291dc0 [ 1326.224674][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.224723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.224779][ T32] r4:00000000 [ 1326.224805][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.224865][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.224891][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.224963][ T32] r5:00001000 r4:eafbb000 [ 1326.224988][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.225033][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.225081][ T32] r5:853c5f8c r4:853c5c00 [ 1326.225180][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.252308][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.252360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.252442][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.252470][ T32] r4:850f5d80 [ 1326.252499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.252554][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.252603][ T32] r4:00000001 [ 1326.252630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.252680][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.252741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.252786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.252817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.252914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.252973][ T32] r4:8484cc40 [ 1326.253015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.253086][ T32] INFO: task kworker/0:99:3344 blocked for more than 452 seconds. [ 1326.253184][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.253217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.253242][ T32] task:kworker/0:99 state:D stack:0 pid:3344 tgid:3344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.253377][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.253472][ T32] Call trace: [ 1326.253544][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.253616][ T32] r10:8291a684 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:84916c00 [ 1326.253654][ T32] r4:84916c00 [ 1326.253708][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.253767][ T32] r5:84916c00 r4:8291a680 [ 1326.253814][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.253876][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.253964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1326.253991][ T32] r4:00000000 [ 1326.254013][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.254088][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.254148][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.254199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e806c0 [ 1326.254225][ T32] r4:00000000 [ 1326.254311][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.254369][ T32] r9:83018005 r8:84916c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa69000 [ 1326.254418][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.254470][ T32] r5:00001000 r4:ee3f7000 [ 1326.254493][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.254574][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.254625][ T32] r5:8600378c r4:86003400 [ 1326.254648][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.254699][ T32] r7:dddced80 r6:83018000 r5:8600378c r4:8494f600 [ 1326.254722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.254801][ T32] r10:61c88647 r9:84916c00 r8:8494f62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.254859][ T32] r4:8494f600 [ 1326.254895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.254966][ T32] r10:00000000 r9:8494f600 r8:80287e08 r7:dfd75e60 r6:8494f680 r5:84916c00 [ 1326.255016][ T32] r4:00000001 [ 1326.255099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.268698][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1326.268794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.268838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.268913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.268964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.269018][ T32] r4:84a47800 [ 1326.269971][ T32] INFO: task kworker/0:99:3344 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.270049][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.270154][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.270223][ T32] Call trace: [ 1326.270293][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.270358][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.270384][ T32] r4:00000000 [ 1326.270432][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.270482][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.270542][ T32] 1d20: 8450a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.270674][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.270718][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.270754][ T32] r5:80000113 r4:80239bb0 [ 1326.270807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.270869][ T32] r4:82ac21e4 [ 1326.270933][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.271074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.271110][ T32] r4:eb291dc0 [ 1326.271159][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.271215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.271255][ T32] r4:00000000 [ 1326.271283][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.271364][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.271391][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.271442][ T32] r5:00001000 r4:eafbb000 [ 1326.271464][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.271507][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.271555][ T32] r5:853c5f8c r4:853c5c00 [ 1326.271602][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.271711][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.271756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.271840][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.271900][ T32] r4:850f5d80 [ 1326.271927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1326.272008][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.272256][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1326.272447][ T32] task:kworker/0:100 state:D stack:0 pid:3346 tgid:3346 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.273037][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.273525][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.273589][ T32] r5:8496738c r4:84967000 [ 1326.273625][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.273703][ T32] r7:dddced80 r6:83018000 r5:8496738c r4:8494f700 ** 1 printk messages dropped ** [ 1326.273785][ T32] r10:61c88647 r9:84915400 r8:8494f72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.274096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.288905][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.289176][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1326.289561][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.289941][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1326.290101][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.290127][ T32] r4:850f5d80 [ 1326.290166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.290229][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.290254][ T32] r4:00000001 [ 1326.290275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.290326][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.290360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.290392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.290422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.290456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.290482][ T32] r4:8484cc40 [ 1326.290507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.290543][ T32] INFO: task kworker/1:21:3349 blocked for more than 452 seconds. [ 1326.290626][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.290664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.290688][ T32] task:kworker/1:21 state:D stack:0 pid:3349 tgid:3349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.290746][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.290794][ T32] Call trace: [ 1326.290851][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.290940][ T32] r10:8291a684 r9:dfda5d84 r8:00000002 r7:60000113 r6:dfda5d8c r5:84910000 [ 1326.291047][ T32] r4:84910000 [ 1326.291104][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.291210][ T32] r5:84910000 r4:8291a680 [ 1326.291277][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.291477][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.291531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 [ 1326.291563][ T32] r4:00000000 [ 1326.291657][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.291708][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.291747][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.291819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85821900 [ 1326.291859][ T32] r4:00000000 [ 1326.291883][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.291959][ T32] r9:83018205 r8:84910000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.292017][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.292070][ T32] r5:00001000 r4:ecbef000 [ 1326.292092][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.292135][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.292206][ T32] r5:85947b8c r4:85947800 [ 1326.292231][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.292332][ T32] r7:ddde2d80 r6:83018200 r5:85947b8c r4:84a57000 [ 1326.292358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.292412][ T32] r10:61c88647 r9:84910000 r8:84a5702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.292462][ T32] r4:84a57000 [ 1326.292522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.292579][ T32] r10:00000000 r9:84a57000 r8:80287e08 r7:dfb15e60 r6:8494f800 r5:84910000 [ 1326.292604][ T32] r4:00000001 [ 1326.292625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.292828][ T32] r4:84a42c80 ** 5 printk messages dropped ** [ 1326.294128][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1326.294470][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.294684][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.295050][ T32] r5:853c5f8c r4:853c5c00 ** 1 printk messages dropped ** [ 1326.314051][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.314081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.314141][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.314183][ T32] r4:850f5d80 [ 1326.314210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.314266][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.314293][ T32] r4:00000001 [ 1326.314314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.314382][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.314468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.314506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.314561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.314599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.314649][ T32] r4:8484cc40 [ 1326.314678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.314711][ T32] INFO: task kworker/0:101:3351 blocked for more than 452 seconds. [ 1326.314747][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.314776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.314800][ T32] task:kworker/0:101 state:D stack:0 pid:3351 tgid:3351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.314868][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.314916][ T32] Call trace: [ 1326.314949][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1326.318251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdade08 ** 7 printk messages dropped ** [ 1326.318637][ T32] r9:83018005 r8:84910c00 r7:00000000 r6:83018000 r5:00001000 r4:7fb21000 ** 4 printk messages dropped ** [ 1326.318873][ T32] r5:86018b8c r4:86018800 [ 1326.318905][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.318962][ T32] r7:dddced80 r6:83018000 r5:86018b8c r4:8494f880 ** 1 printk messages dropped ** [ 1326.319076][ T32] r10:61c88647 r9:84910c00 r8:8494f8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.319493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.320977][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.321554][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1326.321810][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.322409][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1326.322878][ T32] INFO: task kworker/0:102:3353 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.323359][ T32] r4:84468c00 ** 3 printk messages dropped ** [ 1326.323497][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.324114][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.324302][ T32] r5:84967b8c r4:84967800 ** 1 printk messages dropped ** [ 1326.324427][ T32] r7:dddced80 r6:83018000 r5:84967b8c r4:8494f980 ** 6 printk messages dropped ** [ 1326.324755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.324820][ T32] Exception stack(0xdfdb9fb0 to 0xdfdb9ff8) [ 1326.324859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.324897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.324954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.324992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.325145][ T32] r4:84a47fc0 [ 1326.346303][ T32] INFO: task kworker/0:102:3353 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.346407][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.346493][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.346602][ T32] Call trace: [ 1326.346695][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.346788][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.346849][ T32] r4:00000000 [ 1326.346878][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.346928][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.346972][ T32] 1d20: 84bb0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.347007][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.347057][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.347108][ T32] r5:80000113 r4:80239bb0 [ 1326.347137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.347195][ T32] r4:82ac21e4 [ 1326.347220][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.347273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.347298][ T32] r4:eb291dc0 [ 1326.347320][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.347369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.347419][ T32] r4:00000000 [ 1326.347491][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.347579][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.347626][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.347695][ T32] r5:00001000 r4:eafbb000 [ 1326.347721][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.347766][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.347815][ T32] r5:853c5f8c r4:853c5c00 [ 1326.347838][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.347900][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.347924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.348010][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.348040][ T32] r4:850f5d80 [ 1326.348063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.348118][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.348148][ T32] r4:00000001 [ 1326.348184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.348229][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.348259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.348293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.348324][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.348357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.348405][ T32] r4:8484cc40 [ 1326.348433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.348538][ T32] INFO: task kworker/0:103:3355 blocked for more than 452 seconds. [ 1326.348578][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.348606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.348629][ T32] task:kworker/0:103 state:D stack:0 pid:3355 tgid:3355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.348719][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.348803][ T32] Call trace: [ 1326.348895][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.348954][ T32] r10:8291a684 r9:dfdc5d84 r8:00000002 r7:60000013 r6:dfdc5d8c r5:8446a400 ** 2 printk messages dropped ** [ 1326.349104][ T32] r5:8446a400 r4:8291a680 ** 5 printk messages dropped ** [ 1326.349350][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.349914][ T32] r5:85de638c r4:85de6000 [ 1326.349981][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.350037][ T32] r7:dddced80 r6:83018000 r5:85de638c r4:8494fa80 [ 1326.350060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.350115][ T32] r10:61c88647 r9:8446a400 r8:8494faac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1326.350266][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.350447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.351444][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.351582][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1326.352029][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.352304][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.352699][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1326.353446][ T32] INFO: task kworker/0:344:4708 blocked for more than 452 seconds. ** 8 printk messages dropped ** [ 1326.353874][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1326.354377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17340 ** 7 printk messages dropped ** [ 1326.354742][ T32] r5:8529ab8c r4:8529a800 [ 1326.354775][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.354829][ T32] r7:dddced80 r6:83018000 r5:8529ab8c r4:85146480 [ 1326.354859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.354914][ T32] r10:61c88647 r9:84900c00 r8:851464ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.354939][ T32] r4:85146480 [ 1326.354960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.355099][ T32] r10:00000000 r9:85146480 r8:80287e08 r7:eb1dde60 r6:85146500 r5:84900c00 [ 1326.385552][ T32] r4:00000001 [ 1326.385604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.385710][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1326.385756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.385810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.385850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.385905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.385963][ T32] r4:85350ac0 [ 1326.386921][ T32] INFO: task kworker/0:344:4708 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.386992][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.387174][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.387235][ T32] Call trace: [ 1326.387320][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.387394][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.387445][ T32] r4:00000000 [ 1326.387473][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.387520][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.387654][ T32] 1d20: 85249000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.387701][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.387730][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.387805][ T32] r5:80000113 r4:80239bb0 [ 1326.387834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.387883][ T32] r4:82ac21e4 [ 1326.387905][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.387967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.388002][ T32] r4:eb291dc0 [ 1326.388026][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.388133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.388164][ T32] r4:00000000 [ 1326.388187][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.388242][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.388289][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.388391][ T32] r5:00001000 r4:eafbb000 [ 1326.388420][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.388489][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.388541][ T32] r5:853c5f8c r4:853c5c00 [ 1326.388564][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.388618][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.388643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.388771][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.388803][ T32] r4:850f5d80 [ 1326.388851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.388908][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.388961][ T32] r4:00000001 [ 1326.389010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.389132][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.389167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.389208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.389287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.389325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.389400][ T32] r4:8484cc40 [ 1326.389506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1326.389638][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1326.390122][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1326.390625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a171c0 ** 7 printk messages dropped ** [ 1326.390994][ T32] r5:8529a78c r4:8529a400 [ 1326.391053][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.391116][ T32] r7:dddced80 r6:83018000 r5:8529a78c r4:85146c80 ** 2 printk messages dropped ** [ 1326.391246][ T32] r4:85146c80 ** 5 printk messages dropped ** [ 1326.391505][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.392496][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.393008][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.393249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 10 printk messages dropped ** [ 1326.393884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.394334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.394708][ T32] task:kworker/1:481 state:D stack:0 pid:4783 tgid:4783 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.417735][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1326.417913][ T32] r4:00000000 [ 1326.417951][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.418009][ T32] r9:83018205 r8:8533c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.418071][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.418155][ T32] r5:00001000 r4:dfa69000 [ 1326.418185][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.418257][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.418430][ T32] r5:853c478c r4:853c4400 [ 1326.418457][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.418512][ T32] r7:ddde2d80 r6:83018200 r5:853c478c r4:850f5c00 [ 1326.418537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.418591][ T32] r10:61c88647 r9:8533c800 r8:850f5c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.418616][ T32] r4:850f5c00 [ 1326.418663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.418746][ T32] r10:00000000 r9:850f5c00 r8:80287e08 r7:eb291e60 r6:850f5c80 r5:8533c800 [ 1326.418776][ T32] r4:00000001 [ 1326.418823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.418894][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1326.419004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.419079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.419164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.419213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.419239][ T32] r4:8484cd40 [ 1326.420149][ T32] INFO: task kworker/1:481:4783 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.420221][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.420326][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.420379][ T32] Call trace: [ 1326.420411][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.420472][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.420521][ T32] r4:00000000 [ 1326.420547][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.420619][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.420680][ T32] 1d20: 85517000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.420724][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.420753][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.420782][ T32] r5:80000113 r4:80239bb0 [ 1326.420815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.420866][ T32] r4:82ac21e4 [ 1326.420893][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.420978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.421018][ T32] r4:eb291dc0 [ 1326.421043][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.421093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.421123][ T32] r4:00000000 [ 1326.421172][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.421233][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.421257][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.421316][ T32] r5:00001000 r4:eafbb000 [ 1326.421365][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.421412][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.421461][ T32] r5:853c5f8c r4:853c5c00 [ 1326.421484][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.421560][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.421660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.421719][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.421743][ T32] r4:850f5d80 [ 1326.421765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.421818][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.421843][ T32] r4:00000001 [ 1326.421892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.421951][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.421984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.422043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.422087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.422160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.422190][ T32] r4:8484cc40 [ 1326.422213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.422268][ T32] INFO: task kworker/1:482:4785 blocked for more than 452 seconds. [ 1326.422325][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.422362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.422386][ T32] task:kworker/1:482 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.422436][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.422555][ T32] Call trace: [ 1326.422593][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.422648][ T32] r10:8291a684 r9:eb299d84 r8:00000002 r7:60000113 r6:eb299d8c r5:8533d400 [ 1326.422700][ T32] r4:8533d400 [ 1326.422750][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.422828][ T32] r5:8533d400 r4:8291a680 [ 1326.422868][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.423303][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.423820][ T32] r5:8525978c r4:85259400 [ 1326.423843][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.424076][ T32] r4:850f5d00 ** 5 printk messages dropped ** [ 1326.424337][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.441892][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1326.442344][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.442599][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.442820][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1326.443326][ T32] r4:850f5d80 ** 2 printk messages dropped ** [ 1326.443430][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.443757][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1326.443941][ T32] task:kworker/1:483 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1326.444274][ T32] r10:8291a684 r9:eb075d84 r8:00000002 r7:60000113 r6:eb075d8c r5:84906000 [ 1326.444309][ T32] r4:84906000 [ 1326.444331][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.444405][ T32] r5:84906000 r4:8291a680 [ 1326.444486][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.444540][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.444614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1326.444698][ T32] r4:00000000 [ 1326.444723][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.444763][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.444802][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.444874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84824000 [ 1326.444905][ T32] r4:00000000 [ 1326.444927][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.444977][ T32] r9:83018205 r8:84906000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1326.445000][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.445046][ T32] r5:00001000 r4:dfa6f000 [ 1326.465529][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.465688][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.465770][ T32] r5:853c4f8c r4:853c4c00 [ 1326.465855][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.465921][ T32] r7:ddde2d80 r6:83018200 r5:853c4f8c r4:84a09000 [ 1326.465947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.466021][ T32] r10:61c88647 r9:84906000 r8:84a0902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.466155][ T32] r4:84a09000 [ 1326.466187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.466249][ T32] r10:00000000 r9:84a09000 r8:80287e08 r7:eb299e60 r6:85146f00 r5:84906000 [ 1326.466381][ T32] r4:00000001 [ 1326.466433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.466560][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1326.466632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.466675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.466707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.466742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.466874][ T32] r4:84824080 [ 1326.467856][ T32] INFO: task kworker/1:483:4790 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.467913][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.468027][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.468108][ T32] Call trace: [ 1326.468148][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.468211][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.468236][ T32] r4:00000000 [ 1326.468257][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.468302][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.468335][ T32] 1d20: 85cfa000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.468445][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.468486][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.468515][ T32] r5:80000113 r4:80239bb0 [ 1326.468562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.468620][ T32] r4:82ac21e4 [ 1326.468643][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.468693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.468718][ T32] r4:eb291dc0 [ 1326.468740][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.468790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.468814][ T32] r4:00000000 [ 1326.468835][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.468920][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.468976][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.469029][ T32] r5:00001000 r4:eafbb000 [ 1326.469052][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.469359][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.469780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.470238][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.470522][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.470957][ T32] r9:83018205 r8:84a83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 ** 4 printk messages dropped ** [ 1326.471264][ T32] r5:85296f8c r4:85296c00 ** 1 printk messages dropped ** [ 1326.471337][ T32] r7:ddde2d80 r6:83018200 r5:85296f8c r4:84a09080 ** 7 printk messages dropped ** [ 1326.471621][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) ** 7 printk messages dropped ** [ 1326.472454][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.472691][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.472748][ T32] 1d20: 85cfa000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.472788][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.472842][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.472874][ T32] r5:80000113 r4:80239bb0 [ 1326.472908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.472960][ T32] r4:82ac21e4 [ 1326.473010][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.473064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.473090][ T32] r4:eb291dc0 [ 1326.473117][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.473168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.473193][ T32] r4:00000000 [ 1326.473215][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.473268][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.473314][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.473367][ T32] r5:00001000 r4:eafbb000 [ 1326.473390][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.473434][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.473482][ T32] r5:853c5f8c r4:853c5c00 [ 1326.473527][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.473591][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.473615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.473719][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.473778][ T32] r4:850f5d80 [ 1326.473804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.473857][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.473897][ T32] r4:00000001 [ 1326.473933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.473979][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.474080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.474128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.474160][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.474267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.474314][ T32] r4:8484cc40 [ 1326.474390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.474421][ T32] INFO: task kworker/1:485:4792 blocked for more than 452 seconds. [ 1326.474452][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.474477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.474523][ T32] task:kworker/1:485 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.474606][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.474652][ T32] Call trace: [ 1326.474738][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.474843][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:853d0000 [ 1326.474872][ T32] r4:853d0000 [ 1326.474896][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.474947][ T32] r5:853d0000 r4:8291a680 [ 1326.474970][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.475013][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.488657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1326.488734][ T32] r4:00000000 [ 1326.488765][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.488825][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.488869][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.489072][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.489282][ T32] r5:85236f8c r4:85236c00 [ 1326.489305][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.489386][ T32] r7:ddde2d80 r6:83018200 r5:85236f8c r4:84a09100 ** 1 printk messages dropped ** [ 1326.489492][ T32] r10:61c88647 r9:853d0000 r8:84a0912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.489856][ T32] r4:84824040 ** 5 printk messages dropped ** [ 1326.491174][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1326.491622][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.491869][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.492178][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.492497][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1326.492950][ T32] INFO: task kworker/0:348:4794 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.493395][ T32] r4:853d0c00 [ 1326.493417][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.493515][ T32] r5:853d0c00 r4:8291a680 [ 1326.493547][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.493619][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.493698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1326.493751][ T32] r4:00000000 [ 1326.493800][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.493844][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.493922][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.493976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a176c0 [ 1326.494019][ T32] r4:00000000 [ 1326.494086][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.494148][ T32] r9:83018005 r8:853d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1326.494172][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.494219][ T32] r5:00001000 r4:e0805000 [ 1326.494265][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.494313][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.494362][ T32] r5:8529af8c r4:8529ac00 [ 1326.494384][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.494434][ T32] r7:dddced80 r6:83018000 r5:8529af8c r4:849e0080 [ 1326.494483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.494547][ T32] r10:61c88647 r9:853d0c00 r8:849e00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.494592][ T32] r4:849e0080 [ 1326.494650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.494707][ T32] r10:00000000 r9:849e0080 r8:80287e08 r7:eb1e5e60 r6:849e0100 r5:853d0c00 [ 1326.494733][ T32] r4:00000001 [ 1326.494755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.494820][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1326.494867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.494902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.494957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.495002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.495028][ T32] r4:84a17540 [ 1326.513478][ T32] INFO: task kworker/0:348:4794 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.513615][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.513702][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.513803][ T32] Call trace: [ 1326.513857][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.513933][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.513988][ T32] r4:00000000 [ 1326.514016][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.514067][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.514108][ T32] 1d20: 85fff000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.514147][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.514177][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.514206][ T32] r5:80000113 r4:80239bb0 [ 1326.514231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.514282][ T32] r4:82ac21e4 [ 1326.514305][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.514355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.514410][ T32] r4:eb291dc0 [ 1326.514463][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.514519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.514547][ T32] r4:00000000 [ 1326.514570][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.514639][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.514693][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.514746][ T32] r5:00001000 r4:eafbb000 [ 1326.514794][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.528970][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1326.529420][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1326.529661][ T32] task:kworker/0:349 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.530353][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.530959][ T32] r5:8529b38c r4:8529b000 [ 1326.531017][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.531155][ T32] r7:dddced80 r6:83018000 r5:8529b38c r4:849e0180 ** 4 printk messages dropped ** [ 1326.531373][ T32] r10:00000000 r9:849e0180 r8:80287e08 r7:eb2a5e60 r6:849e0200 r5:853d2400 ** 7 printk messages dropped ** [ 1326.531722][ T32] r4:84a17440 ** 4 printk messages dropped ** [ 1326.533017][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.533533][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.533894][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.534262][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1326.534700][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 11 printk messages dropped ** [ 1326.547404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.548086][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.548291][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.548399][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.548483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17b80 [ 1326.548518][ T32] r4:00000000 [ 1326.548542][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.548622][ T32] r9:83018005 r8:853d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1326.548651][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.548699][ T32] r5:00001000 r4:eaad5000 [ 1326.548722][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.548792][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.548844][ T32] r5:8529b78c r4:8529b400 [ 1326.548867][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.548922][ T32] r7:dddced80 r6:83018000 r5:8529b78c r4:849e0280 [ 1326.548946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.549000][ T32] r10:61c88647 r9:853d1800 r8:849e02ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.549075][ T32] r4:849e0280 [ 1326.549151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.549235][ T32] r10:00000000 r9:849e0280 r8:80287e08 r7:eb2a9e60 r6:849e0300 r5:853d1800 [ 1326.549289][ T32] r4:00000001 [ 1326.549315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.549359][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1326.549423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.549512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.549554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.549610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.549638][ T32] r4:84a17940 [ 1326.550548][ T32] INFO: task kworker/0:350:4799 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.550640][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.550794][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.550927][ T32] Call trace: [ 1326.550975][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.551155][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.551194][ T32] r4:00000000 [ 1326.551224][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.551285][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.551331][ T32] 1d20: 863d1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.551377][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.551465][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.551513][ T32] r5:80000113 r4:80239bb0 [ 1326.551567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.551632][ T32] r4:82ac21e4 [ 1326.551662][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.551729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.551762][ T32] r4:eb291dc0 [ 1326.551790][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.551890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.551926][ T32] r4:00000000 [ 1326.551954][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.552026][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.552058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.552155][ T32] r5:00001000 r4:eafbb000 [ 1326.552213][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.552278][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.552343][ T32] r5:853c5f8c r4:853c5c00 [ 1326.552371][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.552444][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.552489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.552574][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.552622][ T32] r4:850f5d80 [ 1326.552653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.552715][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.552776][ T32] r4:00000001 [ 1326.552806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.552859][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.552927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.552994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.553054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.553189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.553246][ T32] r4:8484cc40 [ 1326.553279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.553315][ T32] INFO: task kworker/1:486:4800 blocked for more than 453 seconds. [ 1326.553368][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.553425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.553477][ T32] task:kworker/1:486 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.553590][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.553668][ T32] Call trace: [ 1326.553800][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.553930][ T32] r10:8291a684 r9:eb281d84 r8:00000002 r7:60000013 r6:eb281d8c r5:8533e000 [ 1326.554012][ T32] r4:8533e000 [ 1326.554110][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.554164][ T32] r5:8533e000 r4:8291a680 [ 1326.554186][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.554608][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.555057][ T32] r5:8442bb8c r4:8442b800 [ 1326.577358][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.577540][ T32] r7:ddde2d80 r6:83018200 r5:8442bb8c r4:84a09180 [ 1326.577596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.577661][ T32] r10:61c88647 r9:8533e000 r8:84a091ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.577689][ T32] r4:84a09180 [ 1326.577712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.577778][ T32] r10:00000000 r9:84a09180 r8:80287e08 r7:eb29de60 r6:84a09200 r5:8533e000 [ 1326.577810][ T32] r4:00000001 [ 1326.577835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.577890][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1326.577924][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.577958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.578002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.578066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.578094][ T32] r4:84824400 [ 1326.579000][ T32] INFO: task kworker/1:486:4800 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.579087][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.579234][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.579289][ T32] Call trace: [ 1326.579325][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.579412][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.579442][ T32] r4:00000000 [ 1326.579464][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.579511][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.579567][ T32] 1d20: 867b0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.579622][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.579691][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.579773][ T32] r5:80000113 r4:80239bb0 [ 1326.579813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.579899][ T32] r4:82ac21e4 [ 1326.579926][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.579978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.580003][ T32] r4:eb291dc0 [ 1326.580025][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.580085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.580146][ T32] r4:00000000 [ 1326.580174][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.580229][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.580279][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.580357][ T32] r5:00001000 r4:eafbb000 [ 1326.580384][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.580457][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.580534][ T32] r5:853c5f8c r4:853c5c00 [ 1326.580571][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.580674][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.580702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.580783][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.580813][ T32] r4:850f5d80 [ 1326.580835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.580928][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 2 printk messages dropped ** [ 1326.581092][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1326.581405][ T32] INFO: task kworker/0:351:4801 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1326.581769][ T32] r10:8291a684 r9:eb2b5d84 r8:00000002 r7:60000113 r6:eb2b5d8c r5:8533ec00 ** 8 printk messages dropped ** [ 1326.582231][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.582620][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.582667][ T32] r5:8529bf8c r4:8529bc00 [ 1326.582689][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.582742][ T32] r7:dddced80 r6:83018000 r5:8529bf8c r4:849e0380 ** 1 printk messages dropped ** [ 1326.582869][ T32] r10:61c88647 r9:8533ec00 r8:849e03ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1326.583317][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.584134][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.584714][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.584749][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.584776][ T32] r5:80000113 r4:80239bb0 [ 1326.584813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.584890][ T32] r4:82ac21e4 [ 1326.584925][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.584977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.585003][ T32] r4:eb291dc0 [ 1326.585026][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.585130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.607452][ T32] r4:00000000 [ 1326.607504][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.607587][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.607636][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.607696][ T32] r5:00001000 r4:eafbb000 [ 1326.607721][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.607767][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.607817][ T32] r5:853c5f8c r4:853c5c00 [ 1326.607840][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.607930][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.607970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.608051][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.608111][ T32] r4:850f5d80 [ 1326.608138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.608220][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.608287][ T32] r4:00000001 [ 1326.608319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.608363][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.608398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.608442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.608479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.608540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.608592][ T32] r4:8484cc40 [ 1326.608652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.608720][ T32] INFO: task kworker/0:352:4805 blocked for more than 453 seconds. [ 1326.608792][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.608870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.608924][ T32] task:kworker/0:352 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.609070][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.609199][ T32] Call trace: [ 1326.609305][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.609443][ T32] r10:8291a684 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:85341800 [ 1326.609503][ T32] r4:85341800 [ 1326.609569][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.609691][ T32] r5:85341800 r4:8291a680 [ 1326.609747][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.609843][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.609974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1326.610032][ T32] r4:00000000 [ 1326.610080][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.610167][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.610258][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.610314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17f80 ** 4 printk messages dropped ** [ 1326.610727][ T32] r5:00001000 r4:eabf9000 ** 2 printk messages dropped ** [ 1326.610891][ T32] r5:8539838c r4:85398000 [ 1326.610913][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.611013][ T32] r7:dddced80 r6:83018000 r5:8539838c r4:849e0400 ** 1 printk messages dropped ** [ 1326.611198][ T32] r10:61c88647 r9:85341800 r8:849e042c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.611614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.613042][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.613212][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1326.613525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1326.613945][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1326.614269][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1326.614641][ T32] INFO: task kworker/0:353:4807 blocked for more than 453 seconds. ** 8 printk messages dropped ** [ 1326.634007][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1326.634901][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.643461][ T32] r5:00001000 r4:eac21000 ** 2 printk messages dropped ** [ 1326.643738][ T32] r5:85398b8c r4:85398800 [ 1326.643849][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.644407][ T32] r10:00000000 r9:849e0600 r8:80287e08 r7:eb2c5e60 r6:84a09380 r5:85343000 ** 10 printk messages dropped ** [ 1326.660781][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.661706][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1326.661953][ T32] r4:82ac21e4 [ 1326.662031][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.662146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.662207][ T32] r4:eb291dc0 [ 1326.662259][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.662408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.662489][ T32] r4:00000000 [ 1326.662537][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.662635][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.662698][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.662794][ T32] r5:00001000 r4:eafbb000 [ 1326.662840][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.662933][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.663059][ T32] r5:853c5f8c r4:853c5c00 [ 1326.663127][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.663250][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.663332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.663450][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.663503][ T32] r4:850f5d80 [ 1326.663551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.663662][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.663715][ T32] r4:00000001 [ 1326.663764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.663860][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.663925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.664009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.664075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.664162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.664247][ T32] r4:8484cc40 [ 1326.664316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.664402][ T32] INFO: task kworker/0:354:4808 blocked for more than 453 seconds. [ 1326.664476][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.664531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.664574][ T32] task:kworker/0:354 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.664673][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.664759][ T32] Call trace: [ 1326.664843][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.664980][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000013 r6:eb2d1d8c r5:85340000 [ 1326.665043][ T32] r4:85340000 [ 1326.665095][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.676891][ T32] r5:85340000 r4:8291a680 [ 1326.676990][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.677156][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.677263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1326.677348][ T32] r4:00000000 [ 1326.677377][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.677440][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.677515][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.677598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84740000 [ 1326.677652][ T32] r4:00000000 [ 1326.677695][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.677816][ T32] r9:83018005 r8:85340000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1326.677905][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.678018][ T32] r5:00001000 r4:eaced000 [ 1326.678079][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.678178][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.678279][ T32] r5:8539938c r4:85399000 [ 1326.678351][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.678477][ T32] r7:dddced80 r6:83018000 r5:8539938c r4:849e0480 [ 1326.678530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.678637][ T32] r10:61c88647 r9:85340000 r8:849e04ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.678707][ T32] r4:849e0480 [ 1326.678777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.678909][ T32] r10:00000000 r9:849e0480 r8:80287e08 r7:eb2cde60 r6:84a09400 r5:85340000 [ 1326.678967][ T32] r4:00000001 [ 1326.679051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.679164][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 1326.679253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.679330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.679395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.679467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.679523][ T32] r4:84a17e40 [ 1326.680552][ T32] INFO: task kworker/0:354:4808 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.680613][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.680759][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.680816][ T32] Call trace: [ 1326.680863][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.680926][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.680952][ T32] r4:00000000 [ 1326.680994][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.681045][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.681100][ T32] 1d20: 87056000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.681153][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.681185][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.681212][ T32] r5:80000113 r4:80239bb0 [ 1326.681235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.681281][ T32] r4:82ac21e4 [ 1326.681324][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.681402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.681430][ T32] r4:eb291dc0 [ 1326.681460][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.681511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.681536][ T32] r4:00000000 [ 1326.681567][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.681678][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.681747][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.681863][ T32] r5:00001000 r4:eafbb000 [ 1326.681916][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.682007][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.682115][ T32] r5:853c5f8c r4:853c5c00 [ 1326.682191][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.682308][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.682338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.682393][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.682417][ T32] r4:850f5d80 [ 1326.682438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1326.682517][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.682755][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.683706][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.684197][ T32] r5:85342400 r4:8291a680 ** 5 printk messages dropped ** [ 1326.684747][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.709653][ T32] r5:8539978c r4:85399400 [ 1326.709718][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.709831][ T32] r7:dddced80 r6:83018000 r5:8539978c r4:849e0500 [ 1326.709894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.710003][ T32] r10:61c88647 r9:85342400 r8:849e052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.710054][ T32] r4:849e0500 [ 1326.710104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.710216][ T32] r10:00000000 r9:849e0500 r8:80287e08 r7:eb2d1e60 r6:84a09480 r5:85342400 [ 1326.710269][ T32] r4:00000001 [ 1326.710316][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.710400][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 1326.710478][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.710542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.710624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.710714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.710781][ T32] r4:84740340 [ 1326.712392][ T32] INFO: task kworker/0:355:4811 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.712502][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.712732][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.712863][ T32] Call trace: [ 1326.712936][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.713053][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.713146][ T32] r4:00000000 [ 1326.713208][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.713301][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.713378][ T32] 1d20: 874f1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.713457][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.713520][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.713581][ T32] r5:80000113 r4:80239bb0 [ 1326.713630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.713756][ T32] r4:82ac21e4 [ 1326.713835][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.713982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.714035][ T32] r4:eb291dc0 [ 1326.714098][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.714205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.714269][ T32] r4:00000000 [ 1326.714319][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.714823][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1326.735789][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 10 printk messages dropped ** [ 1326.736604][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1326.737027][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.737371][ T32] r5:85340c00 r4:8291a680 ** 5 printk messages dropped ** [ 1326.737652][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.737969][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.738179][ T32] r5:85399f8c r4:85399c00 [ 1326.738201][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.738282][ T32] r7:dddced80 r6:83018000 r5:85399f8c r4:849e0580 ** 1 printk messages dropped ** [ 1326.738369][ T32] r10:61c88647 r9:85340c00 r8:849e05ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.738857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.740502][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1326.741650][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.742250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 4 printk messages dropped ** [ 1326.742646][ T32] r5:00001000 r4:eafbb000 [ 1326.742687][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.742790][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.742910][ T32] r5:853c5f8c r4:853c5c00 [ 1326.742952][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.743182][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.743298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.743510][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.743577][ T32] r4:850f5d80 [ 1326.743655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.743790][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.743877][ T32] r4:00000001 [ 1326.743966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.744065][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.744144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.744221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.744320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.744443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.744574][ T32] r4:8484cc40 [ 1326.744628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.744690][ T32] INFO: task kworker/0:357:4814 blocked for more than 453 seconds. [ 1326.744824][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.744926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.744976][ T32] task:kworker/0:357 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.745112][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.770476][ T32] Call trace: [ 1326.770604][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.770792][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:85345400 [ 1326.770890][ T32] r4:85345400 [ 1326.770954][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.771087][ T32] r5:85345400 r4:8291a680 [ 1326.771185][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.771291][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.771396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1326.771503][ T32] r4:00000000 [ 1326.771593][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.771686][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.771783][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.771900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847404c0 [ 1326.771950][ T32] r4:00000000 [ 1326.771996][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.772119][ T32] r9:83018005 r8:85345400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1326.772181][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.772283][ T32] r5:00001000 r4:eada9000 [ 1326.772328][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.772447][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.772558][ T32] r5:85399b8c r4:85399800 [ 1326.772619][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.772728][ T32] r7:dddced80 r6:83018000 r5:85399b8c r4:849e0680 [ 1326.772776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.772915][ T32] r10:61c88647 r9:85345400 r8:849e06ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.772976][ T32] r4:849e0680 [ 1326.773024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.773142][ T32] r10:00000000 r9:849e0680 r8:80287e08 r7:eb2dde60 r6:84a09580 r5:85345400 [ 1326.773197][ T32] r4:00000001 [ 1326.773259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.773378][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1326.773457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.773613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.773696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.773839][ T32] r4:847400c0 ** 2 printk messages dropped ** [ 1326.786071][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1326.786601][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.786796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1326.788000][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.788692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.789037][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.789540][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1326.790510][ T32] r5:00001000 r4:eae73000 ** 2 printk messages dropped ** [ 1326.790694][ T32] r5:85398f8c r4:85398c00 [ 1326.790757][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.791426][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.791771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.793830][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1326.794318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.794364][ T32] r4:eb291dc0 [ 1326.794390][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.794460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.794509][ T32] r4:00000000 [ 1326.794539][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.794592][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.794644][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.794695][ T32] r5:00001000 r4:eafbb000 [ 1326.794717][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.794762][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.794872][ T32] r5:853c5f8c r4:853c5c00 [ 1326.794925][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.795146][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.821893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.822023][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.822062][ T32] r4:850f5d80 [ 1326.822127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.822187][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.822213][ T32] r4:00000001 [ 1326.822258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.822329][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.822371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.822404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.822455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.822520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.822548][ T32] r4:8484cc40 [ 1326.822601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.822637][ T32] INFO: task kworker/0:359:4819 blocked for more than 453 seconds. [ 1326.822735][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.822781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.822808][ T32] task:kworker/0:359 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.822987][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.823122][ T32] Call trace: [ 1326.823198][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.823272][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:853d5400 [ 1326.823301][ T32] r4:853d5400 [ 1326.823325][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.823416][ T32] r5:853d5400 r4:8291a680 [ 1326.823442][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.823487][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.823537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1326.823562][ T32] r4:00000000 [ 1326.823582][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.823620][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.823662][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.823710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847407c0 [ 1326.823734][ T32] r4:00000000 [ 1326.823755][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.823826][ T32] r9:83018005 r8:853d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1326.823876][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.823949][ T32] r5:00001000 r4:eae03000 [ 1326.823996][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.824068][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.824143][ T32] r5:8539a78c r4:8539a400 [ 1326.824169][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.824223][ T32] r7:dddced80 r6:83018000 r5:8539a78c r4:849e0900 [ 1326.824246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.824321][ T32] r10:61c88647 r9:853d5400 r8:849e092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.824349][ T32] r4:849e0900 [ 1326.824412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.824468][ T32] r10:00000000 r9:849e0900 r8:80287e08 r7:eb2c9e60 r6:849e0980 r5:853d5400 ** 4 printk messages dropped ** [ 1326.824813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.838669][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 6 printk messages dropped ** [ 1326.838910][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.839202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1326.839810][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.840136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.840780][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.841088][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1326.841465][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.841687][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.841736][ T32] r5:00001000 r4:eae27000 [ 1326.841758][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.841802][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.841856][ T32] r5:8539ab8c r4:8539a800 [ 1326.841900][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.841957][ T32] r7:dddced80 r6:83018000 r5:8539ab8c r4:849e0800 [ 1326.841980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.842033][ T32] r10:61c88647 r9:853d6c00 r8:849e082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.842056][ T32] r4:849e0800 [ 1326.842086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.842154][ T32] r10:00000000 r9:849e0800 r8:80287e08 r7:eb2c9e60 r6:849e0880 r5:853d6c00 [ 1326.842182][ T32] r4:00000001 [ 1326.842212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.842298][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1326.842331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.842364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.842416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.842461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.842490][ T32] r4:847406c0 [ 1326.842936][ T32] INFO: task kworker/0:360:4820 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.842976][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.843111][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.843255][ T32] Call trace: [ 1326.843335][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.843399][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.843425][ T32] r4:00000000 [ 1326.843446][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.843490][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.843535][ T32] 1d20: 887bc000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.843584][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.843618][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.843667][ T32] r5:80000113 r4:80239bb0 [ 1326.843693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.843763][ T32] r4:82ac21e4 [ 1326.843838][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.843897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.843922][ T32] r4:eb291dc0 [ 1326.843943][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.844035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.844067][ T32] r4:00000000 [ 1326.844111][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.844195][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.844225][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.844301][ T32] r5:00001000 r4:eafbb000 [ 1326.844347][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.844394][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.844466][ T32] r5:853c5f8c r4:853c5c00 [ 1326.844491][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.844544][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.844587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.844645][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.844671][ T32] r4:850f5d80 [ 1326.844716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.844771][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.844795][ T32] r4:00000001 [ 1326.844848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.844897][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.844927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.844960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.844989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.845021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.845045][ T32] r4:8484cc40 ** 2 printk messages dropped ** [ 1326.865506][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1326.866148][ T32] r5:853d3000 r4:8291a680 ** 3 printk messages dropped ** [ 1326.866364][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.866536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84740a40 ** 7 printk messages dropped ** [ 1326.866952][ T32] r5:8539af8c r4:8539ac00 [ 1326.866976][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.867231][ T32] r4:849e0a00 [ 1326.867254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.867307][ T32] r10:00000000 r9:849e0a00 r8:80287e08 r7:eb2c9e60 r6:849e0a80 r5:853d3000 [ 1326.867332][ T32] r4:00000001 [ 1326.867353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.867396][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1326.867427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.867459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.867489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.867522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.867552][ T32] r4:84740580 [ 1326.868452][ T32] INFO: task kworker/0:361:4822 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.868494][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.868563][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.868609][ T32] Call trace: [ 1326.868668][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.868735][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.868762][ T32] r4:00000000 [ 1326.868798][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.868847][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.868898][ T32] 1d20: 88a62000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.868950][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.868982][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.869032][ T32] r5:80000113 r4:80239bb0 [ 1326.869082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.869173][ T32] r4:82ac21e4 [ 1326.869214][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.869318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.869347][ T32] r4:eb291dc0 [ 1326.869370][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.869418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.869443][ T32] r4:00000000 [ 1326.869482][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.869542][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.869565][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.869611][ T32] r5:00001000 r4:eafbb000 [ 1326.869632][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.869686][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.869749][ T32] r5:853c5f8c r4:853c5c00 [ 1326.869775][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.869828][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.869865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.869922][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.869947][ T32] r4:850f5d80 [ 1326.869968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.870019][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.870070][ T32] r4:00000001 [ 1326.870108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.870172][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1326.870204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.870238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.870268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.870300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.870345][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1326.870426][ T32] INFO: task kworker/0:362:4824 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.870882][ T32] r4:8532d400 ** 4 printk messages dropped ** [ 1326.871186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 ** 5 printk messages dropped ** [ 1326.871466][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.871634][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.871724][ T32] r5:8539a38c r4:8539a000 [ 1326.871754][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.871809][ T32] r7:dddced80 r6:83018000 r5:8539a38c r4:849e0b00 ** 1 printk messages dropped ** [ 1326.871896][ T32] r10:61c88647 r9:8532d400 r8:849e0b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1326.872134][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) ** 5 printk messages dropped ** [ 1326.872732][ T32] INFO: task kworker/0:362:4824 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 8 printk messages dropped ** [ 1326.873183][ T32] 1d20: 88a62000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1326.873562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1326.874050][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1326.874341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1326.874775][ T32] task:kworker/0:363 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1326.875105][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.903519][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000013 r6:eb305d8c r5:853d6000 [ 1326.903582][ T32] r4:853d6000 [ 1326.903608][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.903705][ T32] r5:853d6000 r4:8291a680 [ 1326.903732][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.903778][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.903869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1326.903904][ T32] r4:00000000 [ 1326.903925][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.903966][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.904010][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.904067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4200 [ 1326.904097][ T32] r4:00000000 [ 1326.904120][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.904173][ T32] r9:83018005 r8:853d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1326.904219][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.904275][ T32] r5:00001000 r4:eb05d000 [ 1326.904297][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.904341][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.904388][ T32] r5:8539bf8c r4:8539bc00 [ 1326.904410][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.904485][ T32] r7:dddced80 r6:83018000 r5:8539bf8c r4:849e0c00 [ 1326.904536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.904600][ T32] r10:61c88647 r9:853d6000 r8:849e0c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.904624][ T32] r4:849e0c00 [ 1326.904682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.904739][ T32] r10:00000000 r9:849e0c00 r8:80287e08 r7:eb301e60 r6:849e0c80 r5:853d6000 [ 1326.904764][ T32] r4:00000001 [ 1326.904785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.904865][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1326.904904][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.904958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.905027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.918044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.918141][ T32] r4:84740c80 [ 1326.919068][ T32] INFO: task kworker/0:363:4825 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.919138][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.919238][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.919312][ T32] Call trace: [ 1326.919388][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.919478][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.919508][ T32] r4:00000000 [ 1326.919556][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.919629][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.919671][ T32] 1d20: 8962c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.919705][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.919733][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.919760][ T32] r5:80000113 r4:80239bb0 [ 1326.919803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.919864][ T32] r4:82ac21e4 [ 1326.919886][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.919948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.919997][ T32] r4:eb291dc0 [ 1326.920043][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.920096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.920121][ T32] r4:00000000 [ 1326.920172][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.920249][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.920282][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.920338][ T32] r5:00001000 r4:eafbb000 [ 1326.920364][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.920429][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.920482][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1326.920759][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.921075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.921130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.921196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.921294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.921343][ T32] r4:8484cc40 [ 1326.921369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.921434][ T32] INFO: task kworker/0:364:4827 blocked for more than 453 seconds. [ 1326.921474][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1326.921502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.921524][ T32] task:kworker/0:364 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.921573][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.921626][ T32] Call trace: [ 1326.921677][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1326.921760][ T32] r10:8291a684 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:84780c00 [ 1326.921789][ T32] r4:84780c00 [ 1326.921844][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1326.921927][ T32] r5:84780c00 r4:8291a680 [ 1326.921958][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.922033][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.922113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1326.922166][ T32] r4:00000000 [ 1326.922195][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.922266][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.922308][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.922356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17400 [ 1326.922381][ T32] r4:00000000 [ 1326.922402][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.922453][ T32] r9:83018005 r8:84780c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1326.922490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.922542][ T32] r5:00001000 r4:eb001000 [ 1326.922564][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.922610][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.922657][ T32] r5:8539b38c r4:8539b000 [ 1326.922701][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.922777][ T32] r7:dddced80 r6:83018000 r5:8539b38c r4:849e0d00 [ 1326.922824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.922886][ T32] r10:61c88647 r9:84780c00 r8:849e0d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.922911][ T32] r4:849e0d00 [ 1326.922946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.923002][ T32] r10:00000000 r9:849e0d00 r8:80287e08 r7:eb305e60 r6:849e0d80 r5:84780c00 [ 1326.923027][ T32] r4:00000001 [ 1326.923081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.923125][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1326.923175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.923220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.923255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.923309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.923337][ T32] r4:84740880 [ 1326.923778][ T32] INFO: task kworker/0:364:4827 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.923820][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.923931][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.923981][ T32] Call trace: [ 1326.924013][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.924071][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.924096][ T32] r4:00000000 [ 1326.924117][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.924182][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.924224][ T32] 1d20: 8962c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.924257][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.924307][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.924343][ T32] r5:80000113 r4:80239bb0 [ 1326.924395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.924468][ T32] r4:82ac21e4 [ 1326.924493][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.924544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.924568][ T32] r4:eb291dc0 [ 1326.924589][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.924636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.924670][ T32] r4:00000000 [ 1326.924695][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.924748][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.924771][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.924817][ T32] r5:00001000 r4:eafbb000 [ 1326.924856][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.925015][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1326.935824][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1326.936123][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1326.936404][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.936706][ T32] r5:84780000 r4:8291a680 ** 3 printk messages dropped ** [ 1326.936877][ T32] r4:00000000 [ 1326.936908][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.936975][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.937039][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.937092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84740880 [ 1326.937117][ T32] r4:00000000 [ 1326.937170][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.937227][ T32] r9:83018005 r8:84780000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1326.937251][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.937297][ T32] r5:00001000 r4:eb02f000 [ 1326.937319][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.937390][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.937441][ T32] r5:8539b78c r4:8539b400 [ 1326.937484][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.937539][ T32] r7:dddced80 r6:83018000 r5:8539b78c r4:849e0e00 [ 1326.937582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.937640][ T32] r10:61c88647 r9:84780000 r8:849e0e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.937664][ T32] r4:849e0e00 [ 1326.937686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.937736][ T32] r10:00000000 r9:849e0e00 r8:80287e08 r7:eb305e60 r6:849e0e80 r5:84780000 [ 1326.937814][ T32] r4:00000001 [ 1326.937838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.937905][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) ** 1 printk messages dropped ** [ 1326.937999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.939258][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.939515][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1326.939755][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.940007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1326.940466][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1326.940757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.941116][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1326.941458][ T32] r4:84783000 ** 4 printk messages dropped ** [ 1326.941702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 ** 5 printk messages dropped ** [ 1326.941985][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.942171][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.942272][ T32] r5:847ec38c r4:847ec000 [ 1326.942297][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.942348][ T32] r7:dddced80 r6:83018000 r5:847ec38c r4:849e0f00 [ 1326.942370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.942423][ T32] r10:61c88647 r9:84783000 r8:849e0f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.942446][ T32] r4:849e0f00 [ 1326.942491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.942550][ T32] r10:00000000 r9:849e0f00 r8:80287e08 r7:eb305e60 r6:849e0f80 r5:84783000 [ 1326.942577][ T32] r4:00000001 [ 1326.942623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.942667][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1326.942706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.942742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.942797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.942834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.942865][ T32] r4:849f41c0 [ 1326.943337][ T32] INFO: task kworker/0:366:4832 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.943384][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.943454][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.943535][ T32] Call trace: [ 1326.943612][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.943691][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.943725][ T32] r4:00000000 [ 1326.943774][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.943834][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.943896][ T32] 1d20: 8962c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.943934][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.943986][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.944039][ T32] r5:80000113 r4:80239bb0 [ 1326.944080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.944142][ T32] r4:82ac21e4 [ 1326.944178][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.944235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.944261][ T32] r4:eb291dc0 [ 1326.944303][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.944360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.944393][ T32] r4:00000000 [ 1326.944417][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.944470][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.944493][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.944539][ T32] r5:00001000 r4:eafbb000 [ 1326.944582][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.944629][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.944677][ T32] r5:853c5f8c r4:853c5c00 [ 1326.944699][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.944786][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1326.944837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.944903][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.944927][ T32] r4:850f5d80 [ 1326.944947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.944999][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1326.945023][ T32] r4:00000001 [ 1326.945044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.945151][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 3 printk messages dropped ** [ 1326.971520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1326.972056][ T32] r4:84783c00 ** 4 printk messages dropped ** [ 1326.972290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 ** 4 printk messages dropped ** [ 1326.972515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4a80 ** 7 printk messages dropped ** [ 1326.972931][ T32] r5:853a038c r4:853a0000 [ 1326.972975][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.973088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.973463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.974775][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.988152][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1326.988462][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1326.988796][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1326.989124][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.989439][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.989781][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.990140][ T32] r5:84785400 r4:8291a680 [ 1326.990210][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.990266][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.990318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1326.990343][ T32] r4:00000000 [ 1326.990376][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1326.990421][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1326.990460][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.990585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4780 [ 1326.990614][ T32] r4:00000000 [ 1326.990661][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.990758][ T32] r9:83018005 r8:84785400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1326.990785][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.990872][ T32] r5:00001000 r4:eb09b000 [ 1326.990899][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.990945][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.991018][ T32] r5:8539bb8c r4:8539b800 [ 1326.991067][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.991169][ T32] r7:dddced80 r6:83018000 r5:8539bb8c r4:84a5a080 [ 1326.991195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.991253][ T32] r10:61c88647 r9:84785400 r8:84a5a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.991278][ T32] r4:84a5a080 [ 1326.991375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.991432][ T32] r10:00000000 r9:84a5a080 r8:80287e08 r7:eb319e60 r6:84a5a100 r5:84785400 [ 1326.991507][ T32] r4:00000001 [ 1326.991532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.991574][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1326.991604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.991664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.991699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.991732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.991770][ T32] r4:849f4100 [ 1326.992655][ T32] INFO: task kworker/0:368:4836 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1326.992700][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.992764][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.992810][ T32] Call trace: [ 1326.992868][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.992934][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1326.992960][ T32] r4:00000000 [ 1326.993006][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.993056][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1326.993089][ T32] 1d20: 8a12b000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1326.993121][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1326.993149][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1326.993237][ T32] r5:80000113 r4:80239bb0 [ 1326.993338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.993400][ T32] r4:82ac21e4 [ 1326.993521][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.993575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1326.993626][ T32] r4:eb291dc0 [ 1326.993676][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1326.993779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1326.993809][ T32] r4:00000000 [ 1326.993831][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1326.993889][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.993937][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.993990][ T32] r5:00001000 r4:eafbb000 [ 1326.994012][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1326.994057][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.994104][ T32] r5:853c5f8c r4:853c5c00 [ 1326.994162][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.994219][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 1 printk messages dropped ** [ 1326.994299][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.994794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.015971][ T32] r4:84782400 ** 4 printk messages dropped ** [ 1327.016232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 ** 9 printk messages dropped ** [ 1327.016859][ T32] r5:00001000 r4:eb0ad000 ** 2 printk messages dropped ** [ 1327.017026][ T32] r5:8529878c r4:85298400 [ 1327.017077][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.017243][ T32] r4:84a5a180 ** 6 printk messages dropped ** [ 1327.017671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.017705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.017763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.017791][ T32] r4:849f48c0 [ 1327.018707][ T32] INFO: task kworker/0:369:4839 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.018759][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.018824][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.018933][ T32] Call trace: [ 1327.019000][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.019154][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.019205][ T32] r4:00000000 [ 1327.019231][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.019281][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.019350][ T32] 1d20: 8a379000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.019439][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.019510][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.019596][ T32] r5:80000113 r4:80239bb0 [ 1327.019653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.019750][ T32] r4:82ac21e4 [ 1327.019798][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.019883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.019938][ T32] r4:eb291dc0 [ 1327.020017][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.020106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.020209][ T32] r4:00000000 [ 1327.020241][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.020295][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.020401][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.020479][ T32] r5:00001000 r4:eafbb000 [ 1327.020505][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.020600][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.020653][ T32] r5:853c5f8c r4:853c5c00 [ 1327.020676][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.020729][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.020752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.020808][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.020857][ T32] r4:850f5d80 [ 1327.020948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.021004][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.021029][ T32] r4:00000001 [ 1327.021144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.021189][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.021225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.021260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.021290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.021337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.021366][ T32] r4:8484cc40 [ 1327.021389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.021419][ T32] INFO: task kworker/1:487:4841 blocked for more than 453 seconds. [ 1327.021455][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.021504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.021531][ T32] task:kworker/1:487 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.021635][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.021786][ T32] Call trace: [ 1327.021820][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.021885][ T32] r10:8291a684 r9:eb339d84 r8:00000002 r7:60000013 r6:eb339d8c r5:84786000 [ 1327.021910][ T32] r4:84786000 [ 1327.021931][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.021980][ T32] r5:84786000 r4:8291a680 [ 1327.022001][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.022043][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.022092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 [ 1327.022116][ T32] r4:00000000 [ 1327.022137][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.022175][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.022215][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.022264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534c9c0 ** 7 printk messages dropped ** [ 1327.022654][ T32] r5:8529778c r4:85297400 [ 1327.022676][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.022752][ T32] r7:ddde2d80 r6:83018200 r5:8529778c r4:84a09680 [ 1327.022779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.022834][ T32] r10:61c88647 r9:84786000 r8:84a096ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.023407][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.024069][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.024746][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.025015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1327.047449][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1327.047767][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1327.048318][ T32] INFO: task kworker/0:370:4842 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1327.048815][ T32] r5:84786c00 r4:8291a680 ** 3 printk messages dropped ** [ 1327.049036][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.049274][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.049659][ T32] r5:853a0f8c r4:853a0c00 [ 1327.049685][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.049783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.049860][ T32] r10:61c88647 r9:84786c00 r8:84a5a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.049889][ T32] r4:84a5a280 [ 1327.049910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.049962][ T32] r10:00000000 r9:84a5a280 r8:80287e08 r7:eb319e60 r6:84a5a380 r5:84786c00 [ 1327.050029][ T32] r4:00000001 [ 1327.050055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.050113][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1327.050146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.050180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.050209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.050243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.050290][ T32] r4:849f4b80 [ 1327.051257][ T32] INFO: task kworker/0:370:4842 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.051309][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.051471][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.051525][ T32] Call trace: [ 1327.051557][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.051617][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.051644][ T32] r4:00000000 [ 1327.051666][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.051711][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.051744][ T32] 1d20: 8a5fd000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.051784][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.051855][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.051988][ T32] r5:80000113 r4:80239bb0 [ 1327.052039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.052090][ T32] r4:82ac21e4 [ 1327.052112][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.052175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.052205][ T32] r4:eb291dc0 [ 1327.052228][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.052289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.052317][ T32] r4:00000000 [ 1327.052339][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.052392][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.052439][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.052501][ T32] r5:00001000 r4:eafbb000 [ 1327.052523][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.052567][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.052614][ T32] r5:853c5f8c r4:853c5c00 [ 1327.052636][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.052704][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.052731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.052797][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.052825][ T32] r4:850f5d80 [ 1327.052847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.052906][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.052948][ T32] r4:00000001 [ 1327.052974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.053016][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.053059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.053095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.053126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.053161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.053186][ T32] r4:8484cc40 [ 1327.053207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.053232][ T32] INFO: task kworker/0:371:4843 blocked for more than 453 seconds. [ 1327.053267][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.053294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.053316][ T32] task:kworker/0:371 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.053394][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.053474][ T32] Call trace: [ 1327.053511][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.053567][ T32] r10:8291a684 r9:eb341d84 r8:00000002 r7:60000113 r6:eb341d8c r5:84784800 [ 1327.053593][ T32] r4:84784800 [ 1327.053639][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.053691][ T32] r5:84784800 r4:8291a680 [ 1327.053712][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.053756][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.054067][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.054437][ T32] r5:853a0b8c r4:853a0800 [ 1327.054462][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.054513][ T32] r7:dddced80 r6:83018000 r5:853a0b8c r4:84a5a400 [ 1327.054537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.054591][ T32] r10:61c88647 r9:84784800 r8:84a5a42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.055048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.074793][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.074955][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.080929][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1327.081547][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.081794][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.082146][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.082170][ T32] r4:00000001 [ 1327.082243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.082290][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.082357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.082425][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.082466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.082584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.082631][ T32] r4:8484cc40 [ 1327.082661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.082693][ T32] INFO: task kworker/0:372:4847 blocked for more than 453 seconds. [ 1327.082729][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.082780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.082809][ T32] task:kworker/0:372 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.082901][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.082962][ T32] Call trace: [ 1327.083092][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.083183][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000013 r6:eb33dd8c r5:84781800 [ 1327.083236][ T32] r4:84781800 [ 1327.083264][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.083323][ T32] r5:84781800 r4:8291a680 [ 1327.083347][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.083443][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.083547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1327.083578][ T32] r4:00000000 [ 1327.083603][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.083644][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.083684][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.083732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17f40 [ 1327.083782][ T32] r4:00000000 [ 1327.083807][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.083895][ T32] r9:83018005 r8:84781800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1327.083959][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.084034][ T32] r5:00001000 r4:eb18f000 [ 1327.084060][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.084181][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.084235][ T32] r5:853a1b8c r4:853a1800 [ 1327.084258][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.084309][ T32] r7:dddced80 r6:83018000 r5:853a1b8c r4:84a5a500 [ 1327.084380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.084439][ T32] r10:61c88647 r9:84781800 r8:84a5a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.084464][ T32] r4:84a5a500 [ 1327.084487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.084539][ T32] r10:00000000 r9:84a5a500 r8:80287e08 r7:eb2f9e60 r6:84a5a580 r5:84781800 [ 1327.084574][ T32] r4:00000001 [ 1327.084599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.084645][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1327.084676][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.084784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.084819][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.084885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.084914][ T32] r4:849f4b40 [ 1327.098661][ T32] INFO: task kworker/0:372:4847 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.098780][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.098909][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.098979][ T32] Call trace: [ 1327.099061][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.099181][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.099239][ T32] r4:00000000 [ 1327.099269][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.099319][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.099352][ T32] 1d20: 8ada1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.099388][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.099417][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.099458][ T32] r5:80000113 r4:80239bb0 [ 1327.099490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.099540][ T32] r4:82ac21e4 [ 1327.099563][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.099613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.099637][ T32] r4:eb291dc0 [ 1327.099659][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.099721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.099751][ T32] r4:00000000 [ 1327.099773][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.099827][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.099861][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.099925][ T32] r5:00001000 r4:eafbb000 [ 1327.099953][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.099998][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.100047][ T32] r5:853c5f8c r4:853c5c00 [ 1327.100082][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.100241][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.100269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.100492][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.100786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.101410][ T32] r4:853d3c00 ** 5 printk messages dropped ** [ 1327.101688][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.101915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4f40 ** 7 printk messages dropped ** [ 1327.102507][ T32] r5:853a178c r4:853a1400 [ 1327.102572][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.102685][ T32] r7:dddced80 r6:83018000 r5:853a178c r4:84a5a600 ** 4 printk messages dropped ** [ 1327.102976][ T32] r10:00000000 r9:84a5a600 r8:80287e08 r7:eb33de60 r6:84a5a680 r5:853d3c00 ** 6 printk messages dropped ** [ 1327.103312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1327.103891][ T32] INFO: task kworker/0:373:4848 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.103985][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.104156][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.104231][ T32] Call trace: [ 1327.104290][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.104362][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.104413][ T32] r4:00000000 [ 1327.104440][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.104488][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.104520][ T32] 1d20: 8ada1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.104599][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.104632][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.104660][ T32] r5:80000113 r4:80239bb0 [ 1327.104725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.104800][ T32] r4:82ac21e4 [ 1327.104881][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.104968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.105028][ T32] r4:eb291dc0 [ 1327.105059][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.135919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.135997][ T32] r4:00000000 [ 1327.136027][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.136113][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.136140][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.136224][ T32] r5:00001000 r4:eafbb000 [ 1327.136266][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.136349][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.136433][ T32] r5:853c5f8c r4:853c5c00 [ 1327.136460][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.136546][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.136577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.136643][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.136675][ T32] r4:850f5d80 [ 1327.136712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.136775][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.136826][ T32] r4:00000001 [ 1327.136855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.136902][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.136962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.137002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.137035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.137073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.137123][ T32] r4:8484cc40 [ 1327.137276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.137497][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1327.137581][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1327.138139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 ** 4 printk messages dropped ** [ 1327.138395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b200 ** 7 printk messages dropped ** [ 1327.138908][ T32] r5:853a238c r4:853a2000 [ 1327.138934][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.138986][ T32] r7:dddced80 r6:83018000 r5:853a238c r4:84a5a700 [ 1327.139010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.139143][ T32] r10:61c88647 r9:853e0000 r8:84a5a72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1327.139458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.140759][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.141647][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1327.142099][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.142122][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.142194][ T32] r5:00001000 r4:eafbb000 [ 1327.142299][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.142348][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.142468][ T32] r5:853c5f8c r4:853c5c00 [ 1327.142499][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.142603][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.142630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.142686][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.142710][ T32] r4:850f5d80 [ 1327.142751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.142809][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.142834][ T32] r4:00000001 [ 1327.142862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.142952][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.142987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.143055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.143172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.143239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.143292][ T32] r4:8484cc40 [ 1327.143318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.143347][ T32] INFO: task kworker/0:375:4852 blocked for more than 453 seconds. [ 1327.143402][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.143433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.143470][ T32] task:kworker/0:375 state:D stack:0 pid:4852 tgid:4852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.143524][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.143568][ T32] Call trace: [ 1327.143600][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.143703][ T32] r10:8291a684 r9:eb351d84 r8:00000002 r7:60000013 r6:eb351d8c r5:853e0c00 [ 1327.143743][ T32] r4:853e0c00 [ 1327.143769][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.143818][ T32] r5:853e0c00 r4:8291a680 [ 1327.143845][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.143900][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.143951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 [ 1327.143976][ T32] r4:00000000 [ 1327.144026][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.144070][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.144109][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.144206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b000 [ 1327.144242][ T32] r4:00000000 [ 1327.144263][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.144354][ T32] r9:83018005 r8:853e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1327.144388][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.144470][ T32] r5:00001000 r4:eb199000 [ 1327.144501][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.144549][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.144598][ T32] r5:853a1f8c r4:853a1c00 [ 1327.144620][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.144670][ T32] r7:dddced80 r6:83018000 r5:853a1f8c r4:84a5a800 [ 1327.144717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.144774][ T32] r10:61c88647 r9:853e0c00 r8:84a5a82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.144905][ T32] r10:00000000 r9:84a5a800 r8:80287e08 r7:eb34de60 r6:84a5a880 r5:853e0c00 ** 9 printk messages dropped ** [ 1327.157076][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.157906][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.158188][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1327.158664][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1327.159245][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.159640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.160139][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.160494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 ** 12 printk messages dropped ** [ 1327.161228][ T32] r5:853a278c r4:853a2400 [ 1327.161253][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.161413][ T32] r10:61c88647 r9:853e1800 r8:84a5a92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.161864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.162688][ T32] Call trace: ** 1 printk messages dropped ** [ 1327.162812][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.162843][ T32] r4:00000000 [ 1327.162872][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.162924][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.162958][ T32] 1d20: 8b2d9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.163049][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.163117][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.163173][ T32] r5:80000113 r4:80239bb0 [ 1327.163258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.163310][ T32] r4:82ac21e4 [ 1327.163332][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.163383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.163408][ T32] r4:eb291dc0 [ 1327.163429][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.163478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.163502][ T32] r4:00000000 [ 1327.163524][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.163577][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.163600][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.163662][ T32] r5:00001000 r4:eafbb000 [ 1327.163689][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.163734][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.163781][ T32] r5:853c5f8c r4:853c5c00 [ 1327.163802][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.163860][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.163885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.163941][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.163966][ T32] r4:850f5d80 [ 1327.164024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.164106][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.164135][ T32] r4:00000001 [ 1327.164159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.164201][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.164231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.164263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.164293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.164326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.164352][ T32] r4:8484cc40 [ 1327.164374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.164399][ T32] INFO: task kworker/0:377:4856 blocked for more than 453 seconds. [ 1327.164429][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.164455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.164477][ T32] task:kworker/0:377 state:D stack:0 pid:4856 tgid:4856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.164527][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.164596][ T32] Call trace: [ 1327.164633][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.164713][ T32] r10:8291a684 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:853e2400 [ 1327.164781][ T32] r4:853e2400 [ 1327.164839][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.164913][ T32] r5:853e2400 r4:8291a680 [ 1327.164957][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.165028][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.200777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 1327.200904][ T32] r4:00000000 [ 1327.201029][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.201130][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.201328][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.201457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b6c0 [ 1327.201500][ T32] r4:00000000 [ 1327.201525][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.201599][ T32] r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1327.201630][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.201683][ T32] r5:00001000 r4:eb365000 [ 1327.201707][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.201751][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.201823][ T32] r5:853a2f8c r4:853a2c00 [ 1327.201863][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.201923][ T32] r7:dddced80 r6:83018000 r5:853a2f8c r4:84a5aa00 [ 1327.201950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.202005][ T32] r10:61c88647 r9:853e2400 r8:84a5aa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.202134][ T32] r10:00000000 r9:84a5aa00 r8:80287e08 r7:eb359e60 r6:84a5aa80 r5:853e2400 ** 9 printk messages dropped ** [ 1327.203566][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.204142][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1327.204238][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1327.204462][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 8 printk messages dropped ** [ 1327.204893][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.212992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.213482][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.213913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 [ 1327.213968][ T32] r4:00000000 [ 1327.213994][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.214035][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.214078][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.214151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b640 [ 1327.214179][ T32] r4:00000000 [ 1327.214206][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.214265][ T32] r9:83018005 r8:853e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1327.214290][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.214338][ T32] r5:00001000 r4:eb35f000 [ 1327.214360][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.214407][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.214481][ T32] r5:853a2b8c r4:853a2800 [ 1327.214507][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.214563][ T32] r7:dddced80 r6:83018000 r5:853a2b8c r4:84a5ab00 [ 1327.214636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.214726][ T32] r10:61c88647 r9:853e3000 r8:84a5ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.214755][ T32] r4:84a5ab00 [ 1327.214791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.214866][ T32] r10:00000000 r9:84a5ab00 r8:80287e08 r7:eb345e60 r6:84a5ab80 r5:853e3000 [ 1327.214896][ T32] r4:00000001 [ 1327.214967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.215015][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1327.222191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.222306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.222343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.222407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.222439][ T32] r4:84b7b7c0 [ 1327.223407][ T32] INFO: task kworker/0:378:4858 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.223508][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.223595][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.223688][ T32] Call trace: [ 1327.223753][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.223846][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.223947][ T32] r4:00000000 [ 1327.224005][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.224093][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.224131][ T32] 1d20: 8b9f7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.224189][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.224222][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.224299][ T32] r5:80000113 r4:80239bb0 [ 1327.224327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.224377][ T32] r4:82ac21e4 [ 1327.224500][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.224557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.224608][ T32] r4:eb291dc0 [ 1327.224634][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.224685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.224710][ T32] r4:00000000 [ 1327.224731][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.224809][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.224837][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.224894][ T32] r5:00001000 r4:eafbb000 [ 1327.224930][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.224980][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.225031][ T32] r5:853c5f8c r4:853c5c00 [ 1327.225054][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.238855][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.238907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.238993][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.239070][ T32] r4:850f5d80 [ 1327.239125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.239211][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.239241][ T32] r4:00000001 [ 1327.239265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.239334][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.239380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.239415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.239706][ T32] INFO: task kworker/0:379:4860 blocked for more than 453 seconds. [ 1327.239743][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.239774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.239798][ T32] task:kworker/0:379 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.239867][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.239920][ T32] Call trace: [ 1327.240015][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.240079][ T32] r10:8291a684 r9:eb369d84 r8:00000002 r7:60000113 r6:eb369d8c r5:853e3c00 [ 1327.240112][ T32] r4:853e3c00 [ 1327.240163][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.240220][ T32] r5:853e3c00 r4:8291a680 [ 1327.240243][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.240288][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.240339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1327.240364][ T32] r4:00000000 [ 1327.240386][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.240425][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.240467][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.240515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b840 [ 1327.240577][ T32] r4:00000000 [ 1327.240605][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.240676][ T32] r9:83018005 r8:853e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1327.240704][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.240776][ T32] r5:00001000 r4:eb373000 [ 1327.240803][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.240878][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.240931][ T32] r5:853a338c r4:853a3000 [ 1327.240953][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.241028][ T32] r7:dddced80 r6:83018000 r5:853a338c r4:84a5ac00 [ 1327.241079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.241150][ T32] r10:61c88647 r9:853e3c00 r8:84a5ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.241201][ T32] r4:84a5ac00 [ 1327.241259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.241381][ T32] r10:00000000 r9:84a5ac00 r8:80287e08 r7:eb345e60 r6:84a5ac80 r5:853e3c00 [ 1327.241440][ T32] r4:00000001 [ 1327.241513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.241558][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1327.241589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.241646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.241680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.241765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.241844][ T32] r4:84b7b740 [ 1327.242767][ T32] INFO: task kworker/0:379:4860 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.242855][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.243044][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.243137][ T32] Call trace: [ 1327.243202][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.243268][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.243318][ T32] r4:00000000 [ 1327.243350][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.243397][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.243430][ T32] 1d20: 8be5d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.243512][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.243547][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.243601][ T32] r5:80000113 r4:80239bb0 [ 1327.243628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.243675][ T32] r4:82ac21e4 [ 1327.243733][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.243792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.243841][ T32] r4:eb291dc0 [ 1327.243870][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.243921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.243950][ T32] r4:00000000 [ 1327.243997][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.244054][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.244079][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.244126][ T32] r5:00001000 r4:eafbb000 [ 1327.244148][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.244191][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.244238][ T32] r5:853c5f8c r4:853c5c00 [ 1327.244259][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.244312][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.244358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.244416][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1327.244570][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.244814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.260620][ T32] r4:853e4800 ** 1 printk messages dropped ** [ 1327.260704][ T32] r5:853e4800 r4:8291a680 ** 2 printk messages dropped ** [ 1327.260820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 ** 7 printk messages dropped ** [ 1327.261213][ T32] r9:83018005 r8:853e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1327.261462][ T32] r5:853a378c r4:853a3400 [ 1327.261508][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.261590][ T32] r7:dddced80 r6:83018000 r5:853a378c r4:84a5ad00 [ 1327.261644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.261713][ T32] r10:61c88647 r9:853e4800 r8:84a5ad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.261740][ T32] r4:84a5ad00 [ 1327.261762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.261816][ T32] r10:00000000 r9:84a5ad00 r8:80287e08 r7:eb369e60 r6:84a5ad80 r5:853e4800 [ 1327.261840][ T32] r4:00000001 [ 1327.261869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.261914][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1327.261946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.262002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.262037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.262072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.262096][ T32] r4:84b7b7c0 [ 1327.262988][ T32] INFO: task kworker/0:380:4863 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.263049][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.263172][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.263264][ T32] Call trace: [ 1327.263299][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.263386][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.263417][ T32] r4:00000000 [ 1327.263442][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.263489][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.263521][ T32] 1d20: 8bf93000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.263555][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.263583][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.263610][ T32] r5:80000113 r4:80239bb0 [ 1327.263632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.263702][ T32] r4:82ac21e4 [ 1327.263729][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.263806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.263869][ T32] r4:eb291dc0 [ 1327.263898][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.263947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.263972][ T32] r4:00000000 [ 1327.263993][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.264052][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.264103][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.264156][ T32] r5:00001000 r4:eafbb000 [ 1327.264203][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.264250][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.264298][ T32] r5:853c5f8c r4:853c5c00 [ 1327.264320][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.264396][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.264430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.264487][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.264536][ T32] r4:850f5d80 [ 1327.264620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.264697][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.264741][ T32] r4:00000001 [ 1327.264767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.264809][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.264857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.264896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.264926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.264959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.264983][ T32] r4:8484cc40 [ 1327.265006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.265042][ T32] INFO: task kworker/0:381:4864 blocked for more than 453 seconds. [ 1327.277265][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.277394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.277434][ T32] task:kworker/0:381 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.277525][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.277588][ T32] Call trace: [ 1327.277622][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.277686][ T32] r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000113 r6:eb37dd8c r5:853e5400 [ 1327.277740][ T32] r4:853e5400 [ 1327.277792][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.277847][ T32] r5:853e5400 r4:8291a680 [ 1327.277904][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.277977][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.278120][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.278668][ T32] r5:8539878c r4:85398400 [ 1327.278690][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.278782][ T32] r7:dddced80 r6:83018000 r5:8539878c r4:84a5ae00 [ 1327.278836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.278946][ T32] r10:61c88647 r9:853e5400 r8:84a5ae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1327.279214][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) ** 6 printk messages dropped ** [ 1327.280339][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.280842][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1327.281085][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1327.281281][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1327.281751][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.282017][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1327.282224][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1327.282467][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.282776][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.283148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7bc80 ** 7 printk messages dropped ** [ 1327.283526][ T32] r5:853a078c r4:853a0400 [ 1327.283553][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.283720][ T32] r10:61c88647 r9:853e6000 r8:84a5af2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.284100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.284136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.284160][ T32] r4:84b7b040 [ 1327.284607][ T32] INFO: task kworker/0:382:4865 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.284683][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.284777][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.284834][ T32] Call trace: [ 1327.284873][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.284932][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.285006][ T32] r4:00000000 [ 1327.285056][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.305809][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.305907][ T32] 1d20: 8c4b2000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.305982][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.306020][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.306083][ T32] r5:80000113 r4:80239bb0 [ 1327.306182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.306264][ T32] r4:82ac21e4 [ 1327.306292][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.306379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.306441][ T32] r4:eb291dc0 [ 1327.306471][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.306534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.306564][ T32] r4:00000000 [ 1327.306591][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.306656][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.306684][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.306737][ T32] r5:00001000 r4:eafbb000 [ 1327.306770][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.306865][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.306923][ T32] r5:853c5f8c r4:853c5c00 [ 1327.306947][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.307006][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.307058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.307187][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.307233][ T32] r4:850f5d80 [ 1327.307389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.307484][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.307522][ T32] r4:00000001 [ 1327.307546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.307591][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.307623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.307657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.307689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.307723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.307747][ T32] r4:8484cc40 [ 1327.307773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.307806][ T32] INFO: task kworker/0:383:4868 blocked for more than 453 seconds. [ 1327.307874][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.307908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.307934][ T32] task:kworker/0:383 state:D stack:0 pid:4868 tgid:4868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.308021][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.308131][ T32] Call trace: [ 1327.308170][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.308329][ T32] r5:853e6c00 r4:8291a680 ** 2 printk messages dropped ** [ 1327.308471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 ** 8 printk messages dropped ** [ 1327.308963][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.309194][ T32] r5:853a3f8c r4:853a3c00 [ 1327.309215][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.309280][ T32] r7:dddced80 r6:83018000 r5:853a3f8c r4:85354000 [ 1327.309313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.309526][ T32] r10:00000000 r9:85354000 r8:80287e08 r7:eb37de60 r6:85354080 r5:853e6c00 ** 9 printk messages dropped ** [ 1327.310712][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.311374][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.311545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 2 printk messages dropped ** [ 1327.311672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.311722][ T32] r4:00000000 [ 1327.311771][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.311893][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.311923][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.311978][ T32] r5:00001000 r4:eafbb000 [ 1327.312007][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.312075][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.312129][ T32] r5:853c5f8c r4:853c5c00 [ 1327.312152][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.312217][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.312267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.312350][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.312378][ T32] r4:850f5d80 [ 1327.312400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.312460][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.312513][ T32] r4:00000001 [ 1327.312564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.312610][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.312666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.312731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.312766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.312801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.312853][ T32] r4:8484cc40 [ 1327.312880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.312907][ T32] INFO: task kworker/0:384:4870 blocked for more than 453 seconds. [ 1327.312937][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.312963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.313009][ T32] task:kworker/0:384 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.313064][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.313131][ T32] Call trace: [ 1327.313192][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.313258][ T32] r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000113 r6:eb3a9d8c r5:853e8000 [ 1327.313283][ T32] r4:853e8000 [ 1327.313355][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.313408][ T32] r5:853e8000 r4:8291a680 [ 1327.313473][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.313529][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.313581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1327.313631][ T32] r4:00000000 [ 1327.313656][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.313721][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.313770][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.313818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849f4e40 ** 7 printk messages dropped ** [ 1327.314169][ T32] r5:853b038c r4:853b0000 [ 1327.314219][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.314329][ T32] r7:dddced80 r6:83018000 r5:853b038c r4:85354100 [ 1327.314355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.314410][ T32] r10:61c88647 r9:853e8000 r8:8535412c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.314590][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.314885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.336558][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.336768][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.337153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 12 printk messages dropped ** [ 1327.337773][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.338057][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 7 printk messages dropped ** [ 1327.338390][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1327.338766][ T32] r4:853e8c00 ** 4 printk messages dropped ** [ 1327.338983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 ** 10 printk messages dropped ** [ 1327.339433][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.339526][ T32] r5:8529bb8c r4:8529b800 ** 3 printk messages dropped ** [ 1327.339758][ T32] r10:61c88647 r9:853e8c00 r8:8535422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.339782][ T32] r4:85354200 [ 1327.339804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.339860][ T32] r10:00000000 r9:85354200 r8:80287e08 r7:eb3a9e60 r6:85354280 r5:853e8c00 [ 1327.339927][ T32] r4:00000001 [ 1327.339954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.339995][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1327.340025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.340082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.340117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.340150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.340200][ T32] r4:84a17e40 [ 1327.340706][ T32] INFO: task kworker/0:385:4871 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.340749][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.340815][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.340896][ T32] Call trace: [ 1327.341012][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.341076][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.341103][ T32] r4:00000000 [ 1327.341126][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.341184][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.341221][ T32] 1d20: 8c7d3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.341254][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.341283][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.341335][ T32] r5:80000113 r4:80239bb0 [ 1327.341362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.341456][ T32] r4:82ac21e4 [ 1327.341482][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.341552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.341605][ T32] r4:eb291dc0 [ 1327.341654][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.341708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.341752][ T32] r4:00000000 [ 1327.341778][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.341831][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.341860][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.341953][ T32] r5:00001000 r4:eafbb000 [ 1327.341999][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.342047][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.342094][ T32] r5:853c5f8c r4:853c5c00 [ 1327.342116][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.342175][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.342201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.342280][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.342333][ T32] r4:850f5d80 [ 1327.342358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.342412][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.342464][ T32] r4:00000001 [ 1327.342494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.342556][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.342637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.342699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.343081][ T32] task:kworker/0:386 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.344082][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.344604][ T32] r5:853b078c r4:853b0400 [ 1327.344630][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.344688][ T32] r7:dddced80 r6:83018000 r5:853b078c r4:85354300 [ 1327.344786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.345011][ T32] r10:00000000 r9:85354300 r8:80287e08 r7:eb3a9e60 r6:85354380 r5:853e9800 ** 6 printk messages dropped ** [ 1327.375980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.377359][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1327.377729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 10 printk messages dropped ** [ 1327.378347][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1327.378664][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1327.379251][ T32] INFO: task kworker/0:387:4877 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.379803][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.379927][ T32] r4:00000000 [ 1327.379948][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.379987][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.380026][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.380074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361000 [ 1327.380098][ T32] r4:00000000 [ 1327.380119][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.380196][ T32] r9:83018005 r8:853ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1327.380224][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.380296][ T32] r5:00001000 r4:e0775000 [ 1327.380362][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.380437][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.380497][ T32] r5:853b0b8c r4:853b0800 [ 1327.380544][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.380607][ T32] r7:dddced80 r6:83018000 r5:853b0b8c r4:85354400 [ 1327.380630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.380684][ T32] r10:61c88647 r9:853ea400 r8:8535442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.380783][ T32] r4:85354400 [ 1327.380809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.380869][ T32] r10:00000000 r9:85354400 r8:80287e08 r7:eb3b5e60 r6:85354480 r5:853ea400 [ 1327.380893][ T32] r4:00000001 [ 1327.380914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.380954][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1327.381025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.381068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.381098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.381159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.381235][ T32] r4:84b7bf40 [ 1327.381637][ T32] INFO: task kworker/0:387:4877 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.381725][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.381873][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.381930][ T32] Call trace: [ 1327.381981][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.382067][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.382102][ T32] r4:00000000 [ 1327.382174][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.382222][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.382292][ T32] 1d20: 8cc1e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.382330][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.382361][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.382388][ T32] r5:80000113 r4:80239bb0 [ 1327.382410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.382459][ T32] r4:82ac21e4 [ 1327.382489][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.382539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.382563][ T32] r4:eb291dc0 [ 1327.382583][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.382630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.382660][ T32] r4:00000000 [ 1327.382709][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.382768][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.382791][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.382838][ T32] r5:00001000 r4:eafbb000 [ 1327.382867][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.382935][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.383018][ T32] r5:853c5f8c r4:853c5c00 [ 1327.383066][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.383167][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.383210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.383316][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.383345][ T32] r4:850f5d80 [ 1327.383368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.383420][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.383468][ T32] r4:00000001 [ 1327.383495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.383536][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.383580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.383640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.383673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.383783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.383811][ T32] r4:8484cc40 [ 1327.383834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.383893][ T32] INFO: task kworker/1:488:4879 blocked for more than 453 seconds. [ 1327.383953][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.383982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.384006][ T32] task:kworker/1:488 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.384107][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.384155][ T32] Call trace: [ 1327.384239][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.384294][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:853eb000 [ 1327.384320][ T32] r4:853eb000 [ 1327.384342][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.384388][ T32] r5:853eb000 r4:8291a680 [ 1327.384410][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.384453][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.384538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1327.384592][ T32] r4:00000000 [ 1327.384623][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.384779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b000 ** 7 printk messages dropped ** [ 1327.407079][ T32] r5:8540d38c r4:8540d000 [ 1327.407141][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.407240][ T32] r7:ddde2d80 r6:83018200 r5:8540d38c r4:84a09700 ** 2 printk messages dropped ** [ 1327.407525][ T32] r4:84a09700 ** 3 printk messages dropped ** [ 1327.407674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1327.408801][ T32] INFO: task kworker/1:488:4879 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 9 printk messages dropped ** [ 1327.409837][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 11 printk messages dropped ** [ 1327.410634][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1327.411139][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.411321][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1327.411536][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1327.411776][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.411834][ T32] Call trace: [ 1327.411923][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.411989][ T32] r10:8291a684 r9:eb3bdd84 r8:00000002 r7:60000113 r6:eb3bdd8c r5:853ebc00 [ 1327.412017][ T32] r4:853ebc00 [ 1327.412040][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.412109][ T32] r5:853ebc00 r4:8291a680 [ 1327.412158][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.412233][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.412294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1327.412348][ T32] r4:00000000 [ 1327.412373][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.412437][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.412486][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.412535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534cd80 [ 1327.412586][ T32] r4:00000000 [ 1327.412611][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.412665][ T32] r9:83018205 r8:853ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.412689][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.412735][ T32] r5:00001000 r4:e092b000 [ 1327.412798][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.412855][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.412907][ T32] r5:8540c38c r4:8540c000 [ 1327.412930][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.412995][ T32] r7:ddde2d80 r6:83018200 r5:8540c38c r4:84a09780 [ 1327.413022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.413101][ T32] r10:61c88647 r9:853ebc00 r8:84a097ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.413137][ T32] r4:84a09780 [ 1327.413159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.413211][ T32] r10:00000000 r9:84a09780 r8:80287e08 r7:eb3c1e60 r6:85354580 r5:853ebc00 [ 1327.413235][ T32] r4:00000001 [ 1327.413256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.413346][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1327.413386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.413421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.413452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.413485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.413522][ T32] r4:8534ce80 [ 1327.413961][ T32] INFO: task kworker/1:489:4881 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.414002][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.414088][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.414139][ T32] Call trace: [ 1327.414207][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.414326][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.414361][ T32] r4:00000000 [ 1327.414408][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.414457][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.414528][ T32] 1d20: 8cf6d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.414566][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.414620][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.414652][ T32] r5:80000113 r4:80239bb0 [ 1327.414674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.414720][ T32] r4:82ac21e4 [ 1327.414740][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.414789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.414814][ T32] r4:eb291dc0 [ 1327.414836][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.414890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.414915][ T32] r4:00000000 [ 1327.414953][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.415009][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.415047][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.437916][ T32] r5:00001000 r4:eafbb000 [ 1327.437964][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.438085][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.438166][ T32] r5:853c5f8c r4:853c5c00 [ 1327.438218][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.438280][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.438305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.438386][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.438440][ T32] r4:850f5d80 [ 1327.438465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1327.438567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.438824][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1327.439076][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.439516][ T32] r5:853ec800 r4:8291a680 ** 3 printk messages dropped ** [ 1327.439718][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.439922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361300 ** 7 printk messages dropped ** [ 1327.440294][ T32] r5:853b0f8c r4:853b0c00 [ 1327.440319][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.440446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.440860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.442218][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1327.442597][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.442766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1327.443358][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.443382][ T32] r4:850f5d80 [ 1327.443403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.443455][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.443552][ T32] r4:00000001 [ 1327.443579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.443621][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.443651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.443683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.443712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.443746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.443771][ T32] r4:8484cc40 [ 1327.443847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.443898][ T32] INFO: task kworker/1:490:4884 blocked for more than 453 seconds. [ 1327.443933][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.443984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.444034][ T32] task:kworker/1:490 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.444140][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.444188][ T32] Call trace: [ 1327.444220][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.444279][ T32] r10:8291a684 r9:eb3c5d84 r8:00000002 r7:60000013 r6:eb3c5d8c r5:853ed400 [ 1327.444304][ T32] r4:853ed400 [ 1327.444351][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.444526][ T32] r5:853ed400 r4:8291a680 [ 1327.444556][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.444603][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.444673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1327.444703][ T32] r4:00000000 [ 1327.444726][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.444767][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.444818][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.444883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534cbc0 [ 1327.444908][ T32] r4:00000000 [ 1327.444953][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.445009][ T32] r9:83018205 r8:853ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.445034][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.464447][ T32] r5:00001000 r4:eabc5000 [ 1327.464548][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.464622][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.464675][ T32] r5:8540cb8c r4:8540c800 [ 1327.464703][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.464784][ T32] r7:ddde2d80 r6:83018200 r5:8540cb8c r4:84a09800 [ 1327.464813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.464900][ T32] r10:61c88647 r9:853ed400 r8:84a0982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.464952][ T32] r4:84a09800 [ 1327.464978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.465033][ T32] r10:00000000 r9:84a09800 r8:80287e08 r7:eb3c1e60 r6:85354700 r5:853ed400 [ 1327.465113][ T32] r4:00000001 [ 1327.465399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.465462][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1327.465498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.465533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.465564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.465600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.465639][ T32] r4:8534ce80 [ 1327.466540][ T32] INFO: task kworker/1:490:4884 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.466586][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.466664][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.466716][ T32] Call trace: [ 1327.466758][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.466854][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.466953][ T32] r4:00000000 [ 1327.467050][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.467147][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.467198][ T32] 1d20: 8d69e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.467233][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.467370][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.467503][ T32] r5:80000113 r4:80239bb0 [ 1327.467555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.467610][ T32] r4:82ac21e4 [ 1327.467635][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.467685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.467710][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1327.467806][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.468118][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1327.468330][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.468630][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.469004][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.469374][ T32] r5:853ee000 r4:8291a680 ** 3 printk messages dropped ** [ 1327.469527][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.469804][ T32] r9:83018005 r8:853ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1327.470080][ T32] r5:853b138c r4:853b1000 [ 1327.470127][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.470188][ T32] r7:dddced80 r6:83018000 r5:853b138c r4:85354780 [ 1327.470213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.470285][ T32] r10:61c88647 r9:853ee000 r8:853547ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.470338][ T32] r4:85354780 [ 1327.470363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.470415][ T32] r10:00000000 r9:85354780 r8:80287e08 r7:eb3b5e60 r6:85354800 r5:853ee000 [ 1327.470489][ T32] r4:00000001 [ 1327.470539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.470605][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1327.470645][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.470710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.470753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.470799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.470828][ T32] r4:85361380 [ 1327.471325][ T32] INFO: task kworker/0:389:4887 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.471373][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.471466][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.471577][ T32] Call trace: [ 1327.471649][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.471738][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.471783][ T32] r4:00000000 [ 1327.471832][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.471897][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.472045][ T32] 1d20: 8d69e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.472131][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.472169][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.472247][ T32] r5:80000113 r4:80239bb0 [ 1327.472273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.472338][ T32] r4:82ac21e4 [ 1327.472363][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.472414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.472459][ T32] r4:eb291dc0 [ 1327.472518][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.472573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.472601][ T32] r4:00000000 [ 1327.472649][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.472706][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.472755][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.472807][ T32] r5:00001000 r4:eafbb000 [ 1327.472830][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.472907][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.472960][ T32] r5:853c5f8c r4:853c5c00 [ 1327.472982][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.473035][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.473072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.473155][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.473190][ T32] r4:850f5d80 [ 1327.473246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.473310][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.473335][ T32] r4:00000001 [ 1327.473357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.473398][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.473452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.473495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.473527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.473592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.473621][ T32] r4:8484cc40 [ 1327.473644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.473697][ T32] INFO: task kworker/0:390:4889 blocked for more than 453 seconds. [ 1327.473765][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.473795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.473866][ T32] task:kworker/0:390 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.473977][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.474031][ T32] Call trace: [ 1327.474064][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.474121][ T32] r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:853eec00 [ 1327.474146][ T32] r4:853eec00 [ 1327.474167][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.474216][ T32] r5:853eec00 r4:8291a680 [ 1327.474237][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.474280][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.474330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1327.474354][ T32] r4:00000000 [ 1327.474400][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.474445][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.474536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535eb00 ** 7 printk messages dropped ** [ 1327.474875][ T32] r5:853b1f8c r4:853b1c00 [ 1327.474897][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.474974][ T32] r7:dddced80 r6:83018000 r5:853b1f8c r4:85354880 [ 1327.475001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.509028][ T32] r10:00000000 r9:85354880 r8:80287e08 r7:eb3b5e60 r6:85354900 r5:853eec00 ** 9 printk messages dropped ** [ 1327.510308][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.511343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 12 printk messages dropped ** [ 1327.512037][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1327.512430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.512743][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 9 printk messages dropped ** [ 1327.513232][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.513677][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.514012][ T32] r5:8540c78c r4:8540c400 ** 1 printk messages dropped ** [ 1327.514215][ T32] r7:ddde2d80 r6:83018200 r5:8540c78c r4:84a09880 [ 1327.514242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.514298][ T32] r10:61c88647 r9:853f0000 r8:84a098ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.514347][ T32] r4:84a09880 [ 1327.514374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.514427][ T32] r10:00000000 r9:84a09880 r8:80287e08 r7:eb3c1e60 r6:85354980 r5:853f0000 [ 1327.514451][ T32] r4:00000001 [ 1327.514472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.514511][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1327.514540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.514573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.514603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.514637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.514686][ T32] r4:8536b140 [ 1327.528399][ T32] INFO: task kworker/1:491:4891 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.528604][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.528711][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.528781][ T32] Call trace: [ 1327.528815][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.528913][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.528994][ T32] r4:00000000 [ 1327.529022][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.529070][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.529104][ T32] 1d20: 8dd7a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.529137][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.529189][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.529222][ T32] r5:80000113 r4:80239bb0 [ 1327.529245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.529292][ T32] r4:82ac21e4 [ 1327.529338][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.529393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.529419][ T32] r4:eb291dc0 [ 1327.529441][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.529489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.529539][ T32] r4:00000000 [ 1327.529590][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.529649][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.529674][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.529723][ T32] r5:00001000 r4:eafbb000 [ 1327.529745][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.529789][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.529837][ T32] r5:853c5f8c r4:853c5c00 [ 1327.529865][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.529920][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.529943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.530020][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.530049][ T32] r4:850f5d80 [ 1327.530096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.530154][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.530180][ T32] r4:00000001 [ 1327.530204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.530245][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.530274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.530306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.530336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.530370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.530420][ T32] r4:8484cc40 [ 1327.530448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.530486][ T32] INFO: task kworker/1:492:4892 blocked for more than 453 seconds. [ 1327.530573][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1327.530711][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.531163][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.531675][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.531834][ T32] r5:8540d78c r4:8540d400 [ 1327.531896][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.531952][ T32] r7:ddde2d80 r6:83018200 r5:8540d78c r4:84a09900 ** 1 printk messages dropped ** [ 1327.532029][ T32] r10:61c88647 r9:853f0c00 r8:84a0992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.532598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.534118][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1327.534552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.534577][ T32] r4:eb291dc0 [ 1327.534721][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.534773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.534802][ T32] r4:00000000 [ 1327.534849][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.534913][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.534938][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.534986][ T32] r5:00001000 r4:eafbb000 [ 1327.535007][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.554208][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.554378][ T32] r5:853c5f8c r4:853c5c00 [ 1327.554405][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.554572][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.554603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.554661][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.554687][ T32] r4:850f5d80 [ 1327.554783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.554848][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.554907][ T32] r4:00000001 [ 1327.555061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.555667][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.555713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.555749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.555779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.555815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.555841][ T32] r4:8484cc40 [ 1327.555888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.555946][ T32] INFO: task kworker/1:493:4895 blocked for more than 454 seconds. [ 1327.556029][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.556087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.556141][ T32] task:kworker/1:493 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.556215][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.556303][ T32] Call trace: [ 1327.556342][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.556430][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000013 r6:eb401d8c r5:853f1800 [ 1327.556460][ T32] r4:853f1800 [ 1327.556482][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.556532][ T32] r5:853f1800 r4:8291a680 [ 1327.556555][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.556599][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.556800][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1327.557200][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.557274][ T32] r5:8540df8c r4:8540dc00 [ 1327.557301][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.557380][ T32] r7:ddde2d80 r6:83018200 r5:8540df8c r4:84a09980 [ 1327.557408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.557493][ T32] r10:61c88647 r9:853f1800 r8:84a099ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.557547][ T32] r4:84a09980 [ 1327.557579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.557633][ T32] r10:00000000 r9:84a09980 r8:80287e08 r7:eb3fde60 r6:85354a80 r5:853f1800 [ 1327.557680][ T32] r4:00000001 [ 1327.557711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.557755][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1327.557790][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.557824][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.557882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.557944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.557973][ T32] r4:8536b340 [ 1327.558854][ T32] INFO: task kworker/1:493:4895 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.558896][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.558997][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.559078][ T32] Call trace: [ 1327.559141][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.559205][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.559230][ T32] r4:00000000 [ 1327.559276][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.559325][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.559375][ T32] 1d20: 8e080000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.559412][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.559441][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.559467][ T32] r5:80000113 r4:80239bb0 [ 1327.559489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.559555][ T32] r4:82ac21e4 [ 1327.559581][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.559632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.559719][ T32] r4:eb291dc0 [ 1327.559744][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.559793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 6 printk messages dropped ** [ 1327.560208][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.560585][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.560736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.561153][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.561525][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.562030][ T32] r9:83018205 r8:853f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1327.562354][ T32] r5:8540e38c r4:8540e000 [ 1327.562406][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.562605][ T32] r4:84a09a80 [ 1327.562627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.562703][ T32] r10:00000000 r9:84a09a80 r8:80287e08 r7:eb401e60 r6:85354b00 r5:853f2400 [ 1327.562733][ T32] r4:00000001 [ 1327.562755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.562822][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1327.562905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.562967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.563002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.563058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.563113][ T32] r4:8536b540 [ 1327.563577][ T32] INFO: task kworker/1:494:4897 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.563646][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.563717][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.563828][ T32] Call trace: [ 1327.563903][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.563990][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.564025][ T32] r4:00000000 [ 1327.564062][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.564111][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.564143][ T32] 1d20: 8e080000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.564200][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.564264][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.564301][ T32] r5:80000113 r4:80239bb0 [ 1327.564348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.564430][ T32] r4:82ac21e4 [ 1327.564504][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.564563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.564595][ T32] r4:eb291dc0 [ 1327.564617][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.564667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.564692][ T32] r4:00000000 [ 1327.564714][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.564765][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.564788][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.564834][ T32] r5:00001000 r4:eafbb000 [ 1327.564861][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.564904][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.564954][ T32] r5:853c5f8c r4:853c5c00 [ 1327.565002][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.565117][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.601620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.601730][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.601758][ T32] r4:850f5d80 [ 1327.601795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.601864][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.601892][ T32] r4:00000001 [ 1327.601914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.601981][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.602020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.602078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.602113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.602174][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1327.602547][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.602909][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.603320][ T32] r9:83018205 r8:853f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1327.603562][ T32] r5:8540e78c r4:8540e400 [ 1327.603584][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.603636][ T32] r7:ddde2d80 r6:83018200 r5:8540e78c r4:84a09a00 [ 1327.603660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.603737][ T32] r4:84a09a00 ** 6 printk messages dropped ** [ 1327.603998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.610286][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.610632][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1327.610899][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.611201][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.611593][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1327.611800][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.611998][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1327.612235][ T32] INFO: task kworker/1:496:4901 blocked for more than 454 seconds. [ 1327.612287][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.612343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.612371][ T32] task:kworker/1:496 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.612476][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.612554][ T32] Call trace: [ 1327.612590][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.612650][ T32] r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000013 r6:eb40dd8c r5:853f3c00 [ 1327.612677][ T32] r4:853f3c00 [ 1327.612699][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.612789][ T32] r5:853f3c00 r4:8291a680 [ 1327.612852][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.612931][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.612986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1327.613011][ T32] r4:00000000 [ 1327.613040][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.613145][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.613215][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.613292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361a80 [ 1327.613320][ T32] r4:00000000 [ 1327.613344][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.613470][ T32] r9:83018205 r8:853f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1327.613499][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.613548][ T32] r5:00001000 r4:eaf47000 [ 1327.613569][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.613613][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.613664][ T32] r5:853b178c r4:853b1400 [ 1327.613685][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.613802][ T32] r7:ddde2d80 r6:83018200 r5:853b178c r4:84a09b00 [ 1327.613853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.613913][ T32] r10:61c88647 r9:853f3c00 r8:84a09b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.613955][ T32] r4:84a09b00 [ 1327.613983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.614036][ T32] r10:00000000 r9:84a09b00 r8:80287e08 r7:eb409e60 r6:85354c00 r5:853f3c00 [ 1327.614081][ T32] r4:00000001 [ 1327.614105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.614146][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1327.614187][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.614224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.614254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.614287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.614312][ T32] r4:8536b880 [ 1327.627932][ T32] INFO: task kworker/1:496:4901 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.628062][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.628161][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.628285][ T32] Call trace: [ 1327.628336][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.628404][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.628441][ T32] r4:00000000 [ 1327.628574][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.628701][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.628739][ T32] 1d20: 8e936000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.628774][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.628829][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.628895][ T32] r5:80000113 r4:80239bb0 [ 1327.628946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1327.629141][ T32] r4:eb291dc0 ** 7 printk messages dropped ** [ 1327.629446][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.629776][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.630104][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 7 printk messages dropped ** [ 1327.630442][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1327.630745][ T32] r4:853f4800 ** 4 printk messages dropped ** [ 1327.631001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 ** 7 printk messages dropped ** [ 1327.631490][ T32] r9:83018205 r8:853f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1327.631857][ T32] r5:8540f38c r4:8540f000 [ 1327.631881][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.632033][ T32] r10:61c88647 r9:853f4800 r8:84a09bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.632397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.633762][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1327.634087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 7 printk messages dropped ** [ 1327.634406][ T32] r5:00001000 r4:eafbb000 [ 1327.634428][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.634471][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.634518][ T32] r5:853c5f8c r4:853c5c00 [ 1327.634588][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.634648][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.634672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.634726][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.634776][ T32] r4:850f5d80 [ 1327.634801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.634861][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.634902][ T32] r4:00000001 [ 1327.634929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.634970][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.635011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.635080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.655510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.655627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.655657][ T32] r4:8484cc40 [ 1327.655687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.655732][ T32] INFO: task kworker/1:498:4905 blocked for more than 454 seconds. [ 1327.655797][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.655847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.655876][ T32] task:kworker/1:498 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.655938][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.656001][ T32] Call trace: [ 1327.656091][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.656185][ T32] r10:8291a684 r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:853f5400 [ 1327.656240][ T32] r4:853f5400 [ 1327.656277][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.656355][ T32] r5:853f5400 r4:8291a680 [ 1327.656382][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.656476][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.656556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1327.656585][ T32] r4:00000000 [ 1327.656618][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.656685][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.656731][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.656804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b640 [ 1327.656850][ T32] r4:00000000 [ 1327.656883][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.656939][ T32] r9:83018205 r8:853f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1327.656963][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.657017][ T32] r5:00001000 r4:eaf6b000 [ 1327.657058][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.657108][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.657190][ T32] r5:8540cf8c r4:8540cc00 [ 1327.657265][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.657398][ T32] r7:ddde2d80 r6:83018200 r5:8540cf8c r4:84a09c00 [ 1327.657425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.657505][ T32] r10:61c88647 r9:853f5400 r8:84a09c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.657551][ T32] r4:84a09c00 [ 1327.657625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.657699][ T32] r10:00000000 r9:84a09c00 r8:80287e08 r7:eb411e60 r6:85354d00 r5:853f5400 [ 1327.657739][ T32] r4:00000001 [ 1327.657765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.657810][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1327.657840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.657878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.657908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.657941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.657966][ T32] r4:8536b4c0 [ 1327.658881][ T32] INFO: task kworker/1:498:4905 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.658982][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.659090][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.659149][ T32] Call trace: [ 1327.659184][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.659316][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.659376][ T32] r4:00000000 [ 1327.659399][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.659445][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.659498][ T32] 1d20: 8eca3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.659565][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.659604][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.659705][ T32] r5:80000113 r4:80239bb0 ** 1 printk messages dropped ** [ 1327.659779][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.660026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1327.660389][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1327.660590][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.660852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.661189][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.661478][ T32] r5:853f8000 r4:8291a680 ** 3 printk messages dropped ** [ 1327.661619][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.662155][ T32] r9:83018205 r8:853f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1327.662380][ T32] r5:8540ef8c r4:8540ec00 [ 1327.662437][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.662599][ T32] r10:61c88647 r9:853f8000 r8:84a09cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.662930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.662966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.662991][ T32] r4:8536bec0 [ 1327.663403][ T32] INFO: task kworker/1:499:4908 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.663444][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.663530][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.663585][ T32] Call trace: [ 1327.663670][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.663740][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.663766][ T32] r4:00000000 [ 1327.663861][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.663912][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.663971][ T32] 1d20: 8eca3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.664020][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.664076][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.664131][ T32] r5:80000113 r4:80239bb0 [ 1327.664159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.664206][ T32] r4:82ac21e4 [ 1327.664228][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.664276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.664301][ T32] r4:eb291dc0 [ 1327.664322][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.664369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.664392][ T32] r4:00000000 [ 1327.664413][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.664464][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.664489][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.664561][ T32] r5:00001000 r4:eafbb000 [ 1327.664586][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.664659][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.664711][ T32] r5:853c5f8c r4:853c5c00 [ 1327.664758][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.664820][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.664850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.664905][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.664976][ T32] r4:850f5d80 [ 1327.665026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.687430][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.687480][ T32] r4:00000001 [ 1327.687530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.687606][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.687641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.687674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.687744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.687784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.687849][ T32] r4:8484cc40 [ 1327.688026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.688063][ T32] INFO: task kworker/1:500:4910 blocked for more than 454 seconds. [ 1327.688101][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.688188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.688222][ T32] task:kworker/1:500 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.688339][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.688391][ T32] Call trace: [ 1327.688426][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.688486][ T32] r10:8291a684 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:853f9800 [ 1327.688512][ T32] r4:853f9800 [ 1327.688534][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.688584][ T32] r5:853f9800 r4:8291a680 [ 1327.688631][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.688686][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.688798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 1327.688834][ T32] r4:00000000 [ 1327.688889][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.688942][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.688986][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.689272][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.689504][ T32] r5:8540fb8c r4:8540f800 [ 1327.689541][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.689632][ T32] r7:ddde2d80 r6:83018200 r5:8540fb8c r4:84a09d00 [ 1327.689659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.689875][ T32] r10:00000000 r9:84a09d00 r8:80287e08 r7:eb411e60 r6:85354e00 r5:853f9800 ** 6 printk messages dropped ** [ 1327.690222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.691474][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.691691][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1327.692058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1327.692698][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.692982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.693015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.693046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.693079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.693114][ T32] r4:8484cc40 [ 1327.693139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.693176][ T32] INFO: task kworker/1:501:4911 blocked for more than 454 seconds. [ 1327.693210][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.693236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.693270][ T32] task:kworker/1:501 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.693325][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.693399][ T32] Call trace: [ 1327.693484][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.693543][ T32] r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:853fa400 [ 1327.693568][ T32] r4:853fa400 [ 1327.693591][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.693639][ T32] r5:853fa400 r4:8291a680 [ 1327.693661][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.693735][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.693795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1327.693849][ T32] r4:00000000 [ 1327.693878][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.693968][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.694011][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.694061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bd00 [ 1327.694086][ T32] r4:00000000 [ 1327.694108][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.694161][ T32] r9:83018205 r8:853fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1327.694185][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.694280][ T32] r5:00001000 r4:eb1fb000 [ 1327.694306][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.694350][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.694397][ T32] r5:853c7b8c r4:853c7800 [ 1327.694486][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.694564][ T32] r7:ddde2d80 r6:83018200 r5:853c7b8c r4:84a09f00 [ 1327.694590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.694644][ T32] r10:61c88647 r9:853fa400 r8:84a09f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.694697][ T32] r4:84a09f00 [ 1327.694722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.694801][ T32] r10:00000000 r9:84a09f00 r8:80287e08 r7:eb429e60 r6:85354e80 r5:853fa400 [ 1327.694880][ T32] r4:00000001 [ 1327.694930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.694977][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 1327.695075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.718552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.718618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.718683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.718715][ T32] r4:8536bf00 [ 1327.719723][ T32] INFO: task kworker/1:501:4911 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.719784][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.719967][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.720072][ T32] Call trace: [ 1327.720115][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.720207][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.720238][ T32] r4:00000000 [ 1327.720261][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.720333][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.720421][ T32] 1d20: 8f35a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.720459][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.720498][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.720636][ T32] r5:80000113 r4:80239bb0 [ 1327.720673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.720727][ T32] r4:82ac21e4 [ 1327.720750][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.720800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.720826][ T32] r4:eb291dc0 [ 1327.720853][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.720902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.720927][ T32] r4:00000000 [ 1327.720948][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.721025][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.721085][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.721142][ T32] r5:00001000 r4:eafbb000 [ 1327.721192][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.721243][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.721292][ T32] r5:853c5f8c r4:853c5c00 [ 1327.721315][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.721369][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.721393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.721471][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.721537][ T32] r4:850f5d80 [ 1327.721603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.721663][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.721690][ T32] r4:00000001 [ 1327.721712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.721754][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.721810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.721953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.722021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.722065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.722090][ T32] r4:8484cc40 [ 1327.722114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.722167][ T32] INFO: task kworker/1:502:4913 blocked for more than 454 seconds. [ 1327.722210][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.722238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.722284][ T32] task:kworker/1:502 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.722339][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.722433][ T32] Call trace: [ 1327.722515][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.722574][ T32] r10:8291a684 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:853fbc00 [ 1327.722626][ T32] r4:853fbc00 [ 1327.722653][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.722729][ T32] r5:853fbc00 r4:8291a680 [ 1327.722779][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.722853][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.722910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1327.722937][ T32] r4:00000000 [ 1327.722958][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.722999][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.723055][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.723106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b4c0 [ 1327.723131][ T32] r4:00000000 [ 1327.723175][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.723230][ T32] r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1327.723253][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.723301][ T32] r5:00001000 r4:eafbf000 [ 1327.723322][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.723365][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.723464][ T32] r5:8540eb8c r4:8540e800 [ 1327.723525][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.723607][ T32] r7:ddde2d80 r6:83018200 r5:8540eb8c r4:84a09d80 [ 1327.723682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.723782][ T32] r10:61c88647 r9:853fbc00 r8:84a09dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.723812][ T32] r4:84a09d80 [ 1327.723835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.723918][ T32] r10:00000000 r9:84a09d80 r8:80287e08 r7:eb42de60 r6:85354f00 r5:853fbc00 [ 1327.723996][ T32] r4:00000001 [ 1327.724020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.724088][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1327.724153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.724226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.724260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.724296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.724327][ T32] r4:8536b600 [ 1327.724767][ T32] INFO: task kworker/1:502:4913 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.724832][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.724937][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.725022][ T32] Call trace: [ 1327.725084][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.745526][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.745592][ T32] r4:00000000 [ 1327.745620][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.745690][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.745728][ T32] 1d20: 8f676000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.745813][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.745877][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.745909][ T32] r5:80000113 r4:80239bb0 [ 1327.745956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.746063][ T32] r4:82ac21e4 [ 1327.746123][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.746179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.746228][ T32] r4:eb291dc0 [ 1327.746285][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.746363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.746419][ T32] r4:00000000 [ 1327.746446][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.746573][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.746609][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.746692][ T32] r5:00001000 r4:eafbb000 [ 1327.746714][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.746791][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.746883][ T32] r5:853c5f8c r4:853c5c00 [ 1327.746907][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.746971][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.747023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.747149][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.747265][ T32] r4:850f5d80 [ 1327.747294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.747374][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.747403][ T32] r4:00000001 [ 1327.747426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.747467][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.747523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.747560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.747642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.747731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.747760][ T32] r4:8484cc40 [ 1327.747787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.747848][ T32] INFO: task kworker/1:503:4914 blocked for more than 454 seconds. [ 1327.747892][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.747920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.747969][ T32] task:kworker/1:503 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.748076][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.748189][ T32] Call trace: [ 1327.748258][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.748341][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:853f8c00 [ 1327.748370][ T32] r4:853f8c00 [ 1327.748396][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.748469][ T32] r5:853f8c00 r4:8291a680 [ 1327.748519][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.748624][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.748723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1327.748828][ T32] r4:00000000 [ 1327.748905][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.749010][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.749076][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.749135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534cf40 [ 1327.749165][ T32] r4:00000000 [ 1327.749213][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.749274][ T32] r9:83018205 r8:853f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.749300][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.749395][ T32] r5:00001000 r4:eafef000 [ 1327.749426][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.749480][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.749533][ T32] r5:8540ff8c r4:8540fc00 [ 1327.749556][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.749636][ T32] r7:ddde2d80 r6:83018200 r5:8540ff8c r4:84a09e80 [ 1327.749691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.749772][ T32] r10:61c88647 r9:853f8c00 r8:84a09eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.749877][ T32] r4:84a09e80 [ 1327.749957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.750026][ T32] r10:00000000 r9:84a09e80 r8:80287e08 r7:eb42de60 r6:85354f80 r5:853f8c00 [ 1327.750054][ T32] r4:00000001 [ 1327.750082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.750132][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1327.750189][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.750229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.750277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.750316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.750343][ T32] r4:8534c740 [ 1327.751280][ T32] INFO: task kworker/1:503:4914 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.751330][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.751450][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.751528][ T32] Call trace: [ 1327.751562][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.751624][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.751674][ T32] r4:00000000 [ 1327.751720][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1327.752023][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.752055][ T32] r5:80000113 r4:80239bb0 [ 1327.752078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.752252][ T32] r4:82ac21e4 [ 1327.752278][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.752331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.752428][ T32] r4:eb291dc0 [ 1327.752453][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.752592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.752621][ T32] r4:00000000 [ 1327.752651][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.752791][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.752857][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.752920][ T32] r5:00001000 r4:eafbb000 [ 1327.752943][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.753033][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.753088][ T32] r5:853c5f8c r4:853c5c00 [ 1327.753117][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.753170][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.753218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.753300][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.753335][ T32] r4:850f5d80 [ 1327.753356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.753432][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.753464][ T32] r4:00000001 [ 1327.753510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.753584][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.753634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.753691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.753756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.753797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.753822][ T32] r4:8484cc40 [ 1327.753851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.753899][ T32] INFO: task kworker/1:504:4916 blocked for more than 454 seconds. [ 1327.753936][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.753962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.753984][ T32] task:kworker/1:504 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.754063][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.754134][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.754359][ T32] r4:853fb000 ** 2 printk messages dropped ** [ 1327.754488][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1327.780397][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.780520][ T32] r5:85410b8c r4:85410800 [ 1327.780549][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.780605][ T32] r7:ddde2d80 r6:83018200 r5:85410b8c r4:84a09e00 ** 1 printk messages dropped ** [ 1327.780740][ T32] r10:61c88647 r9:853fb000 r8:84a09e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.781144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.782417][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.782780][ T32] 1d20: 8fa12000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.782814][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.782880][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.782942][ T32] r5:80000113 r4:80239bb0 [ 1327.782969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.783018][ T32] r4:82ac21e4 [ 1327.783079][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.783197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.783258][ T32] r4:eb291dc0 [ 1327.783320][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.783379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.783431][ T32] r4:00000000 [ 1327.783460][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.783566][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.783645][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.783724][ T32] r5:00001000 r4:eafbb000 [ 1327.783750][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.783796][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.783897][ T32] r5:853c5f8c r4:853c5c00 [ 1327.783971][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.784032][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.784059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.784159][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.784219][ T32] r4:850f5d80 [ 1327.784245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.784300][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.784328][ T32] r4:00000001 [ 1327.784361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.784413][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.784446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.784479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.784510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.784544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.784568][ T32] r4:8484cc40 [ 1327.784591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.784667][ T32] INFO: task kworker/1:505:4918 blocked for more than 454 seconds. [ 1327.784712][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.784763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.784792][ T32] task:kworker/1:505 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.784852][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.784899][ T32] Call trace: [ 1327.784931][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.784986][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000013 r6:eb445d8c r5:853fd400 [ 1327.785035][ T32] r4:853fd400 [ 1327.785103][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.802330][ T32] r5:853fd400 r4:8291a680 [ 1327.802381][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.802454][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.802595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb445e08 [ 1327.802627][ T32] r4:00000000 [ 1327.802649][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.802690][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1327.802829][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.803269][ T32] r5:8540f78c r4:8540f400 [ 1327.803292][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.803346][ T32] r7:ddde2d80 r6:83018200 r5:8540f78c r4:84a09f80 [ 1327.803370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.803437][ T32] r10:61c88647 r9:853fd400 r8:84a09fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1327.803648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.810882][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.811528][ T32] 1d20: 8fccd000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1327.812030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1327.812566][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1327.812903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.813315][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 14 printk messages dropped ** [ 1327.814233][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.814882][ T32] r5:8541078c r4:85410400 ** 2 printk messages dropped ** [ 1327.815010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.829306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.830637][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.830862][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1327.831199][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1327.831417][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.831847][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.832016][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1327.832401][ T32] INFO: task kworker/1:507:4923 blocked for more than 454 seconds. [ 1327.832442][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.832474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.832547][ T32] task:kworker/1:507 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.832602][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.832681][ T32] Call trace: [ 1327.832765][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.832853][ T32] r10:8291a684 r9:eb451d84 r8:00000002 r7:60000013 r6:eb451d8c r5:853fe000 [ 1327.832885][ T32] r4:853fe000 [ 1327.832909][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.832957][ T32] r5:853fe000 r4:8291a680 [ 1327.832994][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.833040][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.833090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1327.833114][ T32] r4:00000000 [ 1327.833160][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.833203][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.833277][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.833331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535d680 [ 1327.833356][ T32] r4:00000000 [ 1327.833429][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.833544][ T32] r9:83018205 r8:853fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1327.833598][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.833657][ T32] r5:00001000 r4:eb45f000 [ 1327.833680][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.833724][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.833771][ T32] r5:8541178c r4:85411400 [ 1327.833795][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.833851][ T32] r7:ddde2d80 r6:83018200 r5:8541178c r4:85363000 [ 1327.833935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.834046][ T32] r10:61c88647 r9:853fe000 r8:8536302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.834086][ T32] r4:85363000 [ 1327.834216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.834346][ T32] r10:00000000 r9:85363000 r8:80287e08 r7:eb441e60 r6:85359180 r5:853fe000 [ 1327.834374][ T32] r4:00000001 [ 1327.834396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.834465][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1327.834573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.834649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.834689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.834744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.834772][ T32] r4:8535d180 [ 1327.856085][ T32] INFO: task kworker/1:507:4923 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.856222][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.856304][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.856406][ T32] Call trace: [ 1327.856483][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.856557][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.856585][ T32] r4:00000000 [ 1327.856632][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.856709][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.856750][ T32] 1d20: 903ba000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.856810][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.856847][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.856876][ T32] r5:80000113 r4:80239bb0 [ 1327.856924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.856984][ T32] r4:82ac21e4 [ 1327.857007][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.857058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.857083][ T32] r4:eb291dc0 [ 1327.857129][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.857183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.857255][ T32] r4:00000000 [ 1327.857308][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.857417][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.857451][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.857500][ T32] r5:00001000 r4:eafbb000 [ 1327.857572][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.857622][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.857696][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1327.857963][ T32] r4:850f5d80 ** 3 printk messages dropped ** [ 1327.858148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.858380][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1327.858671][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.859275][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.859682][ T32] r9:83018205 r8:853fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1327.860035][ T32] r5:8541138c r4:85411000 [ 1327.860081][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.860559][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.860717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.861580][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.862086][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 1 printk messages dropped ** [ 1327.862215][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 5 printk messages dropped ** [ 1327.862420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 5 printk messages dropped ** [ 1327.862682][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.862735][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.862790][ T32] r5:00001000 r4:eafbb000 [ 1327.862836][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.862893][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.862941][ T32] r5:853c5f8c r4:853c5c00 [ 1327.862963][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.863095][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.863155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.863231][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.863258][ T32] r4:850f5d80 [ 1327.863280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.863348][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.863378][ T32] r4:00000001 [ 1327.863424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.863509][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.863599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.863637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.863671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.863803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.863831][ T32] r4:8484cc40 [ 1327.863901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.863960][ T32] INFO: task kworker/1:509:4927 blocked for more than 454 seconds. [ 1327.864026][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.864062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.864104][ T32] task:kworker/1:509 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.864158][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.864244][ T32] Call trace: [ 1327.864280][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.864384][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000013 r6:eb45dd8c r5:853f6c00 [ 1327.864420][ T32] r4:853f6c00 [ 1327.864442][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.864490][ T32] r5:853f6c00 r4:8291a680 [ 1327.864511][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.864554][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.864604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1327.864628][ T32] r4:00000000 [ 1327.864650][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.864690][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.864728][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.864775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535d040 [ 1327.864873][ T32] r4:00000000 [ 1327.864906][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.864958][ T32] r9:83018205 r8:853f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.865007][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.865064][ T32] r5:00001000 r4:eb3f1000 [ 1327.865107][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.888044][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.888146][ T32] r5:8541038c r4:85410000 [ 1327.888220][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.888306][ T32] r7:ddde2d80 r6:83018200 r5:8541038c r4:85363180 [ 1327.888366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.888450][ T32] r10:61c88647 r9:853f6c00 r8:853631ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.888511][ T32] r4:85363180 [ 1327.888538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.888593][ T32] r10:00000000 r9:85363180 r8:80287e08 r7:eb451e60 r6:85359280 r5:853f6c00 [ 1327.888644][ T32] r4:00000001 [ 1327.888669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.888737][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1327.888777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.888810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.888848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.888899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.888933][ T32] r4:8535d480 [ 1327.889799][ T32] INFO: task kworker/1:509:4927 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.889848][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.889922][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.890003][ T32] Call trace: [ 1327.890051][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.890140][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.890220][ T32] r4:00000000 [ 1327.890270][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.890319][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.890352][ T32] 1d20: 906c6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.890385][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.890415][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1327.890547][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.890813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.890846][ T32] r4:00000000 [ 1327.890870][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.890924][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.890948][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.890997][ T32] r5:00001000 r4:eafbb000 [ 1327.891018][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.891116][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.891195][ T32] r5:853c5f8c r4:853c5c00 [ 1327.891279][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.891440][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.891470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.891526][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.891552][ T32] r4:850f5d80 [ 1327.891597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.891660][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.891687][ T32] r4:00000001 [ 1327.891709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.891773][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.891814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.891853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.891886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.891921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.891970][ T32] r4:8484cc40 [ 1327.891997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1327.892131][ T32] task:kworker/1:510 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.892711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 ** 9 printk messages dropped ** [ 1327.893127][ T32] r5:00001000 r4:eb475000 ** 2 printk messages dropped ** [ 1327.893242][ T32] r5:85411f8c r4:85411c00 [ 1327.893285][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.893340][ T32] r7:ddde2d80 r6:83018200 r5:85411f8c r4:85363200 [ 1327.893401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.893586][ T32] r10:00000000 r9:85363200 r8:80287e08 r7:eb451e60 r6:85359300 r5:853f6000 ** 9 printk messages dropped ** [ 1327.894406][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.912772][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1327.913143][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1327.913473][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.913523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.913587][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.913613][ T32] r4:850f5d80 [ 1327.913685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.913773][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1327.913832][ T32] r4:00000001 [ 1327.913873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.913920][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.913955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.913990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.914045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.914133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.914176][ T32] r4:8484cc40 [ 1327.914204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.914236][ T32] INFO: task kworker/0:391:4931 blocked for more than 454 seconds. [ 1327.914303][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.914341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.914414][ T32] task:kworker/0:391 state:D stack:0 pid:4931 tgid:4931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.914480][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.914614][ T32] Call trace: [ 1327.914659][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.914718][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:84970000 [ 1327.914744][ T32] r4:84970000 [ 1327.914766][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.914839][ T32] r5:84970000 r4:8291a680 [ 1327.914873][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.914921][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.914971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1327.914996][ T32] r4:00000000 [ 1327.915058][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.928087][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.928179][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.928282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7ac40 [ 1327.928330][ T32] r4:00000000 [ 1327.928381][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.928465][ T32] r9:83018005 r8:84970000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1327.928495][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.928549][ T32] r5:00001000 r4:eb19f000 [ 1327.928572][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.928617][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.928690][ T32] r5:853b278c r4:853b2400 [ 1327.928742][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.928812][ T32] r7:dddced80 r6:83018000 r5:853b278c r4:85359380 [ 1327.928854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.928911][ T32] r10:61c88647 r9:84970000 r8:853593ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.928971][ T32] r4:85359380 [ 1327.928998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.929053][ T32] r10:00000000 r9:85359380 r8:80287e08 r7:eb3b5e60 r6:85359400 r5:84970000 [ 1327.929080][ T32] r4:00000001 [ 1327.929101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.929144][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1327.929177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.929211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.929241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.929276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.929301][ T32] r4:8535e9c0 [ 1327.930186][ T32] INFO: task kworker/0:391:4931 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.930228][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.930394][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.930482][ T32] Call trace: [ 1327.930535][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.930596][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.930621][ T32] r4:00000000 [ 1327.930643][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1327.930805][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1327.931286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1327.931756][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1327.932027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1327.932108][ T32] r4:00000001 [ 1327.932131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.932172][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1327.932227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.932277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.932361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.932428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.932507][ T32] r4:8484cc40 [ 1327.932531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.932596][ T32] INFO: task kworker/1:511:4933 blocked for more than 454 seconds. [ 1327.932633][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.932666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.932690][ T32] task:kworker/1:511 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.932764][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.932819][ T32] Call trace: [ 1327.932903][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.932970][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:84970c00 [ 1327.932995][ T32] r4:84970c00 [ 1327.933017][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.933065][ T32] r5:84970c00 r4:8291a680 [ 1327.933087][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.933129][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.933204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1327.933232][ T32] r4:00000000 [ 1327.933254][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.933295][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.933336][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.933384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535d800 [ 1327.933409][ T32] r4:00000000 [ 1327.933454][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.933509][ T32] r9:83018205 r8:84970c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.933556][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.933607][ T32] r5:00001000 r4:eb46f000 [ 1327.933656][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.933705][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.933775][ T32] r5:85411b8c r4:85411800 [ 1327.933825][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.933898][ T32] r7:ddde2d80 r6:83018200 r5:85411b8c r4:85363280 [ 1327.933977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.934043][ T32] r10:61c88647 r9:84970c00 r8:853632ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.934094][ T32] r4:85363280 [ 1327.934125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.934178][ T32] r10:00000000 r9:85363280 r8:80287e08 r7:eb469e60 r6:85359480 r5:84970c00 [ 1327.934202][ T32] r4:00000001 [ 1327.934248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.934292][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) [ 1327.934328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.934361][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.934391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.934450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.934481][ T32] r4:8535d740 [ 1327.934907][ T32] INFO: task kworker/1:511:4933 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.934947][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.935050][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.957294][ T32] Call trace: [ 1327.957368][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.957456][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.957504][ T32] r4:00000000 [ 1327.957536][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.957586][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.957622][ T32] 1d20: 90f6d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.957681][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 1 printk messages dropped ** [ 1327.957749][ T32] r5:80000113 r4:80239bb0 ** 1 printk messages dropped ** [ 1327.957847][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1327.957983][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1327.958134][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.958290][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.958849][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1327.959130][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 2 printk messages dropped ** [ 1327.959264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.959297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.959322][ T32] r4:8484cc40 [ 1327.959376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.959435][ T32] INFO: task kworker/1:512:4935 blocked for more than 454 seconds. [ 1327.959478][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1327.959507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.959556][ T32] task:kworker/1:512 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.959617][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.959662][ T32] Call trace: [ 1327.959752][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1327.959809][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000013 r6:eb485d8c r5:84972400 [ 1327.959851][ T32] r4:84972400 [ 1327.959880][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1327.959953][ T32] r5:84972400 r4:8291a680 [ 1327.959979][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.960035][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.960113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1327.960143][ T32] r4:00000000 [ 1327.960165][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1327.960230][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1327.960281][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.960329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535d880 [ 1327.960354][ T32] r4:00000000 [ 1327.960414][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.960473][ T32] r9:83018205 r8:84972400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1327.960500][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.960550][ T32] r5:00001000 r4:eb48d000 [ 1327.960646][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.960702][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.960801][ T32] r5:85412b8c r4:85412800 [ 1327.960827][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.960924][ T32] r7:ddde2d80 r6:83018200 r5:85412b8c r4:85363300 [ 1327.960951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.961004][ T32] r10:61c88647 r9:84972400 r8:8536332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.961053][ T32] r4:85363300 [ 1327.961078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.961130][ T32] r10:00000000 r9:85363300 r8:80287e08 r7:eb469e60 r6:85359500 r5:84972400 [ 1327.961155][ T32] r4:00000001 [ 1327.961176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.961218][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1327.961250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.961283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.961312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.961350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.961376][ T32] r4:8535d900 [ 1327.962243][ T32] INFO: task kworker/1:512:4935 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.962380][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.962540][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.962656][ T32] Call trace: [ 1327.962694][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.962755][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.962783][ T32] r4:00000000 [ 1327.962830][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.962889][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.962923][ T32] 1d20: 90f6d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.962965][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.962994][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.963020][ T32] r5:80000113 r4:80239bb0 [ 1327.963078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.963165][ T32] r4:82ac21e4 [ 1327.963189][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.963241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.963291][ T32] r4:eb291dc0 [ 1327.963318][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.963369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.963393][ T32] r4:00000000 [ 1327.963416][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1327.963551][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.963618][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.963671][ T32] r5:00001000 r4:eafbb000 [ 1327.963694][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1327.963782][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.963833][ T32] r5:853c5f8c r4:853c5c00 [ 1327.963890][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.963959][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1327.963983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.964291][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1327.964713][ T32] INFO: task kworker/1:513:4937 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.983062][ T32] r4:84973c00 ** 4 printk messages dropped ** [ 1327.983316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 ** 8 printk messages dropped ** [ 1327.983757][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.984005][ T32] r5:8541278c r4:85412400 [ 1327.984033][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.984123][ T32] r7:ddde2d80 r6:83018200 r5:8541278c r4:85363380 [ 1327.984151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.984205][ T32] r10:61c88647 r9:84973c00 r8:853633ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.984230][ T32] r4:85363380 [ 1327.984252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.984319][ T32] r10:00000000 r9:85363380 r8:80287e08 r7:eb485e60 r6:85359580 r5:84973c00 [ 1327.984353][ T32] r4:00000001 [ 1327.984405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.984477][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1327.984513][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.984566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.984601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.984635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.984677][ T32] r4:8535dd40 [ 1327.998630][ T32] INFO: task kworker/1:513:4937 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1327.998778][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.998906][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.998973][ T32] Call trace: [ 1327.999114][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.999215][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1327.999269][ T32] r4:00000000 [ 1327.999389][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.999469][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1327.999508][ T32] 1d20: 9146a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1327.999544][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1327.999573][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1327.999625][ T32] r5:80000113 r4:80239bb0 [ 1327.999700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.999755][ T32] r4:82ac21e4 [ 1327.999779][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.999829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1327.999860][ T32] r4:eb291dc0 [ 1327.999898][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1327.999954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1327.999980][ T32] r4:00000000 [ 1328.000002][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.000120][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.000155][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.000204][ T32] r5:00001000 r4:eafbb000 [ 1328.000227][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.000296][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.000350][ T32] r5:853c5f8c r4:853c5c00 [ 1328.000374][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.000479][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.000508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.000571][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.000647][ T32] r4:850f5d80 [ 1328.000680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.000735][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.000785][ T32] r4:00000001 [ 1328.000842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1328.001078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.001543][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.002021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a1e08 ** 8 printk messages dropped ** [ 1328.002426][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.002735][ T32] r5:8541338c r4:85413000 [ 1328.002759][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.002810][ T32] r7:ddde2d80 r6:83018200 r5:8541338c r4:85363400 ** 4 printk messages dropped ** [ 1328.003111][ T32] r10:00000000 r9:85363400 r8:80287e08 r7:eb485e60 r6:85359600 r5:84971800 ** 8 printk messages dropped ** [ 1328.004110][ T32] INFO: task kworker/1:514:4939 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 8 printk messages dropped ** [ 1328.004689][ T32] 1d20: 9146a000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1328.018436][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1328.018760][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1328.019241][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.019670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.019860][ T32] INFO: task kworker/1:515:4941 blocked for more than 454 seconds. [ 1328.019897][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.019926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.019950][ T32] task:kworker/1:515 state:D stack:0 pid:4941 tgid:4941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.020061][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.020146][ T32] Call trace: [ 1328.020230][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.020294][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:84974800 [ 1328.020320][ T32] r4:84974800 [ 1328.020343][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.020392][ T32] r5:84974800 r4:8291a680 [ 1328.020414][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.020459][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.020531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1328.020583][ T32] r4:00000000 [ 1328.020633][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.020676][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.020716][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.020801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ddc0 [ 1328.020923][ T32] r4:00000000 [ 1328.020998][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.021089][ T32] r9:83018205 r8:84974800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1328.021129][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.021216][ T32] r5:00001000 r4:eb4a3000 [ 1328.021250][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.021312][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.021378][ T32] r5:85412f8c r4:85412c00 [ 1328.021407][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.021478][ T32] r7:ddde2d80 r6:83018200 r5:85412f8c r4:85363480 [ 1328.021536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.021632][ T32] r10:61c88647 r9:84974800 r8:853634ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.021673][ T32] r4:85363480 [ 1328.021730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.021809][ T32] r10:00000000 r9:85363480 r8:80287e08 r7:eb4a1e60 r6:85359680 r5:84974800 [ 1328.021865][ T32] r4:00000001 [ 1328.021894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.021948][ T32] Exception stack(0xeb4b5fb0 to 0xeb4b5ff8) [ 1328.021991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.022036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.022077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.022126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.022206][ T32] r4:8535dec0 [ 1328.023269][ T32] INFO: task kworker/1:515:4941 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.023326][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.023443][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.023495][ T32] Call trace: [ 1328.023554][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.023651][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.023682][ T32] r4:00000000 [ 1328.023704][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.023773][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.023812][ T32] 1d20: 914d4000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.023855][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.023900][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.023931][ T32] r5:80000113 r4:80239bb0 [ 1328.023954][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.024001][ T32] r4:82ac21e4 [ 1328.024097][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.024155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.024180][ T32] r4:eb291dc0 [ 1328.024201][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.024250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.024274][ T32] r4:00000000 [ 1328.024294][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.024347][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.024421][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.024474][ T32] r5:00001000 r4:eafbb000 [ 1328.024499][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.024543][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.024593][ T32] r5:853c5f8c r4:853c5c00 [ 1328.024614][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.024692][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.024719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.024774][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.024801][ T32] r4:850f5d80 [ 1328.024822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.024880][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.024951][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1328.025187][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.046304][ T32] task:kworker/1:516 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.047138][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.047422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a000 ** 7 printk messages dropped ** [ 1328.047903][ T32] r5:85413b8c r4:85413800 ** 1 printk messages dropped ** [ 1328.048004][ T32] r7:ddde2d80 r6:83018200 r5:85413b8c r4:85363500 ** 2 printk messages dropped ** [ 1328.048173][ T32] r4:85363500 ** 1 printk messages dropped ** [ 1328.048276][ T32] r10:00000000 r9:85363500 r8:80287e08 r7:eb4a1e60 r6:85359700 r5:84975400 ** 4 printk messages dropped ** [ 1328.048496][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.049557][ T32] INFO: task kworker/1:516:4943 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 4 printk messages dropped ** [ 1328.049875][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 2 printk messages dropped ** [ 1328.049969][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.050002][ T32] 1d20: 917d6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.050035][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.050064][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.050092][ T32] r5:80000113 r4:80239bb0 [ 1328.050114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.050172][ T32] r4:82ac21e4 [ 1328.050208][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.050260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.050286][ T32] r4:eb291dc0 [ 1328.050323][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.050376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.050401][ T32] r4:00000000 [ 1328.050422][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.050486][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.050538][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.050614][ T32] r5:00001000 r4:eafbb000 [ 1328.050639][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.050710][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.050761][ T32] r5:853c5f8c r4:853c5c00 [ 1328.050783][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.050836][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.050913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.050973][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.050998][ T32] r4:850f5d80 [ 1328.051019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.051139][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.051175][ T32] r4:00000001 [ 1328.051199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.051265][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.051308][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.051364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.051401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.051436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.051502][ T32] r4:8484cc40 [ 1328.051528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.051555][ T32] INFO: task kworker/1:517:4944 blocked for more than 454 seconds. [ 1328.051588][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.051614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.051636][ T32] task:kworker/1:517 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.051686][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.051761][ T32] Call trace: [ 1328.051794][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.051906][ T32] r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000013 r6:eb4bdd8c r5:84976000 [ 1328.051936][ T32] r4:84976000 [ 1328.051958][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.052031][ T32] r5:84976000 r4:8291a680 [ 1328.052057][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.052107][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.052159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1328.052209][ T32] r4:00000000 [ 1328.052235][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.052293][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.052337][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.052386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534c140 ** 7 printk messages dropped ** [ 1328.052736][ T32] r5:8541238c r4:85412000 [ 1328.052782][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.052851][ T32] r7:ddde2d80 r6:83018200 r5:8541238c r4:85363580 [ 1328.052877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.053032][ T32] r10:00000000 r9:85363580 r8:80287e08 r7:eb4b9e60 r6:85359780 r5:84976000 ** 8 printk messages dropped ** [ 1328.053712][ T32] INFO: task kworker/1:517:4944 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 5 printk messages dropped ** [ 1328.054262][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.054448][ T32] 1d20: 917d6000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1328.054646][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.054773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 5 printk messages dropped ** [ 1328.087209][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1328.087499][ T32] r5:853c5f8c r4:853c5c00 [ 1328.087523][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.087582][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.087608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.087669][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.087695][ T32] r4:850f5d80 [ 1328.087717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.087784][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.087814][ T32] r4:00000001 [ 1328.087836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.087887][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.087971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.088060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.088095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.088131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.088156][ T32] r4:8484cc40 [ 1328.088181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.088212][ T32] INFO: task kworker/1:518:4947 blocked for more than 454 seconds. [ 1328.088250][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.088278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.088302][ T32] task:kworker/1:518 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.088393][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.088472][ T32] Call trace: [ 1328.088506][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.088590][ T32] r10:8291a684 r9:eb4d1d84 r8:00000002 r7:60000013 r6:eb4d1d8c r5:84973000 [ 1328.088669][ T32] r4:84973000 [ 1328.088711][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.088765][ T32] r5:84973000 r4:8291a680 [ 1328.088788][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.088847][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.088904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1328.088953][ T32] r4:00000000 [ 1328.088979][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.089031][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.089102][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.089179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a340 [ 1328.089260][ T32] r4:00000000 [ 1328.089315][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.089415][ T32] r9:83018205 r8:84973000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1328.089444][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.089495][ T32] r5:00001000 r4:e0013000 [ 1328.089517][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.089561][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.089610][ T32] r5:85413f8c r4:85413c00 [ 1328.089681][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.089740][ T32] r7:ddde2d80 r6:83018200 r5:85413f8c r4:85363600 [ 1328.089764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.089818][ T32] r10:61c88647 r9:84973000 r8:8536362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.089842][ T32] r4:85363600 [ 1328.089878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.090029][ T32] r10:00000000 r9:85363600 r8:80287e08 r7:eb4b9e60 r6:85359800 r5:84973000 [ 1328.090058][ T32] r4:00000001 [ 1328.090115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.090177][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1328.090213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.090246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.090275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.090310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.090408][ T32] r4:8535a140 [ 1328.091395][ T32] INFO: task kworker/1:518:4947 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.091444][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.091538][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.091586][ T32] Call trace: [ 1328.091617][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.091749][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.091779][ T32] r4:00000000 [ 1328.091812][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.091871][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.091905][ T32] 1d20: 91f14000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.091940][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.091982][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.092037][ T32] r5:80000113 r4:80239bb0 [ 1328.092063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.092140][ T32] r4:82ac21e4 [ 1328.092166][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.092241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.092271][ T32] r4:eb291dc0 [ 1328.092293][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.092342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.092367][ T32] r4:00000000 [ 1328.092415][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.092490][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.092517][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.092590][ T32] r5:00001000 r4:eafbb000 [ 1328.092719][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.092768][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.092841][ T32] r5:853c5f8c r4:853c5c00 [ 1328.092874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.092928][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.092951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.093025][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.093093][ T32] r4:850f5d80 [ 1328.093171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.093230][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.093288][ T32] r4:00000001 [ 1328.093362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.093419][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.093452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.093513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.093573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.093610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.093661][ T32] r4:8484cc40 [ 1328.093688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.093919][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.094270][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.094321][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.094372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1328.094396][ T32] r4:00000000 [ 1328.094417][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.094459][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.094497][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.094546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a2c0 [ 1328.094594][ T32] r4:00000000 [ 1328.094619][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.094671][ T32] r9:83018205 r8:84976c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1328.094696][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.094743][ T32] r5:00001000 r4:dfa75000 [ 1328.094802][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.094855][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.094904][ T32] r5:85410f8c r4:85410c00 [ 1328.094926][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.094978][ T32] r7:ddde2d80 r6:83018200 r5:85410f8c r4:85363680 [ 1328.095000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.110018][ T32] r10:61c88647 r9:84976c00 r8:853636ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.110130][ T32] r4:85363680 [ 1328.110160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1328.110391][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) ** 6 printk messages dropped ** [ 1328.111891][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.112742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 3 printk messages dropped ** [ 1328.113033][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.113260][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1328.113389][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1328.113551][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1328.113719][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1328.113820][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.113895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.113928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.113977][ T32] r4:8484cc40 [ 1328.114037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.114151][ T32] INFO: task kworker/1:520:4951 blocked for more than 454 seconds. [ 1328.114247][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.114355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.114383][ T32] task:kworker/1:520 state:D stack:0 pid:4951 tgid:4951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.114459][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.114506][ T32] Call trace: [ 1328.114563][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.114647][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:854b0c00 [ 1328.114677][ T32] r4:854b0c00 [ 1328.114700][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.114751][ T32] r5:854b0c00 r4:8291a680 [ 1328.114857][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.114913][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.115016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1328.115082][ T32] r4:00000000 [ 1328.115174][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.132622][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.132717][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.132772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a700 [ 1328.132801][ T32] r4:00000000 [ 1328.132824][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.132892][ T32] r9:83018205 r8:854b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1328.132917][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.132996][ T32] r5:00001000 r4:e08a5000 [ 1328.133061][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.133127][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.133177][ T32] r5:85414b8c r4:85414800 [ 1328.133249][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.133310][ T32] r7:ddde2d80 r6:83018200 r5:85414b8c r4:85363700 [ 1328.133359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.133417][ T32] r10:61c88647 r9:854b0c00 r8:8536372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.133461][ T32] r4:85363700 [ 1328.133507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.133565][ T32] r10:00000000 r9:85363700 r8:80287e08 r7:eb4d1e60 r6:85359900 r5:854b0c00 [ 1328.133590][ T32] r4:00000001 [ 1328.133613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.133655][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1328.133707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.133826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.133870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.133906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.134029][ T32] r4:8535a280 [ 1328.134951][ T32] INFO: task kworker/1:520:4951 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.134997][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.149501][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.149691][ T32] Call trace: [ 1328.149767][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.149911][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.149948][ T32] r4:00000000 [ 1328.149973][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.150027][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.150113][ T32] 1d20: 92669000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.150205][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.150286][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.150318][ T32] r5:80000113 r4:80239bb0 [ 1328.150391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.150445][ T32] r4:82ac21e4 [ 1328.150492][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.150565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.150630][ T32] r4:eb291dc0 [ 1328.150659][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.150737][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.150898][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1328.151111][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1328.151343][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1328.151564][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.151893][ T32] task:kworker/1:521 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.152256][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.152304][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.152356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 1328.152406][ T32] r4:00000000 [ 1328.152431][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.152477][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.152519][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.152593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535a5c0 [ 1328.152622][ T32] r4:00000000 [ 1328.152668][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.152722][ T32] r9:83018205 r8:854b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.152795][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.152875][ T32] r5:00001000 r4:e056f000 [ 1328.152923][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.153052][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.153169][ T32] r5:8541438c r4:85414000 [ 1328.153254][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.153338][ T32] r7:ddde2d80 r6:83018200 r5:8541438c r4:85363780 [ 1328.153365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.153424][ T32] r10:61c88647 r9:854b1800 r8:853637ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.153474][ T32] r4:85363780 [ 1328.153515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.153572][ T32] r10:00000000 r9:85363780 r8:80287e08 r7:eb4d5e60 r6:85359980 r5:854b1800 [ 1328.153597][ T32] r4:00000001 [ 1328.153840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.153889][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1328.153934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.154020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.154055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.154088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.154141][ T32] r4:8535a480 [ 1328.155147][ T32] INFO: task kworker/1:521:4952 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.163157][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.163309][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.163407][ T32] Call trace: [ 1328.163522][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.163602][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.163670][ T32] r4:00000000 [ 1328.163706][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.163790][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.163828][ T32] 1d20: 92669000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.163870][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.163901][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.163948][ T32] r5:80000113 r4:80239bb0 [ 1328.164032][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.164090][ T32] r4:82ac21e4 [ 1328.164137][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.164223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.164259][ T32] r4:eb291dc0 [ 1328.164283][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.164359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.164415][ T32] r4:00000000 [ 1328.164470][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.164535][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.164585][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.164671][ T32] r5:00001000 r4:eafbb000 [ 1328.164723][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.164800][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.164908][ T32] r5:853c5f8c r4:853c5c00 [ 1328.164938][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.164994][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.165085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.174984][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.175067][ T32] r4:850f5d80 [ 1328.175154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.175662][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.175698][ T32] r4:00000001 [ 1328.175721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.175774][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.175808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.175841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.175902][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.175940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.175965][ T32] r4:8484cc40 [ 1328.176014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.176052][ T32] INFO: task kworker/1:522:4954 blocked for more than 454 seconds. [ 1328.176089][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.176119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.176166][ T32] task:kworker/1:522 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.176537][ T32] r4:854b0000 ** 5 printk messages dropped ** [ 1328.176800][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.176989][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.177365][ T32] r5:8541478c r4:85414400 [ 1328.177391][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.177445][ T32] r7:ddde2d80 r6:83018200 r5:8541478c r4:85363880 [ 1328.177535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.177594][ T32] r10:61c88647 r9:854b0000 r8:853638ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1328.177877][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) ** 7 printk messages dropped ** [ 1328.179134][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.179531][ T32] 1d20: 92669000 eafa9000 00000001 80239b98 7f439000 00000001 ** 10 printk messages dropped ** [ 1328.180147][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.180723][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1328.181035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.181478][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1328.182057][ T32] r5:854b2400 r4:8291a680 ** 5 printk messages dropped ** [ 1328.182384][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.183064][ T32] r5:8541538c r4:85415000 [ 1328.183144][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.183274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.183357][ T32] r10:61c88647 r9:854b2400 r8:8536382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.183390][ T32] r4:85363800 [ 1328.183458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.183547][ T32] r10:00000000 r9:85363800 r8:80287e08 r7:eb4e1e60 r6:85359a80 r5:854b2400 [ 1328.183576][ T32] r4:00000001 [ 1328.183600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.183642][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1328.183672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.183764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.183828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.183874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.183900][ T32] r4:8535a480 [ 1328.184376][ T32] INFO: task kworker/1:523:4956 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.184423][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.184572][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.184621][ T32] Call trace: [ 1328.184709][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.184795][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.184826][ T32] r4:00000000 [ 1328.184853][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.184900][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.184956][ T32] 1d20: 92669000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.184994][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.185023][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.185103][ T32] r5:80000113 r4:80239bb0 [ 1328.218177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.218282][ T32] r4:82ac21e4 [ 1328.218307][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.218384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.218440][ T32] r4:eb291dc0 [ 1328.218473][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.218550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.218586][ T32] r4:00000000 [ 1328.218609][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.218665][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.218713][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.218770][ T32] r5:00001000 r4:eafbb000 [ 1328.218793][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.218904][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.219010][ T32] r5:853c5f8c r4:853c5c00 [ 1328.219100][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.219168][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.219194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.219262][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.219318][ T32] r4:850f5d80 [ 1328.219368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.219450][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.219504][ T32] r4:00000001 [ 1328.219530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.219599][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.219644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.219678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.219707][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.219817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.219851][ T32] r4:8484cc40 [ 1328.219880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.219950][ T32] INFO: task kworker/1:524:4958 blocked for more than 454 seconds. [ 1328.219992][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.220039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.220067][ T32] task:kworker/1:524 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.220211][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.220261][ T32] Call trace: [ 1328.220295][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.220378][ T32] r10:8291a684 r9:eb4f1d84 r8:00000002 r7:60000013 r6:eb4f1d8c r5:854b3000 [ 1328.220431][ T32] r4:854b3000 [ 1328.220457][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1328.220672][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.221439][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.221487][ T32] r5:8541578c r4:85415400 [ 1328.221555][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.221663][ T32] r7:ddde2d80 r6:83018200 r5:8541578c r4:85363900 ** 1 printk messages dropped ** [ 1328.221850][ T32] r10:61c88647 r9:854b3000 r8:8536392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.222363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1328.223909][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1328.224274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.224341][ T32] r4:00000000 [ 1328.224392][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.224450][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.224473][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.224545][ T32] r5:00001000 r4:eafbb000 [ 1328.224595][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.224643][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.224693][ T32] r5:853c5f8c r4:853c5c00 [ 1328.224715][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.224767][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.224812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.224893][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.224940][ T32] r4:850f5d80 [ 1328.224991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.225050][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.225122][ T32] r4:00000001 [ 1328.237142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.237228][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.237278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.237316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.237348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.237387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.237413][ T32] r4:8484cc40 [ 1328.237439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.237495][ T32] INFO: task kworker/1:525:4960 blocked for more than 454 seconds. [ 1328.237543][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.237571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.237595][ T32] task:kworker/1:525 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.237656][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.237752][ T32] Call trace: [ 1328.237817][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.237884][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:85344800 [ 1328.237909][ T32] r4:85344800 [ 1328.237956][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.238010][ T32] r5:85344800 r4:8291a680 [ 1328.238066][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.238118][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.238194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1328.238236][ T32] r4:00000000 [ 1328.238262][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.238327][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.238405][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.238503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535aac0 [ 1328.238537][ T32] r4:00000000 [ 1328.238560][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.238614][ T32] r9:83018205 r8:85344800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1328.238639][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.238837][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.238902][ T32] r5:85415b8c r4:85415800 [ 1328.238950][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.239013][ T32] r7:ddde2d80 r6:83018200 r5:85415b8c r4:85363980 [ 1328.239072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.239162][ T32] r10:61c88647 r9:85344800 r8:853639ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.239217][ T32] r4:85363980 [ 1328.239243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.239321][ T32] r10:00000000 r9:85363980 r8:80287e08 r7:eb4e1e60 r6:85363a00 r5:85344800 [ 1328.239358][ T32] r4:00000001 [ 1328.239382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1328.239593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1328.241083][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.241257][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1328.241476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1328.242036][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1328.242456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.242817][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1328.243206][ T32] r4:85346000 ** 4 printk messages dropped ** [ 1328.243391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 ** 7 printk messages dropped ** [ 1328.243721][ T32] r9:83018205 r8:85346000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1328.243941][ T32] r5:85416f8c r4:85416c00 [ 1328.243962][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.244036][ T32] r7:ddde2d80 r6:83018200 r5:85416f8c r4:85363a80 [ 1328.244086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.244145][ T32] r10:61c88647 r9:85346000 r8:85363aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.244172][ T32] r4:85363a80 [ 1328.244193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.244245][ T32] r10:00000000 r9:85363a80 r8:80287e08 r7:eb4e1e60 r6:85363b00 r5:85346000 [ 1328.244268][ T32] r4:00000001 [ 1328.244340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.244384][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1328.244414][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.244446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.244475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.244550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.244579][ T32] r4:8535ac40 [ 1328.244967][ T32] INFO: task kworker/1:526:4963 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.245007][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.245160][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.265729][ T32] Call trace: [ 1328.265778][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.265907][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.265966][ T32] r4:00000000 [ 1328.266021][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.266075][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.266112][ T32] 1d20: 93149000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.266146][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.266174][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.266227][ T32] r5:80000113 r4:80239bb0 [ 1328.266255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.266331][ T32] r4:82ac21e4 [ 1328.266362][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.266460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.266488][ T32] r4:eb291dc0 [ 1328.266510][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.266559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.266584][ T32] r4:00000000 [ 1328.266622][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.266705][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.266732][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.266786][ T32] r5:00001000 r4:eafbb000 [ 1328.266909][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.267000][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.267104][ T32] r5:853c5f8c r4:853c5c00 [ 1328.267212][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.267278][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.267337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.267397][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.267434][ T32] r4:850f5d80 [ 1328.267459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.267552][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.267614][ T32] r4:00000001 [ 1328.267670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.267717][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.267802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.267884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.267921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.268005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.268034][ T32] r4:8484cc40 [ 1328.268063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.268098][ T32] INFO: task kworker/1:527:4965 blocked for more than 454 seconds. [ 1328.268176][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.268330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.268367][ T32] task:kworker/1:527 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.268473][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.268523][ T32] Call trace: [ 1328.268603][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.268691][ T32] r10:8291a684 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:85346c00 [ 1328.268720][ T32] r4:85346c00 [ 1328.268742][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.268790][ T32] r5:85346c00 r4:8291a680 [ 1328.268814][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.268914][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.268994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1328.269029][ T32] r4:00000000 [ 1328.269076][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.269131][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.269195][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.269255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535acc0 [ 1328.269280][ T32] r4:00000000 [ 1328.269301][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1328.269410][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.269628][ T32] r5:85415f8c r4:85415c00 [ 1328.269651][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.269754][ T32] r7:ddde2d80 r6:83018200 r5:85415f8c r4:85363b80 [ 1328.269788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.269842][ T32] r10:61c88647 r9:85346c00 r8:85363bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.269872][ T32] r4:85363b80 [ 1328.269893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.269947][ T32] r10:00000000 r9:85363b80 r8:80287e08 r7:eb4f5e60 r6:85363c00 r5:85346c00 [ 1328.269971][ T32] r4:00000001 [ 1328.269991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.270031][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1328.270080][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.270117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.270147][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.270180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.270225][ T32] r4:8535adc0 [ 1328.271187][ T32] INFO: task kworker/1:527:4965 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.271263][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.271364][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.271446][ T32] Call trace: [ 1328.271508][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.271570][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.271599][ T32] r4:00000000 [ 1328.271656][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.271708][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.271766][ T32] 1d20: 93149000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.271853][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.271929][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.272028][ T32] r5:80000113 r4:80239bb0 [ 1328.272055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.272131][ T32] r4:82ac21e4 [ 1328.272157][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.272210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.272274][ T32] r4:eb291dc0 [ 1328.272305][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.272408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.272441][ T32] r4:00000000 [ 1328.272462][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.272545][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.272579][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.272627][ T32] r5:00001000 r4:eafbb000 [ 1328.272649][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.272746][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.272799][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1328.273053][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1328.273437][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.273844][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.274267][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.274752][ T32] r9:83018205 r8:85343c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1328.275008][ T32] r5:8541638c r4:85416000 [ 1328.275047][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.275103][ T32] r7:ddde2d80 r6:83018200 r5:8541638c r4:85363c80 ** 2 printk messages dropped ** [ 1328.304874][ T32] r4:85363c80 ** 6 printk messages dropped ** [ 1328.305542][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.306801][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.307265][ T32] 1d20: 934e6000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1328.307690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1328.308198][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.308580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.308754][ T32] INFO: task kworker/1:529:4970 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1328.309012][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.309389][ T32] r5:852f6c00 r4:8291a680 ** 3 printk messages dropped ** [ 1328.309562][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.309769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85361940 ** 7 printk messages dropped ** [ 1328.310129][ T32] r5:8541678c r4:85416400 [ 1328.310201][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.310257][ T32] r7:ddde2d80 r6:83018200 r5:8541678c r4:85363d80 [ 1328.310305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.310363][ T32] r10:61c88647 r9:852f6c00 r8:85363dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.310390][ T32] r4:85363d80 [ 1328.310411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.310511][ T32] r10:00000000 r9:85363d80 r8:80287e08 r7:eb4f5e60 r6:85363e00 r5:852f6c00 [ 1328.310562][ T32] r4:00000001 [ 1328.310608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.310687][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1328.310772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.310814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.310852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.311006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.311086][ T32] r4:8535e040 [ 1328.311603][ T32] INFO: task kworker/1:529:4970 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.311651][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.311717][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.311767][ T32] Call trace: [ 1328.311799][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.311873][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.311933][ T32] r4:00000000 [ 1328.311985][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.312075][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.312145][ T32] 1d20: 934e6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.312189][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.312222][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.312263][ T32] r5:80000113 r4:80239bb0 [ 1328.312388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.312472][ T32] r4:82ac21e4 [ 1328.312500][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.312556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.312584][ T32] r4:eb291dc0 [ 1328.312630][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.312686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.312712][ T32] r4:00000000 [ 1328.312757][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.312826][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.312860][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.312911][ T32] r5:00001000 r4:eafbb000 [ 1328.312934][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.312979][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.313027][ T32] r5:853c5f8c r4:853c5c00 [ 1328.313050][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.313105][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.313129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.313181][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.313205][ T32] r4:850f5d80 [ 1328.313277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.313337][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.313363][ T32] r4:00000001 [ 1328.313411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.313462][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.313493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.313601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.313642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.313676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.313700][ T32] r4:8484cc40 [ 1328.313721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.313772][ T32] INFO: task kworker/1:530:4971 blocked for more than 454 seconds. [ 1328.313809][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.313835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.313864][ T32] task:kworker/1:530 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.314080][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.314146][ T32] Call trace: [ 1328.314187][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.314244][ T32] r10:8291a684 r9:eb509d84 r8:00000002 r7:60000013 r6:eb509d8c r5:85438000 [ 1328.314269][ T32] r4:85438000 [ 1328.314291][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.314389][ T32] r5:85438000 r4:8291a680 [ 1328.314432][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.314555][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.314635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1328.314668][ T32] r4:00000000 [ 1328.314690][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.314731][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.314826][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.314908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a080 [ 1328.314960][ T32] r4:00000000 [ 1328.314992][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.345574][ T32] r9:83018205 r8:85438000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.345716][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.345805][ T32] r5:00001000 r4:eae89000 [ 1328.345853][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.345910][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.345961][ T32] r5:8541778c r4:85417400 [ 1328.346007][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.346069][ T32] r7:ddde2d80 r6:83018200 r5:8541778c r4:85363e80 [ 1328.346146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.346209][ T32] r10:61c88647 r9:85438000 r8:85363eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.346235][ T32] r4:85363e80 [ 1328.346257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.346312][ T32] r10:00000000 r9:85363e80 r8:80287e08 r7:eb4f5e60 r6:85363f00 r5:85438000 [ 1328.346336][ T32] r4:00000001 [ 1328.346357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.346400][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1328.346460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.346513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.346568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.346607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.346632][ T32] r4:8535ad80 [ 1328.347647][ T32] INFO: task kworker/1:530:4971 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.347724][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.347854][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.347913][ T32] Call trace: [ 1328.347992][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.348076][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.348112][ T32] r4:00000000 [ 1328.348160][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.348249][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.348338][ T32] 1d20: 93a87000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.348406][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.348489][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.348527][ T32] r5:80000113 r4:80239bb0 [ 1328.348552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.348601][ T32] r4:82ac21e4 [ 1328.348624][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.348675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.348714][ T32] r4:eb291dc0 [ 1328.348741][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.348791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.348840][ T32] r4:00000000 [ 1328.348917][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.348989][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.349036][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.349109][ T32] r5:00001000 r4:eafbb000 [ 1328.349157][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.349240][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.349299][ T32] r5:853c5f8c r4:853c5c00 [ 1328.349322][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.349400][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.349427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.349482][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.349507][ T32] r4:850f5d80 [ 1328.349553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.349645][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.349676][ T32] r4:00000001 [ 1328.349701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.349768][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.349802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.349851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.349903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.349948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.349978][ T32] r4:8484cc40 [ 1328.350003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.350048][ T32] INFO: task kworker/1:531:4972 blocked for more than 454 seconds. [ 1328.350087][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.350121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.350160][ T32] task:kworker/1:531 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.350238][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.350286][ T32] Call trace: [ 1328.350344][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.350403][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:85438c00 [ 1328.350430][ T32] r4:85438c00 [ 1328.350458][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.350508][ T32] r5:85438c00 r4:8291a680 [ 1328.350547][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.350661][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.350725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1328.350750][ T32] r4:00000000 [ 1328.350771][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.350812][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.350884][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.350983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535df80 [ 1328.351013][ T32] r4:00000000 [ 1328.351101][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.351183][ T32] r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1328.351211][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.351299][ T32] r5:00001000 r4:eae6b000 [ 1328.351325][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.351433][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.351486][ T32] r5:85414f8c r4:85414c00 [ 1328.351559][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.351614][ T32] r7:ddde2d80 r6:83018200 r5:85414f8c r4:85363f80 [ 1328.351637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.351714][ T32] r10:61c88647 r9:85438c00 r8:85363fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.351782][ T32] r4:85363f80 [ 1328.351807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.351898][ T32] r10:00000000 r9:85363f80 r8:80287e08 r7:eb509e60 r6:850f5f00 r5:85438c00 [ 1328.351928][ T32] r4:00000001 [ 1328.351965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.352034][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1328.352069][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.352108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.352141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.352175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.352200][ T32] r4:8535e540 [ 1328.352778][ T32] INFO: task kworker/1:531:4972 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.352909][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.353045][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.353111][ T32] Call trace: [ 1328.353150][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.353215][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 6 printk messages dropped ** [ 1328.353500][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1328.353736][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1328.354109][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1328.354449][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.354839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1328.377670][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1328.378177][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1328.378323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.378510][ T32] r5:00001000 r4:eb05b000 ** 2 printk messages dropped ** [ 1328.378665][ T32] r5:85417f8c r4:85417c00 [ 1328.378738][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.378820][ T32] r7:ddde2d80 r6:83018200 r5:85417f8c r4:84a13000 ** 1 printk messages dropped ** [ 1328.378907][ T32] r10:61c88647 r9:85439800 r8:84a1302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1328.379110][ T32] r10:00000000 r9:84a13000 r8:80287e08 r7:eb509e60 r6:84a13080 r5:85439800 ** 5 printk messages dropped ** [ 1328.379370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.380339][ T32] INFO: task kworker/1:532:4975 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 4 printk messages dropped ** [ 1328.380686][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 6 printk messages dropped ** [ 1328.381048][ T32] r5:80000113 r4:80239bb0 [ 1328.381100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.381167][ T32] r4:82ac21e4 [ 1328.381196][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.381274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.381336][ T32] r4:eb291dc0 [ 1328.381366][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.381417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.381445][ T32] r4:00000000 [ 1328.381466][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.381519][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.381543][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.381590][ T32] r5:00001000 r4:eafbb000 [ 1328.381612][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.381671][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.381740][ T32] r5:853c5f8c r4:853c5c00 [ 1328.381790][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.381853][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.381911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.381970][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.381995][ T32] r4:850f5d80 [ 1328.382017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.382069][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.382094][ T32] r4:00000001 [ 1328.382116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.382157][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.382189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.382270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.382311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.382369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.382422][ T32] r4:8484cc40 [ 1328.382449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.382505][ T32] INFO: task kworker/1:533:4977 blocked for more than 454 seconds. [ 1328.382603][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.382728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.382784][ T32] task:kworker/1:533 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.382911][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.383003][ T32] Call trace: [ 1328.383120][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.383232][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000113 r6:eb515d8c r5:8543a400 [ 1328.383271][ T32] r4:8543a400 [ 1328.383298][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.383395][ T32] r5:8543a400 r4:8291a680 [ 1328.383446][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.383500][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.383553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1328.383579][ T32] r4:00000000 [ 1328.383602][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.383684][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.383762][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.383828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a280 [ 1328.383914][ T32] r4:00000000 [ 1328.383945][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.384001][ T32] r9:83018205 r8:8543a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1328.384029][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.384251][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.384306][ T32] r5:85417b8c r4:85417800 [ 1328.384329][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.384380][ T32] r7:ddde2d80 r6:83018200 r5:85417b8c r4:84a13100 ** 1 printk messages dropped ** [ 1328.384582][ T32] r10:61c88647 r9:8543a400 r8:84a1312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.385009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.404437][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1328.404822][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.405001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1328.416484][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.416843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.416907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.416946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.416996][ T32] r4:8484cc40 [ 1328.417025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.417058][ T32] INFO: task kworker/1:534:4979 blocked for more than 454 seconds. [ 1328.417094][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.417159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.417213][ T32] task:kworker/1:534 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.417306][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.417353][ T32] Call trace: [ 1328.417470][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.417533][ T32] r10:8291a684 r9:eb519d84 r8:00000002 r7:60000013 r6:eb519d8c r5:8543b000 [ 1328.417562][ T32] r4:8543b000 [ 1328.417609][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.417662][ T32] r5:8543b000 r4:8291a680 [ 1328.417685][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.417729][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.417825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1328.417875][ T32] r4:00000000 [ 1328.417911][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.417957][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.418072][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.418182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a240 [ 1328.418210][ T32] r4:00000000 [ 1328.418232][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.418314][ T32] r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.418342][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.418408][ T32] r5:00001000 r4:eb081000 [ 1328.418433][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.418477][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.418549][ T32] r5:85416b8c r4:85416800 [ 1328.418609][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.418678][ T32] r7:ddde2d80 r6:83018200 r5:85416b8c r4:84a13200 [ 1328.418704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.418809][ T32] r10:61c88647 r9:8543b000 r8:84a1322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.418854][ T32] r4:84a13200 [ 1328.418937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.419029][ T32] r10:00000000 r9:84a13200 r8:80287e08 r7:eb50de60 r6:84a13280 r5:8543b000 [ 1328.419096][ T32] r4:00000001 [ 1328.419119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.419228][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1328.419272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.419306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.419366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.419428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.419482][ T32] r4:8475a4c0 [ 1328.420386][ T32] INFO: task kworker/1:534:4979 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.420458][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.420532][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.420633][ T32] Call trace: [ 1328.420676][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.420751][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.420785][ T32] r4:00000000 [ 1328.420808][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.420861][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.420895][ T32] 1d20: 94280000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.420958][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.421015][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.421046][ T32] r5:80000113 r4:80239bb0 [ 1328.421095][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.421151][ T32] r4:82ac21e4 [ 1328.421197][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.421251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.421276][ T32] r4:eb291dc0 [ 1328.421298][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.421347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.421371][ T32] r4:00000000 [ 1328.421392][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.421444][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.421467][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.421538][ T32] r5:00001000 r4:eafbb000 [ 1328.421587][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.421640][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.421712][ T32] r5:853c5f8c r4:853c5c00 ** 1 printk messages dropped ** [ 1328.421843][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1328.422115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.422499][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1328.422952][ T32] r4:8543bc00 ** 4 printk messages dropped ** [ 1328.423223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 ** 8 printk messages dropped ** [ 1328.423617][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.423819][ T32] r5:8540db8c r4:8540d800 [ 1328.423842][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.423907][ T32] r7:ddde2d80 r6:83018200 r5:8540db8c r4:84a13300 [ 1328.423952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.424013][ T32] r10:61c88647 r9:8543bc00 r8:84a1332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.424093][ T32] r4:84a13300 [ 1328.424120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.424173][ T32] r10:00000000 r9:84a13300 r8:80287e08 r7:eb519e60 r6:84a13380 r5:8543bc00 [ 1328.424224][ T32] r4:00000001 [ 1328.424258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.424300][ T32] Exception stack(0xeb51dfb0 to 0xeb51dff8) [ 1328.424331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.424364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.424420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.424465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.424491][ T32] r4:8475a100 [ 1328.424971][ T32] INFO: task kworker/1:535:4981 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.425013][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.447463][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.447665][ T32] Call trace: [ 1328.447713][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.447788][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.447852][ T32] r4:00000000 [ 1328.447998][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.448061][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.448101][ T32] 1d20: 94515000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.448186][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.448228][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.448260][ T32] r5:80000113 r4:80239bb0 [ 1328.448285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.448385][ T32] r4:82ac21e4 [ 1328.448420][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.448473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.448556][ T32] r4:eb291dc0 [ 1328.448592][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.448668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.448703][ T32] r4:00000000 [ 1328.448750][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.448811][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.448903][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.449003][ T32] r5:00001000 r4:eafbb000 [ 1328.449033][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.449082][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.449136][ T32] r5:853c5f8c r4:853c5c00 [ 1328.449160][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.449216][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.449240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.449312][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.449343][ T32] r4:850f5d80 [ 1328.449366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.449444][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.449485][ T32] r4:00000001 [ 1328.449536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.449581][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.449663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.449700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.449782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.449845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.449907][ T32] r4:8484cc40 [ 1328.449944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.449976][ T32] INFO: task kworker/1:536:4982 blocked for more than 454 seconds. [ 1328.450030][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.450086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.450122][ T32] task:kworker/1:536 state:D stack:0 pid:4982 tgid:4982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.450179][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.450273][ T32] Call trace: [ 1328.450313][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.450370][ T32] r10:8291a684 r9:eb511d84 r8:00000002 r7:60000013 r6:eb511d8c r5:8543c800 [ 1328.450420][ T32] r4:8543c800 [ 1328.450446][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.450495][ T32] r5:8543c800 r4:8291a680 [ 1328.450532][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.450580][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.450659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 [ 1328.450688][ T32] r4:00000000 [ 1328.450784][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.450828][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.450923][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.450978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a980 [ 1328.451078][ T32] r4:00000000 [ 1328.451152][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.451223][ T32] r9:83018205 r8:8543c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1328.451251][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.451324][ T32] r5:00001000 r4:eb0b3000 [ 1328.451400][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.451501][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.451579][ T32] r5:8541c38c r4:8541c000 [ 1328.451605][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.451683][ T32] r7:ddde2d80 r6:83018200 r5:8541c38c r4:84a13400 [ 1328.451734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.451793][ T32] r10:61c88647 r9:8543c800 r8:84a1342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.451819][ T32] r4:84a13400 [ 1328.451841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.451901][ T32] r10:00000000 r9:84a13400 r8:80287e08 r7:eb51de60 r6:84a13480 r5:8543c800 [ 1328.451926][ T32] r4:00000001 [ 1328.451971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.452048][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1328.452112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.452151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.452182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.452300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.452378][ T32] r4:8475a800 [ 1328.453305][ T32] INFO: task kworker/1:536:4982 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.453377][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.453479][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.453555][ T32] Call trace: [ 1328.453594][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.453679][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.453715][ T32] r4:00000000 [ 1328.453773][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.453822][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.453861][ T32] 1d20: 94515000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.453896][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.453925][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.453996][ T32] r5:80000113 r4:80239bb0 [ 1328.454073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.454130][ T32] r4:82ac21e4 [ 1328.454194][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.454296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.454369][ T32] r4:eb291dc0 [ 1328.454394][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.454443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.454491][ T32] r4:00000000 [ 1328.454522][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.454575][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.454598][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.454645][ T32] r5:00001000 r4:eafbb000 [ 1328.454667][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.454762][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.454821][ T32] r5:853c5f8c r4:853c5c00 [ 1328.454844][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.454904][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.454929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.455007][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.455094][ T32] r4:850f5d80 [ 1328.471861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.471999][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.472066][ T32] r4:00000001 [ 1328.472117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.472167][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.472201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.472258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.472294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.472331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.472357][ T32] r4:8484cc40 [ 1328.472432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.472508][ T32] INFO: task kworker/1:537:4985 blocked for more than 454 seconds. [ 1328.472557][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.472637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.472665][ T32] task:kworker/1:537 state:D stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.472728][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.472858][ T32] Call trace: [ 1328.472937][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.473046][ T32] r10:8291a684 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:8543d400 [ 1328.473136][ T32] r4:8543d400 [ 1328.473167][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.473260][ T32] r5:8543d400 r4:8291a680 [ 1328.473320][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.473414][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.473525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 1328.473562][ T32] r4:00000000 [ 1328.473610][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.473664][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.473710][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.473761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475aa00 [ 1328.473812][ T32] r4:00000000 [ 1328.473857][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.473970][ T32] r9:83018205 r8:8543d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1328.474039][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.474104][ T32] r5:00001000 r4:eb0e7000 [ 1328.474176][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.474232][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.474306][ T32] r5:8541cb8c r4:8541c800 [ 1328.474337][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.474406][ T32] r7:ddde2d80 r6:83018200 r5:8541cb8c r4:84a13500 [ 1328.474437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.474546][ T32] r10:61c88647 r9:8543d400 r8:84a1352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.474584][ T32] r4:84a13500 [ 1328.474607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.474661][ T32] r10:00000000 r9:84a13500 r8:80287e08 r7:eb511e60 r6:84a13580 r5:8543d400 [ 1328.474687][ T32] r4:00000001 [ 1328.474717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.474804][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1328.474872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.474952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.475001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.475138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.488279][ T32] r4:8475a940 [ 1328.489306][ T32] INFO: task kworker/1:537:4985 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.489400][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.489521][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.489620][ T32] Call trace: [ 1328.489683][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.489755][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.489784][ T32] r4:00000000 [ 1328.489834][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.489894][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.489932][ T32] 1d20: 949c2000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.490021][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.490084][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.490135][ T32] r5:80000113 r4:80239bb0 [ 1328.490240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.490352][ T32] r4:82ac21e4 [ 1328.490388][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.490442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.490468][ T32] r4:eb291dc0 [ 1328.490491][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.490566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.490647][ T32] r4:00000000 [ 1328.490676][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.490788][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.490835][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.490899][ T32] r5:00001000 r4:eafbb000 [ 1328.490975][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.491118][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.491228][ T32] r5:853c5f8c r4:853c5c00 [ 1328.491257][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.491315][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.491341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.491450][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.491482][ T32] r4:850f5d80 [ 1328.491530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.491601][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.491637][ T32] r4:00000001 [ 1328.491701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.491783][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.491820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.491885][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.491949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.491998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.492029][ T32] r4:8484cc40 [ 1328.492080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.492148][ T32] INFO: task kworker/1:538:4987 blocked for more than 454 seconds. [ 1328.492209][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.492268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.492321][ T32] task:kworker/1:538 state:D stack:0 pid:4987 tgid:4987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.492398][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.492445][ T32] Call trace: [ 1328.492486][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.492597][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000013 r6:eb529d8c r5:8543ec00 [ 1328.492654][ T32] r4:8543ec00 [ 1328.492682][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.492734][ T32] r5:8543ec00 r4:8291a680 [ 1328.492759][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.492856][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.492959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1328.492990][ T32] r4:00000000 [ 1328.493013][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.493057][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.493101][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.493150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ac00 [ 1328.493175][ T32] r4:00000000 [ 1328.493198][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.493275][ T32] r9:83018205 r8:8543ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1328.493305][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.493358][ T32] r5:00001000 r4:eb129000 [ 1328.493381][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.493425][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.493474][ T32] r5:8541c78c r4:8541c400 [ 1328.493496][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.493550][ T32] r7:ddde2d80 r6:83018200 r5:8541c78c r4:84a13600 [ 1328.493621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.493681][ T32] r10:61c88647 r9:8543ec00 r8:84a1362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.493758][ T32] r4:84a13600 [ 1328.493787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.493865][ T32] r10:00000000 r9:84a13600 r8:80287e08 r7:eb521e60 r6:84a13680 r5:8543ec00 [ 1328.493904][ T32] r4:00000001 [ 1328.493951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.494053][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1328.494089][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.494127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.494160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.494194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.494220][ T32] r4:8475aa40 [ 1328.494694][ T32] INFO: task kworker/1:538:4987 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.494788][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.494928][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.495005][ T32] Call trace: [ 1328.495115][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.516755][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.516813][ T32] r4:00000000 [ 1328.516842][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.516923][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.516962][ T32] 1d20: 94d14000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.516999][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.517030][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.517058][ T32] r5:80000113 r4:80239bb0 [ 1328.517082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.517139][ T32] r4:82ac21e4 [ 1328.517163][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.517264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.517303][ T32] r4:eb291dc0 [ 1328.517328][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.517380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.517420][ T32] r4:00000000 [ 1328.517449][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.517506][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.517531][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.517583][ T32] r5:00001000 r4:eafbb000 [ 1328.517607][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.517651][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.517722][ T32] r5:853c5f8c r4:853c5c00 [ 1328.517750][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.517807][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.517833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.517895][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.517923][ T32] r4:850f5d80 [ 1328.517994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.518059][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.518085][ T32] r4:00000001 [ 1328.518133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.518232][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.518268][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.518304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.518335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.518381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.518412][ T32] r4:8484cc40 [ 1328.518465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.518503][ T32] INFO: task kworker/1:539:4989 blocked for more than 454 seconds. [ 1328.518542][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.518571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.518596][ T32] task:kworker/1:539 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.518723][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.518776][ T32] Call trace: [ 1328.518854][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.518915][ T32] r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000013 r6:eb52dd8c r5:85440c00 [ 1328.518950][ T32] r4:85440c00 [ 1328.519024][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.519147][ T32] r5:85440c00 r4:8291a680 [ 1328.519179][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.519226][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.519276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1328.519334][ T32] r4:00000000 [ 1328.519380][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.519451][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.519520][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.519583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830cbb40 [ 1328.519658][ T32] r4:00000000 [ 1328.519684][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.519737][ T32] r9:83018205 r8:85440c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.519763][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.519810][ T32] r5:00001000 r4:eb2c1000 [ 1328.519832][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.519931][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.520037][ T32] r5:8541d78c r4:8541d400 [ 1328.520063][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.520122][ T32] r7:ddde2d80 r6:83018200 r5:8541d78c r4:84a13700 [ 1328.520144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.520227][ T32] r10:61c88647 r9:85440c00 r8:84a1372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.520256][ T32] r4:84a13700 [ 1328.520374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.520455][ T32] r10:00000000 r9:84a13700 r8:80287e08 r7:eb529e60 r6:84a13780 r5:85440c00 [ 1328.520515][ T32] r4:00000001 [ 1328.520594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.520670][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1328.520711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.520747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.520778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.520811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.520856][ T32] r4:8475aa80 [ 1328.521842][ T32] INFO: task kworker/1:539:4989 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.521912][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.522069][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.522166][ T32] Call trace: [ 1328.522258][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.522328][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.522380][ T32] r4:00000000 [ 1328.522412][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.522459][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.522524][ T32] 1d20: 94d14000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.522564][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.522597][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.522625][ T32] r5:80000113 r4:80239bb0 [ 1328.522673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.522724][ T32] r4:82ac21e4 [ 1328.522791][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.522853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.522906][ T32] r4:eb291dc0 [ 1328.522931][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.523054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.523149][ T32] r4:00000000 [ 1328.523203][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.523296][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.523332][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.523381][ T32] r5:00001000 r4:eafbb000 [ 1328.523404][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.523495][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.523570][ T32] r5:853c5f8c r4:853c5c00 [ 1328.523620][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.523677][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.523701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.523754][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.523780][ T32] r4:850f5d80 [ 1328.523801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.523860][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.523901][ T32] r4:00000001 [ 1328.523927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.523968][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.524000][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.524033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.524063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.524115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.524191][ T32] r4:8484cc40 [ 1328.524232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.524263][ T32] INFO: task kworker/1:540:4990 blocked for more than 454 seconds. [ 1328.524308][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.524338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.524399][ T32] task:kworker/1:540 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.524485][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.524530][ T32] Call trace: [ 1328.524563][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.524617][ T32] r10:8291a684 r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:85441800 [ 1328.524668][ T32] r4:85441800 [ 1328.524696][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.524747][ T32] r5:85441800 r4:8291a680 [ 1328.524796][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.524844][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.524925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1328.524961][ T32] r4:00000000 [ 1328.524983][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.525035][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.545620][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.545726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475af80 [ 1328.545754][ T32] r4:00000000 [ 1328.545804][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.545885][ T32] r9:83018205 r8:85441800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.545918][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.545988][ T32] r5:00001000 r4:eb2ab000 [ 1328.546039][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.546114][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.546190][ T32] r5:8541d38c r4:8541d000 [ 1328.546241][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.546300][ T32] r7:ddde2d80 r6:83018200 r5:8541d38c r4:84a13800 [ 1328.546324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.546378][ T32] r10:61c88647 r9:85441800 r8:84a1382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.546402][ T32] r4:84a13800 [ 1328.546424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.546477][ T32] r10:00000000 r9:84a13800 r8:80287e08 r7:eb52de60 r6:84a13880 r5:85441800 [ 1328.546502][ T32] r4:00000001 [ 1328.546523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.546566][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1328.546606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.546640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.546670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.546705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.546755][ T32] r4:8475aa40 [ 1328.547714][ T32] INFO: task kworker/1:540:4990 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.547763][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.547885][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.547997][ T32] Call trace: [ 1328.548050][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.548114][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.548140][ T32] r4:00000000 [ 1328.548186][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.548262][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.548305][ T32] 1d20: 94f9d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.548339][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.548369][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.548398][ T32] r5:80000113 r4:80239bb0 [ 1328.548424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.548478][ T32] r4:82ac21e4 [ 1328.548502][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.548553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.548595][ T32] r4:eb291dc0 [ 1328.548624][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.548678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.548728][ T32] r4:00000000 [ 1328.548756][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.548826][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.548868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.548948][ T32] r5:00001000 r4:eafbb000 [ 1328.548999][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.549106][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.549170][ T32] r5:853c5f8c r4:853c5c00 [ 1328.549195][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.549250][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.549303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.549392][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.549444][ T32] r4:850f5d80 [ 1328.549500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.549556][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 1 printk messages dropped ** [ 1328.549651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1328.549826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.549859][ T32] r4:8484cc40 [ 1328.549957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.550144][ T32] INFO: task kworker/0:392:4993 blocked for more than 455 seconds. [ 1328.550264][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.550298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.550372][ T32] task:kworker/0:392 state:D stack:0 pid:4993 tgid:4993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.550439][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.550486][ T32] Call trace: [ 1328.550574][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.550634][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:854b5400 [ 1328.550684][ T32] r4:854b5400 [ 1328.550723][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.550778][ T32] r5:854b5400 r4:8291a680 [ 1328.550800][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.550844][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.550900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1328.550950][ T32] r4:00000000 [ 1328.550976][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.551070][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.551127][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.551250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e5240 [ 1328.551280][ T32] r4:00000000 [ 1328.551302][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.551405][ T32] r9:83018005 r8:854b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1328.551437][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.551487][ T32] r5:00001000 r4:eb41d000 [ 1328.551524][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.551621][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.551674][ T32] r5:853b378c r4:853b3400 [ 1328.551721][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.551802][ T32] r7:dddced80 r6:83018000 r5:853b378c r4:85359b80 [ 1328.551835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.551896][ T32] r10:61c88647 r9:854b5400 r8:85359bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.551933][ T32] r4:85359b80 [ 1328.551960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.552069][ T32] r10:00000000 r9:85359b80 r8:80287e08 r7:eb3b5e60 r6:85359c00 r5:854b5400 [ 1328.552117][ T32] r4:00000001 [ 1328.552147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.552209][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1328.552251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.552293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.552340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.552612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.552682][ T32] r4:84b7aec0 [ 1328.553194][ T32] INFO: task kworker/0:392:4993 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.553238][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.553385][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.553443][ T32] Call trace: [ 1328.553477][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.553580][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.553610][ T32] r4:00000000 [ 1328.553632][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.553704][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.553768][ T32] 1d20: 94f9d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.553805][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.553834][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.553866][ T32] r5:80000113 r4:80239bb0 [ 1328.553891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.553938][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1328.554008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 8 printk messages dropped ** [ 1328.554287][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.554767][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1328.585777][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1328.586384][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.586743][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.587205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee000 ** 7 printk messages dropped ** [ 1328.587703][ T32] r5:8541df8c r4:8541dc00 [ 1328.587763][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.587861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.588339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.589945][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.590128][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1328.590390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1328.591065][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1328.591160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.591227][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.591267][ T32] r4:00000001 [ 1328.591314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.591395][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.591448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.591484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.591567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.591612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.591637][ T32] r4:8484cc40 [ 1328.591710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.591743][ T32] INFO: task kworker/1:542:4998 blocked for more than 455 seconds. [ 1328.591797][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.591828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.591858][ T32] task:kworker/1:542 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.591934][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.592022][ T32] Call trace: [ 1328.592060][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.592119][ T32] r10:8291a684 r9:eb539d84 r8:00000002 r7:60000013 r6:eb539d8c r5:854b6c00 [ 1328.592194][ T32] r4:854b6c00 [ 1328.592220][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.592269][ T32] r5:854b6c00 r4:8291a680 [ 1328.592362][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.592412][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.592467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1328.592497][ T32] r4:00000000 [ 1328.592519][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.592583][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.592652][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.592753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee200 [ 1328.592781][ T32] r4:00000000 [ 1328.592852][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.592932][ T32] r9:83018205 r8:854b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1328.592972][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.593024][ T32] r5:00001000 r4:eb2e9000 [ 1328.593046][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.593114][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.593168][ T32] r5:8541e38c r4:8541e000 [ 1328.593216][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.593271][ T32] r7:ddde2d80 r6:83018200 r5:8541e38c r4:84a13980 [ 1328.593304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.593361][ T32] r10:61c88647 r9:854b6c00 r8:84a139ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.593387][ T32] r4:84a13980 [ 1328.593409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.593460][ T32] r10:00000000 r9:84a13980 r8:80287e08 r7:dfd39e60 r6:85359d00 r5:854b6c00 [ 1328.593484][ T32] r4:00000001 [ 1328.593512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.593553][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1328.593583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.593616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.593697][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.593756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.593784][ T32] r4:849ee300 [ 1328.594279][ T32] INFO: task kworker/1:542:4998 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.594321][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.594476][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.594591][ T32] Call trace: [ 1328.594661][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.594724][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.594750][ T32] r4:00000000 [ 1328.594771][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.594815][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.594930][ T32] 1d20: 9553f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.595010][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.595082][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.595179][ T32] r5:80000113 r4:80239bb0 [ 1328.617249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.617414][ T32] r4:82ac21e4 [ 1328.617460][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.617559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.617634][ T32] r4:eb291dc0 [ 1328.617686][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.617778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.617828][ T32] r4:00000000 [ 1328.617883][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.617983][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.618033][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.618145][ T32] r5:00001000 r4:eafbb000 [ 1328.618183][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.618256][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.618334][ T32] r5:853c5f8c r4:853c5c00 [ 1328.618375][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.618434][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.618484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.618543][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.618569][ T32] r4:850f5d80 [ 1328.618591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.618644][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.618706][ T32] r4:00000001 [ 1328.618758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.618804][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.618839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.618932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.618994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.619086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1328.619476][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.619927][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.620179][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.620548][ T32] r5:85424f8c r4:85424c00 [ 1328.620599][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.620702][ T32] r7:ddde2d80 r6:83018200 r5:85424f8c r4:84a13a00 [ 1328.620728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.620784][ T32] r10:61c88647 r9:84988000 r8:84a13a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1328.620904][ T32] r10:00000000 r9:84a13a00 r8:80287e08 r7:eb539e60 r6:85359d80 r5:84988000 ** 9 printk messages dropped ** [ 1328.622182][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.622857][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1328.623214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.623248][ T32] r4:eb291dc0 [ 1328.623270][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.623320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.623399][ T32] r4:00000000 [ 1328.623428][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.623488][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.623584][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.623689][ T32] r5:00001000 r4:eafbb000 [ 1328.623750][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.623804][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.623858][ T32] r5:853c5f8c r4:853c5c00 [ 1328.623881][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.623935][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.623959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.624013][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.624038][ T32] r4:850f5d80 [ 1328.624108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.624165][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.624192][ T32] r4:00000001 [ 1328.624242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.624318][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.624352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.624386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.624416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.624449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.624497][ T32] r4:8484cc40 [ 1328.624546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.624576][ T32] INFO: task kworker/1:544:5001 blocked for more than 455 seconds. [ 1328.624610][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.624635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.624659][ T32] task:kworker/1:544 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.624729][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.624825][ T32] Call trace: [ 1328.624868][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.624949][ T32] r10:8291a684 r9:eb545d84 r8:00000002 r7:60000113 r6:eb545d8c r5:84988c00 [ 1328.624977][ T32] r4:84988c00 [ 1328.625025][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.643670][ T32] r5:84988c00 r4:8291a680 [ 1328.643720][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.643818][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.643917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb545e08 [ 1328.643950][ T32] r4:00000000 [ 1328.643974][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.644167][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.644275][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.644334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee3c0 [ 1328.644386][ T32] r4:00000000 [ 1328.644462][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.644981][ T32] r5:8541db8c r4:8541d800 [ 1328.645033][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.660147][ T32] r7:ddde2d80 r6:83018200 r5:8541db8c r4:84a13a80 [ 1328.660230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.660355][ T32] r10:61c88647 r9:84988c00 r8:84a13aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.660928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1328.662717][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1328.663576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 10 printk messages dropped ** [ 1328.664282][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1328.664697][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1328.665110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.677123][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000113 r6:eb54dd8c r5:8498a400 ** 8 printk messages dropped ** [ 1328.677991][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.678986][ T32] r5:8541eb8c r4:8541e800 [ 1328.679075][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.679282][ T32] r7:ddde2d80 r6:83018200 r5:8541eb8c r4:84a13b00 ** 2 printk messages dropped ** [ 1328.679506][ T32] r4:84a13b00 ** 5 printk messages dropped ** [ 1328.680072][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1328.680298][ T32] r4:849ee080 [ 1328.681787][ T32] INFO: task kworker/1:545:5003 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.681908][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.682091][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.682274][ T32] Call trace: [ 1328.682375][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.682558][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.682621][ T32] r4:00000000 [ 1328.682670][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.682760][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.682838][ T32] 1d20: 95d75000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.682920][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.682987][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.683062][ T32] r5:80000113 r4:80239bb0 [ 1328.683202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.683304][ T32] r4:82ac21e4 [ 1328.683356][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.683491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.683550][ T32] r4:eb291dc0 [ 1328.683627][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.683731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.683800][ T32] r4:00000000 [ 1328.683858][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.684046][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.684101][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.684218][ T32] r5:00001000 r4:eafbb000 [ 1328.684290][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.684387][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.684511][ T32] r5:853c5f8c r4:853c5c00 [ 1328.684563][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.684698][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.684819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.684946][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.685003][ T32] r4:850f5d80 [ 1328.685102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.710267][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.710325][ T32] r4:00000001 [ 1328.710352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.710443][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.710507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.710546][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.710603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.710665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.710693][ T32] r4:8484cc40 [ 1328.710719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.710821][ T32] INFO: task kworker/1:546:5005 blocked for more than 455 seconds. [ 1328.710869][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.710898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.710924][ T32] task:kworker/1:546 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.711290][ T32] r4:84989800 ** 5 printk messages dropped ** [ 1328.711572][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.711811][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.712147][ T32] r5:8541ef8c r4:8541ec00 [ 1328.712174][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.712231][ T32] r7:ddde2d80 r6:83018200 r5:8541ef8c r4:84a13b80 [ 1328.712305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.712387][ T32] r10:61c88647 r9:84989800 r8:84a13bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.712422][ T32] r4:84a13b80 [ 1328.712445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.712502][ T32] r10:00000000 r9:84a13b80 r8:80287e08 r7:eb541e60 r6:85359f00 r5:84989800 [ 1328.712527][ T32] r4:00000001 [ 1328.712548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.712590][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1328.712620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.712653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.712706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.712771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.712855][ T32] r4:849ee4c0 [ 1328.713787][ T32] INFO: task kworker/1:546:5005 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.713848][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.713975][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.714055][ T32] Call trace: [ 1328.714093][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.714166][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.714196][ T32] r4:00000000 [ 1328.714218][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.714264][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.714321][ T32] 1d20: 9601a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.714365][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.714394][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.714420][ T32] r5:80000113 r4:80239bb0 [ 1328.714442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.714488][ T32] r4:82ac21e4 [ 1328.714510][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.714558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.714600][ T32] r4:eb291dc0 [ 1328.714626][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.714675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.714700][ T32] r4:00000000 [ 1328.714723][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.714776][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.714799][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.714852][ T32] r5:00001000 r4:eafbb000 [ 1328.714875][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.714929][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.714980][ T32] r5:853c5f8c r4:853c5c00 [ 1328.715001][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.730053][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.730188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.730282][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.730618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.730649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.730708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.730743][ T32] r4:8484cc40 [ 1328.730771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.730853][ T32] INFO: task kworker/1:547:5007 blocked for more than 455 seconds. [ 1328.730927][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.730984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.731071][ T32] task:kworker/1:547 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.731141][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.731222][ T32] Call trace: [ 1328.731297][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.731361][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:8498b000 [ 1328.731411][ T32] r4:8498b000 [ 1328.731436][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.731495][ T32] r5:8498b000 r4:8291a680 [ 1328.731518][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.731562][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.731610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1328.731653][ T32] r4:00000000 [ 1328.731679][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.731723][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.731768][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.731816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ee540 [ 1328.731840][ T32] r4:00000000 [ 1328.731872][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.731927][ T32] r9:83018205 r8:8498b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1328.731976][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.732260][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.732319][ T32] r5:8541e78c r4:8541e400 [ 1328.732347][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.732405][ T32] r7:ddde2d80 r6:83018200 r5:8541e78c r4:84a13c00 [ 1328.732428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.732583][ T32] r10:00000000 r9:84a13c00 r8:80287e08 r7:eb541e60 r6:85359f80 r5:8498b000 ** 9 printk messages dropped ** [ 1328.733878][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.734585][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.734812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1328.753251][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1328.753522][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.753825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.754376][ T32] r4:8498d400 ** 4 printk messages dropped ** [ 1328.754617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 ** 8 printk messages dropped ** [ 1328.755051][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.765721][ T32] r5:8541f38c r4:8541f000 [ 1328.765745][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.766025][ T32] r10:00000000 r9:84a13c80 r8:80287e08 r7:eb541e60 r6:849e6000 r5:8498d400 ** 9 printk messages dropped ** [ 1328.767445][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.768318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.768342][ T32] r4:eb291dc0 [ 1328.768363][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.768412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.768437][ T32] r4:00000000 [ 1328.768483][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.768540][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.768577][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.768629][ T32] r5:00001000 r4:eafbb000 [ 1328.768651][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.768695][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.768743][ T32] r5:853c5f8c r4:853c5c00 [ 1328.768789][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.768909][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.768938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.768994][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.769018][ T32] r4:850f5d80 [ 1328.769064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.769150][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.769179][ T32] r4:00000001 [ 1328.769223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.769317][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.769357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.769390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.769445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.769482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.769509][ T32] r4:8484cc40 [ 1328.769532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.769560][ T32] INFO: task kworker/1:549:5011 blocked for more than 455 seconds. [ 1328.769594][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.769622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.769687][ T32] task:kworker/1:549 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.769796][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.769884][ T32] Call trace: [ 1328.770020][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.770082][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:8498e000 [ 1328.770109][ T32] r4:8498e000 [ 1328.770132][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.770184][ T32] r5:8498e000 r4:8291a680 [ 1328.770245][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.770293][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.770344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1328.770396][ T32] r4:00000000 [ 1328.770423][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.770485][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1328.770613][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.771017][ T32] r5:8541f78c r4:8541f400 [ 1328.771104][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.771162][ T32] r7:ddde2d80 r6:83018200 r5:8541f78c r4:84a13d00 [ 1328.771185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.771245][ T32] r10:61c88647 r9:8498e000 r8:84a13d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.771273][ T32] r4:84a13d00 [ 1328.771296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.771348][ T32] r10:00000000 r9:84a13d00 r8:80287e08 r7:eb541e60 r6:849e6080 r5:8498e000 [ 1328.771372][ T32] r4:00000001 [ 1328.771393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.771433][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1328.771464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.771498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.771528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.771600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.771629][ T32] r4:849ee940 [ 1328.771997][ T32] INFO: task kworker/1:549:5011 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.772037][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.772121][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.772188][ T32] Call trace: [ 1328.772290][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.772354][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.772380][ T32] r4:00000000 [ 1328.772417][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.772466][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.772506][ T32] 1d20: 9690f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.772539][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.772567][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.772593][ T32] r5:80000113 r4:80239bb0 [ 1328.772616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.772661][ T32] r4:82ac21e4 [ 1328.772682][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.772743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.772772][ T32] r4:eb291dc0 [ 1328.772794][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.772852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.772902][ T32] r4:00000000 [ 1328.772928][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.772981][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.773028][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.773372][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.773935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.774319][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.774706][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.795777][ T32] r5:00001000 r4:eb3b9000 ** 2 printk messages dropped ** [ 1328.795935][ T32] r5:8541ff8c r4:8541fc00 [ 1328.795958][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.796129][ T32] r10:61c88647 r9:8498bc00 r8:84a13dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1328.796740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1328.798001][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.798223][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1328.798549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.798579][ T32] r4:00000000 [ 1328.798625][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.798681][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.798705][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.798776][ T32] r5:00001000 r4:eafbb000 [ 1328.798849][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.798900][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.798948][ T32] r5:853c5f8c r4:853c5c00 [ 1328.798994][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.799084][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.799119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.799187][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.799254][ T32] r4:850f5d80 [ 1328.799284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.799362][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.799391][ T32] r4:00000001 [ 1328.799528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.799574][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.799607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.799639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.799695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.799734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.799760][ T32] r4:8484cc40 [ 1328.799783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.799815][ T32] INFO: task kworker/1:551:5015 blocked for more than 455 seconds. [ 1328.799856][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.799884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.799906][ T32] task:kworker/1:551 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.799956][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.800033][ T32] Call trace: [ 1328.800096][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.800159][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:8498c800 [ 1328.800202][ T32] r4:8498c800 [ 1328.800259][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.800324][ T32] r5:8498c800 r4:8291a680 [ 1328.800380][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.800480][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.800562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1328.800589][ T32] r4:00000000 [ 1328.800611][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.800676][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.800726][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.800802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eed00 [ 1328.800831][ T32] r4:00000000 [ 1328.800885][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.800946][ T32] r9:83018205 r8:8498c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1328.800971][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.801020][ T32] r5:00001000 r4:eb57f000 [ 1328.801090][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.801143][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.801194][ T32] r5:8541378c r4:85413400 [ 1328.801217][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.801269][ T32] r7:ddde2d80 r6:83018200 r5:8541378c r4:84a13e00 [ 1328.801293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.801363][ T32] r10:61c88647 r9:8498c800 r8:84a13e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.801421][ T32] r4:84a13e00 [ 1328.801470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.801525][ T32] r10:00000000 r9:84a13e00 r8:80287e08 r7:eb541e60 r6:849e6180 r5:8498c800 [ 1328.801574][ T32] r4:00000001 [ 1328.801648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.801717][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1328.801767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.801828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.801892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.801929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.801966][ T32] r4:849eeac0 [ 1328.802336][ T32] INFO: task kworker/1:551:5015 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.802379][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.802493][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1328.802625][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1328.803245][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.803674][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.804183][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.805055][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 2 printk messages dropped ** [ 1328.830094][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.830133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.830162][ T32] r4:8484cc40 [ 1328.830192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.830262][ T32] INFO: task kworker/1:552:5018 blocked for more than 455 seconds. [ 1328.830331][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.830371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.830417][ T32] task:kworker/1:552 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.830483][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.830547][ T32] Call trace: [ 1328.830583][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.830645][ T32] r10:8291a684 r9:eb599d84 r8:00000002 r7:60000013 r6:eb599d8c r5:8498ec00 [ 1328.830670][ T32] r4:8498ec00 [ 1328.830716][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.830796][ T32] r5:8498ec00 r4:8291a680 [ 1328.830922][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.831021][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.831116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1328.831144][ T32] r4:00000000 [ 1328.831217][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.831275][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.831328][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.831393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eee40 [ 1328.831445][ T32] r4:00000000 [ 1328.831471][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.831526][ T32] r9:83018205 r8:8498ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1328.831576][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.831627][ T32] r5:00001000 r4:eb585000 [ 1328.831675][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.831755][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.831814][ T32] r5:8541738c r4:85417000 [ 1328.831896][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.832010][ T32] r7:ddde2d80 r6:83018200 r5:8541738c r4:84a13e80 [ 1328.832043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.832098][ T32] r10:61c88647 r9:8498ec00 r8:84a13eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.832148][ T32] r4:84a13e80 [ 1328.832183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.832241][ T32] r10:00000000 r9:84a13e80 r8:80287e08 r7:eb541e60 r6:849e6200 r5:8498ec00 [ 1328.832270][ T32] r4:00000001 [ 1328.832293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.832336][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1328.832366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.832432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.832471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.832506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.832555][ T32] r4:849eedc0 [ 1328.833408][ T32] INFO: task kworker/1:552:5018 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.833451][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.833528][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.833579][ T32] Call trace: [ 1328.833650][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.833713][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.833759][ T32] r4:00000000 [ 1328.833784][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.833830][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.833867][ T32] 1d20: 96dd4000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.833899][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.833928][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.833956][ T32] r5:80000113 r4:80239bb0 [ 1328.834027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.834076][ T32] r4:82ac21e4 [ 1328.834099][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.834147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.834178][ T32] r4:eb291dc0 [ 1328.834280][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.834335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.834361][ T32] r4:00000000 [ 1328.834383][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.834435][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 3 printk messages dropped ** [ 1328.834629][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.835025][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.849728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.850257][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.850587][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.850876][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.851241][ T32] r5:8542438c r4:85424000 [ 1328.851342][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.851401][ T32] r7:ddde2d80 r6:83018200 r5:8542438c r4:830cc400 [ 1328.851437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.851516][ T32] r10:61c88647 r9:854b3c00 r8:830cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1328.851754][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.853157][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1328.853470][ T32] r5:80000113 r4:80239bb0 [ 1328.853493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.853585][ T32] r4:82ac21e4 [ 1328.853662][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.853722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.853747][ T32] r4:eb291dc0 [ 1328.853770][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.853818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.853842][ T32] r4:00000000 [ 1328.853895][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.853975][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.854002][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.854077][ T32] r5:00001000 r4:eafbb000 [ 1328.854102][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.854148][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.854196][ T32] r5:853c5f8c r4:853c5c00 [ 1328.854242][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.854298][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.854321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.854374][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.854400][ T32] r4:850f5d80 [ 1328.854420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.854471][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.854495][ T32] r4:00000001 [ 1328.854517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.854581][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.854644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.854704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.854739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.854774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.854841][ T32] r4:8484cc40 [ 1328.854917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.854977][ T32] INFO: task kworker/1:554:5021 blocked for more than 455 seconds. [ 1328.855051][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.877973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.878085][ T32] task:kworker/1:554 state:D stack:0 pid:5021 tgid:5021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.878207][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.878297][ T32] Call trace: [ 1328.878338][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.878429][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000013 r6:eb5b1d8c r5:854c0c00 [ 1328.878485][ T32] r4:854c0c00 [ 1328.878511][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.878587][ T32] r5:854c0c00 r4:8291a680 [ 1328.878620][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.878665][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.878715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1328.878740][ T32] r4:00000000 [ 1328.878798][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.878874][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.878922][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.878996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535e540 [ 1328.879025][ T32] r4:00000000 [ 1328.879063][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.879374][ T32] r5:00001000 r4:eb5a1000 ** 2 printk messages dropped ** [ 1328.879624][ T32] r5:85424b8c r4:85424800 [ 1328.879696][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.879817][ T32] r7:ddde2d80 r6:83018200 r5:85424b8c r4:84a13f00 [ 1328.879897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.880379][ T32] r10:00000000 r9:84a13f00 r8:80287e08 r7:eb541e60 r6:849e6300 r5:854c0c00 ** 6 printk messages dropped ** [ 1328.880684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1328.882683][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1328.882965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 10 printk messages dropped ** [ 1328.883786][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1328.884128][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1328.884687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.893544][ T32] r5:854c1800 r4:8291a680 ** 5 printk messages dropped ** [ 1328.894012][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1328.894243][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.894514][ T32] r5:00001000 r4:dfa4b000 [ 1328.894541][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.894587][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.894635][ T32] r5:8542538c r4:85425000 [ 1328.894658][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.894712][ T32] r7:ddde2d80 r6:83018200 r5:8542538c r4:832a0380 [ 1328.894809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.894874][ T32] r10:61c88647 r9:854c1800 r8:832a03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.894920][ T32] r4:832a0380 [ 1328.894963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.895050][ T32] r10:00000000 r9:832a0380 r8:80287e08 r7:eb541e60 r6:849e6380 r5:854c1800 [ 1328.899765][ T32] r4:00000001 [ 1328.899800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.899874][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1328.899914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.899972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.900038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.900077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.900130][ T32] r4:84b7a480 [ 1328.900993][ T32] INFO: task kworker/1:555:5024 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.901083][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.901225][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.901390][ T32] Call trace: [ 1328.901529][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.901681][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.901762][ T32] r4:00000000 [ 1328.901821][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.901926][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.901998][ T32] 1d20: 974ac000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.902072][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.902156][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.902210][ T32] r5:80000113 r4:80239bb0 [ 1328.902237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.902287][ T32] r4:82ac21e4 [ 1328.902336][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.902392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.902442][ T32] r4:eb291dc0 [ 1328.902634][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.902721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.902781][ T32] r4:00000000 [ 1328.902832][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.902958][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.903013][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.903138][ T32] r5:00001000 r4:eafbb000 [ 1328.903188][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.903306][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.903416][ T32] r5:853c5f8c r4:853c5c00 [ 1328.903466][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.903577][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.903628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.903740][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.903798][ T32] r4:850f5d80 [ 1328.903855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.903969][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.904048][ T32] r4:00000001 [ 1328.904106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.904197][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.904285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.904389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.904440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.904476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.904514][ T32] r4:8484cc40 [ 1328.904546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.904577][ T32] INFO: task kworker/1:556:5026 blocked for more than 455 seconds. [ 1328.904613][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.904653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.904703][ T32] task:kworker/1:556 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.904760][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.904806][ T32] Call trace: [ 1328.904840][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.904902][ T32] r10:8291a684 r9:eb459d84 r8:00000002 r7:60000113 r6:eb459d8c r5:854c2400 [ 1328.904927][ T32] r4:854c2400 ** 3 printk messages dropped ** [ 1328.921375][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.921834][ T32] r9:83018205 r8:854c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1328.921864][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.921916][ T32] r5:00001000 r4:e0701000 [ 1328.921938][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.921983][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.922056][ T32] r5:85425f8c r4:85425c00 [ 1328.922084][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.922163][ T32] r7:ddde2d80 r6:83018200 r5:85425f8c r4:832a0880 [ 1328.922196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.922268][ T32] r10:61c88647 r9:854c2400 r8:832a08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.922297][ T32] r4:832a0880 [ 1328.922343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.922401][ T32] r10:00000000 r9:832a0880 r8:80287e08 r7:eb5bde60 r6:849e6400 r5:854c2400 [ 1328.922450][ T32] r4:00000001 [ 1328.922506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.922557][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1328.922591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.922626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.922681][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.922721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.922749][ T32] r4:852a0140 [ 1328.924184][ T32] INFO: task kworker/1:556:5026 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.924283][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.924451][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.924577][ T32] Call trace: [ 1328.924678][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.924815][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.924896][ T32] r4:00000000 [ 1328.924974][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.925122][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1328.940888][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1328.941247][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.941566][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.941951][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1328.942309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1328.942852][ T32] r5:854c3000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.943151][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.943489][ T32] r5:00001000 r4:dff8b000 ** 2 printk messages dropped ** [ 1328.943625][ T32] r5:85425b8c r4:85425800 [ 1328.943646][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.943720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.944243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.955986][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.956135][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.956179][ T32] 1d20: 97b28000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.956240][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.956284][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.956328][ T32] r5:80000113 r4:80239bb0 [ 1328.956358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.956433][ T32] r4:82ac21e4 [ 1328.956466][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.956518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.956544][ T32] r4:eb291dc0 [ 1328.956567][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.956616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.956665][ T32] r4:00000000 [ 1328.956742][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.956865][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.956939][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.957047][ T32] r5:00001000 r4:eafbb000 [ 1328.957100][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.957201][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.957307][ T32] r5:853c5f8c r4:853c5c00 [ 1328.957358][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.957472][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1328.957548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.957685][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.957762][ T32] r4:850f5d80 [ 1328.957875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.958000][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1328.958059][ T32] r4:00000001 [ 1328.958113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.958202][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1328.958267][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.958338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.958412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.958490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.958564][ T32] r4:8484cc40 [ 1328.958624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.958686][ T32] INFO: task kworker/1:558:5030 blocked for more than 455 seconds. [ 1328.958773][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1328.958859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.958917][ T32] task:kworker/1:558 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.959023][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.959136][ T32] Call trace: [ 1328.959233][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1328.959431][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000013 r6:eb5a9d8c r5:85443c00 [ 1328.959488][ T32] r4:85443c00 [ 1328.959517][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1328.959568][ T32] r5:85443c00 r4:8291a680 [ 1328.959589][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.959633][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.959708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1328.959736][ T32] r4:00000000 [ 1328.959759][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1328.959804][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1328.959942][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.960003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a0800 [ 1328.960053][ T32] r4:00000000 [ 1328.960080][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.960133][ T32] r9:83018205 r8:85443c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1328.960157][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.960205][ T32] r5:00001000 r4:eabad000 [ 1328.960238][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.960286][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.960333][ T32] r5:8542638c r4:85426000 [ 1328.960355][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.960406][ T32] r7:ddde2d80 r6:83018200 r5:8542638c r4:832a0300 [ 1328.960429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.960482][ T32] r10:61c88647 r9:85443c00 r8:832a032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.960507][ T32] r4:832a0300 ** 1 printk messages dropped ** [ 1328.960649][ T32] r10:00000000 r9:832a0300 r8:80287e08 r7:eb459e60 r6:832a0800 r5:85443c00 ** 9 printk messages dropped ** [ 1328.961810][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.962579][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.962773][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.963362][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1328.963805][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1328.964226][ T32] INFO: task kworker/1:559:5033 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.964643][ T32] r4:85444800 ** 4 printk messages dropped ** [ 1328.964971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 ** 7 printk messages dropped ** [ 1328.996137][ T32] r9:83018205 r8:85444800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 4 printk messages dropped ** [ 1328.996436][ T32] r5:8542578c r4:85425400 [ 1328.996483][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.996840][ T32] r10:00000000 r9:851e9000 r8:80287e08 r7:eb5a9e60 r6:851e9080 r5:85444800 [ 1328.996908][ T32] r4:00000001 [ 1328.996958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.997005][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1328.997039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.997074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.997105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.997162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.997290][ T32] r4:852a0000 [ 1328.998130][ T32] INFO: task kworker/1:559:5033 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1328.998175][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.998280][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.998393][ T32] Call trace: [ 1328.998512][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.998578][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1328.998604][ T32] r4:00000000 [ 1328.998699][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.998747][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1328.998787][ T32] 1d20: 98019000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1328.998862][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1328.998904][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1328.999004][ T32] r5:80000113 r4:80239bb0 [ 1328.999124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.999180][ T32] r4:82ac21e4 [ 1328.999205][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.999257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1328.999282][ T32] r4:eb291dc0 [ 1328.999304][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1328.999399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1328.999443][ T32] r4:00000000 [ 1328.999474][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1328.999552][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.999579][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.999652][ T32] r5:00001000 r4:eafbb000 [ 1328.999678][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1328.999794][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.999853][ T32] r5:853c5f8c r4:853c5c00 [ 1328.999876][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.999977][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.000006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.000061][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.000102][ T32] r4:850f5d80 [ 1329.000156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.000215][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.000265][ T32] r4:00000001 [ 1329.000298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.000340][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.000370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.000402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.000432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.000489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.000525][ T32] r4:8484cc40 [ 1329.000573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.000612][ T32] INFO: task kworker/1:560:5035 blocked for more than 455 seconds. [ 1329.000649][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.000691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.000742][ T32] task:kworker/1:560 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.000877][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.000992][ T32] Call trace: [ 1329.001083][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.001149][ T32] r10:8291a684 r9:df99dd84 r8:00000002 r7:60000013 r6:df99dd8c r5:85443000 [ 1329.001175][ T32] r4:85443000 [ 1329.001222][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.001275][ T32] r5:85443000 r4:8291a680 [ 1329.001310][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.001358][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.001408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df99de08 [ 1329.001450][ T32] r4:00000000 [ 1329.001486][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1329.001574][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.001947][ T32] r5:85426b8c r4:85426800 [ 1329.001968][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.002037][ T32] r7:ddde2d80 r6:83018200 r5:85426b8c r4:851e9100 [ 1329.002077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.002147][ T32] r10:61c88647 r9:85443000 r8:851e912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.002176][ T32] r4:851e9100 [ 1329.002247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.002328][ T32] r10:00000000 r9:851e9100 r8:80287e08 r7:eb5a9e60 r6:851e9180 r5:85443000 [ 1329.002355][ T32] r4:00000001 [ 1329.002379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.002419][ T32] Exception stack(0xdf99dfb0 to 0xdf99dff8) [ 1329.002450][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.002486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.002517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.002550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.002574][ T32] r4:852a0000 [ 1329.002972][ T32] INFO: task kworker/1:560:5035 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.003016][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.003152][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.003289][ T32] Call trace: [ 1329.003426][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.003550][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.003621][ T32] r4:00000000 [ 1329.003673][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.003765][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.003834][ T32] 1d20: 98019000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.003912][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.003972][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.004028][ T32] r5:80000113 r4:80239bb0 [ 1329.004094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.004225][ T32] r4:82ac21e4 [ 1329.004278][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.004390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.004445][ T32] r4:eb291dc0 [ 1329.004504][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.004633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.004690][ T32] r4:00000000 [ 1329.004751][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.004870][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.004921][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.005015][ T32] r5:00001000 r4:eafbb000 [ 1329.027980][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.028168][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.028232][ T32] r5:853c5f8c r4:853c5c00 [ 1329.028334][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.028408][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.028436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.028516][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.028571][ T32] r4:850f5d80 [ 1329.028597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.028689][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.028732][ T32] r4:00000001 [ 1329.028757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.028852][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.028891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.028975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.029036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.029074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.029099][ T32] r4:8484cc40 [ 1329.029126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.029157][ T32] INFO: task kworker/1:561:5037 blocked for more than 455 seconds. [ 1329.029194][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.029222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.029246][ T32] task:kworker/1:561 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.029307][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.029379][ T32] Call trace: [ 1329.029418][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.029479][ T32] r10:8291a684 r9:df885d84 r8:00000002 r7:60000113 r6:df885d8c r5:85445400 ** 4 printk messages dropped ** [ 1329.029702][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.030095][ T32] r9:83018205 r8:85445400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1329.030404][ T32] r5:85426f8c r4:85426c00 [ 1329.030430][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.030495][ T32] r7:ddde2d80 r6:83018200 r5:85426f8c r4:851e9200 [ 1329.030547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.030748][ T32] r10:00000000 r9:851e9200 r8:80287e08 r7:df99de60 r6:851e9280 r5:85445400 ** 10 printk messages dropped ** [ 1329.032214][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.032577][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1329.032943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 3 printk messages dropped ** [ 1329.033216][ T32] r4:00000000 [ 1329.033267][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.033375][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.033428][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.033523][ T32] r5:00001000 r4:eafbb000 [ 1329.033612][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.033708][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.033803][ T32] r5:853c5f8c r4:853c5c00 [ 1329.033884][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.033996][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.034052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.034202][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.034271][ T32] r4:850f5d80 [ 1329.034325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.034437][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.034508][ T32] r4:00000001 [ 1329.034559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.034632][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.034691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.034778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.059915][ T32] INFO: task kworker/1:562:5039 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.060669][ T32] r4:85446000 ** 4 printk messages dropped ** [ 1329.060960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 ** 11 printk messages dropped ** [ 1329.061696][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.061828][ T32] r5:8542778c r4:85427400 [ 1329.061860][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.061917][ T32] r7:ddde2d80 r6:83018200 r5:8542778c r4:851e9300 [ 1329.061946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1329.062199][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.062574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.064596][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1329.065046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.072451][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1329.072864][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1329.073098][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 1 printk messages dropped ** [ 1329.073255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.073328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.073402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.073460][ T32] r4:8484cc40 [ 1329.073516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.073579][ T32] INFO: task kworker/1:563:5041 blocked for more than 455 seconds. [ 1329.073669][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.073742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.073794][ T32] task:kworker/1:563 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.073919][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.074015][ T32] Call trace: [ 1329.074088][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.074209][ T32] r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:85446c00 [ 1329.074263][ T32] r4:85446c00 [ 1329.074289][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.074357][ T32] r5:85446c00 r4:8291a680 [ 1329.074434][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.074484][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.074536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1329.074586][ T32] r4:00000000 [ 1329.074612][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.074657][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.074698][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.074746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a0c40 [ 1329.074796][ T32] r4:00000000 [ 1329.074821][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.074883][ T32] r9:83018205 r8:85446c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1329.074921][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.074972][ T32] r5:00001000 r4:eaec9000 [ 1329.074994][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.075105][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.080017][ T32] r5:8542738c r4:85427000 [ 1329.080059][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.080129][ T32] r7:ddde2d80 r6:83018200 r5:8542738c r4:851e9400 [ 1329.080153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.080208][ T32] r10:61c88647 r9:85446c00 r8:851e942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.080235][ T32] r4:851e9400 [ 1329.080258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.080312][ T32] r10:00000000 r9:851e9400 r8:80287e08 r7:eb4ade60 r6:851e9480 r5:85446c00 [ 1329.080336][ T32] r4:00000001 [ 1329.080358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.080401][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1329.080439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.080473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.080542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.080604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.080657][ T32] r4:852a08c0 [ 1329.081560][ T32] INFO: task kworker/1:563:5041 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.081634][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.081728][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.081779][ T32] Call trace: [ 1329.081835][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.081905][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.081931][ T32] r4:00000000 [ 1329.081953][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1329.082200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.082807][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.083387][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.083774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.083927][ T32] r4:8484cc40 [ 1329.083977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.084056][ T32] INFO: task kworker/1:564:5043 blocked for more than 455 seconds. [ 1329.084133][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.084190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.084239][ T32] task:kworker/1:564 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.084342][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.084435][ T32] Call trace: [ 1329.084507][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.084659][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000013 r6:eb5c5d8c r5:85442400 [ 1329.084724][ T32] r4:85442400 [ 1329.084782][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.084915][ T32] r5:85442400 r4:8291a680 [ 1329.084978][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.102805][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.102967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1329.103026][ T32] r4:00000000 [ 1329.103097][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.103191][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.103286][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.103396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e5280 [ 1329.103451][ T32] r4:00000000 [ 1329.103499][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.103658][ T32] r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1329.103721][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.103809][ T32] r5:00001000 r4:eaf7b000 [ 1329.103834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.103903][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.103956][ T32] r5:853b2f8c r4:853b2c00 [ 1329.103990][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.104050][ T32] r7:ddde2d80 r6:83018200 r5:853b2f8c r4:851e9500 [ 1329.104074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.104162][ T32] r10:61c88647 r9:85442400 r8:851e952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.104193][ T32] r4:851e9500 [ 1329.104215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.104269][ T32] r10:00000000 r9:851e9500 r8:80287e08 r7:eb4ade60 r6:851e9580 r5:85442400 [ 1329.104294][ T32] r4:00000001 [ 1329.104315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.104406][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1329.104444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.104478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.104533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.104571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.104619][ T32] r4:852a0d80 [ 1329.110762][ T32] INFO: task kworker/1:564:5043 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.110988][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.111200][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.111356][ T32] Call trace: [ 1329.111460][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.111591][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.111653][ T32] r4:00000000 [ 1329.111726][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.111822][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.111868][ T32] 1d20: 98a83000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.111903][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.111957][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.111989][ T32] r5:80000113 r4:80239bb0 [ 1329.112027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.112080][ T32] r4:82ac21e4 [ 1329.112106][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.112157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.112193][ T32] r4:eb291dc0 [ 1329.112225][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.112279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.112306][ T32] r4:00000000 [ 1329.112329][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.112385][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.112408][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.112509][ T32] r5:00001000 r4:eafbb000 [ 1329.112537][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.112791][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.113256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.113323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.113394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.113448][ T32] r4:8484cc40 [ 1329.113501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.113567][ T32] INFO: task kworker/1:565:5044 blocked for more than 455 seconds. [ 1329.113641][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.113700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.113747][ T32] task:kworker/1:565 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.113858][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.113979][ T32] Call trace: [ 1329.114060][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.114123][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:83244800 [ 1329.114154][ T32] r4:83244800 [ 1329.114178][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.114229][ T32] r5:83244800 r4:8291a680 [ 1329.114252][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.114298][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.114399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1329.114506][ T32] r4:00000000 [ 1329.114557][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.114625][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.114669][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.114718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7aac0 [ 1329.114745][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.115127][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.131953][ T32] r5:85427b8c r4:85427800 [ 1329.132016][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.132101][ T32] r7:ddde2d80 r6:83018200 r5:85427b8c r4:851e9600 [ 1329.132125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.132526][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) ** 6 printk messages dropped ** [ 1329.134551][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.146029][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.146264][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.146677][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1329.146979][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1329.147254][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1329.147643][ T32] INFO: task kworker/1:566:5047 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.147963][ T32] r4:83a65400 ** 5 printk messages dropped ** [ 1329.148282][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.148698][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.148996][ T32] r5:8542478c r4:85424400 [ 1329.149017][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.149068][ T32] r7:ddde2d80 r6:83018200 r5:8542478c r4:851e9700 [ 1329.149091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.149144][ T32] r10:61c88647 r9:83a65400 r8:851e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.149183][ T32] r4:851e9700 [ 1329.149208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.149261][ T32] r10:00000000 r9:851e9700 r8:80287e08 r7:eb5c5e60 r6:851e9780 r5:83a65400 [ 1329.149285][ T32] r4:00000001 [ 1329.149306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.149345][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1329.149376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.149408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.149438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.149484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.149585][ T32] r4:852a4080 [ 1329.150467][ T32] INFO: task kworker/1:566:5047 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.150526][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.150608][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.150681][ T32] Call trace: [ 1329.150756][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.150817][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.150843][ T32] r4:00000000 [ 1329.150874][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.150971][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.151087][ T32] 1d20: 98eff000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.151127][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.151159][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.151187][ T32] r5:80000113 r4:80239bb0 [ 1329.151209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.151255][ T32] r4:82ac21e4 [ 1329.151292][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.151370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.151430][ T32] r4:eb291dc0 [ 1329.151455][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.151506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.151556][ T32] r4:00000000 [ 1329.151581][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.151634][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.151657][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.151752][ T32] r5:00001000 r4:eafbb000 [ 1329.151826][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.151879][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.151927][ T32] r5:853c5f8c r4:853c5c00 [ 1329.151948][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.152001][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.152025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.152102][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.152139][ T32] r4:850f5d80 [ 1329.152160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.152237][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.152292][ T32] r4:00000001 [ 1329.152317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.152360][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.152391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.152422][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.152489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.152951][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000013 r6:eb5d5d8c r5:85440000 ** 8 printk messages dropped ** [ 1329.153323][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.153762][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.153836][ T32] r5:85427f8c r4:85427c00 [ 1329.153931][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.154064][ T32] r10:61c88647 r9:85440000 r8:851e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.154089][ T32] r4:851e9800 [ 1329.154137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.154194][ T32] r10:00000000 r9:851e9800 r8:80287e08 r7:eb5d1e60 r6:851e9880 r5:85440000 [ 1329.154219][ T32] r4:00000001 [ 1329.154240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.154281][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1329.154311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.154345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.154400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.154465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.154495][ T32] r4:852a4240 [ 1329.154928][ T32] INFO: task kworker/1:567:5049 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.154972][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.177883][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.178074][ T32] Call trace: [ 1329.178160][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.178309][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.178345][ T32] r4:00000000 [ 1329.178422][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.178523][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.178562][ T32] 1d20: 991a0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.178621][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.178654][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.178696][ T32] r5:80000113 r4:80239bb0 [ 1329.178747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1329.179214][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.179562][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1329.179847][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1329.180100][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1329.180396][ T32] INFO: task kworker/1:568:5051 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.180800][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000113 r6:eb5d9d8c r5:85448000 [ 1329.180836][ T32] r4:85448000 [ 1329.180864][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.180913][ T32] r5:85448000 r4:8291a680 [ 1329.180952][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.181025][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.181084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1329.181133][ T32] r4:00000000 [ 1329.181158][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.181199][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.181262][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.181315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4640 [ 1329.181365][ T32] r4:00000000 [ 1329.181414][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.181493][ T32] r9:83018205 r8:85448000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1329.181523][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.181597][ T32] r5:00001000 r4:eaff7000 [ 1329.181686][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.181734][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.181823][ T32] r5:8541cf8c r4:8541cc00 [ 1329.181860][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.181914][ T32] r7:ddde2d80 r6:83018200 r5:8541cf8c r4:851e9900 [ 1329.181936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.181989][ T32] r10:61c88647 r9:85448000 r8:851e992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.182015][ T32] r4:851e9900 [ 1329.182036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.182088][ T32] r10:00000000 r9:851e9900 r8:80287e08 r7:eb5d5e60 r6:851e9980 r5:85448000 [ 1329.182112][ T32] r4:00000001 [ 1329.182133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.182172][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1329.182203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.182236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.182265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.182298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.182322][ T32] r4:852a4400 [ 1329.183176][ T32] INFO: task kworker/1:568:5051 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.183219][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.183439][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.183498][ T32] Call trace: [ 1329.183609][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1329.183794][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1329.184026][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.184214][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.184455][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.184931][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1329.205062][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1329.206380][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.206902][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.207238][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.207589][ T32] r5:8542c38c r4:8542c000 [ 1329.207613][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.207669][ T32] r7:ddde2d80 r6:83018200 r5:8542c38c r4:851e9a00 [ 1329.207694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.207747][ T32] r10:61c88647 r9:85449800 r8:851e9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.207773][ T32] r4:851e9a00 [ 1329.207818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.207918][ T32] r10:00000000 r9:851e9a00 r8:80287e08 r7:eb5d9e60 r6:851e9a80 r5:85449800 [ 1329.207973][ T32] r4:00000001 [ 1329.208026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.208120][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1329.208189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.208278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.208354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.208431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.208487][ T32] r4:852a4780 [ 1329.209858][ T32] INFO: task kworker/1:569:5053 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.209956][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.210119][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.210316][ T32] Call trace: [ 1329.210455][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.210588][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.210661][ T32] r4:00000000 [ 1329.210742][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.210910][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.210991][ T32] 1d20: 994e9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.211103][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.211155][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.211183][ T32] r5:80000113 r4:80239bb0 [ 1329.211208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.211321][ T32] r4:82ac21e4 [ 1329.211353][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.211408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.211433][ T32] r4:eb291dc0 [ 1329.211454][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.211527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.211579][ T32] r4:00000000 [ 1329.211603][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.211657][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.211682][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.211735][ T32] r5:00001000 r4:eafbb000 [ 1329.211758][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.211802][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.211881][ T32] r5:853c5f8c r4:853c5c00 [ 1329.211951][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.212008][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.212032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.212138][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.212228][ T32] r4:850f5d80 [ 1329.212254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.212308][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.212358][ T32] r4:00000001 [ 1329.212394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.212438][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.212518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.212604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.212638][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.212800][ T32] INFO: task kworker/1:570:5055 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.213204][ T32] r4:8544b000 ** 4 printk messages dropped ** [ 1329.213411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 ** 7 printk messages dropped ** [ 1329.213830][ T32] r9:83018205 r8:8544b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 4 printk messages dropped ** [ 1329.214125][ T32] r5:8542cb8c r4:8542c800 [ 1329.214150][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.214216][ T32] r7:ddde2d80 r6:83018200 r5:8542cb8c r4:851e9b00 [ 1329.214243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.214465][ T32] r10:00000000 r9:851e9b00 r8:80287e08 r7:eb5dde60 r6:851e9b80 r5:8544b000 ** 9 printk messages dropped ** [ 1329.248831][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.249610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.250271][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1329.250592][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.251046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.251540][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.252051][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.252518][ T32] r9:83018205 r8:8544bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1329.252945][ T32] r5:8542d38c r4:8542d000 [ 1329.252995][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.253101][ T32] r7:ddde2d80 r6:83018200 r5:8542d38c r4:851e9c80 [ 1329.253150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.253261][ T32] r10:61c88647 r9:8544bc00 r8:851e9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.253354][ T32] r4:851e9c80 [ 1329.253428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.253544][ T32] r10:00000000 r9:851e9c80 r8:80287e08 r7:eb5e1e60 r6:851e9d00 r5:8544bc00 [ 1329.253597][ T32] r4:00000001 [ 1329.253644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.253730][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1329.253795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.253878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.253951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.254045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.254108][ T32] r4:852a4d00 [ 1329.254911][ T32] INFO: task kworker/1:571:5057 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.255010][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.264386][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.264506][ T32] Call trace: [ 1329.264604][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.264745][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.264803][ T32] r4:00000000 [ 1329.264852][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.264955][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.265029][ T32] 1d20: 99a6d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.265537][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.265653][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.265724][ T32] r5:80000113 r4:80239bb0 [ 1329.265778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.265920][ T32] r4:82ac21e4 [ 1329.265987][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.266097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.266172][ T32] r4:eb291dc0 [ 1329.266272][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.266343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.266393][ T32] r4:00000000 [ 1329.266424][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.266485][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.266511][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.266563][ T32] r5:00001000 r4:eafbb000 [ 1329.266588][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.266634][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.266683][ T32] r5:853c5f8c r4:853c5c00 [ 1329.266706][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.266776][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.266804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.266880][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.266906][ T32] r4:850f5d80 [ 1329.266929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.266983][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.267007][ T32] r4:00000001 [ 1329.267059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.267114][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.267153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.267198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.267266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.267322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.267368][ T32] r4:8484cc40 [ 1329.267430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.267533][ T32] INFO: task kworker/1:572:5059 blocked for more than 455 seconds. [ 1329.267585][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.267618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.267647][ T32] task:kworker/1:572 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.267745][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.267839][ T32] Call trace: [ 1329.267978][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.268063][ T32] r10:8291a684 r9:eb5e9d84 r8:00000002 r7:60000013 r6:eb5e9d8c r5:85448c00 [ 1329.268101][ T32] r4:85448c00 [ 1329.268150][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.268204][ T32] r5:85448c00 r4:8291a680 [ 1329.268266][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.268430][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.268712][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.269007][ T32] r5:8542d78c r4:8542d400 [ 1329.269031][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.269132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.269597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.270761][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.271060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.271462][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1329.272055][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.272273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.272651][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.273049][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.273606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849eeec0 [ 1329.273665][ T32] r4:00000000 [ 1329.273713][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.273820][ T32] r9:83018205 r8:8544d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1329.273876][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.273953][ T32] r5:00001000 r4:eb42f000 [ 1329.273980][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.274042][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.274119][ T32] r5:8542db8c r4:8542d800 [ 1329.274143][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.274207][ T32] r7:ddde2d80 r6:83018200 r5:8542db8c r4:851e9e00 [ 1329.274258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.274375][ T32] r10:61c88647 r9:8544d400 r8:851e9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.274405][ T32] r4:851e9e00 [ 1329.274426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.274504][ T32] r10:00000000 r9:851e9e00 r8:80287e08 r7:eb5e9e60 r6:851e9e80 r5:8544d400 [ 1329.274540][ T32] r4:00000001 [ 1329.274562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.274604][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1329.274635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.274680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.274739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.274802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.274932][ T32] r4:852a4b00 [ 1329.313258][ T32] INFO: task kworker/1:573:5061 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.313403][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.313522][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.313647][ T32] Call trace: [ 1329.313760][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.313859][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.313898][ T32] r4:00000000 [ 1329.313921][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.313970][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.314052][ T32] 1d20: 99eda000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.314102][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.314134][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.314161][ T32] r5:80000113 r4:80239bb0 [ 1329.314201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.314278][ T32] r4:82ac21e4 [ 1329.314354][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.314415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.314440][ T32] r4:eb291dc0 [ 1329.314463][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.314511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.314537][ T32] r4:00000000 [ 1329.314583][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.314672][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.314706][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.314787][ T32] r5:00001000 r4:eafbb000 [ 1329.314815][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.314930][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.314991][ T32] r5:853c5f8c r4:853c5c00 [ 1329.315015][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.315160][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.328610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.328810][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.328884][ T32] r4:850f5d80 [ 1329.328953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.329095][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.329174][ T32] r4:00000001 [ 1329.329226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.329319][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.329365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.329400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.329524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.330061][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:854c5400 ** 8 printk messages dropped ** [ 1329.330448][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.331256][ T32] r5:853b3b8c r4:853b3800 [ 1329.331310][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.331500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1329.332047][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.333566][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.334103][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 7 printk messages dropped ** [ 1329.334406][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1329.334921][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1329.343453][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.343507][ T32] r4:00000001 [ 1329.343533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.343589][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.343627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.343661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.343691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.343727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.343753][ T32] r4:8484cc40 [ 1329.343778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.343822][ T32] INFO: task kworker/1:574:5066 blocked for more than 455 seconds. [ 1329.343881][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.343995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.344037][ T32] task:kworker/1:574 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.344154][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.344229][ T32] Call trace: [ 1329.344280][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.344351][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:854c6c00 [ 1329.344403][ T32] r4:854c6c00 [ 1329.344437][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.344488][ T32] r5:854c6c00 r4:8291a680 [ 1329.344537][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.344587][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.344664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1329.344725][ T32] r4:00000000 [ 1329.344760][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.344804][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.344848][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.344951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab0c0 [ 1329.345005][ T32] r4:00000000 [ 1329.345077][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.345184][ T32] r9:83018205 r8:854c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1329.355607][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.355710][ T32] r5:00001000 r4:eb463000 [ 1329.355768][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.355822][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.355896][ T32] r5:8542e38c r4:8542e000 [ 1329.355948][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.356056][ T32] r7:ddde2d80 r6:83018200 r5:8542e38c r4:851e9f00 [ 1329.356143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.356236][ T32] r10:61c88647 r9:854c6c00 r8:851e9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.356264][ T32] r4:851e9f00 [ 1329.356287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.356341][ T32] r10:00000000 r9:851e9f00 r8:80287e08 r7:eb5ede60 r6:849e6580 r5:854c6c00 [ 1329.356365][ T32] r4:00000001 [ 1329.356387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.356429][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1329.356464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.356510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.356616][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.356701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.356760][ T32] r4:852ab1c0 [ 1329.357683][ T32] INFO: task kworker/1:574:5066 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.357754][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.357861][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.357912][ T32] Call trace: [ 1329.357946][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.358007][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.358059][ T32] r4:00000000 [ 1329.358085][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.358138][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.358172][ T32] 1d20: 9a3f6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.358230][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.358264][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.358340][ T32] r5:80000113 r4:80239bb0 [ 1329.358368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.358442][ T32] r4:82ac21e4 [ 1329.358469][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.358543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.358597][ T32] r4:eb291dc0 [ 1329.358624][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.358677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.358705][ T32] r4:00000000 [ 1329.358728][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.358782][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.358832][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.358887][ T32] r5:00001000 r4:eafbb000 [ 1329.358911][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.359003][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.359077][ T32] r5:853c5f8c r4:853c5c00 [ 1329.359105][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.359178][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.359223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.359313][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.359354][ T32] r4:850f5d80 [ 1329.359389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.359446][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.359471][ T32] r4:00000001 [ 1329.359519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.359563][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 1 printk messages dropped ** [ 1329.359626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.360111][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.360546][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.360849][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.361119][ T32] r5:8542eb8c r4:8542e800 [ 1329.361143][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.361194][ T32] r7:ddde2d80 r6:83018200 r5:8542eb8c r4:850f5f80 [ 1329.361240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.361347][ T32] r10:61c88647 r9:854c3c00 r8:850f5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.361902][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.363128][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.363570][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.363922][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 6 printk messages dropped ** [ 1329.364446][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.364547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.364620][ T32] r4:00000000 [ 1329.364682][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.364797][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.364867][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.364923][ T32] r5:00001000 r4:eafbb000 [ 1329.364947][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.365003][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.365055][ T32] r5:853c5f8c r4:853c5c00 [ 1329.365077][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.388514][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.388634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.388723][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.388751][ T32] r4:850f5d80 [ 1329.388798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.388886][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.388916][ T32] r4:00000001 [ 1329.388942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.389036][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.389077][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.389141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.389201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.389278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.389314][ T32] r4:8484cc40 [ 1329.389364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.389428][ T32] INFO: task kworker/1:576:5069 blocked for more than 455 seconds. [ 1329.389469][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.389508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.389561][ T32] task:kworker/1:576 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.389642][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.389696][ T32] Call trace: [ 1329.389756][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.389821][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:854c4800 [ 1329.389847][ T32] r4:854c4800 [ 1329.389931][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.389985][ T32] r5:854c4800 r4:8291a680 [ 1329.390033][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.390349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab480 ** 7 printk messages dropped ** [ 1329.390748][ T32] r5:8542df8c r4:8542dc00 [ 1329.390775][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.390828][ T32] r7:ddde2d80 r6:83018200 r5:8542df8c r4:8529e000 [ 1329.390875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.391078][ T32] r10:00000000 r9:8529e000 r8:80287e08 r7:eb601e60 r6:849e6680 r5:854c4800 ** 9 printk messages dropped ** [ 1329.392295][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.392918][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.393208][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.393642][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1329.394066][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1329.394381][ T32] INFO: task kworker/1:577:5071 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.394784][ T32] r4:854c0000 ** 4 printk messages dropped ** [ 1329.416694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 ** 11 printk messages dropped ** [ 1329.417692][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.417785][ T32] r5:8542cf8c r4:8542cc00 ** 1 printk messages dropped ** [ 1329.417942][ T32] r7:ddde2d80 r6:83018200 r5:8542cf8c r4:8529e080 ** 2 printk messages dropped ** [ 1329.418186][ T32] r4:8529e080 ** 2 printk messages dropped ** [ 1329.418406][ T32] r4:00000001 [ 1329.418450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.418551][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1329.418624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.418711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.418816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.418896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.418948][ T32] r4:852ab500 [ 1329.420536][ T32] INFO: task kworker/1:577:5071 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.420631][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.420783][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.420894][ T32] Call trace: [ 1329.420994][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.421129][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.421174][ T32] r4:00000000 [ 1329.421199][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.421245][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.421277][ T32] 1d20: 9a99a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.421310][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.421338][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.421440][ T32] r5:80000113 r4:80239bb0 [ 1329.421468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.421517][ T32] r4:82ac21e4 [ 1329.421540][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.421590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.421640][ T32] r4:eb291dc0 [ 1329.421665][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.421714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.421764][ T32] r4:00000000 [ 1329.421788][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.421843][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.421870][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.421966][ T32] r5:00001000 r4:eafbb000 [ 1329.422016][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.422081][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.422147][ T32] r5:853c5f8c r4:853c5c00 [ 1329.422221][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.422303][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.422330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.422385][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.422487][ T32] r4:850f5d80 [ 1329.422520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.422574][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.422599][ T32] r4:00000001 [ 1329.422621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.422710][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.422745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.422779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.422809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.422844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.422872][ T32] r4:8484cc40 [ 1329.422895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.422925][ T32] INFO: task kworker/1:578:5073 blocked for more than 455 seconds. [ 1329.422962][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.422991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.423014][ T32] task:kworker/1:578 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.423141][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.423334][ T32] r4:854b6000 ** 4 printk messages dropped ** [ 1329.423640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 ** 8 printk messages dropped ** [ 1329.424090][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.424319][ T32] r5:8542f78c r4:8542f400 [ 1329.424341][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.424400][ T32] r7:ddde2d80 r6:83018200 r5:8542f78c r4:8529e100 [ 1329.424423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1329.424665][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.424954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.448081][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.448481][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1329.449266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1329.450177][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1329.450763][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.451286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.452225][ T32] r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:8544c800 ** 9 printk messages dropped ** [ 1329.453104][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.453916][ T32] r5:8542f38c r4:8542f000 [ 1329.453975][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.454091][ T32] r7:ddde2d80 r6:83018200 r5:8542f38c r4:8529e180 ** 4 printk messages dropped ** [ 1329.454546][ T32] r10:00000000 r9:8529e180 r8:80287e08 r7:eb611e60 r6:8529e200 r5:8544c800 [ 1329.454647][ T32] r4:00000001 [ 1329.454704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.454790][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1329.454860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.454940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.455029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.486183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.486292][ T32] r4:852ab540 [ 1329.487954][ T32] INFO: task kworker/1:579:5074 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.488071][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.488308][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.488468][ T32] Call trace: [ 1329.488577][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.488735][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.488799][ T32] r4:00000000 [ 1329.488874][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.488980][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.489056][ T32] 1d20: 9ae3c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.489128][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.489201][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.489263][ T32] r5:80000113 r4:80239bb0 [ 1329.489334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.489484][ T32] r4:82ac21e4 [ 1329.489559][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.489677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.489738][ T32] r4:eb291dc0 [ 1329.489796][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.489916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.490012][ T32] r4:00000000 [ 1329.490084][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.490214][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.490271][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.490388][ T32] r5:00001000 r4:eafbb000 [ 1329.490441][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.490556][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.490687][ T32] r5:853c5f8c r4:853c5c00 [ 1329.490755][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.490871][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.490936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.491091][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.491183][ T32] r4:850f5d80 [ 1329.491258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.491381][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.491442][ T32] r4:00000001 [ 1329.491498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.491590][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.491682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.491767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.491837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.491918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.491981][ T32] r4:8484cc40 [ 1329.492057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1329.492728][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.493522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 ** 11 printk messages dropped ** [ 1329.494672][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.494775][ T32] r5:8542ff8c r4:8542fc00 [ 1329.494847][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.494964][ T32] r7:ddde2d80 r6:83018200 r5:8542ff8c r4:8529e280 [ 1329.495060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.526858][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) ** 6 printk messages dropped ** [ 1329.529001][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.530299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.531219][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.532282][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1329.533071][ T32] INFO: task kworker/1:581:5079 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.533792][ T32] r4:8544e000 ** 4 printk messages dropped ** [ 1329.534266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 ** 8 printk messages dropped ** [ 1329.560267][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.560600][ T32] r5:8542ef8c r4:8542ec00 ** 1 printk messages dropped ** [ 1329.560704][ T32] r7:ddde2d80 r6:83018200 r5:8542ef8c r4:8529e380 ** 1 printk messages dropped ** [ 1329.560819][ T32] r10:61c88647 r9:8544e000 r8:8529e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.560850][ T32] r4:8529e380 [ 1329.560875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.560932][ T32] r10:00000000 r9:8529e380 r8:80287e08 r7:eb615e60 r6:8529e400 r5:8544e000 [ 1329.560959][ T32] r4:00000001 [ 1329.561006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.561077][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1329.561118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.561157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.561189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.561224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.561248][ T32] r4:852ab880 [ 1329.562173][ T32] INFO: task kworker/1:581:5079 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.562228][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.562335][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.562416][ T32] Call trace: [ 1329.562472][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.562535][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.562585][ T32] r4:00000000 [ 1329.562612][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.562663][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.562698][ T32] 1d20: 9b3a5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.562754][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.562843][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.562876][ T32] r5:80000113 r4:80239bb0 [ 1329.562902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.563000][ T32] r4:82ac21e4 [ 1329.563028][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.563151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.563183][ T32] r4:eb291dc0 [ 1329.563206][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.563260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.563310][ T32] r4:00000000 [ 1329.563338][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.563393][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.563422][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.563497][ T32] r5:00001000 r4:eafbb000 [ 1329.563530][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.563577][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.563640][ T32] r5:853c5f8c r4:853c5c00 [ 1329.563666][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.563722][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.563771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.563836][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.563887][ T32] r4:850f5d80 [ 1329.563943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.564000][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.564026][ T32] r4:00000001 [ 1329.564048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.564155][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.564265][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.564302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.564332][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.564390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.564419][ T32] r4:8484cc40 [ 1329.564443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.564488][ T32] INFO: task kworker/1:582:5081 blocked for more than 456 seconds. [ 1329.564529][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.564557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.564630][ T32] task:kworker/1:582 state:D stack:0 pid:5081 tgid:5081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.564687][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.564757][ T32] Call trace: [ 1329.564799][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.564881][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:8544a400 [ 1329.564919][ T32] r4:8544a400 [ 1329.564944][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.564992][ T32] r5:8544a400 r4:8291a680 [ 1329.565038][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.571757][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.571912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1329.571943][ T32] r4:00000000 [ 1329.571966][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1329.572275][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.572443][ T32] r5:8542c78c r4:8542c400 [ 1329.572464][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.572524][ T32] r7:ddde2d80 r6:83018200 r5:8542c78c r4:8529e600 [ 1329.572547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.572600][ T32] r10:61c88647 r9:8544a400 r8:8529e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.572626][ T32] r4:8529e600 [ 1329.572647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.572700][ T32] r10:00000000 r9:8529e600 r8:80287e08 r7:eb615e60 r6:8529e680 r5:8544a400 [ 1329.572725][ T32] r4:00000001 [ 1329.572760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.572808][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1329.572846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.572881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.572913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.572948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.572972][ T32] r4:852abdc0 [ 1329.573871][ T32] INFO: task kworker/1:582:5081 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.573915][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.573989][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.574039][ T32] Call trace: [ 1329.574096][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.574162][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.574189][ T32] r4:00000000 [ 1329.574234][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.574312][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.574355][ T32] 1d20: 9b3a5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.574390][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.574420][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.574449][ T32] r5:80000113 r4:80239bb0 [ 1329.574496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.574572][ T32] r4:82ac21e4 [ 1329.574599][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.574651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.574676][ T32] r4:eb291dc0 [ 1329.574698][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1329.574901][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.588780][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.588994][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.589212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.589485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1329.589805][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:83880c00 ** 4 printk messages dropped ** [ 1329.589965][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.590069][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.590220][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.590269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852abec0 [ 1329.590318][ T32] r4:00000000 [ 1329.590345][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.590400][ T32] r9:83018205 r8:83880c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.590425][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.590484][ T32] r5:00001000 r4:eb631000 [ 1329.590534][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.590581][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.590670][ T32] r5:8541fb8c r4:8541f800 [ 1329.590697][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.590779][ T32] r7:ddde2d80 r6:83018200 r5:8541fb8c r4:8529e480 [ 1329.590807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.590888][ T32] r10:61c88647 r9:83880c00 r8:8529e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.590918][ T32] r4:8529e480 [ 1329.590940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.591008][ T32] r10:00000000 r9:8529e480 r8:80287e08 r7:eb621e60 r6:8529e500 r5:83880c00 [ 1329.591056][ T32] r4:00000001 [ 1329.591082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.591124][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1329.591160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.591194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.591248][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.591287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.591312][ T32] r4:852ab880 [ 1329.592242][ T32] INFO: task kworker/1:583:5084 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.592286][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.592401][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.592471][ T32] Call trace: [ 1329.592505][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.592565][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.592591][ T32] r4:00000000 [ 1329.592612][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.592682][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.592720][ T32] 1d20: 9b5f2000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.592777][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.592821][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.592864][ T32] r5:80000113 r4:80239bb0 [ 1329.592891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.593013][ T32] r4:82ac21e4 [ 1329.593065][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.593119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.593153][ T32] r4:eb291dc0 [ 1329.593176][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.593227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.593251][ T32] r4:00000000 [ 1329.593272][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.593347][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.593400][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.593479][ T32] r5:00001000 r4:eafbb000 [ 1329.593530][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.593603][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.593679][ T32] r5:853c5f8c r4:853c5c00 [ 1329.593729][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.593802][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.593829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.593884][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.593910][ T32] r4:850f5d80 [ 1329.593930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.594005][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.594035][ T32] r4:00000001 [ 1329.594081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.594128][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.594193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.594230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.594261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.594427][ T32] INFO: task kworker/1:584:5085 blocked for more than 456 seconds. ** 6 printk messages dropped ** [ 1329.594845][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:8543e000 ** 4 printk messages dropped ** [ 1329.595145][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.615745][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.615900][ T32] r5:00001000 r4:eb653000 ** 2 printk messages dropped ** [ 1329.616144][ T32] r5:854acb8c r4:854ac800 [ 1329.616186][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.616247][ T32] r7:ddde2d80 r6:83018200 r5:854acb8c r4:8529e580 [ 1329.616272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.616327][ T32] r10:61c88647 r9:8543e000 r8:8529e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1329.616446][ T32] r10:00000000 r9:8529e580 r8:80287e08 r7:eb629e60 r6:8529e700 r5:8543e000 ** 4 printk messages dropped ** [ 1329.616651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.616681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.616715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.616765][ T32] r4:852a4a40 [ 1329.617689][ T32] INFO: task kworker/1:584:5085 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.617748][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.617874][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.617930][ T32] Call trace: [ 1329.617995][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.618096][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.618124][ T32] r4:00000000 [ 1329.618158][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.618206][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.618266][ T32] 1d20: 9b972000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.618307][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.618337][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.618364][ T32] r5:80000113 r4:80239bb0 [ 1329.618411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.618463][ T32] r4:82ac21e4 [ 1329.618505][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.618593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.618622][ T32] r4:eb291dc0 [ 1329.618668][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.618732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.618758][ T32] r4:00000000 [ 1329.618779][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.618908][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.618940][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.618989][ T32] r5:00001000 r4:eafbb000 [ 1329.619011][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.619081][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.619130][ T32] r5:853c5f8c r4:853c5c00 [ 1329.619218][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.619284][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.619309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.619363][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.619415][ T32] r4:850f5d80 [ 1329.619441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.619500][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.619527][ T32] r4:00000001 [ 1329.619550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.619796][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.619861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.619921][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.619955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.620007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.620038][ T32] r4:8484cc40 [ 1329.620061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.620095][ T32] INFO: task kworker/1:585:5087 blocked for more than 456 seconds. [ 1329.620132][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.620166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.620213][ T32] task:kworker/1:585 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.620320][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.620406][ T32] Call trace: [ 1329.620439][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.620496][ T32] r10:8291a684 r9:eb63dd84 r8:00000002 r7:60000013 r6:eb63dd8c r5:85450000 [ 1329.620521][ T32] r4:85450000 [ 1329.620545][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.620600][ T32] r5:85450000 r4:8291a680 [ 1329.620640][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.620690][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.620752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1329.620807][ T32] r4:00000000 [ 1329.620834][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.620876][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.620917][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.620979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4200 [ 1329.621009][ T32] r4:00000000 [ 1329.621032][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.621086][ T32] r9:83018205 r8:85450000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1329.621212][ T32] r5:00001000 r4:eb63f000 ** 2 printk messages dropped ** [ 1329.621369][ T32] r5:8542678c r4:85426400 [ 1329.621392][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.621442][ T32] r7:ddde2d80 r6:83018200 r5:8542678c r4:8529e780 [ 1329.621502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.621586][ T32] r10:61c88647 r9:85450000 r8:8529e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.621615][ T32] r4:8529e780 [ 1329.621662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.621829][ T32] r10:00000000 r9:8529e780 r8:80287e08 r7:eb635e60 r6:8529e800 r5:85450000 [ 1329.621952][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1329.622052][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.622849][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.623252][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.623364][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 4 printk messages dropped ** [ 1329.623510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1329.623683][ T32] r4:eb291dc0 [ 1329.623728][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.623787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.623812][ T32] r4:00000000 [ 1329.623833][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.623913][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.623946][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.624023][ T32] r5:00001000 r4:eafbb000 [ 1329.624049][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.624096][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.624150][ T32] r5:853c5f8c r4:853c5c00 [ 1329.624198][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.624258][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.624282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.624336][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.624374][ T32] r4:850f5d80 [ 1329.624423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.624503][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.624533][ T32] r4:00000001 [ 1329.624557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.624599][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.624641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.624684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.624714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.624773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.624811][ T32] r4:8484cc40 [ 1329.624858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.624892][ T32] INFO: task kworker/1:586:5089 blocked for more than 456 seconds. [ 1329.624949][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.624984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.625008][ T32] task:kworker/1:586 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.625061][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.650515][ T32] Call trace: [ 1329.650576][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.650712][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000013 r6:eb649d8c r5:85450c00 [ 1329.650821][ T32] r4:85450c00 [ 1329.650868][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.650926][ T32] r5:85450c00 r4:8291a680 [ 1329.650974][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.651061][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.651126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1329.651232][ T32] r4:00000000 [ 1329.651259][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.651302][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.651371][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.651427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5000 [ 1329.651453][ T32] r4:00000000 [ 1329.651503][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.651638][ T32] r9:83018205 r8:85450c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1329.651761][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.651847][ T32] r5:00001000 r4:eb645000 [ 1329.651884][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.651934][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.652007][ T32] r5:854ac38c r4:854ac000 [ 1329.652040][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.652122][ T32] r7:ddde2d80 r6:83018200 r5:854ac38c r4:8529e880 [ 1329.652157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.652213][ T32] r10:61c88647 r9:85450c00 r8:8529e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.652239][ T32] r4:8529e880 [ 1329.652261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.652315][ T32] r10:00000000 r9:8529e880 r8:80287e08 r7:eb635e60 r6:8529e900 r5:85450c00 [ 1329.652339][ T32] r4:00000001 [ 1329.652384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.652437][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1329.652476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.652540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.652575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.652611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.652635][ T32] r4:852c51c0 [ 1329.653536][ T32] INFO: task kworker/1:586:5089 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.653581][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.653760][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.653848][ T32] Call trace: [ 1329.653910][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.653995][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.654026][ T32] r4:00000000 [ 1329.654073][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.654134][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.654177][ T32] 1d20: 9bc7c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.654213][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.654242][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.654269][ T32] r5:80000113 r4:80239bb0 [ 1329.654291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.654361][ T32] r4:82ac21e4 [ 1329.654483][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.654566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.654596][ T32] r4:eb291dc0 [ 1329.654641][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.654695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.654720][ T32] r4:00000000 [ 1329.654767][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.654847][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.654876][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.654940][ T32] r5:00001000 r4:eafbb000 [ 1329.654999][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.669315][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.669513][ T32] r5:853c5f8c r4:853c5c00 [ 1329.669546][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.669608][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.669633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.669689][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.669739][ T32] r4:850f5d80 [ 1329.669792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.669889][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.669942][ T32] r4:00000001 [ 1329.670010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.670082][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.670136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.670202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.670236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.670270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.670295][ T32] r4:8484cc40 [ 1329.670320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.670363][ T32] INFO: task kworker/1:587:5091 blocked for more than 456 seconds. [ 1329.670427][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.670489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.670519][ T32] task:kworker/1:587 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.670610][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.670683][ T32] Call trace: [ 1329.670748][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.670836][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:85451800 [ 1329.670869][ T32] r4:85451800 [ 1329.670925][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.670980][ T32] r5:85451800 r4:8291a680 [ 1329.671002][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.671101][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.671164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 ** 1 printk messages dropped ** [ 1329.671211][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1329.671391][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.671689][ T32] r5:854ad38c r4:854ad000 [ 1329.671757][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.671840][ T32] r7:ddde2d80 r6:83018200 r5:854ad38c r4:8529e980 [ 1329.671912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.671983][ T32] r10:61c88647 r9:85451800 r8:8529e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.672012][ T32] r4:8529e980 [ 1329.672034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.672089][ T32] r10:00000000 r9:8529e980 r8:80287e08 r7:eb635e60 r6:8529ea00 r5:85451800 ** 2 printk messages dropped ** [ 1329.672218][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) ** 2 printk messages dropped ** [ 1329.672342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.673409][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.673480][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.673557][ T32] Call trace: [ 1329.673595][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.673657][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.673684][ T32] r4:00000000 [ 1329.673705][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.673761][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.673799][ T32] 1d20: 9c147000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.673833][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.673877][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.673920][ T32] r5:80000113 r4:80239bb0 [ 1329.673970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.674070][ T32] r4:82ac21e4 [ 1329.674159][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.674216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.674292][ T32] r4:eb291dc0 [ 1329.674391][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.674468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.674504][ T32] r4:00000000 [ 1329.674551][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.674609][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.674682][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.674734][ T32] r5:00001000 r4:eafbb000 [ 1329.674756][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.674816][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.674919][ T32] r5:853c5f8c r4:853c5c00 [ 1329.674953][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.675008][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.675066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.695911][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.695962][ T32] r4:850f5d80 [ 1329.695991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.696095][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.696126][ T32] r4:00000001 [ 1329.696172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.696224][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.696260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.696295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.696339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.696380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.696405][ T32] r4:8484cc40 [ 1329.696449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.696515][ T32] INFO: task kworker/1:588:5093 blocked for more than 456 seconds. [ 1329.696555][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.696584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.696609][ T32] task:kworker/1:588 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.696698][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.696756][ T32] Call trace: [ 1329.696789][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.696875][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000013 r6:eb65dd8c r5:85452400 [ 1329.696920][ T32] r4:85452400 [ 1329.696946][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.696996][ T32] r5:85452400 r4:8291a680 [ 1329.697018][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.697061][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.697123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1329.697178][ T32] r4:00000000 [ 1329.697228][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.697321][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.697370][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.697430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5340 [ 1329.697460][ T32] r4:00000000 [ 1329.697482][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.697538][ T32] r9:83018205 r8:85452400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1329.697562][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.697610][ T32] r5:00001000 r4:eb659000 [ 1329.697632][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.697677][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.697725][ T32] r5:854acf8c r4:854acc00 [ 1329.697747][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.697798][ T32] r7:ddde2d80 r6:83018200 r5:854acf8c r4:8529ea80 [ 1329.697821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.697899][ T32] r10:61c88647 r9:85452400 r8:8529eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.697943][ T32] r4:8529ea80 [ 1329.697996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.698079][ T32] r10:00000000 r9:8529ea80 r8:80287e08 r7:eb651e60 r6:8529eb00 r5:85452400 [ 1329.698107][ T32] r4:00000001 [ 1329.698128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.698192][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1329.698228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.698263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.698292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.698326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.698383][ T32] r4:852c53c0 [ 1329.699378][ T32] INFO: task kworker/1:588:5093 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.699461][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.699598][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.699680][ T32] Call trace: [ 1329.699717][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.699778][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.699829][ T32] r4:00000000 [ 1329.699856][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.699946][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.699986][ T32] 1d20: 9c4c9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.700021][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.700051][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.700130][ T32] r5:80000113 r4:80239bb0 [ 1329.700207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.700339][ T32] r4:82ac21e4 [ 1329.700367][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.700448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.700477][ T32] r4:eb291dc0 [ 1329.700506][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.700556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.700580][ T32] r4:00000000 [ 1329.700603][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.700656][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.700685][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.700749][ T32] r5:00001000 r4:eafbb000 [ 1329.700775][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.700845][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.700908][ T32] r5:853c5f8c r4:853c5c00 [ 1329.700929][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.700982][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.701005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.701058][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.701083][ T32] r4:850f5d80 [ 1329.701117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.701191][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.701221][ T32] r4:00000001 [ 1329.701244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.701284][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.701314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.701346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.701375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.701408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.701433][ T32] r4:8484cc40 [ 1329.701456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.701502][ T32] INFO: task kworker/1:589:5095 blocked for more than 456 seconds. [ 1329.701538][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.701576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.701628][ T32] task:kworker/1:589 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.701710][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.701787][ T32] Call trace: [ 1329.701918][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.701977][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:85453000 [ 1329.702003][ T32] r4:85453000 [ 1329.702025][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.702099][ T32] r5:85453000 r4:8291a680 [ 1329.702151][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.702226][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.702329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1329.702358][ T32] r4:00000000 [ 1329.702558][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.702603][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.702669][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.702721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5900 [ 1329.702746][ T32] r4:00000000 [ 1329.702768][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.702842][ T32] r9:83018205 r8:85453000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1329.702870][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.702920][ T32] r5:00001000 r4:eb68b000 [ 1329.703001][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.703101][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.703187][ T32] r5:854ad78c r4:854ad400 [ 1329.703215][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.703269][ T32] r7:ddde2d80 r6:83018200 r5:854ad78c r4:8529eb80 [ 1329.703291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.703368][ T32] r10:61c88647 r9:85453000 r8:8529ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.703397][ T32] r4:8529eb80 [ 1329.703420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.703472][ T32] r10:00000000 r9:8529eb80 r8:80287e08 r7:eb651e60 r6:8529ec00 r5:85453000 [ 1329.703537][ T32] r4:00000001 [ 1329.703562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.703602][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1329.703659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.703696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.703728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.703765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.703825][ T32] r4:852c53c0 [ 1329.704342][ T32] INFO: task kworker/1:589:5095 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.704384][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.704451][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.704578][ T32] Call trace: [ 1329.704615][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.704693][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.704723][ T32] r4:00000000 [ 1329.704746][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.704791][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.704848][ T32] 1d20: 9c4c9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.704885][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.704916][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.704943][ T32] r5:80000113 r4:80239bb0 [ 1329.704990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.705145][ T32] r4:82ac21e4 [ 1329.720320][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.720423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.720451][ T32] r4:eb291dc0 [ 1329.720474][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.720526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.720575][ T32] r4:00000000 [ 1329.720605][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.720661][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.720711][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.720769][ T32] r5:00001000 r4:eafbb000 [ 1329.720792][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.720836][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.720920][ T32] r5:853c5f8c r4:853c5c00 [ 1329.720947][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.721024][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.721075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.721136][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.721210][ T32] r4:850f5d80 [ 1329.721237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.721307][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.721360][ T32] r4:00000001 [ 1329.721410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.721457][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.721492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.721525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.721555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.721590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.721615][ T32] r4:8484cc40 [ 1329.721665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.721701][ T32] INFO: task kworker/0:394:5097 blocked for more than 456 seconds. [ 1329.721763][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.721795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.721845][ T32] task:kworker/0:394 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.721924][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.722003][ T32] Call trace: [ 1329.722095][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.722164][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:85454800 [ 1329.722214][ T32] r4:85454800 [ 1329.722265][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.722319][ T32] r5:85454800 r4:8291a680 [ 1329.722342][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.722385][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.722434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1329.722486][ T32] r4:00000000 [ 1329.722528][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.722596][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.722641][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.722692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bce40 [ 1329.722767][ T32] r4:00000000 [ 1329.722817][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.722938][ T32] r9:83018005 r8:85454800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1329.722967][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.723026][ T32] r5:00001000 r4:eb677000 [ 1329.723074][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.723119][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.723196][ T32] r5:853b1b8c r4:853b1800 [ 1329.723229][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.723280][ T32] r7:dddced80 r6:83018000 r5:853b1b8c r4:849e6800 [ 1329.723303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.723355][ T32] r10:61c88647 r9:85454800 r8:849e682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.723380][ T32] r4:849e6800 [ 1329.723425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.723531][ T32] r10:00000000 r9:849e6800 r8:80287e08 r7:eb3b5e60 r6:8529ed00 r5:85454800 [ 1329.723560][ T32] r4:00000001 [ 1329.723582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.723638][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1329.723673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.723705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.723735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.723768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.723795][ T32] r4:852bca40 [ 1329.724722][ T32] INFO: task kworker/0:394:5097 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.724774][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.724899][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.724967][ T32] Call trace: [ 1329.725117][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.742474][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.742531][ T32] r4:00000000 [ 1329.742583][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.742714][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.742756][ T32] 1d20: 9c8d4000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.742791][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.742844][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.742876][ T32] r5:80000113 r4:80239bb0 [ 1329.742945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.743068][ T32] r4:82ac21e4 [ 1329.743101][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.743161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.743187][ T32] r4:eb291dc0 [ 1329.743235][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.743290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.743315][ T32] r4:00000000 [ 1329.743337][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.743416][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.743453][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.743529][ T32] r5:00001000 r4:eafbb000 [ 1329.743561][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.743611][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.743659][ T32] r5:853c5f8c r4:853c5c00 [ 1329.743689][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.743791][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.743825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.743880][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.743904][ T32] r4:850f5d80 [ 1329.743951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.744023][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.744076][ T32] r4:00000001 [ 1329.744108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.744227][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.744288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.744337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.744371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.744405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.744454][ T32] r4:8484cc40 [ 1329.744509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.744547][ T32] INFO: task kworker/1:590:5098 blocked for more than 456 seconds. [ 1329.744584][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.744613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.744637][ T32] task:kworker/1:590 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.744701][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.744748][ T32] Call trace: [ 1329.744782][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.744859][ T32] r10:8291a684 r9:eb685d84 r8:00000002 r7:60000013 r6:eb685d8c r5:85455400 [ 1329.744901][ T32] r4:85455400 [ 1329.744927][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.744977][ T32] r5:85455400 r4:8291a680 [ 1329.745048][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.755829][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.755932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1329.755984][ T32] r4:00000000 [ 1329.756012][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.756082][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.756145][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.756240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5d00 [ 1329.756269][ T32] r4:00000000 [ 1329.756336][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.756402][ T32] r9:83018205 r8:85455400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1329.756427][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.756478][ T32] r5:00001000 r4:eb69f000 [ 1329.756500][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.756544][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.756642][ T32] r5:854ae38c r4:854ae000 [ 1329.756674][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.756781][ T32] r7:ddde2d80 r6:83018200 r5:854ae38c r4:8529ec80 [ 1329.756834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.756897][ T32] r10:61c88647 r9:85455400 r8:8529ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.756923][ T32] r4:8529ec80 [ 1329.756968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.757025][ T32] r10:00000000 r9:8529ec80 r8:80287e08 r7:eb665e60 r6:8529ed80 r5:85455400 [ 1329.757125][ T32] r4:00000001 [ 1329.757180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.757227][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1329.757262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.757368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.757427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.757494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.757524][ T32] r4:852c5380 [ 1329.758542][ T32] INFO: task kworker/1:590:5098 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 1 printk messages dropped ** [ 1329.758753][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1329.758933][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1329.759178][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1329.759357][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1329.759565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 2 printk messages dropped ** [ 1329.759677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 2 printk messages dropped ** [ 1329.759782][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.759804][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.759851][ T32] r5:00001000 r4:eafbb000 [ 1329.759887][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.759936][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.760011][ T32] r5:853c5f8c r4:853c5c00 [ 1329.760088][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.760157][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.760184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.760239][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.760268][ T32] r4:850f5d80 [ 1329.760339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.760398][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.760439][ T32] r4:00000001 [ 1329.760466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.760508][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.760554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.760644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.760682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.760766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.760796][ T32] r4:8484cc40 [ 1329.760854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.760905][ T32] INFO: task kworker/0:395:5101 blocked for more than 456 seconds. [ 1329.760946][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.760975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.761057][ T32] task:kworker/0:395 state:D stack:0 pid:5101 tgid:5101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.761143][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.761214][ T32] Call trace: [ 1329.761249][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.761305][ T32] r10:8291a684 r9:eb695d84 r8:00000002 r7:60000113 r6:eb695d8c r5:85456000 [ 1329.761332][ T32] r4:85456000 [ 1329.761379][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.761451][ T32] r5:85456000 r4:8291a680 [ 1329.761500][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.761573][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.761659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 1329.761721][ T32] r4:00000000 [ 1329.761754][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.761795][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.761835][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.761883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eae00 [ 1329.761920][ T32] r4:00000000 [ 1329.761971][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.762026][ T32] r9:83018005 r8:85456000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1329.762074][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.762132][ T32] r5:00001000 r4:eb763000 [ 1329.762164][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.762210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.762259][ T32] r5:854fcf8c r4:854fcc00 [ 1329.762280][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.762331][ T32] r7:dddced80 r6:83018000 r5:854fcf8c r4:849e6880 [ 1329.762369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.762428][ T32] r10:61c88647 r9:85456000 r8:849e68ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.762463][ T32] r4:849e6880 [ 1329.762589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.762645][ T32] r10:00000000 r9:849e6880 r8:80287e08 r7:eb3b5e60 r6:8529ef00 r5:85456000 [ 1329.762694][ T32] r4:00000001 [ 1329.762719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.762761][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1329.762817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.762860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.762893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.762975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.763010][ T32] r4:852bcd40 [ 1329.763539][ T32] INFO: task kworker/0:395:5101 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.763582][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.763669][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.763773][ T32] Call trace: [ 1329.763836][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.763926][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.763957][ T32] r4:00000000 [ 1329.763980][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.764051][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.764087][ T32] 1d20: 9ca28000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.764131][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.764194][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.764234][ T32] r5:80000113 r4:80239bb0 [ 1329.764321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.764377][ T32] r4:82ac21e4 [ 1329.764399][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.764450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.764476][ T32] r4:eb291dc0 [ 1329.764498][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.764546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.764570][ T32] r4:00000000 [ 1329.764591][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.764642][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.764665][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.764737][ T32] r5:00001000 r4:eafbb000 [ 1329.764763][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.764807][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.764853][ T32] r5:853c5f8c r4:853c5c00 [ 1329.764874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.764954][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.765006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.782096][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.782261][ T32] r4:850f5d80 [ 1329.782303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.782408][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.782486][ T32] r4:00000001 [ 1329.782514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.782560][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.782596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.782630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.782706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.782745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.782807][ T32] r4:8484cc40 [ 1329.782862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.782941][ T32] INFO: task kworker/0:396:5103 blocked for more than 456 seconds. [ 1329.782983][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.783012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.783064][ T32] task:kworker/0:396 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.783259][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.783342][ T32] Call trace: [ 1329.783380][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.783440][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:85456c00 [ 1329.783466][ T32] r4:85456c00 [ 1329.783487][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.783536][ T32] r5:85456c00 r4:8291a680 [ 1329.783559][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.783626][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.783683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1329.783708][ T32] r4:00000000 [ 1329.783731][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.783771][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.783839][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.783898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea900 [ 1329.783928][ T32] r4:00000000 [ 1329.783954][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.784035][ T32] r9:83018005 r8:85456c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1329.784089][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.784148][ T32] r5:00001000 r4:eb10b000 [ 1329.784172][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.784222][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.784272][ T32] r5:847ed78c r4:847ed400 [ 1329.784293][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.784345][ T32] r7:dddced80 r6:83018000 r5:847ed78c r4:849e6900 [ 1329.784367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.784421][ T32] r10:61c88647 r9:85456c00 r8:849e692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.784447][ T32] r4:849e6900 [ 1329.784468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.784522][ T32] r10:00000000 r9:849e6900 r8:80287e08 r7:eb695e60 r6:8529ee00 r5:85456c00 [ 1329.784546][ T32] r4:00000001 [ 1329.784566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.784608][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1329.784639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.784672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.784701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.784781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.784810][ T32] r4:852bcc40 [ 1329.798736][ T32] INFO: task kworker/0:396:5103 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.798873][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.798979][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.799077][ T32] Call trace: [ 1329.799114][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.799183][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.799232][ T32] r4:00000000 [ 1329.799259][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.799329][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.799390][ T32] 1d20: 9cf32000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.799427][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.799458][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.799485][ T32] r5:80000113 r4:80239bb0 [ 1329.799508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.799576][ T32] r4:82ac21e4 [ 1329.799606][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.799677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.799704][ T32] r4:eb291dc0 [ 1329.799726][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.799794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.799823][ T32] r4:00000000 [ 1329.799940][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.800000][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.800045][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.800099][ T32] r5:00001000 r4:eafbb000 [ 1329.800132][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.800200][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.800252][ T32] r5:853c5f8c r4:853c5c00 [ 1329.800274][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.800328][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.800416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.800477][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.800526][ T32] r4:850f5d80 [ 1329.800575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.800634][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.800659][ T32] r4:00000001 [ 1329.800681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.800731][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.800766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.800798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.800827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.800882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.800915][ T32] r4:8484cc40 [ 1329.800941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.801011][ T32] INFO: task kworker/1:591:5105 blocked for more than 456 seconds. [ 1329.801052][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.801080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.801102][ T32] task:kworker/1:591 state:D stack:0 pid:5105 tgid:5105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.801152][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.801222][ T32] Call trace: [ 1329.801255][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.801311][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85453c00 [ 1329.801336][ T32] r4:85453c00 [ 1329.801358][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.801405][ T32] r5:85453c00 r4:8291a680 [ 1329.801447][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.801495][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.801545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1329.801591][ T32] r4:00000000 [ 1329.801617][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.801677][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.801720][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.801768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5b00 [ 1329.801813][ T32] r4:00000000 [ 1329.801838][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.801914][ T32] r9:83018205 r8:85453c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1329.801960][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.802013][ T32] r5:00001000 r4:eb691000 [ 1329.802035][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.802120][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.802172][ T32] r5:854ac78c r4:854ac400 [ 1329.802196][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.802247][ T32] r7:ddde2d80 r6:83018200 r5:854ac78c r4:8529ee80 [ 1329.802269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.802322][ T32] r10:61c88647 r9:85453c00 r8:8529eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.802346][ T32] r4:8529ee80 [ 1329.802397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.802452][ T32] r10:00000000 r9:8529ee80 r8:80287e08 r7:eb685e60 r6:8529ef80 r5:85453c00 [ 1329.802482][ T32] r4:00000001 [ 1329.802507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.802548][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1329.802578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.802641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.802677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.802711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.802735][ T32] r4:852c58c0 [ 1329.803303][ T32] INFO: task kworker/1:591:5105 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.803348][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.803463][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.803537][ T32] Call trace: [ 1329.803593][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.803656][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.803691][ T32] r4:00000000 [ 1329.803736][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.803806][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.803843][ T32] 1d20: 9cf32000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.803902][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.803937][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.803964][ T32] r5:80000113 r4:80239bb0 [ 1329.803986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.804032][ T32] r4:82ac21e4 [ 1329.804106][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.804180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.804214][ T32] r4:eb291dc0 [ 1329.804256][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.804309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.804376][ T32] r4:00000000 [ 1329.804401][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.804494][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.804521][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.804612][ T32] r5:00001000 r4:eafbb000 [ 1329.804637][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.804681][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.804729][ T32] r5:853c5f8c r4:853c5c00 [ 1329.804750][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.804824][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.804880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.804949][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.804973][ T32] r4:850f5d80 [ 1329.804994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.805079][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.823740][ T32] r4:00000001 [ 1329.823851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.823924][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.823958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.824013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.824074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.824175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.824235][ T32] r4:8484cc40 [ 1329.824291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.824344][ T32] INFO: task kworker/1:592:5107 blocked for more than 456 seconds. [ 1329.824389][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.824416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.824513][ T32] task:kworker/1:592 state:D stack:0 pid:5107 tgid:5107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.824601][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.824676][ T32] Call trace: [ 1329.824731][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.824800][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:85458000 [ 1329.824825][ T32] r4:85458000 [ 1329.824867][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.824927][ T32] r5:85458000 r4:8291a680 [ 1329.824991][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.825147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 1329.830014][ T32] r4:00000000 [ 1329.830073][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.830132][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.830177][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.830246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5e80 [ 1329.830298][ T32] r4:00000000 [ 1329.830329][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.830384][ T32] r9:83018205 r8:85458000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1329.830408][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.830458][ T32] r5:00001000 r4:eb6a5000 [ 1329.830480][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.830565][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.830659][ T32] r5:854ae78c r4:854ae400 [ 1329.830711][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.830779][ T32] r7:ddde2d80 r6:83018200 r5:854ae78c r4:852cf000 [ 1329.830815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.830872][ T32] r10:61c88647 r9:85458000 r8:852cf02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.830931][ T32] r4:852cf000 [ 1329.830957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.831051][ T32] r10:00000000 r9:852cf000 r8:80287e08 r7:eb685e60 r6:852cf080 r5:85458000 [ 1329.831105][ T32] r4:00000001 [ 1329.831130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.831173][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 1329.831215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.831264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.831297][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.831331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.831375][ T32] r4:852c5cc0 [ 1329.832265][ T32] INFO: task kworker/1:592:5107 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.832311][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.832380][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.832495][ T32] Call trace: [ 1329.832597][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.832661][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.832686][ T32] r4:00000000 [ 1329.832707][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.832792][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.832871][ T32] 1d20: 9d3e1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.832975][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.833009][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.833036][ T32] r5:80000113 r4:80239bb0 [ 1329.833058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.833169][ T32] r4:82ac21e4 [ 1329.833217][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.833320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.833364][ T32] r4:eb291dc0 [ 1329.833388][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.833437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.833482][ T32] r4:00000000 [ 1329.833507][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.833581][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.833607][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.833655][ T32] r5:00001000 r4:eafbb000 [ 1329.833697][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.833765][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.833817][ T32] r5:853c5f8c r4:853c5c00 [ 1329.833838][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.833890][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.833923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.833976][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.834000][ T32] r4:850f5d80 [ 1329.834043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.834104][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.834148][ T32] r4:00000001 [ 1329.834189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.834232][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.834272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.834307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.834357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.834394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.834418][ T32] r4:8484cc40 [ 1329.834485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.834517][ T32] INFO: task kworker/1:593:5109 blocked for more than 456 seconds. [ 1329.834551][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.834578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.834599][ T32] task:kworker/1:593 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.834648][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.834751][ T32] Call trace: [ 1329.834839][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.834902][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:85458c00 [ 1329.834928][ T32] r4:85458c00 [ 1329.834950][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.835021][ T32] r5:85458c00 r4:8291a680 [ 1329.835075][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.852568][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.852731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1329.852766][ T32] r4:00000000 [ 1329.852814][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.852932][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.853009][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.853066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a4cc0 [ 1329.853092][ T32] r4:00000000 [ 1329.853113][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.853168][ T32] r9:83018205 r8:85458c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1329.853191][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.853243][ T32] r5:00001000 r4:eb6b3000 [ 1329.853264][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.853358][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.853437][ T32] r5:854aeb8c r4:854ae800 [ 1329.853492][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.853556][ T32] r7:ddde2d80 r6:83018200 r5:854aeb8c r4:852cf180 [ 1329.853610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.853670][ T32] r10:61c88647 r9:85458c00 r8:852cf1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.853695][ T32] r4:852cf180 [ 1329.853717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.853771][ T32] r10:00000000 r9:852cf180 r8:80287e08 r7:eb69de60 r6:852cf200 r5:85458c00 [ 1329.853795][ T32] r4:00000001 [ 1329.853817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.853871][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1329.853915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.853949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.853979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.854012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.854062][ T32] r4:852abb80 [ 1329.854991][ T32] INFO: task kworker/1:593:5109 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.855109][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.868647][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.868728][ T32] Call trace: [ 1329.868824][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.868903][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.868932][ T32] r4:00000000 [ 1329.868978][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.869032][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.869093][ T32] 1d20: 9dbb3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.869130][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.869162][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.869214][ T32] r5:80000113 r4:80239bb0 [ 1329.869265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.869344][ T32] r4:82ac21e4 [ 1329.869396][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.869450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.869476][ T32] r4:eb291dc0 [ 1329.869548][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.869602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.869627][ T32] r4:00000000 [ 1329.869649][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.869705][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.869729][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.869777][ T32] r5:00001000 r4:eafbb000 [ 1329.869823][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.869873][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.869956][ T32] r5:853c5f8c r4:853c5c00 [ 1329.870011][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.870093][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.870122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.870177][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.870202][ T32] r4:850f5d80 [ 1329.870243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.870301][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.870328][ T32] r4:00000001 [ 1329.870349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.870389][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.870420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.870453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.870482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.870516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.870541][ T32] r4:8484cc40 [ 1329.870601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.870639][ T32] INFO: task kworker/1:594:5111 blocked for more than 456 seconds. [ 1329.870749][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.870789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.870815][ T32] task:kworker/1:594 state:D stack:0 pid:5111 tgid:5111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.870868][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.870946][ T32] Call trace: [ 1329.871015][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.871098][ T32] r10:8291a684 r9:eb6b1d84 r8:00000002 r7:60000013 r6:eb6b1d8c r5:85459800 [ 1329.871127][ T32] r4:85459800 [ 1329.871149][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.871232][ T32] r5:85459800 r4:8291a680 [ 1329.871269][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.871350][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.871431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1329.871460][ T32] r4:00000000 [ 1329.871519][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.871587][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.871678][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.871730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e5140 [ 1329.871755][ T32] r4:00000000 [ 1329.871814][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.871887][ T32] r9:83018205 r8:85459800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1329.871947][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.872000][ T32] r5:00001000 r4:eb6b9000 [ 1329.872022][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.872067][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.872116][ T32] r5:854adb8c r4:854ad800 [ 1329.872164][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.872219][ T32] r7:ddde2d80 r6:83018200 r5:854adb8c r4:852cf100 [ 1329.872242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.872296][ T32] r10:61c88647 r9:85459800 r8:852cf12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.872321][ T32] r4:852cf100 [ 1329.872367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.872446][ T32] r10:00000000 r9:852cf100 r8:80287e08 r7:eb6a9e60 r6:852cf280 r5:85459800 [ 1329.872503][ T32] r4:00000001 [ 1329.872552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.872598][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1329.872629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.872662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.872693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.872727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.872752][ T32] r4:852abac0 [ 1329.873644][ T32] INFO: task kworker/1:594:5111 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.873712][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.873828][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.873928][ T32] Call trace: [ 1329.873966][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.874027][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.874053][ T32] r4:00000000 [ 1329.874075][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.874120][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.874153][ T32] 1d20: 9dbb3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.874186][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.874217][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.874244][ T32] r5:80000113 r4:80239bb0 [ 1329.874302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.874354][ T32] r4:82ac21e4 [ 1329.874376][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.874449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.874502][ T32] r4:eb291dc0 [ 1329.874528][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.874577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.874601][ T32] r4:00000000 [ 1329.874662][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.874724][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.874760][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.874812][ T32] r5:00001000 r4:eafbb000 [ 1329.874834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.874911][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.874988][ T32] r5:853c5f8c r4:853c5c00 [ 1329.875013][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.887625][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.887761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.887866][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.887907][ T32] r4:850f5d80 [ 1329.887932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.888038][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.888112][ T32] r4:00000001 [ 1329.888140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.888184][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.888243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.888307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.888369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.888461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.888493][ T32] r4:8484cc40 [ 1329.888546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.888611][ T32] INFO: task kworker/1:595:5113 blocked for more than 456 seconds. [ 1329.888651][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.888679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.888703][ T32] task:kworker/1:595 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.888771][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.888822][ T32] Call trace: [ 1329.888857][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.888957][ T32] r10:8291a684 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:8545a400 [ 1329.888986][ T32] r4:8545a400 [ 1329.889039][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.889094][ T32] r5:8545a400 r4:8291a680 [ 1329.889118][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.889165][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.889216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1329.889257][ T32] r4:00000000 [ 1329.889306][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.889373][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.889421][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.889471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5200 [ 1329.889496][ T32] r4:00000000 [ 1329.889542][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.889626][ T32] r9:83018205 r8:8545a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1329.889678][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.889731][ T32] r5:00001000 r4:eb6cd000 [ 1329.889754][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.889798][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.889846][ T32] r5:854af78c r4:854af400 [ 1329.889912][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.889986][ T32] r7:ddde2d80 r6:83018200 r5:854af78c r4:852cf300 [ 1329.890012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.890067][ T32] r10:61c88647 r9:8545a400 r8:852cf32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.890104][ T32] r4:852cf300 [ 1329.890130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.890183][ T32] r10:00000000 r9:852cf300 r8:80287e08 r7:eb6b1e60 r6:852cf380 r5:8545a400 [ 1329.890208][ T32] r4:00000001 [ 1329.890228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.890283][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1329.890328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.890365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.890396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.890431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.890456][ T32] r4:849e5780 [ 1329.891367][ T32] INFO: task kworker/1:595:5113 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.891411][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.891493][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.891542][ T32] Call trace: [ 1329.891592][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.891653][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.891703][ T32] r4:00000000 [ 1329.891729][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.891776][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.891822][ T32] 1d20: 9dbb3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.891888][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.892019][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.892051][ T32] r5:80000113 r4:80239bb0 [ 1329.892075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.892122][ T32] r4:82ac21e4 [ 1329.892146][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.892195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.892220][ T32] r4:eb291dc0 [ 1329.892242][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.892290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.892339][ T32] r4:00000000 [ 1329.892364][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.892495][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.892522][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.892571][ T32] r5:00001000 r4:eafbb000 [ 1329.892594][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.892663][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.892714][ T32] r5:853c5f8c r4:853c5c00 [ 1329.892736][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.892789][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.892811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.892864][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.892930][ T32] r4:850f5d80 [ 1329.892981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.893036][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.893076][ T32] r4:00000001 [ 1329.893127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.893204][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.893244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.893276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.893330][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.893368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.893393][ T32] r4:8484cc40 [ 1329.893415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.893443][ T32] INFO: task kworker/1:596:5115 blocked for more than 456 seconds. [ 1329.893474][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.893524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.893550][ T32] task:kworker/1:596 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.893601][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.893668][ T32] Call trace: [ 1329.893706][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.893787][ T32] r10:8291a684 r9:eb6c5d84 r8:00000002 r7:60000013 r6:eb6c5d8c r5:8545b000 [ 1329.893816][ T32] r4:8545b000 [ 1329.893838][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.893944][ T32] r5:8545b000 r4:8291a680 [ 1329.893971][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.894044][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.894104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1329.894129][ T32] r4:00000000 [ 1329.894150][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.894191][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.894230][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.894278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5000 [ 1329.894327][ T32] r4:00000000 [ 1329.894352][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.894403][ T32] r9:83018205 r8:8545b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1329.894454][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.894529][ T32] r5:00001000 r4:eb6c7000 [ 1329.894579][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.894628][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.894676][ T32] r5:854adf8c r4:854adc00 [ 1329.894699][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.894750][ T32] r7:ddde2d80 r6:83018200 r5:854adf8c r4:852cf400 [ 1329.894772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.894824][ T32] r10:61c88647 r9:8545b000 r8:852cf42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.894849][ T32] r4:852cf400 [ 1329.894870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.894927][ T32] r10:00000000 r9:852cf400 r8:80287e08 r7:eb6bde60 r6:852cf480 r5:8545b000 [ 1329.894952][ T32] r4:00000001 [ 1329.894973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.895013][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1329.895105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.913195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.913263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.913308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.913338][ T32] r4:852d5300 [ 1329.914241][ T32] INFO: task kworker/1:596:5115 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.914289][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.914380][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.914473][ T32] Call trace: [ 1329.914511][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.914577][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.914628][ T32] r4:00000000 [ 1329.914657][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.914710][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.914770][ T32] 1d20: 9e004000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.914808][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.914838][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.914865][ T32] r5:80000113 r4:80239bb0 [ 1329.914923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.915019][ T32] r4:82ac21e4 [ 1329.921630][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.921759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.921789][ T32] r4:eb291dc0 [ 1329.921813][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.921865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.921933][ T32] r4:00000000 [ 1329.921968][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.922049][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.922112][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.922193][ T32] r5:00001000 r4:eafbb000 [ 1329.922219][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.922266][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.922337][ T32] r5:853c5f8c r4:853c5c00 [ 1329.922364][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.922420][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.922444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.922525][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.922565][ T32] r4:850f5d80 [ 1329.922591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.922645][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.922683][ T32] r4:00000001 [ 1329.922708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.922777][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.922814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.922848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.922884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.922920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.922956][ T32] r4:8484cc40 [ 1329.922985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.923099][ T32] INFO: task kworker/1:597:5117 blocked for more than 456 seconds. [ 1329.923142][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.923183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.923211][ T32] task:kworker/1:597 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.923272][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.923332][ T32] Call trace: [ 1329.923369][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.923428][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:8545bc00 [ 1329.923454][ T32] r4:8545bc00 [ 1329.923500][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.923556][ T32] r5:8545bc00 r4:8291a680 [ 1329.923605][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.923653][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.923703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1329.923728][ T32] r4:00000000 [ 1329.923761][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.923822][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.923866][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.923947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d53c0 [ 1329.923976][ T32] r4:00000000 [ 1329.924011][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.924141][ T32] r9:83018205 r8:8545bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1329.924179][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.924257][ T32] r5:00001000 r4:eb6db000 [ 1329.924284][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.924330][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.924379][ T32] r5:854aef8c r4:854aec00 [ 1329.924426][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.924482][ T32] r7:ddde2d80 r6:83018200 r5:854aef8c r4:852cf500 [ 1329.924517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.924598][ T32] r10:61c88647 r9:8545bc00 r8:852cf52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.924658][ T32] r4:852cf500 [ 1329.924740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.924820][ T32] r10:00000000 r9:852cf500 r8:80287e08 r7:eb6bde60 r6:852cf580 r5:8545bc00 [ 1329.924897][ T32] r4:00000001 [ 1329.924955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.924999][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1329.925033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.937770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.937889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.937955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.938018][ T32] r4:852d51c0 [ 1329.938954][ T32] INFO: task kworker/1:597:5117 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.939007][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.939153][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.939287][ T32] Call trace: [ 1329.939322][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.939412][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.939478][ T32] r4:00000000 [ 1329.939505][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.939577][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.939639][ T32] 1d20: 9e33e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.939677][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.939708][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.939735][ T32] r5:80000113 r4:80239bb0 [ 1329.939757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.939805][ T32] r4:82ac21e4 [ 1329.939828][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.939925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.939985][ T32] r4:eb291dc0 [ 1329.940012][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.940086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.940191][ T32] r4:00000000 [ 1329.940267][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.940327][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.940351][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.940401][ T32] r5:00001000 r4:eafbb000 [ 1329.940449][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.940523][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.940578][ T32] r5:853c5f8c r4:853c5c00 [ 1329.940606][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.940662][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.940685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.940739][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.940763][ T32] r4:850f5d80 [ 1329.940784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.940861][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.940896][ T32] r4:00000001 [ 1329.940934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.940980][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.941059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.941104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.941141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.941217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.941271][ T32] r4:8484cc40 [ 1329.941309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.941353][ T32] INFO: task kworker/1:598:5120 blocked for more than 456 seconds. [ 1329.941394][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.941429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.941452][ T32] task:kworker/1:598 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.941522][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.941598][ T32] Call trace: [ 1329.941636][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.941717][ T32] r10:8291a684 r9:eb6d9d84 r8:00000002 r7:60000013 r6:eb6d9d8c r5:8545c800 [ 1329.941772][ T32] r4:8545c800 [ 1329.941825][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.941886][ T32] r5:8545c800 r4:8291a680 [ 1329.941911][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.941955][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.942029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1329.942059][ T32] r4:00000000 [ 1329.942081][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.942123][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.942162][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.942239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d55c0 [ 1329.942292][ T32] r4:00000000 [ 1329.942340][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.942401][ T32] r9:83018205 r8:8545c800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1329.942425][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.942501][ T32] r5:00001000 r4:dfa83000 [ 1329.942526][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.942571][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.942620][ T32] r5:854aff8c r4:854afc00 [ 1329.942666][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.942723][ T32] r7:ddde2d80 r6:83018200 r5:854aff8c r4:852cf600 [ 1329.942762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.942825][ T32] r10:61c88647 r9:8545c800 r8:852cf62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.942869][ T32] r4:852cf600 [ 1329.942931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.943012][ T32] r10:00000000 r9:852cf600 r8:80287e08 r7:eb6d1e60 r6:852cf680 r5:8545c800 [ 1329.943069][ T32] r4:00000001 [ 1329.943093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.943147][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1329.943182][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.943239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.943274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.943393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.943449][ T32] r4:852d5580 [ 1329.943934][ T32] INFO: task kworker/1:598:5120 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.943977][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.944122][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.944190][ T32] Call trace: [ 1329.944225][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.944308][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.944371][ T32] r4:00000000 [ 1329.944403][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.944450][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.944483][ T32] 1d20: 9e33e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.944517][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.944546][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.944572][ T32] r5:80000113 r4:80239bb0 [ 1329.944595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.944641][ T32] r4:82ac21e4 [ 1329.944662][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.944711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.944750][ T32] r4:eb291dc0 [ 1329.944775][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.944824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.944880][ T32] r4:00000000 [ 1329.944913][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.944991][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.945036][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.965720][ T32] r5:00001000 r4:eafbb000 [ 1329.965820][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.965934][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.965992][ T32] r5:853c5f8c r4:853c5c00 [ 1329.966015][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.966083][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.966123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.966240][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.966348][ T32] r4:850f5d80 [ 1329.966426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.966491][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.966519][ T32] r4:00000001 [ 1329.966655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.966832][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.966882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.966918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.966948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.966996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.967025][ T32] r4:8484cc40 [ 1329.967081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.967113][ T32] INFO: task kworker/1:599:5121 blocked for more than 456 seconds. [ 1329.967150][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.967179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.967228][ T32] task:kworker/1:599 state:D stack:0 pid:5121 tgid:5121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.967296][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.967397][ T32] Call trace: [ 1329.967449][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.967559][ T32] r10:8291a684 r9:eb6e5d84 r8:00000002 r7:60000113 r6:eb6e5d8c r5:8545d400 [ 1329.967590][ T32] r4:8545d400 [ 1329.967613][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.967662][ T32] r5:8545d400 r4:8291a680 [ 1329.967685][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.967778][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.967883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e5e08 [ 1329.967914][ T32] r4:00000000 [ 1329.967955][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.968050][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.968108][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.968160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5800 [ 1329.968258][ T32] r4:00000000 [ 1329.968317][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.968407][ T32] r9:83018205 r8:8545d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1329.968433][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.968480][ T32] r5:00001000 r4:e0073000 [ 1329.968502][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.968600][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.968654][ T32] r5:8542e78c r4:8542e400 [ 1329.968676][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.968759][ T32] r7:ddde2d80 r6:83018200 r5:8542e78c r4:852cf700 [ 1329.968785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.968843][ T32] r10:61c88647 r9:8545d400 r8:852cf72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.968870][ T32] r4:852cf700 [ 1329.968898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.968975][ T32] r10:00000000 r9:852cf700 r8:80287e08 r7:eb6d9e60 r6:852cf780 r5:8545d400 [ 1329.969006][ T32] r4:00000001 [ 1329.969078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.969124][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1329.969161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.969224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.969266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.969327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.969379][ T32] r4:852d5480 [ 1329.970296][ T32] INFO: task kworker/1:599:5121 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.970365][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.970434][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.970531][ T32] Call trace: [ 1329.970620][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.970688][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.970715][ T32] r4:00000000 [ 1329.970758][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.970810][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1329.970844][ T32] 1d20: 9e56e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1329.970884][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1329.970915][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1329.970942][ T32] r5:80000113 r4:80239bb0 [ 1329.970964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.971010][ T32] r4:82ac21e4 [ 1329.971060][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.971117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1329.971142][ T32] r4:eb291dc0 [ 1329.971170][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.971220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1329.971245][ T32] r4:00000000 [ 1329.971267][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.971319][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1329.971342][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.971389][ T32] r5:00001000 r4:eafbb000 [ 1329.971412][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.971456][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.971522][ T32] r5:853c5f8c r4:853c5c00 [ 1329.971584][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.971642][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1329.971679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.971763][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.971791][ T32] r4:850f5d80 [ 1329.971813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.971865][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1329.971898][ T32] r4:00000001 [ 1329.971921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.971975][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1329.972016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.972048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.972079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.972112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.972137][ T32] r4:8484cc40 [ 1329.972159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.972186][ T32] INFO: task kworker/1:600:5123 blocked for more than 456 seconds. [ 1329.972243][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1329.972274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.972296][ T32] task:kworker/1:600 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.972352][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.972395][ T32] Call trace: [ 1329.972428][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1329.972489][ T32] r10:8291a684 r9:eb569d84 r8:00000002 r7:60000113 r6:eb569d8c r5:8545e000 [ 1329.972516][ T32] r4:8545e000 [ 1329.972538][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1329.972586][ T32] r5:8545e000 r4:8291a680 [ 1329.972608][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.972661][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.972716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1329.972741][ T32] r4:00000000 [ 1329.972763][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1329.972804][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1329.972868][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1329.972939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5480 [ 1329.973015][ T32] r4:00000000 [ 1329.973067][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1329.973123][ T32] r9:83018205 r8:8545e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1329.973164][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.973241][ T32] r5:00001000 r4:e07f3000 [ 1329.973267][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1329.973313][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.973407][ T32] r5:854afb8c r4:854af800 [ 1329.973450][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.973515][ T32] r7:ddde2d80 r6:83018200 r5:854afb8c r4:852cf800 [ 1329.973542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.973597][ T32] r10:61c88647 r9:8545e000 r8:852cf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.973647][ T32] r4:852cf800 [ 1329.973747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.973802][ T32] r10:00000000 r9:852cf800 r8:80287e08 r7:eb6e5e60 r6:852cf880 r5:8545e000 [ 1329.973828][ T32] r4:00000001 [ 1329.973898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.974016][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1329.974050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.974084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.974116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.974150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.974174][ T32] r4:852d54c0 [ 1329.974662][ T32] INFO: task kworker/1:600:5123 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1329.974703][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.974762][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.974839][ T32] Call trace: [ 1329.974883][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.974966][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1329.975009][ T32] r4:00000000 [ 1329.975099][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.000224][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.000296][ T32] 1d20: 9e96f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.000453][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.000530][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.000597][ T32] r5:80000113 r4:80239bb0 [ 1330.000651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.000726][ T32] r4:82ac21e4 [ 1330.000750][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.000814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.000860][ T32] r4:eb291dc0 [ 1330.000895][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.000946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.000971][ T32] r4:00000000 [ 1330.000992][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.001046][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.001069][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.001120][ T32] r5:00001000 r4:eafbb000 [ 1330.001143][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.001223][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.001279][ T32] r5:853c5f8c r4:853c5c00 [ 1330.001300][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.001354][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.001406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.001465][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.001489][ T32] r4:850f5d80 [ 1330.001510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.001600][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.001643][ T32] r4:00000001 [ 1330.001669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.001710][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.001740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.001796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.001830][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.001883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.001917][ T32] r4:8484cc40 [ 1330.001960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.002009][ T32] INFO: task kworker/1:601:5125 blocked for more than 456 seconds. [ 1330.002047][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.002074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.002098][ T32] task:kworker/1:601 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.002193][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.002241][ T32] Call trace: [ 1330.002338][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.002414][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:8545ec00 [ 1330.002442][ T32] r4:8545ec00 [ 1330.002527][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.002582][ T32] r5:8545ec00 r4:8291a680 [ 1330.002737][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.002809][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.002863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1330.003054][ T32] r4:00000000 [ 1330.003085][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.003128][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.003167][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.003215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5b40 [ 1330.003261][ T32] r4:00000000 [ 1330.003315][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.003393][ T32] r9:83018205 r8:8545ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1330.003434][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.003486][ T32] r5:00001000 r4:eab39000 [ 1330.003508][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.003551][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.003599][ T32] r5:854f438c r4:854f4000 [ 1330.003620][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.003673][ T32] r7:ddde2d80 r6:83018200 r5:854f438c r4:852cf900 [ 1330.003696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.003749][ T32] r10:61c88647 r9:8545ec00 r8:852cf92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.003773][ T32] r4:852cf900 [ 1330.003819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.003964][ T32] r10:00000000 r9:852cf900 r8:80287e08 r7:eb569e60 r6:852cf980 r5:8545ec00 [ 1330.003994][ T32] r4:00000001 [ 1330.004056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.004100][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1330.004154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.004191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.004295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.004365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.004420][ T32] r4:852d5940 [ 1330.022574][ T32] INFO: task kworker/1:601:5125 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.022714][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.022853][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.022957][ T32] Call trace: [ 1330.022995][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.023122][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.023173][ T32] r4:00000000 [ 1330.023226][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.023281][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.023316][ T32] 1d20: 9eccb000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.023375][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.023408][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.023447][ T32] r5:80000113 r4:80239bb0 [ 1330.023500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.023578][ T32] r4:82ac21e4 [ 1330.023632][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.023689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.023716][ T32] r4:eb291dc0 [ 1330.023738][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.023787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.023836][ T32] r4:00000000 [ 1330.023863][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.023924][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.023947][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.024013][ T32] r5:00001000 r4:eafbb000 [ 1330.024091][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.024169][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.024234][ T32] r5:853c5f8c r4:853c5c00 [ 1330.024260][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.024316][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.024365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.024423][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.024450][ T32] r4:850f5d80 [ 1330.024531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.024589][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.024615][ T32] r4:00000001 [ 1330.024700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.024745][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.024817][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.024853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.024889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.024926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.024950][ T32] r4:8484cc40 [ 1330.025000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.025035][ T32] INFO: task kworker/1:602:5127 blocked for more than 456 seconds. [ 1330.025071][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.025100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.025231][ T32] task:kworker/1:602 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.030642][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.030710][ T32] Call trace: [ 1330.030753][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.030849][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:85380000 [ 1330.030923][ T32] r4:85380000 [ 1330.030950][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.031000][ T32] r5:85380000 r4:8291a680 [ 1330.031022][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.031125][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.031191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1330.031234][ T32] r4:00000000 [ 1330.031259][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.031300][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.031342][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.031415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d59c0 [ 1330.031468][ T32] r4:00000000 [ 1330.031493][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.031573][ T32] r9:83018205 r8:85380000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1330.031626][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.031679][ T32] r5:00001000 r4:eaaab000 [ 1330.031702][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.031746][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.031794][ T32] r5:8542fb8c r4:8542f800 [ 1330.031816][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.031870][ T32] r7:ddde2d80 r6:83018200 r5:8542fb8c r4:852cfa00 [ 1330.031922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.031980][ T32] r10:61c88647 r9:85380000 r8:852cfa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.032033][ T32] r4:852cfa00 [ 1330.032059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.032114][ T32] r10:00000000 r9:852cfa00 r8:80287e08 r7:eb571e60 r6:852cfa80 r5:85380000 [ 1330.032162][ T32] r4:00000001 [ 1330.032189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.032233][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1330.032264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.032324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.032359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.032393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.032442][ T32] r4:852d5ac0 [ 1330.033347][ T32] INFO: task kworker/1:602:5127 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.033416][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.033487][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.033586][ T32] Call trace: [ 1330.033675][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.033747][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.033775][ T32] r4:00000000 [ 1330.033796][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.033842][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.033880][ T32] 1d20: 9eccb000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.033917][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.033945][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.033973][ T32] r5:80000113 r4:80239bb0 [ 1330.033995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.034065][ T32] r4:82ac21e4 [ 1330.034091][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.034154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.034183][ T32] r4:eb291dc0 [ 1330.034206][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.034256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.034281][ T32] r4:00000000 [ 1330.034302][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.034378][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.034406][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.034454][ T32] r5:00001000 r4:eafbb000 [ 1330.034501][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.034556][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.034618][ T32] r5:853c5f8c r4:853c5c00 [ 1330.034681][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.034750][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.034777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.034836][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.034867][ T32] r4:850f5d80 [ 1330.034898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.034952][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.034976][ T32] r4:00000001 [ 1330.035002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.048859][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.048975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.049012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.049058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.049125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.049156][ T32] r4:8484cc40 [ 1330.049198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.049260][ T32] INFO: task kworker/1:603:5129 blocked for more than 456 seconds. [ 1330.049326][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.049382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.049411][ T32] task:kworker/1:603 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.049472][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.049588][ T32] Call trace: [ 1330.049651][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.049747][ T32] r10:8291a684 r9:eb58dd84 r8:00000002 r7:60000113 r6:eb58dd8c r5:85380c00 [ 1330.049777][ T32] r4:85380c00 [ 1330.049800][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.049850][ T32] r5:85380c00 r4:8291a680 [ 1330.049873][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.049926][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.049976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 1330.050000][ T32] r4:00000000 [ 1330.050020][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.050060][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.050128][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.050181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d5cc0 [ 1330.050208][ T32] r4:00000000 [ 1330.050229][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.050308][ T32] r9:83018205 r8:85380c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1330.050336][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.050384][ T32] r5:00001000 r4:eacdf000 [ 1330.050408][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.050453][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.050500][ T32] r5:854f4b8c r4:854f4800 [ 1330.050522][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.050574][ T32] r7:ddde2d80 r6:83018200 r5:854f4b8c r4:852cfb00 [ 1330.050597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.050653][ T32] r10:61c88647 r9:85380c00 r8:852cfb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.050704][ T32] r4:852cfb00 [ 1330.050730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.050783][ T32] r10:00000000 r9:852cfb00 r8:80287e08 r7:eb571e60 r6:852cfb80 r5:85380c00 [ 1330.050807][ T32] r4:00000001 [ 1330.050828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.050871][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1330.050909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.050954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.050991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.051059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.051138][ T32] r4:852d5ac0 [ 1330.052053][ T32] INFO: task kworker/1:603:5129 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.052113][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.052252][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.052305][ T32] Call trace: [ 1330.052365][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.052432][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.052459][ T32] r4:00000000 [ 1330.052562][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.052626][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.052697][ T32] 1d20: 9f151000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.052734][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.052787][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 6 printk messages dropped ** [ 1330.053113][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1330.053708][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1330.054478][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1330.054717][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.070015][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.070351][ T32] r9:83018205 r8:85381800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1330.070606][ T32] r5:854f538c r4:854f5000 [ 1330.070628][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.070682][ T32] r7:ddde2d80 r6:83018200 r5:854f538c r4:852cfc00 [ 1330.070705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.070788][ T32] r10:61c88647 r9:85381800 r8:852cfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.070851][ T32] r4:852cfc00 [ 1330.070882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.070938][ T32] r10:00000000 r9:852cfc00 r8:80287e08 r7:eb58de60 r6:852cfc80 r5:85381800 [ 1330.070962][ T32] r4:00000001 [ 1330.071007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.071076][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1330.071124][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.071162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.071218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.071256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.071309][ T32] r4:852d5c80 [ 1330.072203][ T32] INFO: task kworker/1:604:5131 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.072272][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.072397][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.072453][ T32] Call trace: [ 1330.072587][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.072680][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.072711][ T32] r4:00000000 [ 1330.072735][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.072779][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.072812][ T32] 1d20: 9f26f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.072844][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.072872][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.072945][ T32] r5:80000113 r4:80239bb0 [ 1330.072972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.073041][ T32] r4:82ac21e4 [ 1330.073091][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.073177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.073246][ T32] r4:eb291dc0 [ 1330.073271][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.073347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.073377][ T32] r4:00000000 [ 1330.073400][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.073478][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.073518][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.073618][ T32] r5:00001000 r4:eafbb000 [ 1330.073643][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.073711][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.073763][ T32] r5:853c5f8c r4:853c5c00 [ 1330.073784][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.073838][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.073862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.073921][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.073945][ T32] r4:850f5d80 [ 1330.073966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.074028][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.074057][ T32] r4:00000001 [ 1330.074079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.074118][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.074148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.074180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.074210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.074243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.074269][ T32] r4:8484cc40 [ 1330.074291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.074347][ T32] INFO: task kworker/1:605:5133 blocked for more than 456 seconds. [ 1330.074411][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.074443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.074477][ T32] task:kworker/1:605 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.074802][ T32] r4:85382400 ** 4 printk messages dropped ** [ 1330.075106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 ** 7 printk messages dropped ** [ 1330.093069][ T32] r9:83018205 r8:85382400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1330.093347][ T32] r5:854f578c r4:854f5400 ** 1 printk messages dropped ** [ 1330.093428][ T32] r7:ddde2d80 r6:83018200 r5:854f578c r4:852cfd00 ** 4 printk messages dropped ** [ 1330.093768][ T32] r10:00000000 r9:852cfd00 r8:80287e08 r7:eb591e60 r6:852cfd80 r5:85382400 ** 9 printk messages dropped ** [ 1330.102254][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.103022][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 6 printk messages dropped ** [ 1330.103370][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1330.103771][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.104093][ T32] r4:00000001 [ 1330.104143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.104194][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.104226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.104260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.104316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.104382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.104416][ T32] r4:8484cc40 [ 1330.104441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.104473][ T32] INFO: task kworker/1:606:5135 blocked for more than 456 seconds. [ 1330.104509][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.104562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.104617][ T32] task:kworker/1:606 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.104704][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.104766][ T32] Call trace: [ 1330.104824][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.104924][ T32] r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000013 r6:eb6edd8c r5:85383000 [ 1330.104979][ T32] r4:85383000 [ 1330.105040][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.117936][ T32] r5:85383000 r4:8291a680 [ 1330.118049][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.118143][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.118198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1330.118225][ T32] r4:00000000 [ 1330.118282][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.118351][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.118412][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.118491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349280 [ 1330.118541][ T32] r4:00000000 [ 1330.118584][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.118648][ T32] r9:83018205 r8:85383000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.118714][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.118782][ T32] r5:00001000 r4:eafe3000 [ 1330.118835][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.118898][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.118975][ T32] r5:854f5f8c r4:854f5c00 [ 1330.119005][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.119117][ T32] r7:ddde2d80 r6:83018200 r5:854f5f8c r4:852cfe00 [ 1330.119151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.119211][ T32] r10:61c88647 r9:85383000 r8:852cfe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.119340][ T32] r4:852cfe00 [ 1330.119451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.119530][ T32] r10:00000000 r9:852cfe00 r8:80287e08 r7:eb6e9e60 r6:852cfe80 r5:85383000 [ 1330.119558][ T32] r4:00000001 [ 1330.119601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.119648][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1330.119683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.119759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.119794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.119832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.119857][ T32] r4:852bcf00 [ 1330.120770][ T32] INFO: task kworker/1:606:5135 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.120838][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.120930][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.121019][ T32] Call trace: [ 1330.121071][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.121170][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.121242][ T32] r4:00000000 [ 1330.121287][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.121341][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.121374][ T32] 1d20: 9fa81000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.121428][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.121461][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.121515][ T32] r5:80000113 r4:80239bb0 [ 1330.121546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.121593][ T32] r4:82ac21e4 [ 1330.121635][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.121693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.121736][ T32] r4:eb291dc0 [ 1330.121760][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.121817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.121843][ T32] r4:00000000 [ 1330.121866][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.121955][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.121986][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.122034][ T32] r5:00001000 r4:eafbb000 [ 1330.122055][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.122097][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.122144][ T32] r5:853c5f8c r4:853c5c00 [ 1330.122187][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.122263][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.122295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.122349][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.122373][ T32] r4:850f5d80 [ 1330.122394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.122445][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.122474][ T32] r4:00000001 [ 1330.122496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.122536][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.122587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.122624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.122662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.122708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.122735][ T32] r4:8484cc40 [ 1330.122759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.122823][ T32] INFO: task kworker/1:607:5136 blocked for more than 456 seconds. [ 1330.122870][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.122919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.122991][ T32] task:kworker/1:607 state:D stack:0 pid:5136 tgid:5136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.123120][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.123491][ T32] r5:85383c00 r4:8291a680 ** 5 printk messages dropped ** [ 1330.123815][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.124241][ T32] r5:854f478c r4:854f4400 [ 1330.124272][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.124326][ T32] r7:ddde2d80 r6:83018200 r5:854f478c r4:852cff00 [ 1330.124350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.124427][ T32] r4:852cff00 ** 5 printk messages dropped ** [ 1330.124729][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.149944][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.150446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.150926][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1330.151251][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.151278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.151347][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.151375][ T32] r4:850f5d80 [ 1330.151420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.151478][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.151523][ T32] r4:00000001 [ 1330.151590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.151651][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.151684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.151717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.151770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.151807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.151873][ T32] r4:8484cc40 [ 1330.151914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.151966][ T32] INFO: task kworker/1:608:5138 blocked for more than 456 seconds. [ 1330.152008][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.152037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.152060][ T32] task:kworker/1:608 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.152158][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.152269][ T32] Call trace: [ 1330.152327][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.152414][ T32] r10:8291a684 r9:eb6f9d84 r8:00000002 r7:60000013 r6:eb6f9d8c r5:85385400 [ 1330.152580][ T32] r4:85385400 [ 1330.152665][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.152731][ T32] r5:85385400 r4:8291a680 [ 1330.152754][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.152826][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.152889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f9e08 [ 1330.152916][ T32] r4:00000000 [ 1330.152981][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.153025][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.153065][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.153136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349400 [ 1330.153188][ T32] r4:00000000 [ 1330.153212][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.153265][ T32] r9:83018205 r8:85385400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1330.153289][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.153372][ T32] r5:00001000 r4:eb031000 [ 1330.153397][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.153452][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.153526][ T32] r5:854f4f8c r4:854f4c00 [ 1330.153578][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.153640][ T32] r7:ddde2d80 r6:83018200 r5:854f4f8c r4:850e0000 [ 1330.153686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.153744][ T32] r10:61c88647 r9:85385400 r8:850e002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.153792][ T32] r4:850e0000 [ 1330.153844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.153915][ T32] r10:00000000 r9:850e0000 r8:80287e08 r7:eb6ede60 r6:850e0080 r5:85385400 [ 1330.153941][ T32] r4:00000001 [ 1330.153984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.154029][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) [ 1330.154083][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.154799][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.162375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.162827][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.163121][ T32] r5:853c5f8c r4:853c5c00 [ 1330.163153][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.163228][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.163260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.163314][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.163338][ T32] r4:850f5d80 [ 1330.163401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.163481][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.163514][ T32] r4:00000001 [ 1330.163537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.163599][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.163633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.163666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.163696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.163753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.163781][ T32] r4:8484cc40 [ 1330.163806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.163838][ T32] INFO: task kworker/1:609:5140 blocked for more than 456 seconds. [ 1330.163934][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.163968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.164015][ T32] task:kworker/1:609 state:D stack:0 pid:5140 tgid:5140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.164080][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.164176][ T32] Call trace: [ 1330.164256][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.164356][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000013 r6:eb6fdd8c r5:85386c00 [ 1330.164388][ T32] r4:85386c00 ** 1 printk messages dropped ** [ 1330.164460][ T32] r5:85386c00 r4:8291a680 ** 4 printk messages dropped ** [ 1330.164665][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.178183][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.178238][ T32] r5:854f638c r4:854f6000 [ 1330.178267][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.178324][ T32] r7:ddde2d80 r6:83018200 r5:854f638c r4:850e0100 ** 1 printk messages dropped ** [ 1330.178415][ T32] r10:61c88647 r9:85386c00 r8:850e012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.178834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.180703][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1330.181289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1330.181810][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.182214][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.182424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.182917][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.183285][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.183679][ T32] r9:83018205 r8:85520000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1330.183908][ T32] r5:854f6f8c r4:854f6c00 [ 1330.183931][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.184007][ T32] r7:ddde2d80 r6:83018200 r5:854f6f8c r4:850e0200 [ 1330.184035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.184115][ T32] r10:61c88647 r9:85520000 r8:850e022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.184167][ T32] r4:850e0200 [ 1330.184216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.184271][ T32] r10:00000000 r9:850e0200 r8:80287e08 r7:eb6fde60 r6:850e0280 r5:85520000 [ 1330.184298][ T32] r4:00000001 [ 1330.184342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.184386][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1330.184418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.184476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.184522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.184561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.184585][ T32] r4:85349680 [ 1330.204619][ T32] INFO: task kworker/1:610:5144 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.204768][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.204915][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.204986][ T32] Call trace: [ 1330.205056][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.205688][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.205743][ T32] r4:00000000 [ 1330.205768][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.205841][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.205901][ T32] 1d20: a07f0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.205979][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.206012][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.206040][ T32] r5:80000113 r4:80239bb0 [ 1330.206063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.206113][ T32] r4:82ac21e4 [ 1330.206136][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.206185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.206212][ T32] r4:eb291dc0 [ 1330.206259][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.206312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.206337][ T32] r4:00000000 [ 1330.206396][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.206453][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.206477][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.206528][ T32] r5:00001000 r4:eafbb000 [ 1330.206550][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.206594][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.206667][ T32] r5:853c5f8c r4:853c5c00 [ 1330.206769][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.206849][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.206891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.206950][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.206976][ T32] r4:850f5d80 [ 1330.206999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.207076][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.207101][ T32] r4:00000001 [ 1330.207198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.207247][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.207281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.207314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.207395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.207458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1330.207512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1330.208188][ T32] r5:85520c00 r4:8291a680 ** 4 printk messages dropped ** [ 1330.208491][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.209033][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.209106][ T32] r5:854f678c r4:854f6400 [ 1330.209227][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.209364][ T32] r10:61c88647 r9:85520c00 r8:850e032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.209835][ T32] r4:85349780 ** 3 printk messages dropped ** [ 1330.210988][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.211207][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1330.211543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 10 printk messages dropped ** [ 1330.212158][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1330.212473][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1330.212738][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1330.212891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.213470][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.213806][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.214267][ T32] r5:854f6b8c r4:854f6800 [ 1330.214290][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.214539][ T32] r10:61c88647 r9:85521800 r8:850e042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.214564][ T32] r4:850e0400 [ 1330.214585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.214661][ T32] r10:00000000 r9:850e0400 r8:80287e08 r7:eb705e60 r6:850e0480 r5:85521800 [ 1330.214689][ T32] r4:00000001 [ 1330.214711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.214776][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1330.214810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.214846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.214885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.214919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.214943][ T32] r4:85349900 [ 1330.246324][ T32] INFO: task kworker/1:612:5148 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.246434][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.246536][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.246650][ T32] Call trace: [ 1330.246690][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.246760][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.246787][ T32] r4:00000000 [ 1330.246851][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.246948][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.246988][ T32] 1d20: a0ec8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.247072][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.247109][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.247163][ T32] r5:80000113 r4:80239bb0 [ 1330.247211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.247265][ T32] r4:82ac21e4 [ 1330.247288][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.247364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.247417][ T32] r4:eb291dc0 [ 1330.247442][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.247513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.247547][ T32] r4:00000000 [ 1330.247570][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.247656][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.247684][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.247758][ T32] r5:00001000 r4:eafbb000 [ 1330.247811][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.247879][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.247936][ T32] r5:853c5f8c r4:853c5c00 [ 1330.247998][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.248106][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.248134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.248198][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.248223][ T32] r4:850f5d80 [ 1330.248245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.248310][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.248338][ T32] r4:00000001 [ 1330.248360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.248401][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.248431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.248462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.248532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.248598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.248628][ T32] r4:8484cc40 [ 1330.248654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.248704][ T32] INFO: task kworker/0:397:5149 blocked for more than 456 seconds. [ 1330.248743][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.248793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.248819][ T32] task:kworker/0:397 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.248871][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.248918][ T32] Call trace: [ 1330.249008][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.249088][ T32] r10:8291a684 r9:eb70dd84 r8:00000002 r7:60000113 r6:eb70dd8c r5:85523000 ** 5 printk messages dropped ** [ 1330.249359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 ** 9 printk messages dropped ** [ 1330.249776][ T32] r5:00001000 r4:eb6e1000 ** 2 printk messages dropped ** [ 1330.250010][ T32] r5:853b338c r4:853b3000 [ 1330.250122][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.250181][ T32] r7:dddced80 r6:83018000 r5:853b338c r4:849e6980 [ 1330.250225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.250544][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) ** 6 printk messages dropped ** [ 1330.251319][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.251859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.252401][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1330.252915][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1330.253168][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 7 printk messages dropped ** [ 1330.253448][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1330.253850][ T32] r10:8291a684 r9:eb719d84 r8:00000002 r7:60000113 r6:eb719d8c r5:85524800 ** 8 printk messages dropped ** [ 1330.254316][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.254693][ T32] r5:854f778c r4:854f7400 [ 1330.254715][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.254886][ T32] r10:61c88647 r9:85524800 r8:850e05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.277743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.278991][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.279076][ T32] Call trace: [ 1330.279162][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.279238][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.279265][ T32] r4:00000000 [ 1330.279286][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.279334][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.279366][ T32] 1d20: a1457000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.279409][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.279444][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.279482][ T32] r5:80000113 r4:80239bb0 [ 1330.279506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.279554][ T32] r4:82ac21e4 [ 1330.279576][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.279624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.279648][ T32] r4:eb291dc0 [ 1330.279698][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.279751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.279787][ T32] r4:00000000 [ 1330.279840][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.279898][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.279923][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.279984][ T32] r5:00001000 r4:eafbb000 [ 1330.280010][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.280055][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.280112][ T32] r5:853c5f8c r4:853c5c00 [ 1330.280137][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.280212][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.280239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.280294][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.280319][ T32] r4:850f5d80 [ 1330.280350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.280414][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.280454][ T32] r4:00000001 [ 1330.280490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.280532][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.280562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.280595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.280625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.280659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.280683][ T32] r4:8484cc40 [ 1330.280727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.280762][ T32] INFO: task kworker/1:614:5154 blocked for more than 456 seconds. [ 1330.280799][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.280827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.280850][ T32] task:kworker/1:614 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.280899][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.280942][ T32] Call trace: [ 1330.280986][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.281069][ T32] r10:8291a684 r9:eb71dd84 r8:00000002 r7:60000013 r6:eb71dd8c r5:85522400 [ 1330.281101][ T32] r4:85522400 [ 1330.281123][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.281178][ T32] r5:85522400 r4:8291a680 [ 1330.281200][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.281244][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.281310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [ 1330.281360][ T32] r4:00000000 [ 1330.281386][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.281425][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.281489][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.281561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c500 [ 1330.281594][ T32] r4:00000000 [ 1330.281639][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.281720][ T32] r9:83018205 r8:85522400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1330.281748][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.281805][ T32] r5:00001000 r4:eb353000 [ 1330.281830][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.281943][ T32] r5:854f7f8c r4:854f7c00 [ 1330.281972][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.282023][ T32] r7:ddde2d80 r6:83018200 r5:854f7f8c r4:850e0680 [ 1330.282067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.282250][ T32] r10:00000000 r9:850e0680 r8:80287e08 r7:eb719e60 r6:850e0700 r5:85522400 ** 9 printk messages dropped ** [ 1330.283083][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.283601][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1330.283958][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.284213][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.284580][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1330.284922][ T32] INFO: task kworker/1:615:5156 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.311571][ T32] r4:85525400 ** 4 printk messages dropped ** [ 1330.311809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 ** 6 printk messages dropped ** [ 1330.312070][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.312123][ T32] r9:83018205 r8:85525400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1330.312176][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.312232][ T32] r5:00001000 r4:eb2e3000 [ 1330.312254][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.312329][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.312381][ T32] r5:854f5b8c r4:854f5800 [ 1330.312424][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.312486][ T32] r7:ddde2d80 r6:83018200 r5:854f5b8c r4:850e0780 [ 1330.312532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.312590][ T32] r10:61c88647 r9:85525400 r8:850e07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.312627][ T32] r4:850e0780 [ 1330.312651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.312704][ T32] r10:00000000 r9:850e0780 r8:80287e08 r7:eb71de60 r6:850e0800 r5:85525400 [ 1330.312744][ T32] r4:00000001 [ 1330.312778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.312824][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1330.312857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.312889][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.312918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.312951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.312975][ T32] r4:8535c300 [ 1330.313860][ T32] INFO: task kworker/1:615:5156 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.313902][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.313996][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.314043][ T32] Call trace: [ 1330.314090][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.314186][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.314215][ T32] r4:00000000 [ 1330.314236][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.314281][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.314313][ T32] 1d20: a1bd9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.314346][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.314374][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.314400][ T32] r5:80000113 r4:80239bb0 [ 1330.314433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.314482][ T32] r4:82ac21e4 [ 1330.314524][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.314598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.314654][ T32] r4:eb291dc0 [ 1330.314704][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.314760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.314806][ T32] r4:00000000 [ 1330.314831][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.314895][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.314947][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.315001][ T32] r5:00001000 r4:eafbb000 [ 1330.315023][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.315090][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.319887][ T32] r5:853c5f8c r4:853c5c00 [ 1330.319955][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.320029][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.320093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.320160][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.320185][ T32] r4:850f5d80 [ 1330.320208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.320262][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1330.320560][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1330.320720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.321217][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.321692][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.321904][ T32] r5:854af38c r4:854af000 ** 2 printk messages dropped ** [ 1330.322014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1330.322553][ T32] r4:8535c4c0 [ 1330.323450][ T32] INFO: task kworker/1:616:5159 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.323492][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.323574][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.323650][ T32] Call trace: [ 1330.323716][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.323779][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.323805][ T32] r4:00000000 [ 1330.323826][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.323915][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.323959][ T32] 1d20: a1bd9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.324023][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.324067][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.324106][ T32] r5:80000113 r4:80239bb0 [ 1330.324131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.324198][ T32] r4:82ac21e4 [ 1330.324224][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.324274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.324298][ T32] r4:eb291dc0 [ 1330.324320][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.324423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.324465][ T32] r4:00000000 [ 1330.324487][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.324553][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.324578][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.324626][ T32] r5:00001000 r4:eafbb000 [ 1330.324662][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.324710][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.324758][ T32] r5:853c5f8c r4:853c5c00 [ 1330.324778][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.324852][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.324895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.324954][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.324978][ T32] r4:850f5d80 [ 1330.325014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.337051][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.337124][ T32] r4:00000001 [ 1330.337182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.337253][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.337288][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.337442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.337844][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.338242][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.338643][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.338975][ T32] r5:854fc38c r4:854fc000 [ 1330.338997][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.339073][ T32] r7:ddde2d80 r6:83018200 r5:854fc38c r4:850e0980 ** 1 printk messages dropped ** [ 1330.339158][ T32] r10:61c88647 r9:85526c00 r8:850e09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.339489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.340747][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1330.341234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 10 printk messages dropped ** [ 1330.341715][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1330.341957][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1330.342268][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1330.342427][ T32] task:kworker/1:618 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.342997][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1330.343534][ T32] r5:854fcb8c r4:854fc800 [ 1330.343558][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.343688][ T32] r10:61c88647 r9:85523c00 r8:850e0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.344022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1330.344629][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.344738][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.344784][ T32] Call trace: [ 1330.344845][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.344949][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.345003][ T32] r4:00000000 [ 1330.345030][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.365914][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.365977][ T32] 1d20: a22b5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.366012][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.366082][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.366150][ T32] r5:80000113 r4:80239bb0 [ 1330.366201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.366277][ T32] r4:82ac21e4 [ 1330.366320][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.366380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.366405][ T32] r4:eb291dc0 [ 1330.366427][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.366476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.366531][ T32] r4:00000000 [ 1330.366556][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.366610][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.366646][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.366730][ T32] r5:00001000 r4:eafbb000 [ 1330.366762][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.366808][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.366891][ T32] r5:853c5f8c r4:853c5c00 [ 1330.366940][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.367023][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.367070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.367147][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.367177][ T32] r4:850f5d80 [ 1330.367199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.367254][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.367277][ T32] r4:00000001 [ 1330.367324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.367368][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.367398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.367431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.367481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.367541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.367568][ T32] r4:8484cc40 [ 1330.367594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.367637][ T32] INFO: task kworker/1:619:5164 blocked for more than 456 seconds. [ 1330.367674][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.367723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.367774][ T32] task:kworker/1:619 state:D stack:0 pid:5164 tgid:5164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.367854][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.367917][ T32] Call trace: [ 1330.367982][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.368101][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000013 r6:eb725d8c r5:85386000 [ 1330.368136][ T32] r4:85386000 [ 1330.368164][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.368214][ T32] r5:85386000 r4:8291a680 [ 1330.368236][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.368288][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.368350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1330.368377][ T32] r4:00000000 [ 1330.368408][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.368470][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.368524][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.368577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cb00 [ 1330.368637][ T32] r4:00000000 [ 1330.368675][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.368728][ T32] r9:83018205 r8:85386000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1330.368751][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.368818][ T32] r5:00001000 r4:eb447000 [ 1330.368863][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.368910][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.368960][ T32] r5:854fd38c r4:854fd000 [ 1330.368983][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.369033][ T32] r7:ddde2d80 r6:83018200 r5:854fd38c r4:850e0b80 [ 1330.369055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.369130][ T32] r10:61c88647 r9:85386000 r8:850e0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.369162][ T32] r4:850e0b80 [ 1330.369183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.369257][ T32] r10:00000000 r9:850e0b80 r8:80287e08 r7:eb721e60 r6:850e0c00 r5:85386000 [ 1330.369308][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1330.369472][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.370791][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.371225][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.371454][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.371667][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.372056][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.372442][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1330.372625][ T32] task:kworker/1:620 state:D stack:0 pid:5166 tgid:5166 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.373127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 ** 9 printk messages dropped ** [ 1330.373504][ T32] r5:00001000 r4:eb4c9000 ** 2 printk messages dropped ** [ 1330.373664][ T32] r5:854fd78c r4:854fd400 ** 1 printk messages dropped ** [ 1330.373773][ T32] r7:ddde2d80 r6:83018200 r5:854fd78c r4:850e0c80 ** 4 printk messages dropped ** [ 1330.373984][ T32] r10:00000000 r9:850e0c80 r8:80287e08 r7:eb725e60 r6:850e0d00 r5:85384800 ** 2 printk messages dropped ** [ 1330.374068][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1330.374097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.374128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.374178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.374237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.374273][ T32] r4:8535cac0 [ 1330.374757][ T32] INFO: task kworker/1:620:5166 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.374799][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.374864][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.374924][ T32] Call trace: [ 1330.374960][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.375018][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.375088][ T32] r4:00000000 [ 1330.396268][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.396365][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.396403][ T32] 1d20: a2946000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.396459][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.396493][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.396548][ T32] r5:80000113 r4:80239bb0 [ 1330.396576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.396647][ T32] r4:82ac21e4 [ 1330.396678][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.396750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.396800][ T32] r4:eb291dc0 [ 1330.396829][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.396901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.396929][ T32] r4:00000000 [ 1330.396951][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.397004][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.397028][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.397087][ T32] r5:00001000 r4:eafbb000 [ 1330.397112][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.397162][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.397228][ T32] r5:853c5f8c r4:853c5c00 [ 1330.397290][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.397353][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.397376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.397429][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.397474][ T32] r4:850f5d80 [ 1330.397500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.397561][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.397595][ T32] r4:00000001 [ 1330.397636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.397683][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.397731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.397770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.397801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.397834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.397858][ T32] r4:8484cc40 [ 1330.397884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.397915][ T32] INFO: task kworker/1:621:5168 blocked for more than 456 seconds. [ 1330.397996][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.398061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.398108][ T32] task:kworker/1:621 state:D stack:0 pid:5168 tgid:5168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.398188][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.398249][ T32] Call trace: [ 1330.398295][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.398383][ T32] r10:8291a684 r9:eb72dd84 r8:00000002 r7:60000013 r6:eb72dd8c r5:85548000 [ 1330.398426][ T32] r4:85548000 [ 1330.398449][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.398509][ T32] r5:85548000 r4:8291a680 [ 1330.398534][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.398595][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.398649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1330.398676][ T32] r4:00000000 [ 1330.398697][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.398735][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.398774][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.398821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ca40 [ 1330.398844][ T32] r4:00000000 [ 1330.398865][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.398914][ T32] r9:83018205 r8:85548000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1330.398959][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.399058][ T32] r5:00001000 r4:eb4e3000 [ 1330.399129][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.399230][ T32] r5:854fdb8c r4:854fd800 [ 1330.399251][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.399300][ T32] r7:ddde2d80 r6:83018200 r5:854fdb8c r4:850e0d80 [ 1330.399322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.399375][ T32] r10:61c88647 r9:85548000 r8:850e0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.399410][ T32] r4:850e0d80 [ 1330.399446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.399501][ T32] r10:00000000 r9:850e0d80 r8:80287e08 r7:eb729e60 r6:850e0e00 r5:85548000 [ 1330.399525][ T32] r4:00000001 [ 1330.399546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.399607][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1330.399687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.399723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.399753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.399786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.399810][ T32] r4:8535c940 [ 1330.400727][ T32] INFO: task kworker/1:621:5168 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.400771][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.400835][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.400908][ T32] Call trace: [ 1330.400962][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.401022][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.401047][ T32] r4:00000000 [ 1330.401090][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.401138][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.401176][ T32] 1d20: a2946000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.401220][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.401252][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.401280][ T32] r5:80000113 r4:80239bb0 [ 1330.401311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.401359][ T32] r4:82ac21e4 [ 1330.401402][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.401492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.401520][ T32] r4:eb291dc0 [ 1330.401543][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.401600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.401628][ T32] r4:00000000 [ 1330.401649][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.401701][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.401725][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.401798][ T32] r5:00001000 r4:eafbb000 [ 1330.401824][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.401889][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.401941][ T32] r5:853c5f8c r4:853c5c00 [ 1330.401983][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.402049][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.402097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.402167][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.402193][ T32] r4:850f5d80 [ 1330.402235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.402300][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.402334][ T32] r4:00000001 [ 1330.402365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.402407][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.402439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.402474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.402519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.402556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.402582][ T32] r4:8484cc40 [ 1330.402603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.402650][ T32] INFO: task kworker/1:622:5170 blocked for more than 456 seconds. [ 1330.402690][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.402736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.402770][ T32] task:kworker/1:622 state:D stack:0 pid:5170 tgid:5170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.402848][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.402915][ T32] Call trace: [ 1330.402960][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.403016][ T32] r10:8291a684 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:85548c00 [ 1330.403081][ T32] r4:85548c00 [ 1330.403120][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.403206][ T32] r5:85548c00 r4:8291a680 [ 1330.403234][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.403279][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.403328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1330.403352][ T32] r4:00000000 [ 1330.403373][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.403425][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.403489][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.403541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85349f00 [ 1330.403566][ T32] r4:00000000 [ 1330.403588][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.403639][ T32] r9:83018205 r8:85548c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.403661][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.403717][ T32] r5:00001000 r4:eb533000 [ 1330.403741][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.403785][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.403842][ T32] r5:847ecb8c r4:847ec800 [ 1330.403874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.403929][ T32] r7:ddde2d80 r6:83018200 r5:847ecb8c r4:850e0e80 [ 1330.403952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.404004][ T32] r10:61c88647 r9:85548c00 r8:850e0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.404039][ T32] r4:850e0e80 [ 1330.404063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.404117][ T32] r10:00000000 r9:850e0e80 r8:80287e08 r7:eb72de60 r6:850e0f00 r5:85548c00 [ 1330.404147][ T32] r4:00000001 [ 1330.404191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.404255][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1330.404291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.404325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.404411][ T32] r4:8535cc00 ** 4 printk messages dropped ** [ 1330.430471][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.430901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.430950][ T32] r4:82ac21e4 [ 1330.430971][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.431020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.431066][ T32] r4:eb291dc0 [ 1330.431154][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.431230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.431281][ T32] r4:00000000 [ 1330.431306][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.431381][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.431436][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.431495][ T32] r5:00001000 r4:eafbb000 [ 1330.431517][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.431562][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.431609][ T32] r5:853c5f8c r4:853c5c00 [ 1330.431630][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.431683][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.431739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.431818][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.431845][ T32] r4:850f5d80 [ 1330.431892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.431955][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.431991][ T32] r4:00000001 [ 1330.432017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.432057][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.432087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.432119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.432157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.432192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.432216][ T32] r4:8484cc40 [ 1330.432240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.432270][ T32] INFO: task kworker/1:623:5171 blocked for more than 456 seconds. [ 1330.432305][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1330.432489][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.432701][ T32] r5:85549800 r4:8291a680 ** 4 printk messages dropped ** [ 1330.432882][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.432923][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.432961][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.433008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cf00 [ 1330.433031][ T32] r4:00000000 [ 1330.433074][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.433128][ T32] r9:83018205 r8:85549800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.433157][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.433204][ T32] r5:00001000 r4:eb4ed000 [ 1330.433286][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.433334][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.433380][ T32] r5:854fc78c r4:854fc400 [ 1330.433401][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.433452][ T32] r7:ddde2d80 r6:83018200 r5:854fc78c r4:85529000 [ 1330.433474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.433544][ T32] r10:61c88647 r9:85549800 r8:8552902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.433576][ T32] r4:85529000 [ 1330.433597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.433648][ T32] r10:00000000 r9:85529000 r8:80287e08 r7:eb731e60 r6:85529080 r5:85549800 [ 1330.433672][ T32] r4:00000001 [ 1330.433713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.433840][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1330.433873][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.433905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.433934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.433969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.433993][ T32] r4:8535cf80 [ 1330.434918][ T32] INFO: task kworker/1:623:5171 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.434983][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.449653][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.450062][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1330.450640][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.451049][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.451495][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.452028][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1330.452523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.453125][ T32] r4:8554bc00 ** 4 printk messages dropped ** [ 1330.453449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 ** 6 printk messages dropped ** [ 1330.453914][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.454482][ T32] r5:854fdf8c r4:854fdc00 [ 1330.454545][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.454839][ T32] r10:61c88647 r9:8554bc00 r8:8552912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.475973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.477971][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.478629][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.479019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 1 printk messages dropped ** [ 1330.479169][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.479257][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.479295][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.479371][ T32] r5:00001000 r4:eafbb000 [ 1330.479430][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.479507][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.479594][ T32] r5:853c5f8c r4:853c5c00 [ 1330.479651][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.479764][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.479805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.479893][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.479934][ T32] r4:850f5d80 [ 1330.479968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.480052][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.480092][ T32] r4:00000001 [ 1330.480127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.480198][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.480270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.480327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.480377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.480450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.480492][ T32] r4:8484cc40 [ 1330.480528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.480597][ T32] INFO: task kworker/1:625:5176 blocked for more than 456 seconds. [ 1330.480657][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.480723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.480762][ T32] task:kworker/1:625 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.480872][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.480974][ T32] Call trace: [ 1330.481038][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.481131][ T32] r10:8291a684 r9:eb735d84 r8:00000002 r7:60000013 r6:eb735d8c r5:8554a400 [ 1330.481195][ T32] r4:8554a400 [ 1330.481235][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.481314][ T32] r5:8554a400 r4:8291a680 [ 1330.481360][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.481434][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.481515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1330.481555][ T32] r4:00000000 [ 1330.481612][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.481679][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.481741][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.481832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552a300 [ 1330.481877][ T32] r4:00000000 [ 1330.481914][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.481998][ T32] r9:83018205 r8:8554a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1330.482050][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.482129][ T32] r5:00001000 r4:eb54f000 [ 1330.482192][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.482268][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.482344][ T32] r5:854fe78c r4:854fe400 [ 1330.482378][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.482492][ T32] r7:ddde2d80 r6:83018200 r5:854fe78c r4:85529200 [ 1330.482536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.482633][ T32] r10:61c88647 r9:8554a400 r8:8552922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.482708][ T32] r4:85529200 [ 1330.482746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.482830][ T32] r10:00000000 r9:85529200 r8:80287e08 r7:eb73de60 r6:85529280 r5:8554a400 [ 1330.482869][ T32] r4:00000001 [ 1330.482907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.482970][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1330.483018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.483098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.483166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.483225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.483264][ T32] r4:8552a3c0 [ 1330.484013][ T32] INFO: task kworker/1:625:5176 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.484105][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.484266][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.484379][ T32] Call trace: [ 1330.484500][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.484641][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.484699][ T32] r4:00000000 [ 1330.484751][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.484850][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 4 printk messages dropped ** [ 1330.506212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.506922][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.507718][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1330.508318][ T32] INFO: task kworker/1:626:5177 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.508929][ T32] r4:8554c800 ** 4 printk messages dropped ** [ 1330.509303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 ** 8 printk messages dropped ** [ 1330.509849][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.510175][ T32] r5:854feb8c r4:854fe800 ** 1 printk messages dropped ** [ 1330.510328][ T32] r7:ddde2d80 r6:83018200 r5:854feb8c r4:85529300 ** 1 printk messages dropped ** [ 1330.510543][ T32] r10:61c88647 r9:8554c800 r8:8552932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.510874][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.511194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.513085][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.513729][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1330.513941][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1330.514111][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.514260][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.514329][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.514439][ T32] r5:00001000 r4:eafbb000 [ 1330.514514][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.514632][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.514722][ T32] r5:853c5f8c r4:853c5c00 [ 1330.514759][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.514847][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.514891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.514988][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.515062][ T32] r4:850f5d80 [ 1330.542113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.542277][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.542323][ T32] r4:00000001 [ 1330.542362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.542433][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.542494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.542575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.542682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.542746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.542812][ T32] r4:8484cc40 [ 1330.542880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.542979][ T32] INFO: task kworker/1:627:5180 blocked for more than 456 seconds. [ 1330.543450][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.543507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.543546][ T32] task:kworker/1:627 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.543665][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.543753][ T32] Call trace: [ 1330.543809][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.543927][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:8554d400 [ 1330.544005][ T32] r4:8554d400 [ 1330.544057][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.544178][ T32] r5:8554d400 r4:8291a680 [ 1330.544280][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.544413][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.544542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1330.544606][ T32] r4:00000000 [ 1330.544692][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.544789][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.544866][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.544950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552a640 [ 1330.544993][ T32] r4:00000000 [ 1330.545046][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.552366][ T32] r9:83018205 r8:8554d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1330.552429][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.552561][ T32] r5:00001000 r4:eb573000 [ 1330.552605][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.552681][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.552772][ T32] r5:854fef8c r4:854fec00 [ 1330.552814][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.552924][ T32] r7:ddde2d80 r6:83018200 r5:854fef8c r4:85529400 [ 1330.552970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.553063][ T32] r10:61c88647 r9:8554d400 r8:8552942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.553105][ T32] r4:85529400 [ 1330.553148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.553240][ T32] r10:00000000 r9:85529400 r8:80287e08 r7:eb741e60 r6:85529480 r5:8554d400 [ 1330.553283][ T32] r4:00000001 [ 1330.553334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.553410][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1330.553487][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.553569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.553668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.553753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.553841][ T32] r4:8552a7c0 [ 1330.555808][ T32] INFO: task kworker/1:627:5180 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.555975][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.556127][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.556231][ T32] Call trace: [ 1330.556312][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.556486][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.556558][ T32] r4:00000000 [ 1330.556665][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.556765][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.556826][ T32] 1d20: a3d8a000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1330.557133][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1330.557325][ T32] r4:eb291dc0 ** 1 printk messages dropped ** [ 1330.557456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 5 printk messages dropped ** [ 1330.557831][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.558269][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1330.558592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.559152][ T32] INFO: task kworker/1:628:5182 blocked for more than 457 seconds. [ 1330.559256][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.559307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.559367][ T32] task:kworker/1:628 state:D stack:0 pid:5182 tgid:5182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.559511][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.559589][ T32] Call trace: [ 1330.559645][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.559780][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000013 r6:eb749d8c r5:8554e000 [ 1330.559850][ T32] r4:8554e000 [ 1330.559892][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.560027][ T32] r5:8554e000 r4:8291a680 [ 1330.560070][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.560149][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.560280][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1330.560327][ T32] r4:00000000 [ 1330.560387][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.560456][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.560545][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.560630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552a880 [ 1330.560718][ T32] r4:00000000 [ 1330.560780][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.560902][ T32] r9:83018205 r8:8554e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1330.560947][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.561050][ T32] r5:00001000 r4:eb583000 [ 1330.561091][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.561170][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.561250][ T32] r5:854ff38c r4:854ff000 [ 1330.561289][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.561387][ T32] r7:ddde2d80 r6:83018200 r5:854ff38c r4:85529500 [ 1330.561429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.561518][ T32] r10:61c88647 r9:8554e000 r8:8552952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.561580][ T32] r4:85529500 [ 1330.561618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.561705][ T32] r10:00000000 r9:85529500 r8:80287e08 r7:eb745e60 r6:85529580 r5:8554e000 [ 1330.561768][ T32] r4:00000001 [ 1330.561831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.561901][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1330.561995][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.562052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.562121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.562187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.562226][ T32] r4:8552a6c0 [ 1330.563519][ T32] INFO: task kworker/1:628:5182 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.563583][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.563731][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.563824][ T32] Call trace: [ 1330.563875][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.563994][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.564039][ T32] r4:00000000 [ 1330.564079][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.564191][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.564266][ T32] 1d20: a3d8a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.564349][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.564426][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.564509][ T32] r5:80000113 r4:80239bb0 [ 1330.564567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.564680][ T32] r4:82ac21e4 [ 1330.564765][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.564881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.564972][ T32] r4:eb291dc0 [ 1330.565058][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.596787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.596884][ T32] r4:00000000 [ 1330.596958][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.597114][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.597179][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1330.597365][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1330.598317][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.598852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1330.599718][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1330.600489][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.600988][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.601496][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.601609][ T32] r5:854ffb8c r4:854ff800 ** 2 printk messages dropped ** [ 1330.601882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.602663][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.604943][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.631014][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 1 printk messages dropped ** [ 1330.631214][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 5 printk messages dropped ** [ 1330.631591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1330.632113][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.632562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.632733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.632770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.632795][ T32] r4:8484cc40 [ 1330.632843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.632880][ T32] INFO: task kworker/1:630:5187 blocked for more than 457 seconds. [ 1330.632921][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.632949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.632973][ T32] task:kworker/1:630 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.633034][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.633081][ T32] Call trace: [ 1330.633142][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.633205][ T32] r10:8291a684 r9:eb755d84 r8:00000002 r7:60000013 r6:eb755d8c r5:84470c00 [ 1330.633261][ T32] r4:84470c00 [ 1330.633308][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.633388][ T32] r5:84470c00 r4:8291a680 [ 1330.633419][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.633484][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.633543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1330.633590][ T32] r4:00000000 [ 1330.633615][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.633655][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.633722][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.633797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552a900 [ 1330.633833][ T32] r4:00000000 [ 1330.633876][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.633935][ T32] r9:83018205 r8:84470c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1330.633982][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.634074][ T32] r5:00001000 r4:eb59d000 [ 1330.634128][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.634234][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.634349][ T32] r5:854fe38c r4:854fe000 [ 1330.634403][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.634547][ T32] r7:ddde2d80 r6:83018200 r5:854fe38c r4:85529700 [ 1330.634646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.634775][ T32] r10:61c88647 r9:84470c00 r8:8552972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.634864][ T32] r4:85529700 [ 1330.634934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.635156][ T32] r10:00000000 r9:85529700 r8:80287e08 r7:eb74de60 r6:85529780 r5:84470c00 [ 1330.645654][ T32] r4:00000001 [ 1330.645697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.645758][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1330.645792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.645858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.645894][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.645937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.645983][ T32] r4:8552a980 [ 1330.646876][ T32] INFO: task kworker/1:630:5187 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.646946][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.647086][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.647229][ T32] Call trace: [ 1330.647271][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.647341][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.647390][ T32] r4:00000000 [ 1330.647416][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.647463][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.647495][ T32] 1d20: a4625000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.647549][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.647602][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.647634][ T32] r5:80000113 r4:80239bb0 [ 1330.647655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.647702][ T32] r4:82ac21e4 [ 1330.647745][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.647799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.647833][ T32] r4:eb291dc0 [ 1330.647883][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.647940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.647965][ T32] r4:00000000 [ 1330.647987][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.648062][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1330.648488][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1330.648709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1330.649272][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1330.649881][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000113 r6:eb75dd8c r5:84471800 ** 8 printk messages dropped ** [ 1330.650673][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.651581][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.651704][ T32] r5:854ff78c r4:854ff400 ** 3 printk messages dropped ** [ 1330.652067][ T32] r10:61c88647 r9:84471800 r8:8552982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.652678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.652835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.652903][ T32] r4:8552a780 [ 1330.653737][ T32] INFO: task kworker/1:631:5188 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.653841][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.653993][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.654157][ T32] Call trace: [ 1330.654242][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.654375][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.654442][ T32] r4:00000000 [ 1330.654497][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.654602][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.654686][ T32] 1d20: a4625000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.654768][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.654835][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.654932][ T32] r5:80000113 r4:80239bb0 [ 1330.654995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.685463][ T32] r4:82ac21e4 [ 1330.685540][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.685618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.685667][ T32] r4:eb291dc0 [ 1330.685698][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.685769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.685800][ T32] r4:00000000 [ 1330.685823][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.685878][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.685940][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.686074][ T32] r5:00001000 r4:eafbb000 [ 1330.686121][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.686195][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.686248][ T32] r5:853c5f8c r4:853c5c00 [ 1330.686270][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.686324][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.686348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.686422][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.686449][ T32] r4:850f5d80 [ 1330.686492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.686549][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.686573][ T32] r4:00000001 [ 1330.686594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.686636][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.686668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.686701][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.686731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.686763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.686787][ T32] r4:8484cc40 [ 1330.686847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.686885][ T32] INFO: task kworker/0:398:5191 blocked for more than 457 seconds. [ 1330.686929][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.686958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.686981][ T32] task:kworker/0:398 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.687108][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.687199][ T32] Call trace: [ 1330.687313][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.687464][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000013 r6:eb751d8c r5:854cb000 [ 1330.687530][ T32] r4:854cb000 [ 1330.687584][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.687752][ T32] r5:854cb000 r4:8291a680 [ 1330.687816][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.687922][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.688038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1330.688093][ T32] r4:00000000 [ 1330.688163][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.688260][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.688365][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.688476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531240 [ 1330.688536][ T32] r4:00000000 [ 1330.688604][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.688731][ T32] r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1330.688793][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.688924][ T32] r5:00001000 r4:eb7a3000 [ 1330.689003][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.689124][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.689240][ T32] r5:847ecf8c r4:847ecc00 [ 1330.689291][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.689416][ T32] r7:dddced80 r6:83018000 r5:847ecf8c r4:849e6a80 [ 1330.689472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.689534][ T32] r10:61c88647 r9:854cb000 r8:849e6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.689582][ T32] r4:849e6a80 [ 1330.689631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.689694][ T32] r10:00000000 r9:849e6a80 r8:80287e08 r7:eb695e60 r6:849e6b00 r5:854cb000 [ 1330.689744][ T32] r4:00000001 [ 1330.689774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.689839][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1330.689873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.689942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.689978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.690033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.690066][ T32] r4:850ea200 [ 1330.691467][ T32] INFO: task kworker/0:398:5191 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.691579][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.691752][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.691866][ T32] Call trace: [ 1330.692051][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.692191][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.692267][ T32] r4:00000000 [ 1330.692323][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.692427][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.692511][ T32] 1d20: a4ce8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.692587][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.692656][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 1 printk messages dropped ** [ 1330.692788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.693698][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1330.694270][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 2 printk messages dropped ** [ 1330.694530][ T32] r4:850f5d80 ** 1 printk messages dropped ** [ 1330.694802][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 3 printk messages dropped ** [ 1330.719724][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.720179][ T32] r4:8484cc40 [ 1330.720248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.720352][ T32] INFO: task kworker/0:399:5192 blocked for more than 457 seconds. [ 1330.720442][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.720509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.720567][ T32] task:kworker/0:399 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.720726][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.720865][ T32] Call trace: [ 1330.720979][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.721160][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:854c9800 [ 1330.721232][ T32] r4:854c9800 [ 1330.721291][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.721425][ T32] r5:854c9800 r4:8291a680 [ 1330.721507][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.721561][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.721613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1330.721691][ T32] r4:00000000 [ 1330.721786][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.721912][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.722027][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.722195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855311c0 [ 1330.722277][ T32] r4:00000000 [ 1330.722335][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.722461][ T32] r9:83018005 r8:854c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1330.722525][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.722631][ T32] r5:00001000 r4:eb791000 [ 1330.722688][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.722803][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.722942][ T32] r5:853a138c r4:853a1000 [ 1330.723007][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.723174][ T32] r7:dddced80 r6:83018000 r5:853a138c r4:849e6b80 [ 1330.723245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.723370][ T32] r10:61c88647 r9:854c9800 r8:849e6bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.723435][ T32] r4:849e6b80 [ 1330.723494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.723618][ T32] r10:00000000 r9:849e6b80 r8:80287e08 r7:eb751e60 r6:849e6c00 r5:854c9800 [ 1330.723653][ T32] r4:00000001 [ 1330.723675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.723720][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1330.723752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.723784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.723814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.723847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.723872][ T32] r4:850ea5c0 [ 1330.747209][ T32] INFO: task kworker/0:399:5192 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.747427][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.747602][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.747737][ T32] Call trace: [ 1330.747828][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.747981][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.748044][ T32] r4:00000000 [ 1330.748097][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.748202][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.748285][ T32] 1d20: a51b7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.748369][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.748441][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.748512][ T32] r5:80000113 r4:80239bb0 [ 1330.748592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.748713][ T32] r4:82ac21e4 [ 1330.748790][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.748929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.748998][ T32] r4:eb291dc0 [ 1330.749053][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.749168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 1 printk messages dropped ** [ 1330.749313][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.750341][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1330.750857][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1330.751251][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1330.751793][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.752200][ T32] r4:854cc800 ** 4 printk messages dropped ** [ 1330.752652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 ** 6 printk messages dropped ** [ 1330.753229][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.753586][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.753698][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.753863][ T32] r5:854f7b8c r4:854f7800 [ 1330.753928][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.754045][ T32] r7:ddde2d80 r6:83018200 r5:854f7b8c r4:85529a00 [ 1330.754102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.754230][ T32] r10:61c88647 r9:854cc800 r8:85529a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.754294][ T32] r4:85529a00 [ 1330.754347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.754467][ T32] r10:00000000 r9:85529a00 r8:80287e08 r7:eb75de60 r6:849e6c80 r5:854cc800 [ 1330.754534][ T32] r4:00000001 [ 1330.754591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.754692][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1330.754767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.754844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.754929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.755109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.780020][ T32] r4:8552afc0 [ 1330.781688][ T32] INFO: task kworker/1:632:5194 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.781800][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.781971][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.782111][ T32] Call trace: [ 1330.782230][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.782425][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.782461][ T32] r4:00000000 [ 1330.782490][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.782539][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.782602][ T32] 1d20: a54b5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.782701][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.782734][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.782762][ T32] r5:80000113 r4:80239bb0 [ 1330.782785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1330.782960][ T32] r4:eb291dc0 ** 3 printk messages dropped ** [ 1330.783158][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1330.783479][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 3 printk messages dropped ** [ 1330.783773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.783831][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.783858][ T32] r4:00000001 [ 1330.783880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.784008][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.784053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.784127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.784272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.784363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.784445][ T32] r4:8484cc40 [ 1330.784514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.784583][ T32] INFO: task kworker/1:633:5196 blocked for more than 457 seconds. [ 1330.784664][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.784728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.784779][ T32] task:kworker/1:633 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.784888][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.785107][ T32] Call trace: [ 1330.806184][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.806369][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:854cd400 [ 1330.806451][ T32] r4:854cd400 [ 1330.806520][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.806636][ T32] r5:854cd400 r4:8291a680 [ 1330.806694][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.806796][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.806992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1330.807084][ T32] r4:00000000 [ 1330.807146][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.807242][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.807357][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.807490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552e0c0 [ 1330.807550][ T32] r4:00000000 [ 1330.807608][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.807759][ T32] r9:83018205 r8:854cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1330.807825][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.807938][ T32] r5:00001000 r4:eb77d000 [ 1330.807994][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.808092][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.808226][ T32] r5:8550838c r4:85508000 [ 1330.808304][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.808430][ T32] r7:ddde2d80 r6:83018200 r5:8550838c r4:85529a80 [ 1330.808488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.808609][ T32] r10:61c88647 r9:854cd400 r8:85529aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.808671][ T32] r4:85529a80 [ 1330.808778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.808912][ T32] r10:00000000 r9:85529a80 r8:80287e08 r7:eb775e60 r6:849e6d00 r5:854cd400 [ 1330.808974][ T32] r4:00000001 [ 1330.809028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.809124][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1330.809212][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.809450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1330.811367][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1330.811879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1330.812273][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.812691][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1330.813032][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1330.813373][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.813732][ T32] r5:854ce000 r4:8291a680 ** 2 printk messages dropped ** [ 1330.813873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 ** 6 printk messages dropped ** [ 1330.814226][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.814713][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.814817][ T32] r5:85508b8c r4:85508800 [ 1330.814871][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.815000][ T32] r7:ddde2d80 r6:83018200 r5:85508b8c r4:85529b00 [ 1330.830375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.830584][ T32] r10:61c88647 r9:854ce000 r8:85529b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.830616][ T32] r4:85529b00 [ 1330.830639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.830763][ T32] r10:00000000 r9:85529b00 r8:80287e08 r7:eb781e60 r6:849e6d80 r5:854ce000 [ 1330.830824][ T32] r4:00000001 [ 1330.830881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.831008][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1330.831118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.831208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.831289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.831403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.831504][ T32] r4:8552e080 [ 1330.833100][ T32] INFO: task kworker/1:634:5198 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.833243][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.833420][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.833567][ T32] Call trace: [ 1330.833675][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.833813][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.833873][ T32] r4:00000000 [ 1330.833928][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.834034][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.834116][ T32] 1d20: a57ec000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.834210][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.834278][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.834357][ T32] r5:80000113 r4:80239bb0 [ 1330.834412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.834518][ T32] r4:82ac21e4 [ 1330.834575][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.834684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.834748][ T32] r4:eb291dc0 [ 1330.834804][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.834918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.834981][ T32] r4:00000000 [ 1330.835055][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.854399][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.854503][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.854673][ T32] r5:00001000 r4:eafbb000 [ 1330.854739][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.854845][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.854953][ T32] r5:853c5f8c r4:853c5c00 [ 1330.855024][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.860418][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.860515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.860673][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.860741][ T32] r4:850f5d80 [ 1330.860835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.860968][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.861029][ T32] r4:00000001 [ 1330.861084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.861191][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.861286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.861372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.861491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.861596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.861664][ T32] r4:8484cc40 [ 1330.861747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.861845][ T32] INFO: task kworker/1:635:5200 blocked for more than 457 seconds. [ 1330.861932][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1330.862223][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.862952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 ** 6 printk messages dropped ** [ 1330.863289][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1330.863501][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.863571][ T32] r5:8550938c r4:85509000 ** 1 printk messages dropped ** [ 1330.863678][ T32] r7:ddde2d80 r6:83018200 r5:8550938c r4:85529b80 ** 4 printk messages dropped ** [ 1330.863900][ T32] r10:00000000 r9:85529b80 r8:80287e08 r7:eb789e60 r6:85529c00 r5:84473000 ** 7 printk messages dropped ** [ 1330.864229][ T32] r4:8552e300 ** 3 printk messages dropped ** [ 1330.879829][ T32] Call trace: ** 5 printk messages dropped ** [ 1330.880375][ T32] 1d20: a5c24000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1330.881012][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1330.881336][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1330.881711][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1330.881977][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.882245][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1330.882612][ T32] r4:84472400 ** 1 printk messages dropped ** [ 1330.882784][ T32] r5:84472400 r4:8291a680 [ 1330.882838][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.882961][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.883121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1330.883209][ T32] r4:00000000 [ 1330.883269][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.883379][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.883478][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.883594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ee80 [ 1330.883650][ T32] r4:00000000 [ 1330.883706][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.883823][ T32] r9:83018205 r8:84472400 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1330.883900][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.884013][ T32] r5:00001000 r4:eb7cd000 [ 1330.884065][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.884198][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.884320][ T32] r5:8550978c r4:85509400 [ 1330.884389][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.884527][ T32] r7:ddde2d80 r6:83018200 r5:8550978c r4:85529c80 [ 1330.884585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.884702][ T32] r10:61c88647 r9:84472400 r8:85529cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.884759][ T32] r4:85529c80 [ 1330.884815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.884951][ T32] r10:00000000 r9:85529c80 r8:80287e08 r7:eb795e60 r6:85529d00 r5:84472400 [ 1330.885017][ T32] r4:00000001 [ 1330.885105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.912526][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1330.912635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.912674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.912706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.912745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.912771][ T32] r4:8552e400 [ 1330.914115][ T32] INFO: task kworker/1:636:5201 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1330.914230][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.914457][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.914618][ T32] Call trace: [ 1330.914708][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.914849][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1330.914910][ T32] r4:00000000 [ 1330.914959][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.915124][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1330.915810][ T32] 1d20: a5edc000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1330.915903][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1330.915976][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1330.916061][ T32] r5:80000113 r4:80239bb0 [ 1330.916118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.916251][ T32] r4:82ac21e4 [ 1330.916307][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.916449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1330.916513][ T32] r4:eb291dc0 [ 1330.916586][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.916703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1330.916781][ T32] r4:00000000 [ 1330.916840][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.916962][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.917023][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.917160][ T32] r5:00001000 r4:eafbb000 [ 1330.917234][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.917341][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.917455][ T32] r5:853c5f8c r4:853c5c00 [ 1330.917511][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.917632][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.917709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.917838][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.917900][ T32] r4:850f5d80 [ 1330.917956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.918079][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.918152][ T32] r4:00000001 [ 1330.918221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.918297][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.918330][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.918577][ T32] INFO: task kworker/0:400:5203 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.919162][ T32] r5:84474800 r4:8291a680 ** 3 printk messages dropped ** [ 1330.919314][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.919535][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.919741][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.919789][ T32] r5:8548478c r4:85484400 ** 1 printk messages dropped ** [ 1330.919859][ T32] r7:dddced80 r6:83018000 r5:8548478c r4:849e6e00 ** 4 printk messages dropped ** [ 1330.920156][ T32] r10:00000000 r9:849e6e00 r8:80287e08 r7:eb751e60 r6:85529d80 r5:84474800 ** 6 printk messages dropped ** [ 1330.920800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.923061][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.923419][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1330.924041][ T32] r4:00000000 [ 1330.924062][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.924114][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1330.924152][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.924204][ T32] r5:00001000 r4:eafbb000 [ 1330.924276][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.924352][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.924476][ T32] r5:853c5f8c r4:853c5c00 [ 1330.924537][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.924652][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1330.924716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.924839][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.924896][ T32] r4:850f5d80 [ 1330.924949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.925114][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1330.952071][ T32] r4:00000001 [ 1330.952151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.952230][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1330.952272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.952307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.952350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.952410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.952438][ T32] r4:8484cc40 [ 1330.952477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.952527][ T32] INFO: task kworker/0:401:5205 blocked for more than 457 seconds. [ 1330.952567][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1330.952597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.952621][ T32] task:kworker/0:401 state:D stack:0 pid:5205 tgid:5205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.952684][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.952735][ T32] Call trace: [ 1330.952768][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1330.952827][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:84473c00 [ 1330.952851][ T32] r4:84473c00 [ 1330.952874][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1330.952923][ T32] r5:84473c00 r4:8291a680 [ 1330.952945][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.953013][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.953094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1330.953122][ T32] r4:00000000 [ 1330.953150][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1330.953192][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1330.953235][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1330.953295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855318c0 [ 1330.953335][ T32] r4:00000000 [ 1330.953361][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1330.953418][ T32] r9:83018005 r8:84473c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f1000 [ 1330.953443][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.953514][ T32] r5:00001000 r4:eb833000 [ 1330.953540][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1330.953595][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.953707][ T32] r5:85485b8c r4:85485800 [ 1330.953764][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.953907][ T32] r7:dddced80 r6:83018000 r5:85485b8c r4:849e6e80 [ 1330.953978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.954103][ T32] r10:61c88647 r9:84473c00 r8:849e6eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1330.954442][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.954900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1330.972791][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.973158][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1330.973939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1330.974890][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1330.983200][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.983360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.983958][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.984653][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.000892][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.001457][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.001736][ T32] r7:dddced80 r6:83018000 r5:85508f8c r4:849e6f00 ** 4 printk messages dropped ** [ 1331.002184][ T32] r10:00000000 r9:849e6f00 r8:80287e08 r7:eb7bde60 r6:85529e80 r5:84476000 ** 6 printk messages dropped ** [ 1331.002837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.015983][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1331.016566][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1331.017074][ T32] r4:eb291dc0 ** 3 printk messages dropped ** [ 1331.017413][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.017533][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.017604][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.017728][ T32] r5:00001000 r4:eafbb000 [ 1331.017781][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.017879][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.017985][ T32] r5:853c5f8c r4:853c5c00 [ 1331.018037][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.018155][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.018213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.018331][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.018394][ T32] r4:850f5d80 [ 1331.018450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.018572][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.018637][ T32] r4:00000001 [ 1331.018694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.018809][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.018897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.018979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.019079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.019166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.019225][ T32] r4:8484cc40 [ 1331.019285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.019358][ T32] INFO: task kworker/0:403:5209 blocked for more than 457 seconds. [ 1331.019438][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.019504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.019562][ T32] task:kworker/0:403 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.019705][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.019863][ T32] Call trace: [ 1331.019971][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.020094][ T32] r10:8291a684 r9:eb7d5d84 r8:00000002 r7:60000113 r6:eb7d5d8c r5:84476c00 [ 1331.020159][ T32] r4:84476c00 [ 1331.020214][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.020327][ T32] r5:84476c00 r4:8291a680 [ 1331.020401][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.020525][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.020668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 [ 1331.020739][ T32] r4:00000000 [ 1331.020794][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.020907][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.021026][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.021158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531a40 [ 1331.021222][ T32] r4:00000000 [ 1331.021294][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.021430][ T32] r9:83018005 r8:84476c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ef000 [ 1331.021489][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.021593][ T32] r5:00001000 r4:eb825000 [ 1331.021641][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.021749][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.021856][ T32] r5:8548538c r4:85485000 [ 1331.021909][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.022038][ T32] r7:dddced80 r6:83018000 r5:8548538c r4:849e6f80 [ 1331.022096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.022242][ T32] r10:61c88647 r9:84476c00 r8:849e6fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.022320][ T32] r4:849e6f80 [ 1331.022374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.022501][ T32] r10:00000000 r9:849e6f80 r8:80287e08 r7:eb7bde60 r6:85529f00 r5:84476c00 [ 1331.022565][ T32] r4:00000001 [ 1331.022634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.022736][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) [ 1331.022809][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.022886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.022964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.023067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.023152][ T32] r4:855315c0 [ 1331.024739][ T32] INFO: task kworker/0:403:5209 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.024842][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.025021][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.057952][ T32] Call trace: [ 1331.058187][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.058362][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.058423][ T32] r4:00000000 [ 1331.058474][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.058550][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.058647][ T32] 1d20: a6a0d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.058693][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.058761][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.058802][ T32] r5:80000113 r4:80239bb0 [ 1331.058826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.058926][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.059111][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1331.059370][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.059848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.060399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.061073][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.061832][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.062475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552e640 ** 6 printk messages dropped ** [ 1331.063119][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.063258][ T32] r5:8550a38c r4:8550a000 ** 1 printk messages dropped ** [ 1331.063452][ T32] r7:ddde2d80 r6:83018200 r5:8550a38c r4:85529f80 ** 5 printk messages dropped ** [ 1331.063837][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.064179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.083929][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 6 printk messages dropped ** [ 1331.084526][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.084840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1331.099388][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.099944][ T32] r4:850f5d80 [ 1331.099998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.100119][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.100224][ T32] r4:00000001 [ 1331.100288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.100385][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.100464][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.100573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.100664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.100775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.100843][ T32] r4:8484cc40 [ 1331.100907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.101019][ T32] INFO: task kworker/1:638:5214 blocked for more than 457 seconds. [ 1331.101109][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.101153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.101204][ T32] task:kworker/1:638 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.101304][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.101378][ T32] Call trace: [ 1331.101442][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.101513][ T32] r10:8291a684 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:854ca400 [ 1331.101591][ T32] r4:854ca400 [ 1331.101616][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.101667][ T32] r5:854ca400 r4:8291a680 [ 1331.101715][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.101762][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.101836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1331.101872][ T32] r4:00000000 [ 1331.101943][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.101989][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.102030][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.102080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cfc0 [ 1331.102104][ T32] r4:00000000 [ 1331.102125][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.102204][ T32] r9:83018205 r8:854ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1331.102232][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.102280][ T32] r5:00001000 r4:eb7eb000 [ 1331.102326][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.102375][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.102441][ T32] r5:8550a78c r4:8550a400 [ 1331.102470][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.102523][ T32] r7:ddde2d80 r6:83018200 r5:8550a78c r4:85529980 [ 1331.102545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.102615][ T32] r10:61c88647 r9:854ca400 r8:855299ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.102643][ T32] r4:85529980 [ 1331.102664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.102739][ T32] r10:00000000 r9:85529980 r8:80287e08 r7:eb7d1e60 r6:849e6a00 r5:854ca400 [ 1331.102790][ T32] r4:00000001 [ 1331.102816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.102856][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1331.102911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.102948][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.102979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.103014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.103073][ T32] r4:8552ec40 [ 1331.103996][ T32] INFO: task kworker/1:638:5214 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.104041][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.104218][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.104349][ T32] Call trace: [ 1331.104448][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.104582][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.104664][ T32] r4:00000000 [ 1331.104724][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.104842][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.104941][ T32] 1d20: a6d0d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.105116][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.117251][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.117332][ T32] r5:80000113 r4:80239bb0 [ 1331.117364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.117432][ T32] r4:82ac21e4 [ 1331.117454][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.117533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 6 printk messages dropped ** [ 1331.117888][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.118424][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1331.118724][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1331.118973][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.119320][ T32] r5:854cec00 r4:8291a680 ** 1 printk messages dropped ** [ 1331.119386][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.119782][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.119940][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.120017][ T32] r5:8550ab8c r4:8550a800 [ 1331.120043][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.120270][ T32] r4:8536e000 [ 1331.120294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.120371][ T32] r10:00000000 r9:8536e000 r8:80287e08 r7:eb7f5e60 r6:85530000 r5:854cec00 [ 1331.120400][ T32] r4:00000001 [ 1331.120446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.120535][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1331.120574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.120606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.120636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.120694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.120775][ T32] r4:8552ac80 [ 1331.121655][ T32] INFO: task kworker/1:639:5217 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.121723][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.121817][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.121895][ T32] Call trace: [ 1331.121931][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.121992][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.122017][ T32] r4:00000000 [ 1331.122070][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.122188][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.122263][ T32] 1d20: a6d0d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.122415][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.122494][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.122574][ T32] r5:80000113 r4:80239bb0 [ 1331.122650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.122758][ T32] r4:82ac21e4 [ 1331.122811][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.122920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.122981][ T32] r4:eb291dc0 [ 1331.123062][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.123183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.123266][ T32] r4:00000000 [ 1331.123326][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.123445][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.123499][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.123606][ T32] r5:00001000 r4:eafbb000 [ 1331.123661][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.123760][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.123869][ T32] r5:853c5f8c r4:853c5c00 [ 1331.123974][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.124153][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.124222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.124350][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.124407][ T32] r4:850f5d80 [ 1331.124463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.124589][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.124651][ T32] r4:00000001 [ 1331.124724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1331.142920][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1331.143144][ T32] task:kworker/1:640 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.143690][ T32] r4:00000000 [ 1331.143713][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.143753][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.143795][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.143843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552d080 [ 1331.143869][ T32] r4:00000000 [ 1331.143895][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.143951][ T32] r9:83018205 r8:854c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1331.143976][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.144023][ T32] r5:00001000 r4:eb807000 [ 1331.144046][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.144125][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.144243][ T32] r5:8550b38c r4:8550b000 [ 1331.144300][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.144414][ T32] r7:ddde2d80 r6:83018200 r5:8550b38c r4:8536e100 [ 1331.144467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.144610][ T32] r10:61c88647 r9:854c8000 r8:8536e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.144677][ T32] r4:8536e100 [ 1331.144742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.144879][ T32] r10:00000000 r9:8536e100 r8:80287e08 r7:eb801e60 r6:85530080 r5:854c8000 [ 1331.144944][ T32] r4:00000001 [ 1331.145000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.155703][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1331.155808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.155863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.155925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.156010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.156052][ T32] r4:8552d180 [ 1331.156949][ T32] INFO: task kworker/1:640:5218 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.157017][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.157094][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.157162][ T32] Call trace: [ 1331.157196][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.157271][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.157324][ T32] r4:00000000 [ 1331.157349][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.157422][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 1 printk messages dropped ** [ 1331.157495][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1331.157806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1331.158170][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1331.158407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.158702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.159073][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.159441][ T32] r5:854c6000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.159707][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.159983][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.160032][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.160082][ T32] r5:85509b8c r4:85509800 ** 1 printk messages dropped ** [ 1331.160175][ T32] r7:ddde2d80 r6:83018200 r5:85509b8c r4:8536e080 ** 1 printk messages dropped ** [ 1331.160252][ T32] r10:61c88647 r9:854c6000 r8:8536e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1331.160568][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.160635][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) ** 2 printk messages dropped ** [ 1331.160729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.161338][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.161644][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.161738][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1331.161897][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1331.161994][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1331.162064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 4 printk messages dropped ** [ 1331.162277][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.162632][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1331.162850][ T32] r4:00000001 [ 1331.162898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.162969][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.163026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.163079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.163152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.163191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.163240][ T32] r4:8484cc40 [ 1331.163271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.163299][ T32] INFO: task kworker/1:642:5222 blocked for more than 457 seconds. [ 1331.163331][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.163356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.163378][ T32] task:kworker/1:642 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.163425][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.163467][ T32] Call trace: [ 1331.163528][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.163583][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:854c8c00 [ 1331.163657][ T32] r4:854c8c00 [ 1331.163714][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.163791][ T32] r5:854c8c00 r4:8291a680 [ 1331.163845][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.163923][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.163978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1331.164005][ T32] r4:00000000 [ 1331.164026][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.164065][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.164132][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.164189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552d440 [ 1331.164215][ T32] r4:00000000 [ 1331.164236][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.164287][ T32] r9:83018205 r8:854c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1331.164311][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.164358][ T32] r5:00001000 r4:eb81f000 [ 1331.164379][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.164445][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.164497][ T32] r5:85484b8c r4:85484800 [ 1331.164521][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.164596][ T32] r7:ddde2d80 r6:83018200 r5:85484b8c r4:8536e180 [ 1331.164650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.164709][ T32] r10:61c88647 r9:854c8c00 r8:8536e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.164735][ T32] r4:8536e180 [ 1331.164756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.164807][ T32] r10:00000000 r9:8536e180 r8:80287e08 r7:eb81de60 r6:85530300 r5:854c8c00 [ 1331.164831][ T32] r4:00000001 [ 1331.164880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.164924][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1331.164954][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.164987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.165017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.165113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.186399][ T32] r4:8552d280 [ 1331.187329][ T32] INFO: task kworker/1:642:5222 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.187430][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.187558][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.187625][ T32] Call trace: [ 1331.187684][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.187755][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.187780][ T32] r4:00000000 [ 1331.187868][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.187919][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.187977][ T32] 1d20: a762a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.188015][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.188044][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.188147][ T32] r5:80000113 r4:80239bb0 [ 1331.188207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.188261][ T32] r4:82ac21e4 [ 1331.188284][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.188358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.188431][ T32] r4:eb291dc0 [ 1331.188457][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.188509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.188534][ T32] r4:00000000 [ 1331.188556][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.188610][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.188633][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.188682][ T32] r5:00001000 r4:eafbb000 [ 1331.188703][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.188774][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.188828][ T32] r5:853c5f8c r4:853c5c00 [ 1331.188886][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.188945][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.188994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.189070][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.189122][ T32] r4:850f5d80 [ 1331.189154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.189209][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.189242][ T32] r4:00000001 [ 1331.189266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.189322][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.189357][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.189414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.189449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.189483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.189522][ T32] r4:8484cc40 [ 1331.189563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.189598][ T32] INFO: task kworker/1:643:5224 blocked for more than 457 seconds. [ 1331.189645][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.189701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.189752][ T32] task:kworker/1:643 state:D stack:0 pid:5224 tgid:5224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.189810][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.189856][ T32] Call trace: [ 1331.189916][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.189983][ T32] r10:8291a684 r9:eb82dd84 r8:00000002 r7:60000113 r6:eb82dd8c r5:854cbc00 [ 1331.190023][ T32] r4:854cbc00 [ 1331.190072][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.190126][ T32] r5:854cbc00 r4:8291a680 [ 1331.190155][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.190225][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.190306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb82de08 [ 1331.190351][ T32] r4:00000000 [ 1331.190379][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.190420][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.190458][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.190506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552d200 [ 1331.190532][ T32] r4:00000000 [ 1331.190602][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.190681][ T32] r9:83018205 r8:854cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1331.190745][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.190809][ T32] r5:00001000 r4:eb849000 [ 1331.190834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.190903][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.190981][ T32] r5:8550bb8c r4:8550b800 [ 1331.191006][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.191095][ T32] r7:ddde2d80 r6:83018200 r5:8550bb8c r4:8536e200 [ 1331.191133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.191209][ T32] r10:61c88647 r9:854cbc00 r8:8536e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.191237][ T32] r4:8536e200 [ 1331.191258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.191310][ T32] r10:00000000 r9:8536e200 r8:80287e08 r7:eb829e60 r6:85530380 r5:854cbc00 [ 1331.191358][ T32] r4:00000001 [ 1331.191393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.191483][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) [ 1331.191555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.191625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.191659][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.191705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.191766][ T32] r4:8552d380 [ 1331.192171][ T32] INFO: task kworker/1:643:5224 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.192213][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.192334][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.192510][ T32] Call trace: [ 1331.192548][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.192632][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.192663][ T32] r4:00000000 [ 1331.192697][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.192747][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.192807][ T32] 1d20: a762a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.192845][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.192901][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.192932][ T32] r5:80000113 r4:80239bb0 [ 1331.192983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.193031][ T32] r4:82ac21e4 [ 1331.193054][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.193118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.193153][ T32] r4:eb291dc0 [ 1331.193200][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.193267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.193301][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.193452][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.193982][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1331.194195][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1331.194468][ T32] INFO: task kworker/1:644:5225 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1331.221299][ T32] r4:85370000 ** 4 printk messages dropped ** [ 1331.221525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 ** 8 printk messages dropped ** [ 1331.221894][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.222087][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.222332][ T32] r10:61c88647 r9:85370000 r8:8536e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.222747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.224074][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.224302][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1331.224713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1331.238682][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.238707][ T32] r4:850f5d80 [ 1331.238743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.238802][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.238839][ T32] r4:00000001 [ 1331.238889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.239115][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.239161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.239195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.239224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.239258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.239282][ T32] r4:8484cc40 [ 1331.239308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.239447][ T32] INFO: task kworker/0:404:5227 blocked for more than 457 seconds. [ 1331.239489][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.239566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.239598][ T32] task:kworker/0:404 state:D stack:0 pid:5227 tgid:5227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.239660][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.239708][ T32] Call trace: [ 1331.239858][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.239935][ T32] r10:8291a684 r9:eb7a1d84 r8:00000002 r7:60000113 r6:eb7a1d8c r5:85370c00 [ 1331.239965][ T32] r4:85370c00 [ 1331.240011][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.240065][ T32] r5:85370c00 r4:8291a680 [ 1331.240137][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.240191][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.240241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1331.240341][ T32] r4:00000000 [ 1331.240588][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.240631][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.240747][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.240800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531fc0 [ 1331.240825][ T32] r4:00000000 [ 1331.240847][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.240901][ T32] r9:83018005 r8:85370c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f3000 [ 1331.240925][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.240985][ T32] r5:00001000 r4:eb839000 [ 1331.241010][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.241054][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.241102][ T32] r5:85484f8c r4:85484c00 [ 1331.241123][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.241178][ T32] r7:dddced80 r6:83018000 r5:85484f8c r4:85530480 [ 1331.241201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.241255][ T32] r10:61c88647 r9:85370c00 r8:855304ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.241278][ T32] r4:85530480 [ 1331.241300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.241351][ T32] r10:00000000 r9:85530480 r8:80287e08 r7:eb7bde60 r6:85530500 r5:85370c00 [ 1331.241423][ T32] r4:00000001 [ 1331.241449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.241490][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1331.241519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.241563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.241651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.241691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.241715][ T32] r4:85531ec0 [ 1331.242555][ T32] INFO: task kworker/0:404:5227 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.242597][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.242730][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.242783][ T32] Call trace: [ 1331.242867][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.242948][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.243001][ T32] r4:00000000 [ 1331.243047][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.243098][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.243147][ T32] 1d20: a7ee7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.243186][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.243216][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.243269][ T32] r5:80000113 r4:80239bb0 [ 1331.243342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.243403][ T32] r4:82ac21e4 [ 1331.243452][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.243512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.243560][ T32] r4:eb291dc0 [ 1331.243592][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.243668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.243722][ T32] r4:00000000 [ 1331.243748][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.243827][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.243859][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.243908][ T32] r5:00001000 r4:eafbb000 [ 1331.243941][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.244085][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.244147][ T32] r5:853c5f8c r4:853c5c00 [ 1331.244171][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.244224][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.244263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.244346][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.244376][ T32] r4:850f5d80 [ 1331.244424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.244550][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.244748][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.244901][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1331.245049][ T32] INFO: task kworker/0:405:5230 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1331.260133][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.260475][ T32] r4:85372400 ** 2 printk messages dropped ** [ 1331.260598][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.260910][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.261248][ T32] r5:00001000 r4:e08d7000 ** 1 printk messages dropped ** [ 1331.261315][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.261388][ T32] r5:8548778c r4:85487400 [ 1331.261500][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.261583][ T32] r7:dddced80 r6:83018000 r5:8548778c r4:85530580 [ 1331.261633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.261721][ T32] r10:61c88647 r9:85372400 r8:855305ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.261780][ T32] r4:85530580 [ 1331.261806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.261860][ T32] r10:00000000 r9:85530580 r8:80287e08 r7:eb7a1e60 r6:85530600 r5:85372400 [ 1331.261909][ T32] r4:00000001 [ 1331.261941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.261984][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1331.262014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.262072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.262130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.262196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.262250][ T32] r4:85531ec0 [ 1331.263110][ T32] INFO: task kworker/0:405:5230 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.263184][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.263251][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.263328][ T32] Call trace: [ 1331.263380][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.263440][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.263467][ T32] r4:00000000 [ 1331.263489][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.263547][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.263584][ T32] 1d20: a8022000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.263618][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.263646][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.263673][ T32] r5:80000113 r4:80239bb0 [ 1331.263705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.263762][ T32] r4:82ac21e4 [ 1331.263784][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.263835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.263861][ T32] r4:eb291dc0 [ 1331.263931][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.263984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.264019][ T32] r4:00000000 [ 1331.264044][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.264097][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.264120][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.264179][ T32] r5:00001000 r4:eafbb000 [ 1331.264201][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.264268][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.264320][ T32] r5:853c5f8c r4:853c5c00 [ 1331.264342][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.264396][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.264421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.264475][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.264499][ T32] r4:850f5d80 [ 1331.264537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.264618][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.264698][ T32] r4:00000001 [ 1331.264748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.264864][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.264898][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.264932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.264989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.265027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.265104][ T32] r4:8484cc40 [ 1331.277454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.277550][ T32] INFO: task kworker/1:645:5233 blocked for more than 457 seconds. [ 1331.277622][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.277659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.277705][ T32] task:kworker/1:645 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.277801][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.277885][ T32] Call trace: [ 1331.277931][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.278000][ T32] r10:8291a684 r9:eb859d84 r8:00000002 r7:60000013 r6:eb859d8c r5:85373c00 [ 1331.278048][ T32] r4:85373c00 [ 1331.278102][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.278161][ T32] r5:85373c00 r4:8291a680 [ 1331.278185][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.278229][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.278290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1331.278318][ T32] r4:00000000 [ 1331.278340][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.278379][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.278735][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.278781][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.278969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.279365][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) ** 6 printk messages dropped ** [ 1331.280532][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.281237][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.281554][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.281914][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1331.282254][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1331.282593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.282660][ T32] r4:8484cc40 [ 1331.282706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.282745][ T32] INFO: task kworker/1:646:5234 blocked for more than 457 seconds. [ 1331.282779][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.282805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.282827][ T32] task:kworker/1:646 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.282881][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.282968][ T32] Call trace: [ 1331.283029][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.283114][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000013 r6:eb865d8c r5:85373000 [ 1331.283152][ T32] r4:85373000 [ 1331.283177][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.283270][ T32] r5:85373000 r4:8291a680 [ 1331.283320][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.283367][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.283439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1331.283467][ T32] r4:00000000 [ 1331.283490][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.283529][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.283568][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.283615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552d840 [ 1331.283681][ T32] r4:00000000 [ 1331.283731][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.283786][ T32] r9:83018205 r8:85373000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1331.283809][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.283856][ T32] r5:00001000 r4:eb85b000 [ 1331.283930][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.283999][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.284113][ T32] r5:85509f8c r4:85509c00 [ 1331.284151][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.284228][ T32] r7:ddde2d80 r6:83018200 r5:85509f8c r4:8536e380 [ 1331.284272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.284330][ T32] r10:61c88647 r9:85373000 r8:8536e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.284355][ T32] r4:8536e380 [ 1331.284375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.284425][ T32] r10:00000000 r9:8536e380 r8:80287e08 r7:eb859e60 r6:85530700 r5:85373000 [ 1331.284449][ T32] r4:00000001 [ 1331.284491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.284555][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1331.284588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.284622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.284664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.284737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.284805][ T32] r4:8552d940 [ 1331.305931][ T32] INFO: task kworker/1:646:5234 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.306014][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.306087][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.306146][ T32] Call trace: [ 1331.306241][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.306311][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.306341][ T32] r4:00000000 [ 1331.306386][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.306436][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.306471][ T32] 1d20: a87af000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.306579][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.306612][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.306640][ T32] r5:80000113 r4:80239bb0 [ 1331.306662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.306709][ T32] r4:82ac21e4 [ 1331.306731][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.306780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.306834][ T32] r4:eb291dc0 [ 1331.306881][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.306942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.306983][ T32] r4:00000000 [ 1331.307008][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.307091][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.307149][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.307214][ T32] r5:00001000 r4:eafbb000 [ 1331.307260][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.307309][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.307365][ T32] r5:853c5f8c r4:853c5c00 [ 1331.307391][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.307445][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.307478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.307557][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.307584][ T32] r4:850f5d80 [ 1331.307607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.307680][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1331.308004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.308417][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.308711][ T32] r5:85374800 r4:8291a680 ** 2 printk messages dropped ** [ 1331.308826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 ** 11 printk messages dropped ** [ 1331.309358][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.309426][ T32] r5:8550878c r4:85508400 ** 3 printk messages dropped ** [ 1331.309619][ T32] r10:61c88647 r9:85374800 r8:8536e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1331.309862][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) ** 1 printk messages dropped ** [ 1331.309955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.309988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.310022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.310046][ T32] r4:8552d700 [ 1331.310650][ T32] INFO: task kworker/1:647:5236 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.310690][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.310760][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.310833][ T32] Call trace: [ 1331.310883][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.310951][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.310977][ T32] r4:00000000 [ 1331.310997][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.311078][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.311114][ T32] 1d20: a87af000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.311169][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.311223][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.311253][ T32] r5:80000113 r4:80239bb0 [ 1331.311276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.311322][ T32] r4:82ac21e4 [ 1331.311344][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.311393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.311417][ T32] r4:eb291dc0 [ 1331.311438][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.311506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.311534][ T32] r4:00000000 [ 1331.311569][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.311633][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.311659][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.311709][ T32] r5:00001000 r4:eafbb000 [ 1331.311731][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.311774][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.311821][ T32] r5:853c5f8c r4:853c5c00 [ 1331.311842][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.311899][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.311923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.311975][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.311999][ T32] r4:850f5d80 [ 1331.312019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.312070][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.312115][ T32] r4:00000001 [ 1331.312144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.312208][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.312242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.312276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.312306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.312373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.312413][ T32] r4:8484cc40 [ 1331.312457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.312511][ T32] INFO: task kworker/0:406:5240 blocked for more than 457 seconds. [ 1331.312549][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.312574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.312609][ T32] task:kworker/0:406 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.312665][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.312750][ T32] Call trace: [ 1331.312787][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.312844][ T32] r10:8291a684 r9:eb855d84 r8:00000002 r7:60000013 r6:eb855d8c r5:85375400 [ 1331.312883][ T32] r4:85375400 [ 1331.312910][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.312971][ T32] r5:85375400 r4:8291a680 [ 1331.313006][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.313053][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.313104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1331.313195][ T32] r4:00000000 [ 1331.313220][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.313269][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.313336][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.313389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552c800 [ 1331.313423][ T32] r4:00000000 [ 1331.313448][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.313499][ T32] r9:83018005 r8:85375400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1331.313551][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.313622][ T32] r5:00001000 r4:dfa63000 [ 1331.313652][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.313719][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.313793][ T32] r5:85486b8c r4:85486800 [ 1331.313822][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.313878][ T32] r7:dddced80 r6:83018000 r5:85486b8c r4:85530980 [ 1331.313904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.313957][ T32] r10:61c88647 r9:85375400 r8:855309ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.314002][ T32] r4:85530980 [ 1331.314039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.314114][ T32] r10:00000000 r9:85530980 r8:80287e08 r7:eb841e60 r6:85530a00 r5:85375400 [ 1331.314143][ T32] r4:00000001 [ 1331.314186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.314229][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1331.314259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.314312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.314345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.314407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.314465][ T32] r4:8552c880 [ 1331.314870][ T32] INFO: task kworker/0:406:5240 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.314919][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.315079][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.345414][ T32] Call trace: [ 1331.345516][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.345603][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.345653][ T32] r4:00000000 [ 1331.345688][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.345738][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.345796][ T32] 1d20: a9221000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.345839][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.345890][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1331.346096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 4 printk messages dropped ** [ 1331.346271][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1331.346494][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.346669][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.346702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.346759][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.346783][ T32] r4:850f5d80 [ 1331.346804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.346884][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.346910][ T32] r4:00000001 [ 1331.346932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.346993][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.347026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.347111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.347146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.347180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.347203][ T32] r4:8484cc40 [ 1331.347229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.347269][ T32] INFO: task kworker/0:407:5243 blocked for more than 457 seconds. [ 1331.347306][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.347335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.347378][ T32] task:kworker/0:407 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.347462][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.347512][ T32] Call trace: [ 1331.347578][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.347667][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:85376000 [ 1331.347696][ T32] r4:85376000 [ 1331.347740][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.347792][ T32] r5:85376000 r4:8291a680 [ 1331.347814][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.347868][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.347950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1331.347982][ T32] r4:00000000 [ 1331.348015][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.348059][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.348098][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.348146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552ca00 [ 1331.348191][ T32] r4:00000000 [ 1331.348216][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.348288][ T32] r9:83018005 r8:85376000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1331.348315][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.348402][ T32] r5:00001000 r4:e0603000 [ 1331.348446][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.348495][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.348543][ T32] r5:85486f8c r4:85486c00 [ 1331.348605][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.348665][ T32] r7:dddced80 r6:83018000 r5:85486f8c r4:85530a80 [ 1331.348688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.348742][ T32] r10:61c88647 r9:85376000 r8:85530aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.348836][ T32] r4:85530a80 [ 1331.348899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.348956][ T32] r10:00000000 r9:85530a80 r8:80287e08 r7:eb841e60 r6:85530b00 r5:85376000 [ 1331.348981][ T32] r4:00000001 [ 1331.349008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.349059][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1331.349090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.349234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.349271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.349306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.349353][ T32] r4:8552c9c0 [ 1331.350260][ T32] INFO: task kworker/0:407:5243 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.350302][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.350414][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.350491][ T32] Call trace: [ 1331.350544][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.350608][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.350633][ T32] r4:00000000 [ 1331.350654][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.350698][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.350743][ T32] 1d20: a9221000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.350800][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 1 printk messages dropped ** [ 1331.350861][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.351223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1331.351613][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1331.351928][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1331.352116][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1331.352316][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.352598][ T32] r5:847b1800 r4:8291a680 ** 3 printk messages dropped ** [ 1331.352744][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.352976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107000 ** 6 printk messages dropped ** [ 1331.353265][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.353340][ T32] r5:853a3b8c r4:853a3800 [ 1331.353370][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.353524][ T32] r10:61c88647 r9:847b1800 r8:85530bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.353673][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.353845][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.353880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.353915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.353939][ T32] r4:8552cac0 [ 1331.354312][ T32] INFO: task kworker/0:408:5244 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.354373][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.354467][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.354513][ T32] Call trace: [ 1331.354544][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.354601][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.354639][ T32] r4:00000000 [ 1331.354672][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.354721][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.354753][ T32] 1d20: a9221000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.354786][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.354814][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.354841][ T32] r5:80000113 r4:80239bb0 [ 1331.354863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.354928][ T32] r4:82ac21e4 [ 1331.354953][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.355003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.355028][ T32] r4:eb291dc0 [ 1331.355121][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.377230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.377305][ T32] r4:00000000 [ 1331.377335][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.377408][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.377431][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.377484][ T32] r5:00001000 r4:eafbb000 [ 1331.377506][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.377550][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.377621][ T32] r5:853c5f8c r4:853c5c00 [ 1331.377647][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.377701][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.377724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.377777][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.377821][ T32] r4:850f5d80 [ 1331.377878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.377956][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.378005][ T32] r4:00000001 [ 1331.378031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.378074][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.378116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.378155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.378207][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.378254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.378282][ T32] r4:8484cc40 [ 1331.378307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.378338][ T32] INFO: task kworker/0:409:5245 blocked for more than 457 seconds. [ 1331.378371][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.378399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.378434][ T32] task:kworker/0:409 state:D stack:0 pid:5245 tgid:5245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.378497][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.378543][ T32] Call trace: [ 1331.378575][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.378633][ T32] r10:8291a684 r9:eb885d84 r8:00000002 r7:60000013 r6:eb885d8c r5:847b0000 [ 1331.378657][ T32] r4:847b0000 [ 1331.378698][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.378751][ T32] r5:847b0000 r4:8291a680 [ 1331.378783][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.378861][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.378920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1331.378944][ T32] r4:00000000 [ 1331.378965][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.379004][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.379078][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.379152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552c9c0 [ 1331.379204][ T32] r4:00000000 [ 1331.379235][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.379289][ T32] r9:83018005 r8:847b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1331.379311][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.379378][ T32] r5:00001000 r4:eab73000 [ 1331.379402][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.379448][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.379559][ T32] r5:8548638c r4:85486000 [ 1331.379586][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.379636][ T32] r7:dddced80 r6:83018000 r5:8548638c r4:85530c00 [ 1331.379658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.379752][ T32] r10:61c88647 r9:847b0000 r8:85530c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.379790][ T32] r4:85530c00 [ 1331.379858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.379918][ T32] r10:00000000 r9:85530c00 r8:80287e08 r7:eb881e60 r6:8536e500 r5:847b0000 [ 1331.379942][ T32] r4:00000001 [ 1331.380024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.380068][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1331.380097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.380155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.380190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.380290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.380317][ T32] r4:8552ccc0 [ 1331.381165][ T32] INFO: task kworker/0:409:5245 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.381224][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.381383][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.381478][ T32] Call trace: [ 1331.381532][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.381635][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.381665][ T32] r4:00000000 [ 1331.381687][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.381757][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.381795][ T32] 1d20: a9661000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.381829][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.381856][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.381910][ T32] r5:80000113 r4:80239bb0 [ 1331.381936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.381984][ T32] r4:82ac21e4 [ 1331.382005][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.382077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.382106][ T32] r4:eb291dc0 [ 1331.382161][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.382212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.382261][ T32] r4:00000000 [ 1331.382318][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.382374][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.382417][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.382472][ T32] r5:00001000 r4:eafbb000 [ 1331.382515][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.382567][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.382615][ T32] r5:853c5f8c r4:853c5c00 [ 1331.382636][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.382710][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.382742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.382797][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.382844][ T32] r4:850f5d80 [ 1331.382868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.382927][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.382951][ T32] r4:00000001 [ 1331.383022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.383086][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.383141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.383180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.383211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.383256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.383304][ T32] r4:8484cc40 [ 1331.383337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.383368][ T32] INFO: task kworker/0:410:5247 blocked for more than 457 seconds. [ 1331.383419][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.383468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.383493][ T32] task:kworker/0:410 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.383557][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.383640][ T32] Call trace: [ 1331.383687][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.383763][ T32] r10:8291a684 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:847b2400 [ 1331.383791][ T32] r4:847b2400 [ 1331.383847][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.383904][ T32] r5:847b2400 r4:8291a680 [ 1331.383940][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.384196][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.384579][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.384636][ T32] r5:85487b8c r4:85487800 [ 1331.384658][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.384729][ T32] r7:dddced80 r6:83018000 r5:85487b8c r4:85530c80 [ 1331.384790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.384852][ T32] r10:61c88647 r9:847b2400 r8:85530cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.384925][ T32] r4:85530c80 [ 1331.384955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.385008][ T32] r10:00000000 r9:85530c80 r8:80287e08 r7:eb881e60 r6:8536e580 r5:847b2400 [ 1331.385034][ T32] r4:00000001 [ 1331.385096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.408477][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1331.408557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.408596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.408627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.408664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.408690][ T32] r4:8552ccc0 [ 1331.409575][ T32] INFO: task kworker/0:410:5247 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.409620][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.409757][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.409928][ T32] Call trace: [ 1331.409966][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.410049][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.410118][ T32] r4:00000000 [ 1331.410146][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.410195][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.410228][ T32] 1d20: a9cf7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.410283][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.410377][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.410427][ T32] r5:80000113 r4:80239bb0 [ 1331.410512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.410569][ T32] r4:82ac21e4 [ 1331.410591][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.410663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.410692][ T32] r4:eb291dc0 [ 1331.410714][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.410763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.410787][ T32] r4:00000000 [ 1331.410829][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.410890][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.410935][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.411008][ T32] r5:00001000 r4:eafbb000 [ 1331.411093][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.411143][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.411192][ T32] r5:853c5f8c r4:853c5c00 [ 1331.411213][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.411292][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.411340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.411397][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.411422][ T32] r4:850f5d80 [ 1331.411443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.411580][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.411613][ T32] r4:00000001 [ 1331.411635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.411696][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.411730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.411763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.411793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.411847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.411879][ T32] r4:8484cc40 [ 1331.411904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.411934][ T32] INFO: task kworker/1:648:5248 blocked for more than 457 seconds. [ 1331.411990][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.412042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.412068][ T32] task:kworker/1:648 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.412145][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.412194][ T32] Call trace: [ 1331.412225][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.412302][ T32] r10:8291a684 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:847b3c00 [ 1331.412352][ T32] r4:847b3c00 [ 1331.412377][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.412471][ T32] r5:847b3c00 r4:8291a680 [ 1331.412497][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.412603][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.412663][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1331.412687][ T32] r4:00000000 [ 1331.412750][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.412863][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.412911][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.412961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cd000 [ 1331.413012][ T32] r4:00000000 [ 1331.413038][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.413110][ T32] r9:83018205 r8:847b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1331.413150][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.413200][ T32] r5:00001000 r4:eb423000 [ 1331.413272][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.413321][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.413369][ T32] r5:8550bf8c r4:8550bc00 [ 1331.413390][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.413456][ T32] r7:ddde2d80 r6:83018200 r5:8550bf8c r4:8536e600 [ 1331.413481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.413597][ T32] r10:61c88647 r9:847b3c00 r8:8536e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.413625][ T32] r4:8536e600 [ 1331.413666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.413722][ T32] r10:00000000 r9:8536e600 r8:80287e08 r7:eb86de60 r6:8536e680 r5:847b3c00 [ 1331.413782][ T32] r4:00000001 [ 1331.413807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.413849][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1331.413904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.413940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.413970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.414003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.414048][ T32] r4:8552dec0 [ 1331.414473][ T32] INFO: task kworker/1:648:5248 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.414514][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.414594][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.414640][ T32] Call trace: [ 1331.414692][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.414753][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.414779][ T32] r4:00000000 [ 1331.414800][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.414844][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.414883][ T32] 1d20: a9cf7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.414979][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.415054][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.415097][ T32] r5:80000113 r4:80239bb0 [ 1331.415120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.425736][ T32] r4:82ac21e4 [ 1331.425773][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.425866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 7 printk messages dropped ** [ 1331.426244][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1331.426564][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1331.426900][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1331.427195][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1331.427497][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.427908][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1331.428322][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.428625][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.428698][ T32] r5:8548578c r4:85485400 [ 1331.428722][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.428806][ T32] r7:dddced80 r6:83018000 r5:8548578c r4:85530d00 [ 1331.428843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.428926][ T32] r10:61c88647 r9:847b3000 r8:85530d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.428959][ T32] r4:85530d00 [ 1331.429001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.429079][ T32] r10:00000000 r9:85530d00 r8:80287e08 r7:eb881e60 r6:8536e700 r5:847b3000 [ 1331.429155][ T32] r4:00000001 [ 1331.429188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.429231][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1331.429272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.429308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.429338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.429373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.429418][ T32] r4:8552cdc0 [ 1331.430203][ T32] INFO: task kworker/0:411:5251 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.430245][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.430307][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.430353][ T32] Call trace: [ 1331.430425][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.430488][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.430514][ T32] r4:00000000 [ 1331.430536][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.430581][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.430634][ T32] 1d20: a9cf7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.430672][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.430722][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.430752][ T32] r5:80000113 r4:80239bb0 [ 1331.430774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.430842][ T32] r4:82ac21e4 [ 1331.430888][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.430942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.430987][ T32] r4:eb291dc0 [ 1331.431013][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.431091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.431116][ T32] r4:00000000 [ 1331.431150][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.431206][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.431229][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.431276][ T32] r5:00001000 r4:eafbb000 [ 1331.431296][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.431339][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.431385][ T32] r5:853c5f8c r4:853c5c00 [ 1331.431406][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.431458][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.431481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.431534][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.431558][ T32] r4:850f5d80 [ 1331.431578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.431639][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.431666][ T32] r4:00000001 [ 1331.431688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.431728][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.431818][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.432095][ T32] task:kworker/0:412 state:D stack:0 pid:5252 tgid:5252 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.432837][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.433258][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.433326][ T32] r5:85487f8c r4:85487c00 ** 1 printk messages dropped ** [ 1331.433450][ T32] r7:dddced80 r6:83018000 r5:85487f8c r4:85530d80 ** 5 printk messages dropped ** [ 1331.433646][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.433925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.434760][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.434928][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1331.465782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 6 printk messages dropped ** [ 1331.466153][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.466205][ T32] r5:853c5f8c r4:853c5c00 [ 1331.466249][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.466312][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.466335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.466430][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.466458][ T32] r4:850f5d80 [ 1331.466481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.466534][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.466578][ T32] r4:00000001 [ 1331.466624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.466670][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.466766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.466837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.466882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.466960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.466988][ T32] r4:8484cc40 [ 1331.467013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.467078][ T32] INFO: task kworker/0:413:5254 blocked for more than 457 seconds. [ 1331.467114][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.467143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.467167][ T32] task:kworker/0:413 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.467249][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.467363][ T32] Call trace: [ 1331.467420][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.467480][ T32] r10:8291a684 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:847b4800 [ 1331.467525][ T32] r4:847b4800 [ 1331.467551][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.467601][ T32] r5:847b4800 r4:8291a680 [ 1331.467622][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.467665][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.467718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1331.467756][ T32] r4:00000000 [ 1331.467801][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.467866][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.467915][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.467984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531880 [ 1331.468022][ T32] r4:00000000 [ 1331.468046][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.468099][ T32] r9:83018005 r8:847b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1331.468123][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.468170][ T32] r5:00001000 r4:eaf59000 [ 1331.468192][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.468255][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.468306][ T32] r5:8548438c r4:85484000 [ 1331.468328][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.468379][ T32] r7:dddced80 r6:83018000 r5:8548438c r4:85530e00 [ 1331.468422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.468522][ T32] r10:61c88647 r9:847b4800 r8:85530e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.468550][ T32] r4:85530e00 [ 1331.468601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.468656][ T32] r10:00000000 r9:85530e00 r8:80287e08 r7:eb881e60 r6:8536e800 r5:847b4800 [ 1331.468680][ T32] r4:00000001 [ 1331.468729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.468777][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1331.468830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.468866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.468902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.468959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.469007][ T32] r4:8552cdc0 [ 1331.469789][ T32] INFO: task kworker/0:413:5254 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.469852][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.469935][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.469992][ T32] Call trace: [ 1331.470072][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.470239][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.470290][ T32] r4:00000000 [ 1331.470315][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.470384][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.470421][ T32] 1d20: aa42f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.470454][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.470481][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.470527][ T32] r5:80000113 r4:80239bb0 [ 1331.470575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.470625][ T32] r4:82ac21e4 [ 1331.470646][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.470715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.470748][ T32] r4:eb291dc0 [ 1331.470769][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.470838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 6 printk messages dropped ** [ 1331.471264][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.471590][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1331.472026][ T32] INFO: task kworker/0:414:5257 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 1331.472527][ T32] r10:8291a684 r9:eb8b5d84 r8:00000002 r7:60000113 r6:eb8b5d8c r5:847b6c00 [ 1331.472555][ T32] r4:847b6c00 [ 1331.472586][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.472638][ T32] r5:847b6c00 r4:8291a680 [ 1331.472661][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.472705][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.472776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1331.472805][ T32] r4:00000000 [ 1331.472847][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.472896][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.472936][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.472983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107080 [ 1331.473029][ T32] r4:00000000 [ 1331.473055][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.473107][ T32] r9:83018005 r8:847b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1331.473148][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.473310][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.473357][ T32] r5:8549038c r4:85490000 [ 1331.473378][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.473450][ T32] r7:dddced80 r6:83018000 r5:8549038c r4:85530e80 [ 1331.473476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.473531][ T32] r10:61c88647 r9:847b6c00 r8:85530eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.473926][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.474693][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.498788][ T32] 1d20: aa42f000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1331.499851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1331.500628][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1331.501173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1331.501612][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1331.502083][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.502564][ T32] r5:847b0c00 r4:8291a680 ** 1 printk messages dropped ** [ 1331.502697][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.503148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107980 ** 6 printk messages dropped ** [ 1331.503577][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.503658][ T32] r5:8549178c r4:85491400 ** 1 printk messages dropped ** [ 1331.503802][ T32] r7:dddced80 r6:83018000 r5:8549178c r4:85530f00 ** 1 printk messages dropped ** [ 1331.503930][ T32] r10:61c88647 r9:847b0c00 r8:85530f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.504232][ T32] r4:00000001 [ 1331.504399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.504520][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1331.504597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.504676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.504747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.504839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.504907][ T32] r4:85107240 [ 1331.522578][ T32] INFO: task kworker/0:415:5259 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.522678][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.522755][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.522819][ T32] Call trace: [ 1331.522880][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.522947][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.522991][ T32] r4:00000000 [ 1331.523087][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.523201][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.523342][ T32] 1d20: aa9c0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.523431][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.523521][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.523618][ T32] r5:80000113 r4:80239bb0 [ 1331.523712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.523845][ T32] r4:82ac21e4 [ 1331.523906][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.524008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.524060][ T32] r4:eb291dc0 [ 1331.524107][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.524222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.524287][ T32] r4:00000000 [ 1331.524336][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.524440][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.524490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.524584][ T32] r5:00001000 r4:eafbb000 [ 1331.524629][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.524759][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.524861][ T32] r5:853c5f8c r4:853c5c00 [ 1331.524910][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.525018][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.525068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.539697][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.539743][ T32] r4:850f5d80 [ 1331.539770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.539844][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.539870][ T32] r4:00000001 [ 1331.539894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.539939][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.539972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.540005][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.540035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.540069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.540149][ T32] r4:8484cc40 [ 1331.540180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.540236][ T32] INFO: task kworker/0:416:5260 blocked for more than 457 seconds. [ 1331.540276][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.540320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.540368][ T32] task:kworker/0:416 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.540476][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.540558][ T32] Call trace: [ 1331.540595][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.540655][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:8554b000 [ 1331.540680][ T32] r4:8554b000 [ 1331.540723][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.540817][ T32] r5:8554b000 r4:8291a680 [ 1331.540843][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.540888][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.540938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1331.540964][ T32] r4:00000000 [ 1331.541026][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.541069][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.541112][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.541188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107400 [ 1331.541218][ T32] r4:00000000 [ 1331.541302][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.541447][ T32] r9:83018005 r8:8554b000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.541479][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.541544][ T32] r5:00001000 r4:eb1fd000 [ 1331.541569][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.541635][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.541709][ T32] r5:85490b8c r4:85490800 [ 1331.541734][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.541787][ T32] r7:dddced80 r6:83018000 r5:85490b8c r4:85530f80 [ 1331.541829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.541928][ T32] r10:61c88647 r9:8554b000 r8:85530fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.541981][ T32] r4:85530f80 [ 1331.542109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.542190][ T32] r10:00000000 r9:85530f80 r8:80287e08 r7:eb8bde60 r6:8536e980 r5:8554b000 [ 1331.542223][ T32] r4:00000001 [ 1331.542267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.542352][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1331.542407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.542470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.542525][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.542566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.542676][ T32] r4:85107140 [ 1331.543614][ T32] INFO: task kworker/0:416:5260 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.543723][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.543815][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.543863][ T32] Call trace: [ 1331.543895][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.543953][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.543978][ T32] r4:00000000 [ 1331.544001][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.544066][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.544104][ T32] 1d20: aad7b000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.544144][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.544192][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.544223][ T32] r5:80000113 r4:80239bb0 [ 1331.544245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.544334][ T32] r4:82ac21e4 [ 1331.544360][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.544411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.544435][ T32] r4:eb291dc0 [ 1331.544488][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.544542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.544567][ T32] r4:00000000 [ 1331.544588][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.544661][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.544688][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.544823][ T32] r5:00001000 r4:eafbb000 [ 1331.544848][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.544892][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.545044][ T32] r5:853c5f8c r4:853c5c00 [ 1331.545141][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.552966][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.553014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.553087][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.553113][ T32] r4:850f5d80 [ 1331.553163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.553228][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.553253][ T32] r4:00000001 [ 1331.553298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.553354][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.553423][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.553465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.553517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.553580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.553616][ T32] r4:8484cc40 [ 1331.553648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.553700][ T32] INFO: task kworker/0:417:5262 blocked for more than 458 seconds. [ 1331.553738][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.553766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.553789][ T32] task:kworker/0:417 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.553871][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.553920][ T32] Call trace: [ 1331.553952][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.554010][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:85376c00 [ 1331.554034][ T32] r4:85376c00 [ 1331.554055][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.554104][ T32] r5:85376c00 r4:8291a680 [ 1331.554152][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.554204][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.554256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1331.554306][ T32] r4:00000000 [ 1331.554331][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.554371][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.554435][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.554487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107580 [ 1331.554534][ T32] r4:00000000 [ 1331.554560][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.554626][ T32] r9:83018005 r8:85376c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.554654][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.554702][ T32] r5:00001000 r4:eb223000 [ 1331.554724][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.554807][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.554863][ T32] r5:8549138c r4:85491000 [ 1331.554906][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.554961][ T32] r7:dddced80 r6:83018000 r5:8549138c r4:85530780 [ 1331.555023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.567678][ T32] r10:61c88647 r9:85376c00 r8:855307ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.567730][ T32] r4:85530780 [ 1331.567776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.567871][ T32] r10:00000000 r9:85530780 r8:80287e08 r7:eb8bde60 r6:85530800 r5:85376c00 [ 1331.567923][ T32] r4:00000001 [ 1331.567972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.568019][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1331.568052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.568094][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.568137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.568184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.568234][ T32] r4:85107040 [ 1331.569150][ T32] INFO: task kworker/0:417:5262 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.569209][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.569298][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.569380][ T32] Call trace: [ 1331.569418][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.569501][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.569540][ T32] r4:00000000 [ 1331.569566][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.569632][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.569669][ T32] 1d20: ab1fc000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.569722][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.569759][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.569787][ T32] r5:80000113 r4:80239bb0 [ 1331.569818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.569883][ T32] r4:82ac21e4 [ 1331.569909][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.569981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.570009][ T32] r4:eb291dc0 [ 1331.570031][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.570079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.570112][ T32] r4:00000000 [ 1331.570143][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.570197][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.570221][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.570269][ T32] r5:00001000 r4:eafbb000 [ 1331.570290][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.570395][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.570447][ T32] r5:853c5f8c r4:853c5c00 [ 1331.570470][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.570543][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.570573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.570628][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.570652][ T32] r4:850f5d80 [ 1331.570690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.570745][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.570770][ T32] r4:00000001 [ 1331.570792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.570854][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.570892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.570925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.570955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.570989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.571025][ T32] r4:8484cc40 [ 1331.571103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.571163][ T32] INFO: task kworker/0:418:5264 blocked for more than 458 seconds. [ 1331.571222][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.571256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.571303][ T32] task:kworker/0:418 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.571363][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.571433][ T32] Call trace: [ 1331.571479][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.571538][ T32] r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000013 r6:eb8c9d8c r5:85371800 [ 1331.571563][ T32] r4:85371800 [ 1331.571585][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.571662][ T32] r5:85371800 r4:8291a680 [ 1331.571688][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.571753][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.571806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1331.571831][ T32] r4:00000000 [ 1331.571852][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.571917][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.571986][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.572038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851073c0 [ 1331.572063][ T32] r4:00000000 [ 1331.572083][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.572138][ T32] r9:83018005 r8:85371800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.572162][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.572209][ T32] r5:00001000 r4:eb3d1000 [ 1331.572246][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.572306][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.572357][ T32] r5:8549078c r4:85490400 [ 1331.572399][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.572474][ T32] r7:dddced80 r6:83018000 r5:8549078c r4:85530880 [ 1331.572510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.572587][ T32] r10:61c88647 r9:85371800 r8:855308ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.572635][ T32] r4:85530880 [ 1331.572681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.572756][ T32] r10:00000000 r9:85530880 r8:80287e08 r7:eb8bde60 r6:85530180 r5:85371800 [ 1331.572785][ T32] r4:00000001 [ 1331.572806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.572846][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1331.572876][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.572908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.572947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.572985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.573009][ T32] r4:85107700 [ 1331.573413][ T32] INFO: task kworker/0:418:5264 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.573452][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.573538][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.573675][ T32] Call trace: [ 1331.573762][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.573878][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.573927][ T32] r4:00000000 [ 1331.573953][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.574000][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.574033][ T32] 1d20: ab1fc000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.574087][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.574133][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.574165][ T32] r5:80000113 r4:80239bb0 [ 1331.574187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.574245][ T32] r4:82ac21e4 [ 1331.574289][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.574343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.574368][ T32] r4:eb291dc0 [ 1331.574389][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.574438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.574462][ T32] r4:00000000 [ 1331.574483][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.574535][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.574558][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.574604][ T32] r5:00001000 r4:eafbb000 [ 1331.574625][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.574676][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.574727][ T32] r5:853c5f8c r4:853c5c00 [ 1331.574749][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.574822][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.574848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.574923][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.574951][ T32] r4:850f5d80 [ 1331.574993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.575073][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.575100][ T32] r4:00000001 [ 1331.575152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.595446][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.595501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.595536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.595566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.595603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.595628][ T32] r4:8484cc40 [ 1331.595655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.595696][ T32] INFO: task kworker/1:649:5268 blocked for more than 458 seconds. [ 1331.595734][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.595761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.595785][ T32] task:kworker/1:649 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.595844][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.595928][ T32] Call trace: [ 1331.595962][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.596024][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000113 r6:eb8d5d8c r5:84991800 [ 1331.596048][ T32] r4:84991800 [ 1331.596069][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.596117][ T32] r5:84991800 r4:8291a680 [ 1331.596147][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.596191][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.596240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1331.596264][ T32] r4:00000000 [ 1331.596285][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.596335][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.596382][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.596430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529cdc0 [ 1331.596466][ T32] r4:00000000 [ 1331.596487][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.596540][ T32] r9:83018205 r8:84991800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1331.596563][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.596610][ T32] r5:00001000 r4:e49dd000 [ 1331.596632][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.596687][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.596739][ T32] r5:8558cb8c r4:8558c800 [ 1331.596762][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.596825][ T32] r7:ddde2d80 r6:83018200 r5:8558cb8c r4:8536ea00 [ 1331.596862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.596919][ T32] r10:61c88647 r9:84991800 r8:8536ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.596943][ T32] r4:8536ea00 [ 1331.596964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.597016][ T32] r10:00000000 r9:8536ea00 r8:80287e08 r7:eb86de60 r6:85530200 r5:84991800 [ 1331.597039][ T32] r4:00000001 [ 1331.597060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.597122][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1331.597160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.597193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.597223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.597256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.597279][ T32] r4:852cd180 [ 1331.598688][ T32] INFO: task kworker/1:649:5268 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.598754][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.598845][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.598895][ T32] Call trace: [ 1331.598953][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.599015][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.599064][ T32] r4:00000000 [ 1331.599120][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.599176][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.599210][ T32] 1d20: ab610000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.599242][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.599270][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.599318][ T32] r5:80000113 r4:80239bb0 [ 1331.599344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.599400][ T32] r4:82ac21e4 [ 1331.599425][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.599474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.599499][ T32] r4:eb291dc0 [ 1331.599520][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.599567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.599590][ T32] r4:00000000 [ 1331.599610][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.599661][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.599745][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.599817][ T32] r5:00001000 r4:eafbb000 [ 1331.599841][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.599886][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.599933][ T32] r5:853c5f8c r4:853c5c00 [ 1331.600077][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.600155][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.600203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.600265][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.600288][ T32] r4:850f5d80 [ 1331.600309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.600360][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.600430][ T32] r4:00000001 [ 1331.600456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.600538][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.600590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.600626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.600657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.600714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.600749][ T32] r4:8484cc40 [ 1331.600770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.600796][ T32] INFO: task kworker/1:650:5270 blocked for more than 458 seconds. [ 1331.600847][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.600876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.600918][ T32] task:kworker/1:650 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.600988][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.601050][ T32] Call trace: [ 1331.601085][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.601145][ T32] r10:8291a684 r9:eb8d1d84 r8:00000002 r7:60000113 r6:eb8d1d8c r5:84990000 [ 1331.601184][ T32] r4:84990000 [ 1331.601218][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.601268][ T32] r5:84990000 r4:8291a680 [ 1331.601289][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.601336][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.601429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1331.601458][ T32] r4:00000000 [ 1331.601481][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.601543][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.601586][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.601635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cde00 [ 1331.601660][ T32] r4:00000000 [ 1331.601682][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.601754][ T32] r9:83018205 r8:84990000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1331.601786][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.601833][ T32] r5:00001000 r4:eb657000 [ 1331.601854][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.601897][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.601963][ T32] r5:854f738c r4:854f7000 [ 1331.602002][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.602056][ T32] r7:ddde2d80 r6:83018200 r5:854f738c r4:8536ea80 [ 1331.602079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.602148][ T32] r10:61c88647 r9:84990000 r8:8536eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.602188][ T32] r4:8536ea80 [ 1331.602232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.602287][ T32] r10:00000000 r9:8536ea80 r8:80287e08 r7:eb8d5e60 r6:850e9000 r5:84990000 [ 1331.602312][ T32] r4:00000001 [ 1331.602353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.602396][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1331.602439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.602512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.602551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.602585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.602610][ T32] r4:852cd080 [ 1331.603004][ T32] INFO: task kworker/1:650:5270 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.603067][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.603394][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.603504][ T32] Call trace: [ 1331.603593][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.603713][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.603769][ T32] r4:00000000 [ 1331.603818][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.603915][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.603966][ T32] 1d20: ab610000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.604006][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.604037][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.604065][ T32] r5:80000113 r4:80239bb0 [ 1331.604087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.604143][ T32] r4:82ac21e4 [ 1331.604165][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.604236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.604265][ T32] r4:eb291dc0 [ 1331.604287][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.604378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.604406][ T32] r4:00000000 [ 1331.604428][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.604480][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.604503][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.604550][ T32] r5:00001000 r4:eafbb000 [ 1331.604571][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.604638][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.604711][ T32] r5:853c5f8c r4:853c5c00 [ 1331.604736][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.604789][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.604831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.604926][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.604953][ T32] r4:850f5d80 [ 1331.604975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.605027][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.605051][ T32] r4:00000001 [ 1331.605111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.627388][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.627504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.627579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.627648][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.627729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.627785][ T32] r4:8484cc40 [ 1331.627844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.627937][ T32] INFO: task kworker/0:419:5271 blocked for more than 458 seconds. [ 1331.628022][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.628072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.628097][ T32] task:kworker/0:419 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.628186][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.628285][ T32] Call trace: [ 1331.628343][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.628410][ T32] r10:8291a684 r9:eb8d9d84 r8:00000002 r7:60000113 r6:eb8d9d8c r5:84992400 ** 3 printk messages dropped ** [ 1331.628563][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.628978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107b80 ** 6 printk messages dropped ** [ 1331.629270][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.629361][ T32] r5:85491b8c r4:85491800 [ 1331.629411][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.629478][ T32] r7:dddced80 r6:83018000 r5:85491b8c r4:850e9080 [ 1331.629525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.629584][ T32] r10:61c88647 r9:84992400 r8:850e90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.629691][ T32] r4:850e9080 [ 1331.629717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.629770][ T32] r10:00000000 r9:850e9080 r8:80287e08 r7:eb8bde60 r6:850e9100 r5:84992400 [ 1331.629805][ T32] r4:00000001 [ 1331.629851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.629897][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1331.629950][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.629987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.630041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.630079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.630104][ T32] r4:85107940 [ 1331.631529][ T32] INFO: task kworker/0:419:5271 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.631585][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.631653][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.631704][ T32] Call trace: [ 1331.631751][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.631839][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.631897][ T32] r4:00000000 [ 1331.631928][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.631998][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.632034][ T32] 1d20: ab9a0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.632068][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.632097][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.632131][ T32] r5:80000113 r4:80239bb0 [ 1331.632158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.632216][ T32] r4:82ac21e4 [ 1331.632263][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.632323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.632348][ T32] r4:eb291dc0 [ 1331.632389][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.632445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.632474][ T32] r4:00000000 [ 1331.632519][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.632602][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.632629][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.632714][ T32] r5:00001000 r4:eafbb000 [ 1331.632766][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.632833][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.632884][ T32] r5:853c5f8c r4:853c5c00 [ 1331.632907][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.632960][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.632982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.633103][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.633184][ T32] r4:850f5d80 [ 1331.633269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.633390][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.633449][ T32] r4:00000001 [ 1331.633498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.633583][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.633647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.633714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.633791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.633872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.633945][ T32] r4:8484cc40 [ 1331.634010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.634081][ T32] INFO: task kworker/0:420:5273 blocked for more than 458 seconds. [ 1331.634163][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.634218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.634267][ T32] task:kworker/0:420 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.634433][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.634565][ T32] Call trace: [ 1331.634629][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.634687][ T32] r10:8291a684 r9:eb8cdd84 r8:00000002 r7:60000013 r6:eb8cdd8c r5:84993000 [ 1331.634725][ T32] r4:84993000 [ 1331.634752][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.634802][ T32] r5:84993000 r4:8291a680 [ 1331.634834][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.634885][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.634937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1331.634961][ T32] r4:00000000 [ 1331.634981][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.635054][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.655477][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.655589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85107d80 [ 1331.655623][ T32] r4:00000000 [ 1331.655661][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.655749][ T32] r9:83018005 r8:84993000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.655782][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.655870][ T32] r5:00001000 r4:eb4af000 [ 1331.655916][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.655987][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.656073][ T32] r5:8549238c r4:85492000 [ 1331.656099][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.656186][ T32] r7:dddced80 r6:83018000 r5:8549238c r4:850e9200 [ 1331.656219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.656274][ T32] r10:61c88647 r9:84993000 r8:850e922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.656309][ T32] r4:850e9200 [ 1331.656334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.656388][ T32] r10:00000000 r9:850e9200 r8:80287e08 r7:eb8d9e60 r6:850e9280 r5:84993000 [ 1331.656413][ T32] r4:00000001 [ 1331.656434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.656476][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1331.656521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.656557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.656588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.656621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.656645][ T32] r4:85107a80 [ 1331.657524][ T32] INFO: task kworker/0:420:5273 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.657567][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.657643][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.657741][ T32] Call trace: [ 1331.657791][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.657864][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.657918][ T32] r4:00000000 [ 1331.657953][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1331.658283][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.658410][ T32] r4:eb291dc0 ** 1 printk messages dropped ** [ 1331.658480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 4 printk messages dropped ** [ 1331.658706][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1331.659014][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.659390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.659760][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.659973][ T32] r5:85552400 r4:8291a680 [ 1331.660015][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.660068][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.660118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1331.660160][ T32] r4:00000000 [ 1331.660184][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.660245][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.660293][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.660342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cbb00 [ 1331.660390][ T32] r4:00000000 [ 1331.660415][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.660467][ T32] r9:83018005 r8:85552400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.660490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.660558][ T32] r5:00001000 r4:eb687000 [ 1331.660584][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.660628][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.660699][ T32] r5:847ec78c r4:847ec400 [ 1331.660724][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.660797][ T32] r7:dddced80 r6:83018000 r5:847ec78c r4:850e9180 [ 1331.660824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.660879][ T32] r10:61c88647 r9:85552400 r8:850e91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.660904][ T32] r4:850e9180 [ 1331.660943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.660999][ T32] r10:00000000 r9:850e9180 r8:80287e08 r7:eb8cde60 r6:8536eb00 r5:85552400 [ 1331.661039][ T32] r4:00000001 [ 1331.661083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.661132][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1331.661164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.661197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.661226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.661292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.661321][ T32] r4:85107880 [ 1331.661729][ T32] INFO: task kworker/0:421:5275 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.661770][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.661898][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.661948][ T32] Call trace: [ 1331.661980][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.662047][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.662075][ T32] r4:00000000 [ 1331.662141][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.662190][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.662265][ T32] 1d20: abc64000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.662344][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.662377][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.662405][ T32] r5:80000113 r4:80239bb0 [ 1331.662498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.662602][ T32] r4:82ac21e4 [ 1331.662650][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.662703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.662749][ T32] r4:eb291dc0 [ 1331.662795][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.662909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.662937][ T32] r4:00000000 [ 1331.662958][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.663059][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.663146][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.663290][ T32] r5:00001000 r4:eafbb000 [ 1331.663355][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.663465][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.663573][ T32] r5:853c5f8c r4:853c5c00 [ 1331.663623][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.663737][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.663788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.663895][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.663926][ T32] r4:850f5d80 [ 1331.663970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.664030][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.664076][ T32] r4:00000001 [ 1331.664102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.664178][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.664212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.664245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.664275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.664308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.664352][ T32] r4:8484cc40 [ 1331.664389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.664419][ T32] INFO: task kworker/0:422:5277 blocked for more than 458 seconds. [ 1331.664451][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.664486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.664520][ T32] task:kworker/0:422 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.664920][ T32] r4:85553000 ** 1 printk messages dropped ** [ 1331.665012][ T32] r5:85553000 r4:8291a680 ** 3 printk messages dropped ** [ 1331.697071][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.697265][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.697779][ T32] r5:8549278c r4:85492400 [ 1331.697806][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.697861][ T32] r7:dddced80 r6:83018000 r5:8549278c r4:850e9300 ** 4 printk messages dropped ** [ 1331.698055][ T32] r10:00000000 r9:850e9300 r8:80287e08 r7:eb8e1e60 r6:8536eb80 r5:85553000 ** 7 printk messages dropped ** [ 1331.698408][ T32] r4:85107c80 ** 5 printk messages dropped ** [ 1331.699981][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1331.700379][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.700607][ T32] r4:eb291dc0 ** 1 printk messages dropped ** [ 1331.700688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.700713][ T32] r4:00000000 [ 1331.700754][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.700810][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.700855][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.700907][ T32] r5:00001000 r4:eafbb000 [ 1331.700928][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.701033][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.701104][ T32] r5:853c5f8c r4:853c5c00 [ 1331.701134][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.701209][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.701263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.701329][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.701357][ T32] r4:850f5d80 [ 1331.701400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.701517][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.701546][ T32] r4:00000001 [ 1331.701568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.701609][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.701639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.701673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.701746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.701784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.701809][ T32] r4:8484cc40 [ 1331.701831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.701861][ T32] INFO: task kworker/0:423:5279 blocked for more than 458 seconds. [ 1331.701896][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.701923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.701945][ T32] task:kworker/0:423 state:D stack:0 pid:5279 tgid:5279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.702060][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.702131][ T32] Call trace: [ 1331.702169][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.702254][ T32] r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:85553c00 [ 1331.702284][ T32] r4:85553c00 [ 1331.702306][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.702354][ T32] r5:85553c00 r4:8291a680 [ 1331.702375][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.702418][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.702469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1331.702556][ T32] r4:00000000 [ 1331.702604][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.702674][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.702717][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.702787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb080 [ 1331.702814][ T32] r4:00000000 [ 1331.702851][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.702968][ T32] r9:83018005 r8:85553c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1331.703004][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.703083][ T32] r5:00001000 r4:eb5f9000 [ 1331.703148][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.703197][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.703266][ T32] r5:85492b8c r4:85492800 [ 1331.703294][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.703345][ T32] r7:dddced80 r6:83018000 r5:85492b8c r4:850e9380 [ 1331.703367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.703441][ T32] r10:61c88647 r9:85553c00 r8:850e93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.703468][ T32] r4:850e9380 [ 1331.703492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.703567][ T32] r10:00000000 r9:850e9380 r8:80287e08 r7:eb8e1e60 r6:8536ec00 r5:85553c00 [ 1331.703598][ T32] r4:00000001 [ 1331.703620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.703661][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1331.703736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.703794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.703827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.703882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.703970][ T32] r4:852cb1c0 [ 1331.704377][ T32] INFO: task kworker/0:423:5279 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.704479][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.704544][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.704601][ T32] Call trace: [ 1331.704636][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.704694][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.704719][ T32] r4:00000000 [ 1331.704740][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.704844][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.704903][ T32] 1d20: ac6f0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.704940][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.704992][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1331.722568][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.722755][ T32] r4:eb291dc0 ** 1 printk messages dropped ** [ 1331.722827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 3 printk messages dropped ** [ 1331.722971][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.723259][ T32] r5:853c5f8c r4:853c5c00 [ 1331.723327][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.723386][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.723430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.723488][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.723535][ T32] r4:850f5d80 [ 1331.723584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.723641][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.723686][ T32] r4:00000001 [ 1331.723754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.723806][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.723864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.723902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.723933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.723967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.724039][ T32] r4:8484cc40 [ 1331.724089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.724140][ T32] INFO: task kworker/0:424:5280 blocked for more than 458 seconds. [ 1331.724179][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.724208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.724253][ T32] task:kworker/0:424 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.724392][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.724523][ T32] Call trace: [ 1331.724628][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.724711][ T32] r10:8291a684 r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:85551800 [ 1331.724761][ T32] r4:85551800 [ 1331.724791][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.724841][ T32] r5:85551800 r4:8291a680 [ 1331.724863][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.724930][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.724985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1331.725010][ T32] r4:00000000 [ 1331.725032][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.725130][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.738200][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.738318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb280 [ 1331.738348][ T32] r4:00000000 [ 1331.738371][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.738426][ T32] r9:83018005 r8:85551800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1331.738508][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.738589][ T32] r5:00001000 r4:eb61b000 [ 1331.738616][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.738712][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.738813][ T32] r5:85492f8c r4:85492c00 [ 1331.738905][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.739085][ T32] r7:dddced80 r6:83018000 r5:85492f8c r4:850e9400 [ 1331.739165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.739300][ T32] r10:61c88647 r9:85551800 r8:850e942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.739368][ T32] r4:850e9400 [ 1331.739416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.739553][ T32] r10:00000000 r9:850e9400 r8:80287e08 r7:eb8e1e60 r6:8536ec80 r5:85551800 [ 1331.739620][ T32] r4:00000001 [ 1331.739693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.739793][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1331.739865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.739938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.740007][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.740078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.740144][ T32] r4:852cb380 [ 1331.741524][ T32] INFO: task kworker/0:424:5280 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.741580][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.741685][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.741762][ T32] Call trace: [ 1331.741807][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.741869][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.741936][ T32] r4:00000000 [ 1331.741963][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.742009][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.742042][ T32] 1d20: acc42000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.742075][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.742103][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.742149][ T32] r5:80000113 r4:80239bb0 [ 1331.742196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.742268][ T32] r4:82ac21e4 [ 1331.742377][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.742475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.742513][ T32] r4:eb291dc0 [ 1331.742537][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1331.742712][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1331.743092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.743170][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.743199][ T32] r4:850f5d80 [ 1331.743242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.743319][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.743346][ T32] r4:00000001 [ 1331.743368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.743429][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.743482][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.743522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.743593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.743665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.743751][ T32] r4:8484cc40 [ 1331.743819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.743882][ T32] INFO: task kworker/0:425:5282 blocked for more than 458 seconds. [ 1331.743978][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.744043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.744089][ T32] task:kworker/0:425 state:D stack:0 pid:5282 tgid:5282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.744228][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.744364][ T32] Call trace: [ 1331.744451][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.744576][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:85555400 [ 1331.744632][ T32] r4:85555400 [ 1331.744679][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.744774][ T32] r5:85555400 r4:8291a680 [ 1331.744818][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.744904][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.745011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1331.745108][ T32] r4:00000000 [ 1331.768371][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.768498][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.768563][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.768641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb400 [ 1331.768697][ T32] r4:00000000 [ 1331.768728][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.768783][ T32] r9:83018005 r8:85555400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.768807][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.768878][ T32] r5:00001000 r4:eb62d000 [ 1331.768915][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.768989][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.769062][ T32] r5:8549338c r4:85493000 [ 1331.769092][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.769181][ T32] r7:dddced80 r6:83018000 r5:8549338c r4:850e9580 [ 1331.769214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.769292][ T32] r10:61c88647 r9:85555400 r8:850e95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.769347][ T32] r4:850e9580 [ 1331.769380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.769469][ T32] r10:00000000 r9:850e9580 r8:80287e08 r7:eb8e1e60 r6:8536ed00 r5:85555400 [ 1331.769504][ T32] r4:00000001 [ 1331.769540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.769629][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1331.769698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.769757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.769799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.769845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.769900][ T32] r4:852cb000 [ 1331.770839][ T32] INFO: task kworker/0:425:5282 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.770889][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.770965][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.771017][ T32] Call trace: [ 1331.771109][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1331.771269][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1331.771548][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.771788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 4 printk messages dropped ** [ 1331.772060][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1331.772187][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1331.772452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.772668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.773166][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.773640][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.774191][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.774431][ T32] r5:85491f8c r4:85491c00 [ 1331.774456][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.774621][ T32] r4:850e9480 ** 5 printk messages dropped ** [ 1331.774931][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.782972][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1331.783523][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.783786][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.783993][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1331.784335][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.784649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.784713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.784754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.784780][ T32] r4:8484cc40 [ 1331.784815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.784850][ T32] INFO: task kworker/0:427:5286 blocked for more than 458 seconds. [ 1331.784901][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.784933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.784973][ T32] task:kworker/0:427 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.785034][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.798127][ T32] Call trace: [ 1331.798196][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.798300][ T32] r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:85556000 [ 1331.798357][ T32] r4:85556000 [ 1331.798410][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.798491][ T32] r5:85556000 r4:8291a680 [ 1331.798517][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.798567][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.798618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1331.798643][ T32] r4:00000000 [ 1331.798664][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.798705][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.798771][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.798826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb6c0 [ 1331.798856][ T32] r4:00000000 [ 1331.798880][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.798942][ T32] r9:83018005 r8:85556000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.798966][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.799018][ T32] r5:00001000 r4:eb64b000 [ 1331.799076][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.799151][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.799218][ T32] r5:85493b8c r4:85493800 [ 1331.799256][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.799318][ T32] r7:dddced80 r6:83018000 r5:85493b8c r4:850e9500 [ 1331.799342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.799396][ T32] r10:61c88647 r9:85556000 r8:850e952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.799422][ T32] r4:850e9500 [ 1331.799444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.799499][ T32] r10:00000000 r9:850e9500 r8:80287e08 r7:eb8e1e60 r6:8536ee00 r5:85556000 [ 1331.799524][ T32] r4:00000001 [ 1331.799570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.799621][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1331.799657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.799714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.799776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.799840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.799871][ T32] r4:852cb580 [ 1331.800785][ T32] INFO: task kworker/0:427:5286 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.800829][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.800908][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.800975][ T32] Call trace: [ 1331.801013][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.801074][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.801101][ T32] r4:00000000 [ 1331.801124][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.801170][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.801220][ T32] 1d20: ad4b3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.801258][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.801287][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.801325][ T32] r5:80000113 r4:80239bb0 [ 1331.801352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.801426][ T32] r4:82ac21e4 [ 1331.801452][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.801504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.801553][ T32] r4:eb291dc0 [ 1331.801579][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.801628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.801678][ T32] r4:00000000 [ 1331.801704][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.801757][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.801805][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.801857][ T32] r5:00001000 r4:eafbb000 [ 1331.801880][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.801954][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.802042][ T32] r5:853c5f8c r4:853c5c00 [ 1331.802075][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.802136][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.802193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.802275][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.802310][ T32] r4:850f5d80 [ 1331.802333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.802409][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.802464][ T32] r4:00000001 [ 1331.802526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.802597][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.802633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.802667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.802697][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.802731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.802769][ T32] r4:8484cc40 [ 1331.802820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.802888][ T32] INFO: task kworker/1:651:5289 blocked for more than 458 seconds. [ 1331.802943][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.802974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.803021][ T32] task:kworker/1:651 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.803104][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.803172][ T32] Call trace: [ 1331.803237][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.803293][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:85554800 [ 1331.803319][ T32] r4:85554800 [ 1331.803343][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.803391][ T32] r5:85554800 r4:8291a680 [ 1331.803436][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.803485][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.803535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1331.803583][ T32] r4:00000000 [ 1331.803609][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.803676][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.803720][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.803780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529cd40 [ 1331.803831][ T32] r4:00000000 [ 1331.803857][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.803944][ T32] r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1331.804245][ T32] r5:8558c38c r4:8558c000 [ 1331.804272][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.804325][ T32] r7:ddde2d80 r6:83018200 r5:8558c38c r4:8536ee80 [ 1331.804354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.804441][ T32] r10:61c88647 r9:85554800 r8:8536eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.804471][ T32] r4:8536ee80 [ 1331.804526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.804822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.826497][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1331.826717][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.826755][ T32] 1d20: ad7ef000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.826789][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.826866][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.826930][ T32] r5:80000113 r4:80239bb0 [ 1331.826983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.827076][ T32] r4:82ac21e4 [ 1331.827139][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.827207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.827234][ T32] r4:eb291dc0 [ 1331.827256][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.827305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.827336][ T32] r4:00000000 [ 1331.827385][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.827496][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.827552][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.827631][ T32] r5:00001000 r4:eafbb000 [ 1331.827659][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.827755][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.827810][ T32] r5:853c5f8c r4:853c5c00 [ 1331.827833][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.827922][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.827977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.828067][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.828152][ T32] r4:850f5d80 [ 1331.828231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.828290][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.828319][ T32] r4:00000001 [ 1331.828342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.828384][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.828416][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.828449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.828530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.828569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.828595][ T32] r4:8484cc40 [ 1331.828620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.828663][ T32] INFO: task kworker/0:428:5291 blocked for more than 458 seconds. [ 1331.828734][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.828773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.828822][ T32] task:kworker/0:428 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.828921][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.829017][ T32] Call trace: [ 1331.829103][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.829218][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:85550c00 [ 1331.829249][ T32] r4:85550c00 [ 1331.829318][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.829400][ T32] r5:85550c00 r4:8291a680 [ 1331.829433][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.829481][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.829542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1331.829602][ T32] r4:00000000 [ 1331.829653][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.829760][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.829857][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.830056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb7c0 [ 1331.830093][ T32] r4:00000000 [ 1331.830116][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.830176][ T32] r9:83018005 r8:85550c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.830202][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.830249][ T32] r5:00001000 r4:eb669000 [ 1331.830270][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.830329][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.830381][ T32] r5:85490f8c r4:85490c00 [ 1331.830429][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.830485][ T32] r7:dddced80 r6:83018000 r5:85490f8c r4:850e9600 [ 1331.830530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.830613][ T32] r10:61c88647 r9:85550c00 r8:850e962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.830667][ T32] r4:850e9600 [ 1331.830697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1331.830907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.831750][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.832008][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.832061][ T32] r4:00000000 [ 1331.832086][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.832142][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.832201][ T32] 1d20: ad7ef000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.832251][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.832302][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.832357][ T32] r5:80000113 r4:80239bb0 [ 1331.832409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.832461][ T32] r4:82ac21e4 [ 1331.832488][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.832539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.832565][ T32] r4:eb291dc0 [ 1331.832609][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.832663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.832689][ T32] r4:00000000 [ 1331.832735][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.832794][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.832819][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.832867][ T32] r5:00001000 r4:eafbb000 ** 1 printk messages dropped ** [ 1331.832969][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.833407][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 2 printk messages dropped ** [ 1331.833558][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 2 printk messages dropped ** [ 1331.833682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.833939][ T32] task:kworker/0:429 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.834615][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.834848][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.856869][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.856988][ T32] r5:85493f8c r4:85493c00 [ 1331.857013][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.857118][ T32] r7:dddced80 r6:83018000 r5:85493f8c r4:850e9700 ** 1 printk messages dropped ** [ 1331.857227][ T32] r10:61c88647 r9:85550000 r8:850e972c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.857421][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.857521][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.858759][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.859063][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1331.859333][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1331.859630][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1331.859735][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.859841][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.859920][ T32] r5:00001000 r4:eafbb000 [ 1331.859975][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.860024][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.860072][ T32] r5:853c5f8c r4:853c5c00 [ 1331.860109][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.860191][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.860221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.860278][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.860304][ T32] r4:850f5d80 [ 1331.860349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.860410][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.860437][ T32] r4:00000001 [ 1331.860472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.860523][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.860562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.860596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.860626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.860684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.860739][ T32] r4:8484cc40 [ 1331.860766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.860809][ T32] INFO: task kworker/0:430:5295 blocked for more than 458 seconds. [ 1331.860851][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.860916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.860970][ T32] task:kworker/0:430 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.861128][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.861179][ T32] Call trace: [ 1331.861218][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.861277][ T32] r10:8291a684 r9:eb921d84 r8:00000002 r7:60000113 r6:eb921d8c r5:85378000 [ 1331.861326][ T32] r4:85378000 [ 1331.861378][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.861433][ T32] r5:85378000 r4:8291a680 [ 1331.861480][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.861603][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.861688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1331.861741][ T32] r4:00000000 [ 1331.861766][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.861809][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.861849][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.861905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cbc40 [ 1331.861931][ T32] r4:00000000 [ 1331.861952][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.862003][ T32] r9:83018005 r8:85378000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.862027][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.862097][ T32] r5:00001000 r4:eb68f000 [ 1331.862124][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.862169][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.862217][ T32] r5:8549438c r4:85494000 [ 1331.862264][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.862342][ T32] r7:dddced80 r6:83018000 r5:8549438c r4:850e9680 [ 1331.862368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.862424][ T32] r10:61c88647 r9:85378000 r8:850e96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.862452][ T32] r4:850e9680 [ 1331.862503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.862559][ T32] r10:00000000 r9:850e9680 r8:80287e08 r7:eb8e1e60 r6:851e9f80 r5:85378000 [ 1331.862585][ T32] r4:00000001 [ 1331.862606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.862648][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1331.862679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.862787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.862822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.862885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.862915][ T32] r4:852cbac0 [ 1331.863434][ T32] INFO: task kworker/0:430:5295 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.863480][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.863545][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.863593][ T32] Call trace: [ 1331.863651][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.863714][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.863740][ T32] r4:00000000 [ 1331.863762][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.863806][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.863838][ T32] 1d20: adaf3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.863877][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.863914][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.863942][ T32] r5:80000113 r4:80239bb0 [ 1331.863964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.864021][ T32] r4:82ac21e4 [ 1331.864063][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.864200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.864245][ T32] r4:eb291dc0 [ 1331.864294][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.864355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.864384][ T32] r4:00000000 [ 1331.864429][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.864486][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.864511][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.864560][ T32] r5:00001000 r4:eafbb000 [ 1331.864582][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.864645][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.864721][ T32] r5:853c5f8c r4:853c5c00 [ 1331.864746][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.864801][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.864824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.864877][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.864908][ T32] r4:850f5d80 [ 1331.864930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.864982][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.865008][ T32] r4:00000001 [ 1331.865100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.885953][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.886016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.886054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.886084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.886123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.886153][ T32] r4:8484cc40 [ 1331.886196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.886257][ T32] INFO: task kworker/0:431:5296 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.886476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.886805][ T32] r5:85378c00 r4:8291a680 ** 4 printk messages dropped ** [ 1331.887006][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1331.887543][ T32] r5:8549578c r4:85495400 [ 1331.887566][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.887766][ T32] r10:61c88647 r9:85378c00 r8:850e982c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.888015][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.889346][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 3 printk messages dropped ** [ 1331.889472][ T32] 1d20: adf52000 eafa9000 00000001 80239b98 7f439000 00000001 ** 6 printk messages dropped ** [ 1331.889723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 5 printk messages dropped ** [ 1331.889949][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1331.890347][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1331.890631][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1331.890861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.890914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.890952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.890978][ T32] r4:8484cc40 [ 1331.891000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.891026][ T32] INFO: task kworker/0:432:5298 blocked for more than 458 seconds. [ 1331.891127][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.891158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.891192][ T32] task:kworker/0:432 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.891260][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.891306][ T32] Call trace: [ 1331.891338][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.891392][ T32] r10:8291a684 r9:eb92dd84 r8:00000002 r7:60000113 r6:eb92dd8c r5:8537a400 [ 1331.891418][ T32] r4:8537a400 [ 1331.891441][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.891501][ T32] r5:8537a400 r4:8291a680 [ 1331.891527][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.891573][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.891625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1331.891674][ T32] r4:00000000 [ 1331.891700][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.891740][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.891803][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.891880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cb8c0 [ 1331.891939][ T32] r4:00000000 [ 1331.891966][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.892020][ T32] r9:83018005 r8:8537a400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.892045][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.892092][ T32] r5:00001000 r4:eb6a1000 [ 1331.892114][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.892207][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.892261][ T32] r5:85494b8c r4:85494800 [ 1331.892285][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.892336][ T32] r7:dddced80 r6:83018000 r5:85494b8c r4:850e9880 [ 1331.892359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.892460][ T32] r10:61c88647 r9:8537a400 r8:850e98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.892494][ T32] r4:850e9880 [ 1331.892540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.892622][ T32] r10:00000000 r9:850e9880 r8:80287e08 r7:eb925e60 r6:852b6080 r5:8537a400 [ 1331.892651][ T32] r4:00000001 [ 1331.892684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.892730][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1331.892774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.892812][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.892843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.892876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.892907][ T32] r4:852cbd80 [ 1331.893423][ T32] INFO: task kworker/0:432:5298 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.893466][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.893561][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.893620][ T32] Call trace: [ 1331.893651][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.893710][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.893747][ T32] r4:00000000 [ 1331.893772][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.893824][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.893857][ T32] 1d20: adf52000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.893896][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.893926][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.893953][ T32] r5:80000113 r4:80239bb0 [ 1331.893975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.894023][ T32] r4:82ac21e4 [ 1331.894070][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1331.894304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 2 printk messages dropped ** [ 1331.894404][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1331.894758][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1331.894997][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.925759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.926267][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.926644][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.927127][ T32] r9:83018005 r8:85379800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1331.927385][ T32] r5:8549538c r4:85495000 [ 1331.927439][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.927500][ T32] r7:dddced80 r6:83018000 r5:8549538c r4:850e9780 [ 1331.927525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.927581][ T32] r10:61c88647 r9:85379800 r8:850e97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.927606][ T32] r4:850e9780 [ 1331.927643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.927700][ T32] r10:00000000 r9:850e9780 r8:80287e08 r7:eb925e60 r6:852b6100 r5:85379800 [ 1331.927733][ T32] r4:00000001 [ 1331.927758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.927802][ T32] Exception stack(0xeb939fb0 to 0xeb939ff8) [ 1331.927832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.927864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.927904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.927940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.927964][ T32] r4:852cbdc0 [ 1331.928862][ T32] INFO: task kworker/0:433:5301 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.928908][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.928971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.929042][ T32] Call trace: [ 1331.929093][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.929155][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.929180][ T32] r4:00000000 [ 1331.929202][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.929268][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.929312][ T32] 1d20: ae549000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.929346][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.929375][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.929430][ T32] r5:80000113 r4:80239bb0 [ 1331.929457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.929505][ T32] r4:82ac21e4 [ 1331.929527][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.929576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.929616][ T32] r4:eb291dc0 [ 1331.929649][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.929701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.929760][ T32] r4:00000000 [ 1331.929786][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.929840][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.929867][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.929934][ T32] r5:00001000 r4:eafbb000 [ 1331.929981][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.930034][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.930082][ T32] r5:853c5f8c r4:853c5c00 [ 1331.930104][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.930158][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.930181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.930257][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.930291][ T32] r4:850f5d80 [ 1331.930345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.930429][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.930509][ T32] r4:00000001 [ 1331.930540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.930583][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.930633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.930675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.930706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.930739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.930763][ T32] r4:8484cc40 [ 1331.930795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.930827][ T32] INFO: task kworker/0:434:5303 blocked for more than 458 seconds. [ 1331.930860][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.930890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.930913][ T32] task:kworker/0:434 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.930963][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.931022][ T32] Call trace: [ 1331.931077][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.931134][ T32] r10:8291a684 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:8537b000 [ 1331.931169][ T32] r4:8537b000 [ 1331.931213][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.931266][ T32] r5:8537b000 r4:8291a680 [ 1331.931288][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.931381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 ** 7 printk messages dropped ** [ 1331.931673][ T32] r9:83018005 r8:8537b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1331.931891][ T32] r5:85495b8c r4:85495800 [ 1331.931914][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.931965][ T32] r7:dddced80 r6:83018000 r5:85495b8c r4:850e9900 [ 1331.931987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.932040][ T32] r10:61c88647 r9:8537b000 r8:850e992c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.932273][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) ** 7 printk messages dropped ** [ 1331.933023][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.933395][ T32] 1d20: ae549000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1331.933717][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1331.933937][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.934588][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1331.934916][ T32] INFO: task kworker/0:435:5306 blocked for more than 458 seconds. ** 8 printk messages dropped ** [ 1331.957193][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1331.957473][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1331.957692][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.957894][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.958134][ T32] r5:8549738c r4:85497000 [ 1331.958223][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.958308][ T32] r7:dddced80 r6:83018000 r5:8549738c r4:850e9980 [ 1331.958335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.958390][ T32] r10:61c88647 r9:8537c800 r8:850e99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.958416][ T32] r4:850e9980 [ 1331.958437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.958553][ T32] r10:00000000 r9:850e9980 r8:80287e08 r7:eb941e60 r6:852b6200 r5:8537c800 [ 1331.958602][ T32] r4:00000001 [ 1331.958628][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.958672][ T32] Exception stack(0xeb94dfb0 to 0xeb94dff8) [ 1331.958703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.958756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.958790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.958846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.958923][ T32] r4:852ae300 [ 1331.959854][ T32] INFO: task kworker/0:435:5306 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.959904][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.959996][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.960054][ T32] Call trace: [ 1331.960092][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.960155][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.960180][ T32] r4:00000000 [ 1331.960202][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.960256][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.960301][ T32] 1d20: ae952000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.960346][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.960387][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.960427][ T32] r5:80000113 r4:80239bb0 [ 1331.960453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.960501][ T32] r4:82ac21e4 [ 1331.960544][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.960597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.960663][ T32] r4:eb291dc0 [ 1331.960752][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.960828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.960860][ T32] r4:00000000 [ 1331.960886][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.960941][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.960964][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.961012][ T32] r5:00001000 r4:eafbb000 [ 1331.961033][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.961076][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.961145][ T32] r5:853c5f8c r4:853c5c00 [ 1331.961211][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.961268][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.961294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.961368][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.961396][ T32] r4:850f5d80 [ 1331.961439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.961515][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.961566][ T32] r4:00000001 [ 1331.961592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.961652][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.961695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.961730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.961760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.961794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.961818][ T32] r4:8484cc40 [ 1331.961862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.961936][ T32] INFO: task kworker/0:436:5307 blocked for more than 458 seconds. [ 1331.961986][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.962014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.962037][ T32] task:kworker/0:436 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.962087][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.962132][ T32] Call trace: [ 1331.962164][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.962352][ T32] r5:8537e000 r4:8291a680 ** 4 printk messages dropped ** [ 1331.962553][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1331.963149][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.963249][ T32] r5:85495f8c r4:85495c00 ** 1 printk messages dropped ** [ 1331.963361][ T32] r7:dddced80 r6:83018000 r5:85495f8c r4:850e9a00 ** 5 printk messages dropped ** [ 1331.963653][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.963873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.981893][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.982092][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1331.982487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1331.982919][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1331.983280][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1331.983577][ T32] INFO: task kworker/0:437:5308 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1331.983969][ T32] r10:8291a684 r9:eb95dd84 r8:00000002 r7:60000113 r6:eb95dd8c r5:8537d400 [ 1331.983995][ T32] r4:8537d400 [ 1331.984017][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.984065][ T32] r5:8537d400 r4:8291a680 [ 1331.984087][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.984159][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.984214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1331.984255][ T32] r4:00000000 [ 1331.984321][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.984366][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.984405][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.984453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae480 [ 1331.984491][ T32] r4:00000000 [ 1331.984519][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.984573][ T32] r9:83018005 r8:8537d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1331.984614][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.984668][ T32] r5:00001000 r4:eb94f000 [ 1331.984711][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.984796][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.984850][ T32] r5:8549638c r4:85496000 [ 1331.984902][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.985004][ T32] r7:dddced80 r6:83018000 r5:8549638c r4:850e9a80 [ 1331.985030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.995649][ T32] r10:61c88647 r9:8537d400 r8:850e9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.995701][ T32] r4:850e9a80 [ 1331.995727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.995801][ T32] r10:00000000 r9:850e9a80 r8:80287e08 r7:eb94de60 r6:852b6300 r5:8537d400 [ 1331.995827][ T32] r4:00000001 [ 1331.995874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.995937][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1331.995971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.996009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.996041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.996088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.996116][ T32] r4:852ae000 [ 1331.997064][ T32] INFO: task kworker/0:437:5308 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1331.997117][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.997233][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.997342][ T32] Call trace: [ 1331.997411][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.997475][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1331.997501][ T32] r4:00000000 [ 1331.997522][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.997574][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1331.997615][ T32] 1d20: aef64000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1331.997651][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1331.997684][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1331.997712][ T32] r5:80000113 r4:80239bb0 [ 1331.997735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.997783][ T32] r4:82ac21e4 [ 1331.997822][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.997878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1331.997913][ T32] r4:eb291dc0 [ 1331.997936][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.998003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1331.998043][ T32] r4:00000000 [ 1331.998080][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1331.998138][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1331.998174][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.998226][ T32] r5:00001000 r4:eafbb000 [ 1331.998250][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1331.998295][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.998359][ T32] r5:853c5f8c r4:853c5c00 [ 1331.998411][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.998485][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1331.998539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.998598][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.998623][ T32] r4:850f5d80 [ 1331.998649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.998703][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1331.998728][ T32] r4:00000001 [ 1331.998749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.998813][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1331.998856][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.998898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.998931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.998974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.999002][ T32] r4:8484cc40 [ 1331.999026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.999104][ T32] INFO: task kworker/0:438:5310 blocked for more than 458 seconds. [ 1331.999161][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1331.999206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.999236][ T32] task:kworker/0:438 state:D stack:0 pid:5310 tgid:5310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.999291][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.999338][ T32] Call trace: [ 1331.999395][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1331.999452][ T32] r10:8291a684 r9:eb965d84 r8:00000002 r7:60000113 r6:eb965d8c r5:8537ec00 [ 1331.999496][ T32] r4:8537ec00 [ 1331.999532][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1331.999584][ T32] r5:8537ec00 r4:8291a680 [ 1331.999606][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.999651][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.999724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1331.999753][ T32] r4:00000000 [ 1331.999788][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1331.999840][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1331.999889][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1331.999940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae340 [ 1331.999965][ T32] r4:00000000 [ 1331.999986][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.000051][ T32] r9:83018005 r8:8537ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1332.000079][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.000132][ T32] r5:00001000 r4:eb955000 [ 1332.000155][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.000199][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.000248][ T32] r5:8549678c r4:85496400 [ 1332.000270][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.000320][ T32] r7:dddced80 r6:83018000 r5:8549678c r4:850e9b00 [ 1332.000343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.000405][ T32] r10:61c88647 r9:8537ec00 r8:850e9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.000454][ T32] r4:850e9b00 [ 1332.000479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.000555][ T32] r10:00000000 r9:850e9b00 r8:80287e08 r7:eb94de60 r6:852b6380 r5:8537ec00 [ 1332.000586][ T32] r4:00000001 [ 1332.000607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.000647][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1332.000694][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.000871][ T32] r4:852ae5c0 ** 4 printk messages dropped ** [ 1332.001784][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1332.002570][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.002981][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.003474][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.004174][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.004426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.004705][ T32] task:kworker/0:439 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.030603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 ** 1 printk messages dropped ** [ 1332.030714][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.030798][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.030903][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.031018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ae5c0 [ 1332.031106][ T32] r4:00000000 [ 1332.031161][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.031278][ T32] r9:83018005 r8:84470000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1332.031328][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.031437][ T32] r5:00001000 r4:eb96b000 [ 1332.031491][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.031584][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.031688][ T32] r5:85494f8c r4:85494c00 [ 1332.031744][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.031851][ T32] r7:dddced80 r6:83018000 r5:85494f8c r4:850e9b80 [ 1332.031900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.031961][ T32] r10:61c88647 r9:84470000 r8:850e9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.032011][ T32] r4:850e9b80 [ 1332.032072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.032137][ T32] r10:00000000 r9:850e9b80 r8:80287e08 r7:eb94de60 r6:852b6400 r5:84470000 [ 1332.032192][ T32] r4:00000001 [ 1332.032220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.032267][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1332.032357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.032422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.032466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.032502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.032548][ T32] r4:852ae700 [ 1332.033760][ T32] INFO: task kworker/0:439:5312 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.033833][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.033931][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.034012][ T32] Call trace: [ 1332.034052][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.034134][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.034197][ T32] r4:00000000 [ 1332.034232][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.034282][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.034319][ T32] 1d20: af4f7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.034383][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.034415][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.034474][ T32] r5:80000113 r4:80239bb0 [ 1332.034534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.034610][ T32] r4:82ac21e4 [ 1332.034637][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.034690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.034717][ T32] r4:eb291dc0 [ 1332.034760][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.034856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.034942][ T32] r4:00000000 [ 1332.035026][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.053412][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.053525][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.053677][ T32] r5:00001000 r4:eafbb000 [ 1332.053745][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.053812][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.053909][ T32] r5:853c5f8c r4:853c5c00 [ 1332.053950][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.054039][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.054084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.054168][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.054204][ T32] r4:850f5d80 [ 1332.054227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.054296][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.054338][ T32] r4:00000001 [ 1332.054383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.054482][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.054529][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.054564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.054595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.054651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.054704][ T32] r4:8484cc40 [ 1332.054755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.054794][ T32] INFO: task kworker/0:440:5314 blocked for more than 458 seconds. [ 1332.054867][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.054907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.054932][ T32] task:kworker/0:440 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.055026][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.055596][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.055709][ T32] r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000013 r6:eb97dd8c r5:85460000 ** 7 printk messages dropped ** [ 1332.056196][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1332.056649][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.056726][ T32] r5:85496b8c r4:85496800 [ 1332.056753][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.056945][ T32] r4:850e9c00 ** 4 printk messages dropped ** [ 1332.057161][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) ** 2 printk messages dropped ** [ 1332.057304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.058509][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.058721][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 3 printk messages dropped ** [ 1332.058894][ T32] 1d20: af991000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.058939][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.058989][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.059022][ T32] r5:80000113 r4:80239bb0 [ 1332.059096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.059152][ T32] r4:82ac21e4 [ 1332.059176][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.059225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.059250][ T32] r4:eb291dc0 [ 1332.059272][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.059321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.059377][ T32] r4:00000000 [ 1332.059413][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.059469][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.059493][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.059541][ T32] r5:00001000 r4:eafbb000 [ 1332.059583][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.059657][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.059715][ T32] r5:853c5f8c r4:853c5c00 [ 1332.059738][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.059790][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.059813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.059876][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.059909][ T32] r4:850f5d80 [ 1332.059952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.060008][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.060033][ T32] r4:00000001 [ 1332.060055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.060105][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.060138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.060203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.060241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.060296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.060348][ T32] r4:8484cc40 [ 1332.060383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.060439][ T32] INFO: task kworker/0:441:5317 blocked for more than 458 seconds. [ 1332.060479][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.060529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.060559][ T32] task:kworker/0:441 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.060618][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.060661][ T32] Call trace: [ 1332.060721][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.060776][ T32] r10:8291a684 r9:eb995d84 r8:00000002 r7:60000013 r6:eb995d8c r5:85462400 [ 1332.060801][ T32] r4:85462400 [ 1332.060823][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.060885][ T32] r5:85462400 r4:8291a680 [ 1332.060911][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.061033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 ** 8 printk messages dropped ** [ 1332.061490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.061679][ T32] r5:8549778c r4:85497400 [ 1332.061721][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.061795][ T32] r7:dddced80 r6:83018000 r5:8549778c r4:850e9c80 [ 1332.061855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.061916][ T32] r10:61c88647 r9:85462400 r8:850e9cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.061941][ T32] r4:850e9c80 [ 1332.061962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.062013][ T32] r10:00000000 r9:850e9c80 r8:80287e08 r7:eb94de60 r6:852b6500 r5:85462400 [ 1332.062037][ T32] r4:00000001 [ 1332.062077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.062121][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1332.062196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.062234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.062264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.062298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.062349][ T32] r4:852ae840 [ 1332.062812][ T32] INFO: task kworker/0:441:5317 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.062852][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.062947][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.063014][ T32] Call trace: [ 1332.063083][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.063143][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.063189][ T32] r4:00000000 [ 1332.063215][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.063281][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.063316][ T32] 1d20: af991000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.063411][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.063444][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.063471][ T32] r5:80000113 r4:80239bb0 [ 1332.063493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.063539][ T32] r4:82ac21e4 [ 1332.063560][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.063608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.063632][ T32] r4:eb291dc0 [ 1332.063674][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.063748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.063777][ T32] r4:00000000 [ 1332.063819][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.063878][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.063926][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.063979][ T32] r5:00001000 r4:eafbb000 [ 1332.064023][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.064082][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.064133][ T32] r5:853c5f8c r4:853c5c00 [ 1332.064155][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.064275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.064606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.095541][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.096080][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.096681][ T32] r9:83018005 r8:85463000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 ** 4 printk messages dropped ** [ 1332.097094][ T32] r5:8549478c r4:85494400 [ 1332.097147][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.097462][ T32] r10:61c88647 r9:85463000 r8:850e9d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.098183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.099834][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.099893][ T32] r4:00000000 [ 1332.099919][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.099976][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.100031][ T32] 1d20: b035f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.100088][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.100127][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.100179][ T32] r5:80000113 r4:80239bb0 [ 1332.100232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.100288][ T32] r4:82ac21e4 [ 1332.100325][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.100436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.100488][ T32] r4:eb291dc0 [ 1332.100555][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.100669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.100737][ T32] r4:00000000 [ 1332.100794][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.100922][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.100976][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.101038][ T32] r5:00001000 r4:eafbb000 [ 1332.101092][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.101145][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.101196][ T32] r5:853c5f8c r4:853c5c00 [ 1332.101218][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.101329][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.101383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.101458][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.101505][ T32] r4:850f5d80 [ 1332.101531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.101583][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.101609][ T32] r4:00000001 [ 1332.101652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.101704][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.101761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.101818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.101852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.101892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.101929][ T32] r4:8484cc40 [ 1332.101983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.102062][ T32] INFO: task kworker/0:443:5320 blocked for more than 458 seconds. [ 1332.102144][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.102207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.102253][ T32] task:kworker/0:443 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.102352][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.102461][ T32] Call trace: [ 1332.102536][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1332.102741][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.102822][ T32] r5:85463c00 r4:8291a680 [ 1332.102874][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.102982][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.103114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1332.103171][ T32] r4:00000000 [ 1332.103251][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1332.103431][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.104076][ T32] r5:85497b8c r4:85497800 [ 1332.104113][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.104228][ T32] r7:dddced80 r6:83018000 r5:85497b8c r4:850e9d80 [ 1332.104266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.104344][ T32] r10:61c88647 r9:85463c00 r8:850e9dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.104381][ T32] r4:850e9d80 ** 4 printk messages dropped ** [ 1332.104607][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) ** 6 printk messages dropped ** [ 1332.126905][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.127484][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1332.127741][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1332.127972][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.128160][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1332.128429][ T32] r5:853c5f8c r4:853c5c00 ** 2 printk messages dropped ** [ 1332.128586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.128971][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.129279][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.129938][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.130596][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.131090][ T32] r9:83018005 r8:85461800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1332.131340][ T32] r5:854a038c r4:854a0000 [ 1332.131383][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.131438][ T32] r7:dddced80 r6:83018000 r5:854a038c r4:850e9e00 ** 2 printk messages dropped ** [ 1332.131554][ T32] r4:850e9e00 ** 5 printk messages dropped ** [ 1332.131779][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.132609][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.132829][ T32] r4:00000000 [ 1332.132855][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.132917][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.132954][ T32] 1d20: b085b000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.132987][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.133016][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.133043][ T32] r5:80000113 r4:80239bb0 [ 1332.133065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.133110][ T32] r4:82ac21e4 [ 1332.133132][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.133181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.133232][ T32] r4:eb291dc0 [ 1332.133263][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.133313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.133338][ T32] r4:00000000 [ 1332.133358][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.133410][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.133433][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.133502][ T32] r5:00001000 r4:eafbb000 [ 1332.133539][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.133587][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.133662][ T32] r5:853c5f8c r4:853c5c00 [ 1332.133717][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.133795][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.133828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.133887][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.133914][ T32] r4:850f5d80 [ 1332.133956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.134013][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.134038][ T32] r4:00000001 [ 1332.134071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.134115][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.134162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.134198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.134228][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.134270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.134319][ T32] r4:8484cc40 [ 1332.134350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.134385][ T32] INFO: task kworker/1:652:5326 blocked for more than 458 seconds. [ 1332.134440][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.134470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.134493][ T32] task:kworker/1:652 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.134562][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.134622][ T32] Call trace: [ 1332.134658][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.134714][ T32] r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:85464800 [ 1332.134770][ T32] r4:85464800 [ 1332.134818][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.134869][ T32] r5:85464800 r4:8291a680 [ 1332.134917][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.134986][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.135088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 1332.155825][ T32] r4:00000000 [ 1332.155908][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.155985][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.156030][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.156079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529cf80 [ 1332.156104][ T32] r4:00000000 [ 1332.156139][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.156246][ T32] r9:83018205 r8:85464800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.156297][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.156411][ T32] r5:00001000 r4:eac01000 [ 1332.156452][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.156524][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.156590][ T32] r5:8558cf8c r4:8558cc00 [ 1332.156634][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.156698][ T32] r7:ddde2d80 r6:83018200 r5:8558cf8c r4:852b6700 [ 1332.156743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.156800][ T32] r10:61c88647 r9:85464800 r8:852b672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.156826][ T32] r4:852b6700 [ 1332.156877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.156963][ T32] r10:00000000 r9:852b6700 r8:80287e08 r7:eb8d5e60 r6:852b6780 r5:85464800 [ 1332.156992][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.157110][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1332.158945][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.159257][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1332.159767][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.159954][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.160467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.160810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.161302][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.161566][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000013 r6:eb8ddd8c r5:85465400 ** 4 printk messages dropped ** [ 1332.161802][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.162041][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.162086][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.162125][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.162178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c6c0 [ 1332.162202][ T32] r4:00000000 [ 1332.162223][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.162325][ T32] r9:83018205 r8:85465400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1332.162378][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.162435][ T32] r5:00001000 r4:ead8b000 [ 1332.162458][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.162509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.162624][ T32] r5:8558d38c r4:8558d000 [ 1332.162740][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.162801][ T32] r7:ddde2d80 r6:83018200 r5:8558d38c r4:852b6800 [ 1332.162825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.162933][ T32] r10:61c88647 r9:85465400 r8:852b682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.162973][ T32] r4:852b6800 [ 1332.162994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.163104][ T32] r10:00000000 r9:852b6800 r8:80287e08 r7:eb99de60 r6:852b6880 r5:85465400 [ 1332.163178][ T32] r4:00000001 [ 1332.163214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.163280][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1332.163440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.163501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.163536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.163570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.163649][ T32] r4:8529cb40 [ 1332.164126][ T32] INFO: task kworker/1:653:5328 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.164188][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.164321][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.164379][ T32] Call trace: [ 1332.164503][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.164570][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.164595][ T32] r4:00000000 [ 1332.164631][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.164746][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.164822][ T32] 1d20: b0a83000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.164915][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.164981][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.195911][ T32] r5:80000113 r4:80239bb0 [ 1332.196055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.196192][ T32] r4:82ac21e4 [ 1332.196245][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.196336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.196381][ T32] r4:eb291dc0 [ 1332.196406][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.196457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.196482][ T32] r4:00000000 [ 1332.196524][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.196643][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.196709][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.196813][ T32] r5:00001000 r4:eafbb000 [ 1332.196867][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.196968][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.197069][ T32] r5:853c5f8c r4:853c5c00 [ 1332.197117][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.197247][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.197328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.197441][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.197500][ T32] r4:850f5d80 [ 1332.197547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.197660][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.197710][ T32] r4:00000001 [ 1332.197756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.197847][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.197931][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.198025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.198319][ T32] INFO: task kworker/1:654:5330 blocked for more than 458 seconds. ** 4 printk messages dropped ** [ 1332.198677][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.199146][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.199707][ T32] r9:83018205 r8:85466000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1332.200088][ T32] r5:8558db8c r4:8558d800 [ 1332.200114][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.200300][ T32] r10:61c88647 r9:85466000 r8:852b692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1332.200556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.200600][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1332.200676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.200719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.200796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.200839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.200872][ T32] r4:8529cb40 [ 1332.202340][ T32] INFO: task kworker/1:654:5330 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.202392][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.202490][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.202591][ T32] Call trace: [ 1332.202653][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.202768][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.202804][ T32] r4:00000000 [ 1332.202847][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.202922][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.202979][ T32] 1d20: b130d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.203091][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.203178][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.203259][ T32] r5:80000113 r4:80239bb0 [ 1332.203290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.203388][ T32] r4:82ac21e4 [ 1332.203450][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.203532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.203562][ T32] r4:eb291dc0 [ 1332.203584][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.203654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.203683][ T32] r4:00000000 [ 1332.203714][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.203816][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.203851][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.203910][ T32] r5:00001000 r4:eafbb000 [ 1332.203931][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.203996][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.204059][ T32] r5:853c5f8c r4:853c5c00 [ 1332.204081][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.204170][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.204194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.204249][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.204274][ T32] r4:850f5d80 [ 1332.204314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.204395][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.204454][ T32] r4:00000001 [ 1332.204506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.204587][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.204651][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.204935][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1332.205032][ T32] INFO: task kworker/1:655:5333 blocked for more than 458 seconds. [ 1332.227341][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.227394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.227435][ T32] task:kworker/1:655 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.227518][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.227584][ T32] Call trace: [ 1332.227632][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.227705][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:85466c00 [ 1332.227733][ T32] r4:85466c00 [ 1332.227755][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.227804][ T32] r5:85466c00 r4:8291a680 [ 1332.227848][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.227915][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.227967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1332.228015][ T32] r4:00000000 [ 1332.228046][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.228087][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.228131][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.228180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529c540 [ 1332.228204][ T32] r4:00000000 [ 1332.228226][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.228311][ T32] r9:83018205 r8:85466c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1332.228369][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.228427][ T32] r5:00001000 r4:eb06b000 [ 1332.228451][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.228496][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.228543][ T32] r5:8558d78c r4:8558d400 [ 1332.228565][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.228619][ T32] r7:ddde2d80 r6:83018200 r5:8558d78c r4:852b6a00 [ 1332.228641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.228695][ T32] r10:61c88647 r9:85466c00 r8:852b6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.228720][ T32] r4:852b6a00 [ 1332.228741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.228793][ T32] r10:00000000 r9:852b6a00 r8:80287e08 r7:eb7e5e60 r6:852b6a80 r5:85466c00 [ 1332.228817][ T32] r4:00000001 [ 1332.228856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.228908][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1332.228948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.228985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.229015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.229049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.229074][ T32] r4:852cd380 [ 1332.229989][ T32] INFO: task kworker/1:655:5333 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.230030][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.230092][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.230284][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.230442][ T32] 1d20: b19ac000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1332.230628][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.230745][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1332.230897][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.230974][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1332.231189][ T32] r5:853c5f8c r4:853c5c00 ** 2 printk messages dropped ** [ 1332.231285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.231625][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 7 printk messages dropped ** [ 1332.232032][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1332.232249][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.232547][ T32] r5:85460c00 r4:8291a680 ** 3 printk messages dropped ** [ 1332.232738][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.232958][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.233236][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.233295][ T32] r5:8558df8c r4:8558dc00 [ 1332.233320][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.233470][ T32] r10:61c88647 r9:85460c00 r8:852b6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.233676][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1332.233717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.233756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.233787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.233829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.233856][ T32] r4:852cd380 [ 1332.234390][ T32] INFO: task kworker/1:656:5334 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.234436][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.234514][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.234562][ T32] Call trace: [ 1332.234671][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.234767][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.234803][ T32] r4:00000000 [ 1332.234825][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.234871][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.234951][ T32] 1d20: b19ac000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.235083][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.251088][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.251185][ T32] r5:80000113 r4:80239bb0 [ 1332.251242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.251374][ T32] r4:82ac21e4 [ 1332.251428][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.251505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.251532][ T32] r4:eb291dc0 [ 1332.251556][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.251605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.251637][ T32] r4:00000000 [ 1332.251692][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.251814][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.251892][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.252009][ T32] r5:00001000 r4:eafbb000 [ 1332.252059][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.252153][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.252237][ T32] r5:853c5f8c r4:853c5c00 [ 1332.252261][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.252315][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.252339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.252433][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.252481][ T32] r4:850f5d80 [ 1332.252523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.252585][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.252609][ T32] r4:00000001 [ 1332.252630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.252719][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.252784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.252859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.252935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.253011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.253062][ T32] r4:8484cc40 [ 1332.253103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.253139][ T32] INFO: task kworker/1:657:5336 blocked for more than 458 seconds. [ 1332.253176][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.253203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.253251][ T32] task:kworker/1:657 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.253357][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.253407][ T32] Call trace: [ 1332.253472][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.253573][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:847b5400 [ 1332.253610][ T32] r4:847b5400 [ 1332.253637][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.253760][ T32] r5:847b5400 r4:8291a680 [ 1332.253816][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.253916][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.254033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1332.254069][ T32] r4:00000000 [ 1332.254091][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.254135][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.254190][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.254244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852cbd80 [ 1332.254278][ T32] r4:00000000 [ 1332.254303][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.254401][ T32] r9:83018205 r8:847b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1332.254466][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.254576][ T32] r5:00001000 r4:eb09d000 [ 1332.254630][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.254721][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.254822][ T32] r5:8558e38c r4:8558e000 [ 1332.254887][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.254945][ T32] r7:ddde2d80 r6:83018200 r5:8558e38c r4:852b6c00 [ 1332.254969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.255102][ T32] r10:61c88647 r9:847b5400 r8:852b6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.269038][ T32] r4:852b6c00 [ 1332.269088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.269205][ T32] r10:00000000 r9:852b6c00 r8:80287e08 r7:eb7f9e60 r6:852b6c80 r5:847b5400 [ 1332.269268][ T32] r4:00000001 [ 1332.269320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.269417][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1332.269470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.269505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.269553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.269642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.269671][ T32] r4:8529c280 [ 1332.270662][ T32] INFO: task kworker/1:657:5336 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.270720][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.270809][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.270902][ T32] Call trace: [ 1332.270961][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.271024][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.271099][ T32] r4:00000000 [ 1332.271125][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.271176][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.271209][ T32] 1d20: b1e5d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.271242][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.271270][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.271310][ T32] r5:80000113 r4:80239bb0 [ 1332.271337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.271386][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.271550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 4 printk messages dropped ** [ 1332.271812][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1332.271975][ T32] r5:853c5f8c r4:853c5c00 [ 1332.271998][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.272049][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.272093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.272184][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.272210][ T32] r4:850f5d80 [ 1332.272231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.272283][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.272307][ T32] r4:00000001 [ 1332.272329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.272369][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.272399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.272430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.272460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.272497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.272521][ T32] r4:8484cc40 [ 1332.272543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.272574][ T32] INFO: task kworker/1:658:5339 blocked for more than 458 seconds. [ 1332.272626][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.272680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.272707][ T32] task:kworker/1:658 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.272758][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.272823][ T32] Call trace: [ 1332.272859][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.272921][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:85468c00 [ 1332.272946][ T32] r4:85468c00 [ 1332.272968][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.273024][ T32] r5:85468c00 r4:8291a680 [ 1332.273068][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.273116][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.273171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1332.273196][ T32] r4:00000000 [ 1332.273237][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.273314][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.273358][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.273407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea080 [ 1332.273473][ T32] r4:00000000 [ 1332.273498][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.273549][ T32] r9:83018205 r8:85468c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1332.273572][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.273640][ T32] r5:00001000 r4:eb197000 [ 1332.273671][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.273716][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.273764][ T32] r5:8558e78c r4:8558e400 [ 1332.273827][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.273970][ T32] r7:ddde2d80 r6:83018200 r5:8558e78c r4:852b6d00 [ 1332.274005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.274083][ T32] r10:61c88647 r9:85468c00 r8:852b6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.274176][ T32] r4:852b6d00 [ 1332.274202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.274256][ T32] r10:00000000 r9:852b6d00 r8:80287e08 r7:eb9b9e60 r6:852b6d80 r5:85468c00 [ 1332.274280][ T32] r4:00000001 [ 1332.274322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.274374][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1332.274406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.274440][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.274515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.274574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.274601][ T32] r4:852cbe80 [ 1332.275060][ T32] INFO: task kworker/1:658:5339 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.291258][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.291432][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.291531][ T32] Call trace: [ 1332.291566][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.291635][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.291687][ T32] r4:00000000 [ 1332.291729][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.291778][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.291825][ T32] 1d20: b2015000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.291900][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.291939][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.291966][ T32] r5:80000113 r4:80239bb0 [ 1332.292003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.292089][ T32] r4:82ac21e4 [ 1332.292112][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.292166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.292200][ T32] r4:eb291dc0 [ 1332.292250][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.292338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.292369][ T32] r4:00000000 [ 1332.292393][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.292447][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.292476][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.292546][ T32] r5:00001000 r4:eafbb000 [ 1332.292570][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.292614][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.292718][ T32] r5:853c5f8c r4:853c5c00 [ 1332.292768][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.292835][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.292859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.292920][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.292971][ T32] r4:850f5d80 [ 1332.293003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.293057][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.293081][ T32] r4:00000001 [ 1332.293104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.293164][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.293218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.293283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.293333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.293379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.293408][ T32] r4:8484cc40 [ 1332.293433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.293485][ T32] INFO: task kworker/0:445:5340 blocked for more than 458 seconds. [ 1332.293570][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.293633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.293680][ T32] task:kworker/0:445 state:D stack:0 pid:5340 tgid:5340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.293777][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.293872][ T32] Call trace: [ 1332.293962][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.294073][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:85469800 [ 1332.294137][ T32] r4:85469800 [ 1332.294188][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.294287][ T32] r5:85469800 r4:8291a680 [ 1332.294346][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.294444][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.294546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1332.294596][ T32] r4:00000000 [ 1332.294636][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.294732][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.294813][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.294922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad000 [ 1332.294979][ T32] r4:00000000 [ 1332.295006][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.295138][ T32] r9:83018005 r8:85469800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1332.309280][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.309339][ T32] r5:85497f8c r4:85497c00 [ 1332.309393][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.309497][ T32] r7:dddced80 r6:83018000 r5:85497f8c r4:850e9e80 [ 1332.309561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.309670][ T32] r10:61c88647 r9:85469800 r8:850e9eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.310007][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.310290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.311633][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1332.311860][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.311951][ T32] 1d20: b2693000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.311991][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.312020][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.312047][ T32] r5:80000113 r4:80239bb0 [ 1332.312101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.312177][ T32] r4:82ac21e4 [ 1332.312217][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.312275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.312308][ T32] r4:eb291dc0 [ 1332.312333][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.312384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.312408][ T32] r4:00000000 [ 1332.312429][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.312486][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.312511][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.312559][ T32] r5:00001000 r4:eafbb000 [ 1332.312580][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.312624][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.312672][ T32] r5:853c5f8c r4:853c5c00 [ 1332.312707][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.312764][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.312788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.312841][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.312865][ T32] r4:850f5d80 [ 1332.312898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.312954][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.312978][ T32] r4:00000001 [ 1332.313000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.313054][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.313112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.313155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.313186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.313220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.313264][ T32] r4:8484cc40 [ 1332.313303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.313368][ T32] INFO: task kworker/0:446:5342 blocked for more than 458 seconds. [ 1332.313410][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.313439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.313470][ T32] task:kworker/0:446 state:D stack:0 pid:5342 tgid:5342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.313551][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.313595][ T32] Call trace: [ 1332.313636][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1332.313791][ T32] r5:8546b000 r4:8291a680 ** 4 printk messages dropped ** [ 1332.314001][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1332.314425][ T32] r5:8549378c r4:85493400 [ 1332.314447][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.314508][ T32] r7:dddced80 r6:83018000 r5:8549378c r4:85530280 [ 1332.314534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.314610][ T32] r10:61c88647 r9:8546b000 r8:855302ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1332.314711][ T32] r10:00000000 r9:85530280 r8:80287e08 r7:eb9b1e60 r6:852b6e80 r5:8546b000 ** 9 printk messages dropped ** [ 1332.328806][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.329181][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1332.329278][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1332.329618][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1332.329834][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 7 printk messages dropped ** [ 1332.330227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.330703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.331160][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.331505][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.331827][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.331908][ T32] r9:83018205 r8:8546bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1332.332115][ T32] r5:8558eb8c r4:8558e800 [ 1332.332167][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.332222][ T32] r7:ddde2d80 r6:83018200 r5:8558eb8c r4:852b6f00 [ 1332.332245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.332298][ T32] r10:61c88647 r9:8546bc00 r8:852b6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.332324][ T32] r4:852b6f00 ** 1 printk messages dropped ** [ 1332.332418][ T32] r10:00000000 r9:852b6f00 r8:80287e08 r7:eb9c1e60 r6:852b6f80 r5:8546bc00 ** 1 printk messages dropped ** [ 1332.332479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.332540][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1332.332595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.332632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.332662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.332715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.332744][ T32] r4:851ea040 [ 1332.333179][ T32] INFO: task kworker/1:659:5344 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.333218][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.333304][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.333351][ T32] Call trace: [ 1332.333398][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.333480][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.333509][ T32] r4:00000000 [ 1332.333532][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.333577][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.333628][ T32] 1d20: b274f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.333666][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.333695][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.333741][ T32] r5:80000113 r4:80239bb0 [ 1332.333766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.333812][ T32] r4:82ac21e4 [ 1332.333833][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.333896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.333937][ T32] r4:eb291dc0 [ 1332.333964][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.334017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.334063][ T32] r4:00000000 [ 1332.334089][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.334143][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.334167][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.334214][ T32] r5:00001000 r4:eafbb000 [ 1332.334255][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.334306][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.334354][ T32] r5:853c5f8c r4:853c5c00 [ 1332.334375][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.334469][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.334559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.334617][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.334662][ T32] r4:850f5d80 [ 1332.334693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.334745][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.334786][ T32] r4:00000001 [ 1332.334814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.334856][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.334912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.334949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.334980][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.335085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.354042][ T32] r4:8484cc40 [ 1332.354114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.354187][ T32] INFO: task kworker/1:660:5347 blocked for more than 458 seconds. [ 1332.354256][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.354319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.354347][ T32] task:kworker/1:660 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.354476][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.354545][ T32] Call trace: [ 1332.354580][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.354645][ T32] r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:8546a400 [ 1332.354682][ T32] r4:8546a400 [ 1332.354708][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.354759][ T32] r5:8546a400 r4:8291a680 [ 1332.354781][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.354824][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.354873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1332.354904][ T32] r4:00000000 [ 1332.354966][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.355009][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.355127][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.359957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea800 [ 1332.360013][ T32] r4:00000000 [ 1332.360056][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.360135][ T32] r9:83018205 r8:8546a400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1332.360163][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.360237][ T32] r5:00001000 r4:eb355000 [ 1332.360269][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.360321][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.360371][ T32] r5:8558f78c r4:8558f400 [ 1332.360417][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.360481][ T32] r7:ddde2d80 r6:83018200 r5:8558f78c r4:852a1000 [ 1332.360504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.360578][ T32] r10:61c88647 r9:8546a400 r8:852a102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.360612][ T32] r4:852a1000 [ 1332.360641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.360695][ T32] r10:00000000 r9:852a1000 r8:80287e08 r7:eb9d1e60 r6:852a1080 r5:8546a400 [ 1332.360734][ T32] r4:00000001 [ 1332.360760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.360802][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1332.360855][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.360898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.360929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.360982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.361010][ T32] r4:851ea400 [ 1332.361906][ T32] INFO: task kworker/1:660:5347 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.361949][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.362021][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.362071][ T32] Call trace: [ 1332.362127][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.362193][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.362239][ T32] r4:00000000 [ 1332.362271][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.362316][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.362349][ T32] 1d20: b2bf5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.362403][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.362436][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.362466][ T32] r5:80000113 r4:80239bb0 [ 1332.362514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.362565][ T32] r4:82ac21e4 [ 1332.362587][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.362666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.362716][ T32] r4:eb291dc0 [ 1332.362746][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.362838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.362875][ T32] r4:00000000 [ 1332.362923][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.363001][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.363118][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.363198][ T32] r5:00001000 r4:eafbb000 [ 1332.363225][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.363273][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.363321][ T32] r5:853c5f8c r4:853c5c00 [ 1332.363362][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.363419][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.363444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.363498][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.363552][ T32] r4:850f5d80 [ 1332.363596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.363651][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.363677][ T32] r4:00000001 [ 1332.363699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.363761][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.363815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.363852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.363907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.363952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.363977][ T32] r4:8484cc40 [ 1332.364020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.364054][ T32] INFO: task kworker/1:661:5348 blocked for more than 458 seconds. [ 1332.364116][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.364148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.364170][ T32] task:kworker/1:661 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.364256][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.364304][ T32] Call trace: [ 1332.364359][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.364439][ T32] r10:8291a684 r9:eb9bdd84 r8:00000002 r7:60000113 r6:eb9bdd8c r5:8546c800 [ 1332.364476][ T32] r4:8546c800 [ 1332.364506][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.364575][ T32] r5:8546c800 r4:8291a680 [ 1332.364600][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.364646][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.364696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1332.364720][ T32] r4:00000000 [ 1332.364741][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.364780][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.364838][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.364897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea600 [ 1332.364955][ T32] r4:00000000 [ 1332.364981][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.365032][ T32] r9:83018205 r8:8546c800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1332.365094][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.378067][ T32] r5:00001000 r4:eb2e1000 [ 1332.378134][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.378206][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.378277][ T32] r5:8558f38c r4:8558f000 [ 1332.378326][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.378416][ T32] r7:ddde2d80 r6:83018200 r5:8558f38c r4:852a1100 [ 1332.378447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.378505][ T32] r10:61c88647 r9:8546c800 r8:852a112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.378530][ T32] r4:852a1100 [ 1332.378552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.378626][ T32] r10:00000000 r9:852a1100 r8:80287e08 r7:eb9c9e60 r6:852a1180 r5:8546c800 [ 1332.378654][ T32] r4:00000001 [ 1332.378677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.378720][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1332.378754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.378807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.378864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.378927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.378956][ T32] r4:851ea5c0 [ 1332.379993][ T32] INFO: task kworker/1:661:5348 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.380046][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.380181][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.380244][ T32] Call trace: [ 1332.380280][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.380361][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.380410][ T32] r4:00000000 [ 1332.380456][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.380506][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.380539][ T32] 1d20: b31d1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.380573][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.380601][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.380638][ T32] r5:80000113 r4:80239bb0 [ 1332.380663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.380712][ T32] r4:82ac21e4 [ 1332.380734][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.380803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.380832][ T32] r4:eb291dc0 [ 1332.380874][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.380933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.380958][ T32] r4:00000000 [ 1332.380981][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.381055][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.381102][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.381156][ T32] r5:00001000 r4:eafbb000 [ 1332.381178][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.381222][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.381292][ T32] r5:853c5f8c r4:853c5c00 [ 1332.381317][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.381371][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.381394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.381460][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.381488][ T32] r4:850f5d80 [ 1332.381511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.381564][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.381589][ T32] r4:00000001 [ 1332.381631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.381675][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.381705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.381737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.381787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.381825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.381849][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1332.381930][ T32] INFO: task kworker/1:662:5350 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.382225][ T32] r4:8546d400 ** 3 printk messages dropped ** [ 1332.382429][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.382709][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.382812][ T32] r9:83018205 r8:8546d400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1332.383130][ T32] r5:8558c78c r4:8558c400 [ 1332.383186][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.383296][ T32] r7:ddde2d80 r6:83018200 r5:8558c78c r4:852a1280 [ 1332.383347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.383432][ T32] r10:61c88647 r9:8546d400 r8:852a12ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.383462][ T32] r4:852a1280 [ 1332.383507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.383584][ T32] r10:00000000 r9:852a1280 r8:80287e08 r7:eb9c9e60 r6:852a1300 r5:8546d400 [ 1332.383633][ T32] r4:00000001 [ 1332.383691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.383741][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1332.383798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.383864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.383921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.383959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.383984][ T32] r4:851ea7c0 [ 1332.384466][ T32] INFO: task kworker/1:662:5350 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.384514][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.384636][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.384748][ T32] Call trace: [ 1332.384821][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.384963][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.384998][ T32] r4:00000000 [ 1332.385022][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.407891][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.408070][ T32] 1d20: b34f8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.408156][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.408227][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.408306][ T32] r5:80000113 r4:80239bb0 [ 1332.408363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.408498][ T32] r4:82ac21e4 [ 1332.408554][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.408660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.408720][ T32] r4:eb291dc0 [ 1332.408772][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.408857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.408891][ T32] r4:00000000 [ 1332.408914][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.408969][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.409021][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.409088][ T32] r5:00001000 r4:eafbb000 [ 1332.409111][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.409196][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.409250][ T32] r5:853c5f8c r4:853c5c00 [ 1332.409273][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.409332][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.409394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.409462][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.409488][ T32] r4:850f5d80 [ 1332.409510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.409608][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.409664][ T32] r4:00000001 [ 1332.409705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.409754][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.409784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.409816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.409876][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.409958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.410011][ T32] r4:8484cc40 [ 1332.410082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.410147][ T32] INFO: task kworker/1:663:5351 blocked for more than 458 seconds. [ 1332.410219][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.410248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.410272][ T32] task:kworker/1:663 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.410347][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.410448][ T32] Call trace: [ 1332.410525][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.410641][ T32] r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000113 r6:eb9ddd8c r5:8546e000 [ 1332.410699][ T32] r4:8546e000 [ 1332.410748][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.410899][ T32] r5:8546e000 r4:8291a680 [ 1332.410963][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.411089][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.411195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9dde08 ** 5 printk messages dropped ** [ 1332.411636][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.411977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.412049][ T32] r5:8558fb8c r4:8558f800 [ 1332.412075][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.412126][ T32] r7:ddde2d80 r6:83018200 r5:8558fb8c r4:852a1200 [ 1332.412182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.412294][ T32] r4:852a1200 ** 5 printk messages dropped ** [ 1332.412729][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.414620][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1332.437910][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.438209][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.438536][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1332.438760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.439136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.439536][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.439585][ T32] Call trace: [ 1332.439640][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.439765][ T32] r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000013 r6:eb9d9d8c r5:8546ec00 [ 1332.439833][ T32] r4:8546ec00 [ 1332.439896][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.440005][ T32] r5:8546ec00 r4:8291a680 [ 1332.440053][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.440114][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.440170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1332.440194][ T32] r4:00000000 [ 1332.440234][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.440321][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.440413][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.440529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eab80 [ 1332.440584][ T32] r4:00000000 [ 1332.440628][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.440729][ T32] r9:83018205 r8:8546ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1332.440779][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.440872][ T32] r5:00001000 r4:eb3af000 [ 1332.440929][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.440978][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.441029][ T32] r5:8558ff8c r4:8558fc00 [ 1332.441051][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.441151][ T32] r7:ddde2d80 r6:83018200 r5:8558ff8c r4:852a1400 [ 1332.441215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.441342][ T32] r10:61c88647 r9:8546ec00 r8:852a142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.441382][ T32] r4:852a1400 [ 1332.441428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.441495][ T32] r10:00000000 r9:852a1400 r8:80287e08 r7:eb9d5e60 r6:852a1480 r5:8546ec00 [ 1332.441520][ T32] r4:00000001 [ 1332.441540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.441580][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1332.441639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.441713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.441774][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.441850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.441924][ T32] r4:851eab40 [ 1332.443284][ T32] INFO: task kworker/1:664:5354 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.443354][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.443484][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.443563][ T32] Call trace: [ 1332.443600][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.443676][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.443721][ T32] r4:00000000 [ 1332.443744][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.443791][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.443844][ T32] 1d20: b39a4000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.443899][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.443952][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.443998][ T32] r5:80000113 r4:80239bb0 [ 1332.444025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.444074][ T32] r4:82ac21e4 [ 1332.444095][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.444150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.444206][ T32] r4:eb291dc0 [ 1332.444252][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.444354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.444412][ T32] r4:00000000 [ 1332.444475][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.444588][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.444636][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.444738][ T32] r5:00001000 r4:eafbb000 [ 1332.444784][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.444891][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.444999][ T32] r5:853c5f8c r4:853c5c00 [ 1332.445090][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.460777][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.460829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.460945][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.460980][ T32] r4:850f5d80 [ 1332.461016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.461093][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.461131][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.461205][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 7 printk messages dropped ** [ 1332.461545][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1332.461748][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.462060][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1332.462181][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.462241][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.462299][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.462360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eac00 [ 1332.462388][ T32] r4:00000000 [ 1332.462411][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.462467][ T32] r9:83018205 r8:8537bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.462493][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.462542][ T32] r5:00001000 r4:eb4e5000 [ 1332.462565][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.462610][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.462657][ T32] r5:8558ef8c r4:8558ec00 [ 1332.462678][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.462739][ T32] r7:ddde2d80 r6:83018200 r5:8558ef8c r4:852a1500 [ 1332.462796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.462926][ T32] r10:61c88647 r9:8537bc00 r8:852a152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.462980][ T32] r4:852a1500 [ 1332.463068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.463194][ T32] r10:00000000 r9:852a1500 r8:80287e08 r7:eb9d5e60 r6:852a1580 r5:8537bc00 [ 1332.463250][ T32] r4:00000001 [ 1332.463301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.463358][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1332.463394][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.463432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.463465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.463545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.463597][ T32] r4:851eac40 [ 1332.464924][ T32] INFO: task kworker/1:665:5357 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.465022][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.479134][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.479292][ T32] Call trace: [ 1332.479373][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.479512][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.479574][ T32] r4:00000000 [ 1332.479633][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.479726][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.479820][ T32] 1d20: b3f36000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.479866][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.479901][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.479955][ T32] r5:80000113 r4:80239bb0 [ 1332.479984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.480061][ T32] r4:82ac21e4 [ 1332.480096][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.480151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.480209][ T32] r4:eb291dc0 [ 1332.480263][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.480363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.480419][ T32] r4:00000000 [ 1332.480471][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.480578][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.480652][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.480765][ T32] r5:00001000 r4:eafbb000 [ 1332.480812][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.480859][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.480935][ T32] r5:853c5f8c r4:853c5c00 [ 1332.480966][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.481041][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.481073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.481179][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.481233][ T32] r4:850f5d80 [ 1332.481283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.481404][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.481456][ T32] r4:00000001 [ 1332.481506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.481592][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.481655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.481742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.481817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.481903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.481959][ T32] r4:8484cc40 [ 1332.482013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.482076][ T32] INFO: task kworker/0:447:5359 blocked for more than 458 seconds. [ 1332.482145][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.482218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.482282][ T32] task:kworker/0:447 state:D stack:0 pid:5359 tgid:5359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.482392][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.482728][ T32] r4:855c8c00 ** 3 printk messages dropped ** [ 1332.482907][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.483280][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.483599][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.483647][ T32] r5:85599f8c r4:85599c00 [ 1332.483690][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.483746][ T32] r7:dddced80 r6:83018000 r5:85599f8c r4:852b8000 [ 1332.483798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.484059][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.484154][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.501227][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.501512][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.501746][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1332.501981][ T32] r4:82ac21e4 [ 1332.502029][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.502141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.502198][ T32] r4:eb291dc0 [ 1332.502251][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.502381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.502443][ T32] r4:00000000 [ 1332.502498][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.502607][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.502678][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.502739][ T32] r5:00001000 r4:eafbb000 [ 1332.502772][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.502822][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.502908][ T32] r5:853c5f8c r4:853c5c00 [ 1332.502932][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.502987][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.503010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.503128][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.503180][ T32] r4:850f5d80 [ 1332.503235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.503302][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.503330][ T32] r4:00000001 [ 1332.503352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.503393][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.503450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.503537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.503605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.503677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.503727][ T32] r4:8484cc40 [ 1332.503787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.503825][ T32] INFO: task kworker/1:666:5360 blocked for more than 458 seconds. [ 1332.503863][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.503896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.503924][ T32] task:kworker/1:666 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1332.504295][ T32] r10:8291a684 r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:855c9800 ** 6 printk messages dropped ** [ 1332.504699][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.504900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eae80 ** 7 printk messages dropped ** [ 1332.518258][ T32] r5:8443e38c r4:8443e000 [ 1332.518287][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.518343][ T32] r7:ddde2d80 r6:83018200 r5:8443e38c r4:852a1680 [ 1332.518391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.518456][ T32] r10:61c88647 r9:855c9800 r8:852a16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.518580][ T32] r10:00000000 r9:852a1680 r8:80287e08 r7:eb9d5e60 r6:852a1700 r5:855c9800 ** 7 printk messages dropped ** [ 1332.518907][ T32] r4:851eae00 ** 5 printk messages dropped ** [ 1332.520294][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1332.520536][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1332.521120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1332.521779][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1332.522036][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1332.522497][ T32] INFO: task kworker/1:667:5361 blocked for more than 458 seconds. ** 4 printk messages dropped ** [ 1332.522773][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.523285][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.523673][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.524000][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.524094][ T32] r5:8559878c r4:85598400 [ 1332.524120][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.524206][ T32] r7:ddde2d80 r6:83018200 r5:8559878c r4:852a1780 [ 1332.524233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.524288][ T32] r10:61c88647 r9:84996c00 r8:852a17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.524316][ T32] r4:852a1780 [ 1332.524338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.524409][ T32] r10:00000000 r9:852a1780 r8:80287e08 r7:eb9d5e60 r6:852b8080 r5:84996c00 [ 1332.524438][ T32] r4:00000001 [ 1332.524461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.524527][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1332.524558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.524618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.524667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.524702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.524726][ T32] r4:851ea6c0 [ 1332.541626][ T32] INFO: task kworker/1:667:5361 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.541791][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.541905][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.542015][ T32] Call trace: [ 1332.542056][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.542125][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.542155][ T32] r4:00000000 [ 1332.542213][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.542275][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.542330][ T32] 1d20: b4815000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.542369][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.542420][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.542455][ T32] r5:80000113 r4:80239bb0 [ 1332.542501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.542615][ T32] r4:82ac21e4 [ 1332.542683][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.542801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.542855][ T32] r4:eb291dc0 [ 1332.542914][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.543016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.543097][ T32] r4:00000000 [ 1332.543146][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.543260][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.543312][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.543422][ T32] r5:00001000 r4:eafbb000 [ 1332.543477][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.543545][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.543599][ T32] r5:853c5f8c r4:853c5c00 [ 1332.543621][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.543693][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.543750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.543838][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.543866][ T32] r4:850f5d80 [ 1332.543894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.543949][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.543974][ T32] r4:00000001 [ 1332.543996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.544036][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.544066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.544100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.544129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.544165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.544210][ T32] r4:8484cc40 [ 1332.544262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.544298][ T32] INFO: task kworker/1:668:5364 blocked for more than 458 seconds. [ 1332.544335][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.544363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.544385][ T32] task:kworker/1:668 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.544445][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.544509][ T32] Call trace: [ 1332.544585][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.544643][ T32] r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000013 r6:eb9fdd8c r5:84994800 [ 1332.544668][ T32] r4:84994800 [ 1332.544690][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.544760][ T32] r5:84994800 r4:8291a680 [ 1332.544806][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.544855][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.544961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1332.545012][ T32] r4:00000000 [ 1332.545043][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.545084][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.545187][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.558521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ba300 [ 1332.558591][ T32] r4:00000000 [ 1332.558627][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1332.558872][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.559003][ T32] r5:85598f8c r4:85598c00 [ 1332.559070][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.559287][ T32] r10:61c88647 r9:84994800 r8:852a182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.559572][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) ** 7 printk messages dropped ** [ 1332.561446][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.561869][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1332.562238][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1332.562500][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.562818][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.563394][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1332.563746][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1332.563931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.563958][ T32] task:kworker/1:669 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.564053][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.564101][ T32] Call trace: [ 1332.564137][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.564194][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000113 r6:eba09d8c r5:84995400 [ 1332.564258][ T32] r4:84995400 [ 1332.564305][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.564380][ T32] r5:84995400 r4:8291a680 [ 1332.564407][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.564473][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.564528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1332.564553][ T32] r4:00000000 [ 1332.564574][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.564613][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.564672][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.564724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ba280 [ 1332.564749][ T32] r4:00000000 [ 1332.564769][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.564841][ T32] r9:83018205 r8:84995400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1332.564893][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.564982][ T32] r5:00001000 r4:eb575000 [ 1332.565028][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.585696][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.585912][ T32] r5:8559838c r4:85598000 [ 1332.585977][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.586098][ T32] r7:ddde2d80 r6:83018200 r5:8559838c r4:852a1880 [ 1332.586156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.586262][ T32] r10:61c88647 r9:84995400 r8:852a18ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.586319][ T32] r4:852a1880 [ 1332.586396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.586476][ T32] r10:00000000 r9:852a1880 r8:80287e08 r7:eb9fde60 r6:852b8180 r5:84995400 [ 1332.586531][ T32] r4:00000001 [ 1332.586582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.586674][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1332.586766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.586833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.586866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.586905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.586932][ T32] r4:852ba100 [ 1332.588079][ T32] INFO: task kworker/1:669:5367 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.588212][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.588324][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.588418][ T32] Call trace: [ 1332.588468][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.588570][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.588630][ T32] r4:00000000 [ 1332.588679][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.588805][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.588894][ T32] 1d20: b5217000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.588972][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.589036][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.589100][ T32] r5:80000113 r4:80239bb0 [ 1332.589149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.589260][ T32] r4:82ac21e4 [ 1332.589314][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.589371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.589415][ T32] r4:eb291dc0 [ 1332.589441][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.589501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.589564][ T32] r4:00000000 [ 1332.589611][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.589669][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.589693][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.589740][ T32] r5:00001000 r4:eafbb000 [ 1332.589771][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.589845][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.589924][ T32] r5:853c5f8c r4:853c5c00 [ 1332.589950][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.590004][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.590032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.590129][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.590187][ T32] r4:850f5d80 [ 1332.590212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.590266][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.590311][ T32] r4:00000001 [ 1332.590337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.590430][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.590468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.590501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.590550][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.590607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.590655][ T32] r4:8484cc40 ** 2 printk messages dropped ** [ 1332.590761][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1332.591026][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000013 r6:eba0dd8c r5:84990c00 ** 9 printk messages dropped ** [ 1332.591534][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.592080][ T32] r5:8559938c r4:85599000 [ 1332.592112][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.592348][ T32] r10:61c88647 r9:84990c00 r8:852a192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.592407][ T32] r4:852a1900 [ 1332.592465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.592525][ T32] r10:00000000 r9:852a1900 r8:80287e08 r7:eb9fde60 r6:852b8200 r5:84990c00 [ 1332.592550][ T32] r4:00000001 [ 1332.592571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.592610][ T32] Exception stack(0xeba0dfb0 to 0xeba0dff8) [ 1332.592661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.592719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.592778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.592815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.592842][ T32] r4:852ba3c0 [ 1332.593312][ T32] INFO: task kworker/1:670:5368 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.593356][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.593442][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.593509][ T32] Call trace: [ 1332.593566][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.593629][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.593666][ T32] r4:00000000 [ 1332.593696][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.593742][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.593794][ T32] 1d20: b5217000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.593831][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.593889][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.593926][ T32] r5:80000113 r4:80239bb0 [ 1332.593948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.594016][ T32] r4:82ac21e4 [ 1332.594082][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.594161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.594196][ T32] r4:eb291dc0 [ 1332.594218][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.594266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.594292][ T32] r4:00000000 [ 1332.594313][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.594388][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.594423][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.594500][ T32] r5:00001000 r4:eafbb000 [ 1332.594526][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.594590][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.594661][ T32] r5:853c5f8c r4:853c5c00 [ 1332.594686][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.594741][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.594764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.594902][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.594955][ T32] r4:850f5d80 [ 1332.594981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.617785][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.617868][ T32] r4:00000001 [ 1332.617905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.617972][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.618021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.618070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.618102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.618159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.618226][ T32] r4:8484cc40 [ 1332.618266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.618299][ T32] INFO: task kworker/1:671:5369 blocked for more than 459 seconds. [ 1332.618355][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.618390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1332.618529][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.619087][ T32] r5:855ca400 r4:8291a680 ** 6 printk messages dropped ** [ 1332.619532][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.620016][ T32] r5:85598b8c r4:85598800 [ 1332.620072][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.620183][ T32] r7:ddde2d80 r6:83018200 r5:85598b8c r4:852a1980 [ 1332.620234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.620348][ T32] r10:61c88647 r9:855ca400 r8:852a19ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1332.620677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.622533][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.622925][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1332.623470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1332.623934][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.624519][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1332.624820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.640049][ T32] task:kworker/1:672 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.640581][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.640997][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.641209][ T32] r5:85599b8c r4:85599800 [ 1332.641236][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.641416][ T32] r10:61c88647 r9:855cb000 r8:852a1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.641446][ T32] r4:852a1a80 [ 1332.641471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.641542][ T32] r10:00000000 r9:852a1a80 r8:80287e08 r7:eb9fde60 r6:852a1b00 r5:855cb000 [ 1332.641607][ T32] r4:00000001 [ 1332.641633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.641696][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1332.641733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.641768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.641798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.641854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.641908][ T32] r4:852ba400 [ 1332.642800][ T32] INFO: task kworker/1:672:5372 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.642842][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.642941][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.642990][ T32] Call trace: [ 1332.643023][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.643144][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.643196][ T32] r4:00000000 [ 1332.643243][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.643295][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.643351][ T32] 1d20: b58ba000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.643390][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.643441][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.643474][ T32] r5:80000113 r4:80239bb0 [ 1332.643500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.643569][ T32] r4:82ac21e4 [ 1332.643597][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.643649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.643715][ T32] r4:eb291dc0 [ 1332.643762][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.643816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.643862][ T32] r4:00000000 [ 1332.643914][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.643973][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.643999][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.644097][ T32] r5:00001000 r4:eafbb000 [ 1332.644125][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.644172][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.644242][ T32] r5:853c5f8c r4:853c5c00 [ 1332.644268][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.644324][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.644348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.644437][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.644487][ T32] r4:850f5d80 [ 1332.644536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.644594][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.644621][ T32] r4:00000001 [ 1332.644667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.644714][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.644746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.644802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.644858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.644901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.644947][ T32] r4:8484cc40 [ 1332.644975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.645004][ T32] INFO: task kworker/1:673:5374 blocked for more than 459 seconds. [ 1332.645053][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.664162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.664214][ T32] task:kworker/1:673 state:D stack:0 pid:5374 tgid:5374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.664326][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.664403][ T32] Call trace: [ 1332.664467][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.664536][ T32] r10:8291a684 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:855cbc00 [ 1332.664565][ T32] r4:855cbc00 [ 1332.664599][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.664654][ T32] r5:855cbc00 r4:8291a680 [ 1332.664678][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.664724][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.664774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1332.664800][ T32] r4:00000000 [ 1332.664842][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.664894][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.664960][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.665015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852baa80 [ 1332.665042][ T32] r4:00000000 [ 1332.665102][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.665523][ T32] r9:83018205 r8:855cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1332.665559][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.665623][ T32] r5:00001000 r4:eb77b000 [ 1332.665647][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.665701][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.665772][ T32] r5:8559a38c r4:8559a000 [ 1332.665802][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.665914][ T32] r7:ddde2d80 r6:83018200 r5:8559a38c r4:852a1b80 [ 1332.665944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.666001][ T32] r10:61c88647 r9:855cbc00 r8:852a1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.666027][ T32] r4:852a1b80 [ 1332.666071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.666132][ T32] r10:00000000 r9:852a1b80 r8:80287e08 r7:eb9fde60 r6:852a1c00 r5:855cbc00 ** 4 printk messages dropped ** [ 1332.666336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.667970][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.668380][ T32] 1d20: b5d3b000 eafa9000 00000001 80239b98 7f439000 00000001 ** 1 printk messages dropped ** [ 1332.668483][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.668511][ T32] r5:80000113 r4:80239bb0 [ 1332.668534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.668581][ T32] r4:82ac21e4 [ 1332.668628][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.668682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.668719][ T32] r4:eb291dc0 [ 1332.668764][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.668818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.668865][ T32] r4:00000000 [ 1332.668896][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.668951][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.668994][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.669047][ T32] r5:00001000 r4:eafbb000 [ 1332.669069][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.669112][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.669213][ T32] r5:853c5f8c r4:853c5c00 [ 1332.669241][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.669297][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.669354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.669415][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.669481][ T32] r4:850f5d80 [ 1332.669506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.669577][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.669640][ T32] r4:00000001 [ 1332.669702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.669792][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.669857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.669942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.670027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.670115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1332.670340][ T32] INFO: task kworker/1:674:5376 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 1332.670578][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.670715][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:855cc800 [ 1332.670744][ T32] r4:855cc800 [ 1332.670766][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.670816][ T32] r5:855cc800 r4:8291a680 [ 1332.670866][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.670921][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.670981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1332.671009][ T32] r4:00000000 [ 1332.671058][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.671139][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.671191][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.671261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bac00 [ 1332.671291][ T32] r4:00000000 [ 1332.671313][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.671364][ T32] r9:83018205 r8:855cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1332.671389][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.671437][ T32] r5:00001000 r4:eb78d000 [ 1332.671458][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.671501][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.671568][ T32] r5:8559a78c r4:8559a400 [ 1332.671593][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.671645][ T32] r7:ddde2d80 r6:83018200 r5:8559a78c r4:852a1c80 [ 1332.671667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.671720][ T32] r10:61c88647 r9:855cc800 r8:852a1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.671767][ T32] r4:852a1c80 [ 1332.671792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.671845][ T32] r10:00000000 r9:852a1c80 r8:80287e08 r7:eba15e60 r6:852a1d00 r5:855cc800 [ 1332.671874][ T32] r4:00000001 [ 1332.671922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.671966][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1332.671998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.672030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.672080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.672117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.672145][ T32] r4:852baa40 [ 1332.672619][ T32] INFO: task kworker/1:674:5376 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.672697][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.672811][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.672859][ T32] Call trace: [ 1332.672920][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.673010][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.673039][ T32] r4:00000000 [ 1332.673081][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1332.673262][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1332.673605][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.673802][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.674215][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1332.674585][ T32] INFO: task kworker/1:675:5378 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1332.675108][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1332.700524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852baf00 ** 7 printk messages dropped ** [ 1332.701042][ T32] r5:8559af8c r4:8559ac00 [ 1332.701086][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.701186][ T32] r7:ddde2d80 r6:83018200 r5:8559af8c r4:852a1d80 [ 1332.701234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.701353][ T32] r10:61c88647 r9:855cd400 r8:852a1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.701455][ T32] r4:852a1d80 [ 1332.701538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.701648][ T32] r10:00000000 r9:852a1d80 r8:80287e08 r7:eba19e60 r6:852a1e00 r5:855cd400 [ 1332.701700][ T32] r4:00000001 [ 1332.701744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.701829][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1332.701902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.701970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.702036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.702102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.702150][ T32] r4:852ba980 [ 1332.703103][ T32] INFO: task kworker/1:675:5378 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.703153][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.703299][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.703370][ T32] Call trace: [ 1332.703408][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.703489][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.703540][ T32] r4:00000000 [ 1332.703566][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.703632][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.703669][ T32] 1d20: b6142000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.703703][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.703732][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.703759][ T32] r5:80000113 r4:80239bb0 [ 1332.703781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.703828][ T32] r4:82ac21e4 [ 1332.703872][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.703939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.703964][ T32] r4:eb291dc0 [ 1332.703986][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.704034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.704058][ T32] r4:00000000 [ 1332.704078][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.704213][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.704246][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.704346][ T32] r5:00001000 r4:eafbb000 [ 1332.704374][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.704420][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.704469][ T32] r5:853c5f8c r4:853c5c00 [ 1332.704511][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.704568][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.704592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.704685][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.704715][ T32] r4:850f5d80 [ 1332.704736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.704810][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.704862][ T32] r4:00000001 [ 1332.704916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.704962][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.705034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.720121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.720274][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.720355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.720412][ T32] r4:8484cc40 [ 1332.720487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.720581][ T32] INFO: task kworker/1:676:5381 blocked for more than 459 seconds. [ 1332.720655][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.720721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.720772][ T32] task:kworker/1:676 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.720889][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.721002][ T32] Call trace: [ 1332.721069][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.721182][ T32] r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:855ce000 [ 1332.721234][ T32] r4:855ce000 [ 1332.721298][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.721396][ T32] r5:855ce000 r4:8291a680 [ 1332.721421][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.721467][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.721538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1332.721569][ T32] r4:00000000 [ 1332.721592][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.721632][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1332.721859][ T32] r9:83018205 r8:855ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1332.722056][ T32] r5:8559bf8c r4:8559bc00 [ 1332.722098][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.722161][ T32] r7:ddde2d80 r6:83018200 r5:8559bf8c r4:852a1e80 [ 1332.722205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.722264][ T32] r10:61c88647 r9:855ce000 r8:852a1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.722310][ T32] r4:852a1e80 [ 1332.722336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.722390][ T32] r10:00000000 r9:852a1e80 r8:80287e08 r7:eb9f5e60 r6:852a1f00 r5:855ce000 [ 1332.722414][ T32] r4:00000001 [ 1332.722435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.722522][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1332.722558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.722591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.722621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.722654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.722697][ T32] r4:852baec0 [ 1332.723969][ T32] INFO: task kworker/1:676:5381 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.724026][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.724092][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.724170][ T32] Call trace: [ 1332.724208][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.724271][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.724317][ T32] r4:00000000 [ 1332.724364][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.724415][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1332.724510][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1332.724870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1332.739919][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1332.740436][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1332.741024][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1332.741240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.741634][ T32] r5:855cec00 r4:8291a680 ** 5 printk messages dropped ** [ 1332.741867][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1332.742123][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.742314][ T32] r5:85496f8c r4:85496c00 [ 1332.742339][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.742391][ T32] r7:dddced80 r6:83018000 r5:85496f8c r4:852b8280 ** 1 printk messages dropped ** [ 1332.742483][ T32] r10:61c88647 r9:855cec00 r8:852b82ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.742606][ T32] r4:00000001 [ 1332.742627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.742667][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) [ 1332.742697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.742729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.742759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.742792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.742815][ T32] r4:852adfc0 [ 1332.743733][ T32] INFO: task kworker/0:448:5382 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.743777][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.743888][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.743960][ T32] Call trace: [ 1332.743993][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.744073][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.744106][ T32] r4:00000000 [ 1332.744128][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.744173][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.744206][ T32] 1d20: b6737000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.744239][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.744267][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.744318][ T32] r5:80000113 r4:80239bb0 [ 1332.744371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.744469][ T32] r4:82ac21e4 [ 1332.744521][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.744625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.744679][ T32] r4:eb291dc0 [ 1332.744723][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.744818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.744868][ T32] r4:00000000 [ 1332.744925][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.745038][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.758329][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.758474][ T32] r5:00001000 r4:eafbb000 [ 1332.758503][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.758571][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.758625][ T32] r5:853c5f8c r4:853c5c00 [ 1332.758648][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.758723][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.758770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.758860][ T32] r4:850f5d80 ** 2 printk messages dropped ** [ 1332.759012][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1332.759350][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1332.759705][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.760421][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.760921][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.761083][ T32] r5:8559b78c r4:8559b400 [ 1332.761125][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.761185][ T32] r7:ddde2d80 r6:83018200 r5:8559b78c r4:850e4180 [ 1332.761209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1332.761362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.761676][ T32] r4:85351100 ** 5 printk messages dropped ** [ 1332.762903][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1332.763389][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1332.763848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 10 printk messages dropped ** [ 1332.764562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.764983][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 7 printk messages dropped ** [ 1332.793678][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1332.794034][ T32] r4:855d8000 ** 3 printk messages dropped ** [ 1332.794194][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.794723][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.794930][ T32] r5:854a0b8c r4:854a0800 [ 1332.794952][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1332.795646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.795944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.796003][ T32] r4:8473c700 [ 1332.796901][ T32] INFO: task kworker/0:449:5388 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.796944][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.797023][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.797112][ T32] Call trace: [ 1332.797146][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.797207][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.797231][ T32] r4:00000000 [ 1332.797252][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.797296][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.797328][ T32] 1d20: b732e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.797361][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.797388][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.797427][ T32] r5:80000113 r4:80239bb0 [ 1332.797457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.797505][ T32] r4:82ac21e4 [ 1332.797527][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.797577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.797601][ T32] r4:eb291dc0 [ 1332.797639][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.797691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.797717][ T32] r4:00000000 [ 1332.797738][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.797833][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.797900][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.797999][ T32] r5:00001000 r4:eafbb000 [ 1332.798050][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.798141][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.798240][ T32] r5:853c5f8c r4:853c5c00 [ 1332.798290][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.798417][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.798489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.798606][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.798692][ T32] r4:850f5d80 [ 1332.798746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.798854][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.798902][ T32] r4:00000001 [ 1332.798927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.798969][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.799067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.799155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.799250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.799332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.799391][ T32] r4:8484cc40 [ 1332.799467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.799545][ T32] INFO: task kworker/0:450:5390 blocked for more than 459 seconds. [ 1332.799618][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.799680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.799747][ T32] task:kworker/0:450 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.799867][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.800039][ T32] Call trace: [ 1332.800120][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.800241][ T32] r10:8291a684 r9:eb8add84 r8:00000002 r7:60000013 r6:eb8add8c r5:855da400 [ 1332.800323][ T32] r4:855da400 [ 1332.800380][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.800442][ T32] r5:855da400 r4:8291a680 [ 1332.800465][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.800509][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.800559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1332.800584][ T32] r4:00000000 [ 1332.800604][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.800642][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.800701][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.800755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8340 [ 1332.800782][ T32] r4:00000000 [ 1332.800812][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.800867][ T32] r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1332.800898][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.800946][ T32] r5:00001000 r4:eafa9000 [ 1332.800968][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.801021][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.801073][ T32] r5:854a0f8c r4:854a0c00 [ 1332.801118][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.801182][ T32] r7:dddced80 r6:83018000 r5:854a0f8c r4:852b8380 [ 1332.801205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.801260][ T32] r10:61c88647 r9:855da400 r8:852b83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.801312][ T32] r4:852b8380 [ 1332.801337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.801389][ T32] r10:00000000 r9:852b8380 r8:80287e08 r7:eb895e60 r6:850e4300 r5:855da400 [ 1332.801435][ T32] r4:00000001 [ 1332.801459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.801520][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1332.801577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.801613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.801643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.801677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.801716][ T32] r4:852aed00 [ 1332.802142][ T32] INFO: task kworker/0:450:5390 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.802183][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.802286][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.802373][ T32] Call trace: [ 1332.802428][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 2 printk messages dropped ** [ 1332.802554][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1332.802870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 6 printk messages dropped ** [ 1332.803220][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.803558][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.803649][ T32] r5:853c5f8c r4:853c5c00 [ 1332.803697][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.803771][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.803801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.803900][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.803935][ T32] r4:850f5d80 [ 1332.803991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.804064][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.804119][ T32] r4:00000001 [ 1332.804185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.804241][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.804281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.804326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.804375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.804424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.804460][ T32] r4:8484cc40 [ 1332.804489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.804552][ T32] INFO: task kworker/0:451:5391 blocked for more than 459 seconds. [ 1332.804646][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.804692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.804723][ T32] task:kworker/0:451 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.804783][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.804849][ T32] Call trace: [ 1332.804954][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.805017][ T32] r10:8291a684 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:855d8c00 [ 1332.805043][ T32] r4:855d8c00 [ 1332.805065][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.805114][ T32] r5:855d8c00 r4:8291a680 [ 1332.828010][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.828148][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.828209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1332.828260][ T32] r4:00000000 [ 1332.828286][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.828328][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.828392][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.828452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ad100 [ 1332.828499][ T32] r4:00000000 [ 1332.828529][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.828584][ T32] r9:83018005 r8:855d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.828645][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.828700][ T32] r5:00001000 r4:eac19000 [ 1332.828723][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.828767][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.828816][ T32] r5:854a138c r4:854a1000 [ 1332.828872][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.828961][ T32] r7:dddced80 r6:83018000 r5:854a138c r4:852b8400 [ 1332.828989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.829045][ T32] r10:61c88647 r9:855d8c00 r8:852b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.829069][ T32] r4:852b8400 [ 1332.829112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.829182][ T32] r10:00000000 r9:852b8400 r8:80287e08 r7:eb8ade60 r6:850e4380 r5:855d8c00 [ 1332.829207][ T32] r4:00000001 [ 1332.829229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.829270][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1332.829323][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.829391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.829425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1332.829483][ T32] r4:852ad940 ** 2 printk messages dropped ** [ 1332.830517][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1332.830733][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.830777][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.830819][ T32] 1d20: b7951000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.830856][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.830889][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.830943][ T32] r5:80000113 r4:80239bb0 [ 1332.830972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.831022][ T32] r4:82ac21e4 [ 1332.831076][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.831133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.831168][ T32] r4:eb291dc0 [ 1332.831193][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.831244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.831269][ T32] r4:00000000 [ 1332.831305][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.831361][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.831384][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.831441][ T32] r5:00001000 r4:eafbb000 [ 1332.831487][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.831535][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.831583][ T32] r5:853c5f8c r4:853c5c00 [ 1332.831604][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.831656][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.831680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.831769][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.831823][ T32] r4:850f5d80 [ 1332.831895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.832016][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.832090][ T32] r4:00000001 [ 1332.832182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.832275][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.832341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.832414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.832486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.832561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.832619][ T32] r4:8484cc40 [ 1332.832666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.832707][ T32] INFO: task kworker/0:452:5394 blocked for more than 459 seconds. [ 1332.832743][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.832771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.832792][ T32] task:kworker/0:452 state:D stack:0 pid:5394 tgid:5394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.832871][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.832949][ T32] Call trace: [ 1332.833010][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.833088][ T32] r10:8291a684 r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:855d9800 [ 1332.833121][ T32] r4:855d9800 [ 1332.833148][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.833199][ T32] r5:855d9800 r4:8291a680 [ 1332.833252][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.833301][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.833371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1332.833399][ T32] r4:00000000 [ 1332.833421][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.833460][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.833507][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.833559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851eab40 [ 1332.833601][ T32] r4:00000000 [ 1332.833670][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.833727][ T32] r9:83018005 r8:855d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1332.833751][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.833798][ T32] r5:00001000 r4:eaea1000 [ 1332.833849][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.833937][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.833999][ T32] r5:854a078c r4:854a0400 [ 1332.834033][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.834087][ T32] r7:dddced80 r6:83018000 r5:854a078c r4:852b8480 [ 1332.834110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1332.834262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.834582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.856059][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1332.856456][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.856687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1332.857145][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1332.857384][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1332.857565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1332.857807][ T32] task:kworker/0:453 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.857877][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.857953][ T32] Call trace: [ 1332.857990][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.858068][ T32] r10:8291a684 r9:eb979d84 r8:00000002 r7:60000013 r6:eb979d8c r5:855dc800 [ 1332.858097][ T32] r4:855dc800 [ 1332.858129][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.858181][ T32] r5:855dc800 r4:8291a680 [ 1332.858203][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.858246][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.858316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 1332.858344][ T32] r4:00000000 [ 1332.858366][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.858405][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.858444][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.858513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8140 [ 1332.858565][ T32] r4:00000000 [ 1332.858595][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.858667][ T32] r9:83018005 r8:855dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1332.858699][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.858748][ T32] r5:00001000 r4:eaf41000 [ 1332.858790][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.858858][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.858919][ T32] r5:854a1b8c r4:854a1800 [ 1332.858941][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.858994][ T32] r7:dddced80 r6:83018000 r5:854a1b8c r4:852b8500 [ 1332.859017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.859122][ T32] r10:61c88647 r9:855dc800 r8:852b852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.859153][ T32] r4:852b8500 [ 1332.859176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.859230][ T32] r10:00000000 r9:852b8500 r8:80287e08 r7:eb8ade60 r6:850e4480 r5:855dc800 [ 1332.859269][ T32] r4:00000001 [ 1332.859294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.859335][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1332.859365][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.859399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.859429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.859463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.859517][ T32] r4:852c81c0 [ 1332.860494][ T32] INFO: task kworker/0:453:5395 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.860595][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.860698][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.860760][ T32] Call trace: [ 1332.860807][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.860873][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.860937][ T32] r4:00000000 [ 1332.860969][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.861024][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.861068][ T32] 1d20: b7c3b000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.861103][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.861152][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.861208][ T32] r5:80000113 r4:80239bb0 [ 1332.861259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.861314][ T32] r4:82ac21e4 [ 1332.861357][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.861410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.861435][ T32] r4:eb291dc0 [ 1332.861456][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.861528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.861561][ T32] r4:00000000 [ 1332.861585][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.861637][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.861660][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.861726][ T32] r5:00001000 r4:eafbb000 [ 1332.861786][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.861856][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.861912][ T32] r5:853c5f8c r4:853c5c00 [ 1332.861934][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.862028][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.862059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.862145][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.862212][ T32] r4:850f5d80 [ 1332.862239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.862294][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.862319][ T32] r4:00000001 [ 1332.862341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.862381][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.862475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.862513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.862544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.862579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.862602][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1332.862667][ T32] INFO: task kworker/0:454:5397 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.862860][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.863059][ T32] r10:8291a684 r9:eba2dd84 r8:00000002 r7:60000113 r6:eba2dd8c r5:855dbc00 ** 1 printk messages dropped ** [ 1332.863177][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.863237][ T32] r5:855dbc00 r4:8291a680 [ 1332.863259][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.863305][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.863355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1332.863420][ T32] r4:00000000 [ 1332.863445][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.863485][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.863524][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.863571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8300 [ 1332.863595][ T32] r4:00000000 [ 1332.863677][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.863732][ T32] r9:83018005 r8:855dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1332.863776][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.863827][ T32] r5:00001000 r4:eaff9000 [ 1332.863850][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.863898][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.863984][ T32] r5:854a178c r4:854a1400 [ 1332.864036][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.864145][ T32] r7:dddced80 r6:83018000 r5:854a178c r4:852b8580 [ 1332.864226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.864362][ T32] r10:61c88647 r9:855dbc00 r8:852b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.864422][ T32] r4:852b8580 [ 1332.864470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.864598][ T32] r10:00000000 r9:852b8580 r8:80287e08 r7:eb8ade60 r6:850e4500 r5:855dbc00 [ 1332.864717][ T32] r4:00000001 [ 1332.864798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.864891][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1332.864924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.864958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.864988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.865033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.865116][ T32] r4:852c8200 [ 1332.887556][ T32] INFO: task kworker/0:454:5397 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.887658][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.887780][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.887874][ T32] Call trace: [ 1332.887920][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.887988][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.888014][ T32] r4:00000000 [ 1332.888057][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.888114][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.888148][ T32] 1d20: b8035000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.888181][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.888234][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.888270][ T32] r5:80000113 r4:80239bb0 [ 1332.888292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.888341][ T32] r4:82ac21e4 [ 1332.888363][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.888422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.888451][ T32] r4:eb291dc0 [ 1332.888473][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.888542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.888570][ T32] r4:00000000 [ 1332.888603][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.888680][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.888712][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.888761][ T32] r5:00001000 r4:eafbb000 [ 1332.888783][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.888827][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.888891][ T32] r5:853c5f8c r4:853c5c00 [ 1332.888930][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.888988][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.889031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.889111][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.889170][ T32] r4:850f5d80 [ 1332.889203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.889258][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.889325][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.889415][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1332.889723][ T32] INFO: task kworker/1:678:5398 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.890145][ T32] r4:855db000 ** 3 printk messages dropped ** [ 1332.890323][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.890744][ T32] r9:83018205 r8:855db000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 4 printk messages dropped ** [ 1332.890985][ T32] r5:854a5f8c r4:854a5c00 [ 1332.891007][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.891082][ T32] r7:ddde2d80 r6:83018200 r5:854a5f8c r4:850e4580 [ 1332.891105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.891159][ T32] r10:61c88647 r9:855db000 r8:850e45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.891185][ T32] r4:850e4580 [ 1332.891211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.891274][ T32] r10:00000000 r9:850e4580 r8:80287e08 r7:eba1de60 r6:850e4600 r5:855db000 [ 1332.891304][ T32] r4:00000001 [ 1332.891327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.891387][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1332.891461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.891497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.891527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.891560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.891586][ T32] r4:85351a40 [ 1332.892000][ T32] INFO: task kworker/1:678:5398 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1332.892040][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.892182][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.892261][ T32] Call trace: [ 1332.892326][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.892389][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.892446][ T32] r4:00000000 [ 1332.892475][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.892522][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.892554][ T32] 1d20: b8035000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.892586][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 5 printk messages dropped ** [ 1332.892850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 10 printk messages dropped ** [ 1332.893404][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1332.893659][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1332.893849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.894271][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.894648][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.895101][ T32] r9:83018005 r8:855dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1332.921127][ T32] r5:854a2b8c r4:854a2800 [ 1332.921198][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.921681][ T32] r4:852b8600 ** 3 printk messages dropped ** [ 1332.921968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.923264][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.923464][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.923524][ T32] Call trace: [ 1332.923582][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.923646][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1332.923671][ T32] r4:00000000 [ 1332.923714][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.923813][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1332.923875][ T32] 1d20: b860e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1332.923920][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1332.923969][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1332.924001][ T32] r5:80000113 r4:80239bb0 [ 1332.924024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.924077][ T32] r4:82ac21e4 [ 1332.924126][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.924200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1332.924250][ T32] r4:eb291dc0 [ 1332.924275][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.924348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1332.924377][ T32] r4:00000000 [ 1332.924419][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.924482][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1332.924515][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.924604][ T32] r5:00001000 r4:eafbb000 [ 1332.924630][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.924677][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.924724][ T32] r5:853c5f8c r4:853c5c00 [ 1332.924745][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.924828][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.924855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.924921][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.924946][ T32] r4:850f5d80 [ 1332.924989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.937688][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.937775][ T32] r4:00000001 [ 1332.937803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.937869][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.937926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.937964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.937995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.938052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.938082][ T32] r4:8484cc40 [ 1332.938127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.938177][ T32] INFO: task kworker/0:456:5402 blocked for more than 459 seconds. [ 1332.938216][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.938245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.938268][ T32] task:kworker/0:456 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.938329][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.938381][ T32] Call trace: [ 1332.938461][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.938523][ T32] r10:8291a684 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:855de000 [ 1332.938548][ T32] r4:855de000 [ 1332.938591][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.938645][ T32] r5:855de000 r4:8291a680 [ 1332.938668][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.938713][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.938763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1332.938787][ T32] r4:00000000 [ 1332.938808][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.938847][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.938897][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.938947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8640 [ 1332.938972][ T32] r4:00000000 [ 1332.939024][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.939112][ T32] r9:83018005 r8:855de000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1332.939138][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.939186][ T32] r5:00001000 r4:eb22b000 [ 1332.939209][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.939305][ T32] r5:854a278c r4:854a2400 [ 1332.939328][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.939381][ T32] r7:dddced80 r6:83018000 r5:854a278c r4:852b8680 [ 1332.939404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.939457][ T32] r10:61c88647 r9:855de000 r8:852b86ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.939664][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.940003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.941806][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1332.942118][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.942260][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1332.942548][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1332.942849][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1332.942875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.942938][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.942962][ T32] r4:850f5d80 [ 1332.942996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.943083][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1332.943110][ T32] r4:00000001 [ 1332.943133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.943194][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1332.943248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.943304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.943338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.943372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.943395][ T32] r4:8484cc40 [ 1332.943417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.943445][ T32] INFO: task kworker/0:457:5404 blocked for more than 459 seconds. [ 1332.943487][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.943526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.943552][ T32] task:kworker/0:457 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.943613][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.943661][ T32] Call trace: [ 1332.943694][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.943764][ T32] r10:8291a684 r9:eba49d84 r8:00000002 r7:60000013 r6:eba49d8c r5:855e0c00 [ 1332.943812][ T32] r4:855e0c00 [ 1332.943843][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.943908][ T32] r5:855e0c00 r4:8291a680 [ 1332.943933][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.944041][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.944103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 [ 1332.944198][ T32] r4:00000000 [ 1332.944231][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.944274][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.944315][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.944395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8700 [ 1332.944459][ T32] r4:00000000 [ 1332.944511][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.944582][ T32] r9:83018005 r8:855e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.944669][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.944746][ T32] r5:00001000 r4:eb41b000 [ 1332.944785][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.944879][ T32] r5:854a1f8c r4:854a1c00 [ 1332.944929][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.945012][ T32] r7:dddced80 r6:83018000 r5:854a1f8c r4:852b8700 [ 1332.945049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.967293][ T32] r10:61c88647 r9:855e0c00 r8:852b872c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1332.967450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.967883][ T32] r4:852c8580 ** 2 printk messages dropped ** [ 1332.968950][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.969334][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1332.969734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1332.970188][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1332.970404][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1332.970817][ T32] INFO: task kworker/0:458:5406 blocked for more than 459 seconds. ** 6 printk messages dropped ** [ 1332.971237][ T32] r10:8291a684 r9:eba51d84 r8:00000002 r7:60000013 r6:eba51d8c r5:855e0000 ** 5 printk messages dropped ** [ 1332.971561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 ** 5 printk messages dropped ** [ 1332.971792][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.972148][ T32] r5:854a238c r4:854a2000 [ 1332.972170][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.972222][ T32] r7:dddced80 r6:83018000 r5:854a238c r4:852b8880 ** 2 printk messages dropped ** [ 1332.972374][ T32] r4:852b8880 ** 4 printk messages dropped ** [ 1332.972582][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) ** 6 printk messages dropped ** [ 1332.973319][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.973982][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1332.974418][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1332.974955][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.992504][ T32] r4:850f5d80 ** 1 printk messages dropped ** [ 1332.992579][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 10 printk messages dropped ** [ 1332.993017][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1332.993045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.993089][ T32] task:kworker/0:459 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.993185][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.993254][ T32] Call trace: [ 1332.993300][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1332.993362][ T32] r10:8291a684 r9:eba59d84 r8:00000002 r7:60000113 r6:eba59d8c r5:855e3000 [ 1332.993388][ T32] r4:855e3000 [ 1332.993429][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1332.993485][ T32] r5:855e3000 r4:8291a680 [ 1332.993515][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.993560][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.993631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [ 1332.993660][ T32] r4:00000000 [ 1332.993681][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1332.993741][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1332.993810][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1332.993862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8580 [ 1332.993903][ T32] r4:00000000 [ 1332.993929][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1332.994005][ T32] r9:83018005 r8:855e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1332.994032][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.994080][ T32] r5:00001000 r4:eb489000 [ 1332.994102][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1332.994145][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.994192][ T32] r5:854a338c r4:854a3000 [ 1332.994234][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.994288][ T32] r7:dddced80 r6:83018000 r5:854a338c r4:852b8780 [ 1332.994345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.994419][ T32] r10:61c88647 r9:855e3000 r8:852b87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.994458][ T32] r4:852b8780 [ 1332.994483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.994535][ T32] r10:00000000 r9:852b8780 r8:80287e08 r7:eba39e60 r6:850e4880 r5:855e3000 [ 1332.994559][ T32] r4:00000001 [ 1332.994604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.994673][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) [ 1332.994711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.994759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.994793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.994835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.994900][ T32] r4:852c8580 [ 1333.009360][ T32] INFO: task kworker/0:459:5408 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.009488][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.009615][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.009687][ T32] Call trace: [ 1333.009745][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.009815][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.009861][ T32] r4:00000000 [ 1333.009941][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.009997][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.010033][ T32] 1d20: b93ce000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.010067][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.010096][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.010145][ T32] r5:80000113 r4:80239bb0 [ 1333.010180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.010230][ T32] r4:82ac21e4 [ 1333.010252][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.010302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.010326][ T32] r4:eb291dc0 [ 1333.010363][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.010415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.010460][ T32] r4:00000000 [ 1333.010490][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.010546][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.010570][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.010619][ T32] r5:00001000 r4:eafbb000 [ 1333.010651][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.010700][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.010758][ T32] r5:853c5f8c r4:853c5c00 [ 1333.010812][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.010892][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.010920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.010976][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.011020][ T32] r4:850f5d80 [ 1333.011112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.011180][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.011206][ T32] r4:00000001 [ 1333.011250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.011297][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.011327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.011379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.011413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.011448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.011493][ T32] r4:8484cc40 [ 1333.011521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.011553][ T32] INFO: task kworker/0:460:5410 blocked for more than 459 seconds. [ 1333.011608][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.011641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.011665][ T32] task:kworker/0:460 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.011748][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.011793][ T32] Call trace: [ 1333.011870][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.011936][ T32] r10:8291a684 r9:eba61d84 r8:00000002 r7:60000013 r6:eba61d8c r5:855e2400 [ 1333.011986][ T32] r4:855e2400 [ 1333.012017][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.012066][ T32] r5:855e2400 r4:8291a680 [ 1333.012088][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.012131][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.012400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744440 ** 7 printk messages dropped ** [ 1333.012775][ T32] r5:854a538c r4:854a5000 [ 1333.012809][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.012863][ T32] r7:dddced80 r6:83018000 r5:854a538c r4:852b8800 [ 1333.012895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.012949][ T32] r10:61c88647 r9:855e2400 r8:852b882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.012996][ T32] r4:852b8800 [ 1333.013027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.013106][ T32] r10:00000000 r9:852b8800 r8:80287e08 r7:eba39e60 r6:850e4900 r5:855e2400 [ 1333.013155][ T32] r4:00000001 [ 1333.013181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.013222][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1333.013254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.013286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.013317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.013351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.013375][ T32] r4:852c8a40 [ 1333.013901][ T32] INFO: task kworker/0:460:5410 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.013943][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.014026][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.014103][ T32] Call trace: [ 1333.014180][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.014263][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.014320][ T32] r4:00000000 [ 1333.014345][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.014391][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.014423][ T32] 1d20: b93ce000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.014456][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.014523][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.014554][ T32] r5:80000113 r4:80239bb0 [ 1333.014577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.014642][ T32] r4:82ac21e4 [ 1333.014667][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.014738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.014786][ T32] r4:eb291dc0 [ 1333.014830][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.014939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.014971][ T32] r4:00000000 [ 1333.014998][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.015133][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.033020][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.033150][ T32] r5:00001000 r4:eafbb000 [ 1333.033180][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.033228][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.033276][ T32] r5:853c5f8c r4:853c5c00 [ 1333.033299][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.033372][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.033420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.033479][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.033506][ T32] r4:850f5d80 [ 1333.033527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.033580][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.033624][ T32] r4:00000001 [ 1333.033655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.033720][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.033785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.033822][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.033852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.033895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.033920][ T32] r4:8484cc40 [ 1333.033967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.034004][ T32] INFO: task kworker/0:461:5412 blocked for more than 459 seconds. [ 1333.034042][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.034071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1333.034156][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.034416][ T32] r5:855e4800 r4:8291a680 ** 5 printk messages dropped ** [ 1333.034636][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1333.037210][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.037362][ T32] r5:854a3b8c r4:854a3800 [ 1333.037430][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.037605][ T32] r10:61c88647 r9:855e4800 r8:852b89ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.037956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.039415][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1333.039693][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.040026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1333.040439][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1333.040864][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1333.041281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.041822][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.042244][ T32] r5:855e3c00 r4:8291a680 ** 6 printk messages dropped ** [ 1333.042620][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.042977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.043030][ T32] r5:854a3f8c r4:854a3c00 ** 1 printk messages dropped ** [ 1333.043163][ T32] r7:dddced80 r6:83018000 r5:854a3f8c r4:852b8900 ** 1 printk messages dropped ** [ 1333.043252][ T32] r10:61c88647 r9:855e3c00 r8:852b892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.043293][ T32] r4:852b8900 [ 1333.043340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.043397][ T32] r10:00000000 r9:852b8900 r8:80287e08 r7:eba61e60 r6:850e4a00 r5:855e3c00 [ 1333.043422][ T32] r4:00000001 [ 1333.043443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.043485][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1333.043514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.043546][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.043575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.043622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.043671][ T32] r4:852c8b80 [ 1333.044152][ T32] INFO: task kworker/0:462:5414 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.044194][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.044255][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.044303][ T32] Call trace: [ 1333.044333][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.044405][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.044455][ T32] r4:00000000 [ 1333.044492][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.044549][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.044585][ T32] 1d20: b9896000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.044619][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.044650][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.044697][ T32] r5:80000113 r4:80239bb0 [ 1333.044743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.044793][ T32] r4:82ac21e4 [ 1333.044814][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.044864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.044894][ T32] r4:eb291dc0 [ 1333.044957][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.045009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.045035][ T32] r4:00000000 [ 1333.045106][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.067357][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.067426][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.067528][ T32] r5:00001000 r4:eafbb000 [ 1333.067577][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.067633][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.067682][ T32] r5:853c5f8c r4:853c5c00 [ 1333.067705][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.067769][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.067821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.067882][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.067923][ T32] r4:850f5d80 [ 1333.067979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.068053][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.068078][ T32] r4:00000001 [ 1333.068099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.068162][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.068207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.068240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.068271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.068324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.068358][ T32] r4:8484cc40 [ 1333.068405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.068477][ T32] INFO: task kworker/0:463:5416 blocked for more than 459 seconds. [ 1333.068524][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.068573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.068607][ T32] task:kworker/0:463 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.068671][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.068761][ T32] Call trace: [ 1333.068797][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.068858][ T32] r10:8291a684 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:855e1800 [ 1333.068890][ T32] r4:855e1800 [ 1333.068954][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.069015][ T32] r5:855e1800 r4:8291a680 [ 1333.069037][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.069082][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.069131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 ** 5 printk messages dropped ** [ 1333.069413][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.069668][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.069716][ T32] r5:8548738c r4:85487000 [ 1333.069736][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.069786][ T32] r7:dddced80 r6:83018000 r5:8548738c r4:852b8a00 [ 1333.069808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.069968][ T32] r10:00000000 r9:852b8a00 r8:80287e08 r7:eba61e60 r6:850e4a80 r5:855e1800 ** 7 printk messages dropped ** [ 1333.070227][ T32] r4:852c89c0 ** 2 printk messages dropped ** [ 1333.071386][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.071639][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1333.071858][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.072035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1333.072457][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1333.072812][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1333.073111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.073282][ T32] INFO: task kworker/0:464:5418 blocked for more than 459 seconds. [ 1333.073328][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.073381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.073435][ T32] task:kworker/0:464 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.073491][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.073563][ T32] Call trace: [ 1333.073614][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.073673][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:855e5400 [ 1333.073699][ T32] r4:855e5400 [ 1333.073721][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.073769][ T32] r5:855e5400 r4:8291a680 [ 1333.073790][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.073856][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.073933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1333.073962][ T32] r4:00000000 [ 1333.073985][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.074036][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.074093][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.074188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8cc0 [ 1333.074268][ T32] r4:00000000 [ 1333.074319][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.074414][ T32] r9:83018005 r8:855e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1333.074460][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.074549][ T32] r5:00001000 r4:eb64d000 [ 1333.074594][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.074677][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.074797][ T32] r5:847edb8c r4:847ed800 [ 1333.074849][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.074957][ T32] r7:dddced80 r6:83018000 r5:847edb8c r4:852b8b00 [ 1333.075029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.098321][ T32] r10:61c88647 r9:855e5400 r8:852b8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.098430][ T32] r4:852b8b00 [ 1333.098460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.098539][ T32] r10:00000000 r9:852b8b00 r8:80287e08 r7:eba61e60 r6:850e4b00 r5:855e5400 [ 1333.098604][ T32] r4:00000001 [ 1333.098632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.098677][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1333.098712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.098746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.098801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.098840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.098890][ T32] r4:8473c700 [ 1333.099813][ T32] INFO: task kworker/0:464:5418 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.099872][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.099973][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.100061][ T32] Call trace: [ 1333.100196][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.100305][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.100335][ T32] r4:00000000 [ 1333.100384][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.100435][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.100491][ T32] 1d20: ba144000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.100634][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.100667][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.100700][ T32] r5:80000113 r4:80239bb0 [ 1333.100760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.100814][ T32] r4:82ac21e4 [ 1333.100837][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.100891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.100930][ T32] r4:eb291dc0 [ 1333.100955][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.101089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.101191][ T32] r4:00000000 [ 1333.101217][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.101285][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.101313][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.101362][ T32] r5:00001000 r4:eafbb000 [ 1333.101385][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.101455][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.101508][ T32] r5:853c5f8c r4:853c5c00 [ 1333.101533][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.101785][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1333.102034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.102486][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.102732][ T32] r5:855dec00 r4:8291a680 ** 5 printk messages dropped ** [ 1333.103065][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1333.103421][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.103514][ T32] r5:854a438c r4:854a4000 [ 1333.103547][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.103632][ T32] r7:dddced80 r6:83018000 r5:854a438c r4:852b8b80 [ 1333.103662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.103744][ T32] r10:61c88647 r9:855dec00 r8:852b8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.103774][ T32] r4:852b8b80 [ 1333.103796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.103849][ T32] r10:00000000 r9:852b8b80 r8:80287e08 r7:eba61e60 r6:850e4b80 r5:855dec00 [ 1333.103874][ T32] r4:00000001 [ 1333.103931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.103995][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1333.104029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.104073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.104108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.104142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.104166][ T32] r4:84744080 [ 1333.104599][ T32] INFO: task kworker/0:465:5420 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.104725][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.104792][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.104838][ T32] Call trace: [ 1333.104952][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.105020][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.105046][ T32] r4:00000000 [ 1333.105068][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.122511][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.122596][ T32] 1d20: ba4b1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.122643][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.122674][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.122708][ T32] r5:80000113 r4:80239bb0 [ 1333.122762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.122834][ T32] r4:82ac21e4 [ 1333.122858][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.122921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.122972][ T32] r4:eb291dc0 [ 1333.122999][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.123088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.123119][ T32] r4:00000000 [ 1333.123166][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.123261][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.123300][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.123358][ T32] r5:00001000 r4:eafbb000 [ 1333.123394][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.123443][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.123534][ T32] r5:853c5f8c r4:853c5c00 [ 1333.123585][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.123667][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.123719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.123797][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.123833][ T32] r4:850f5d80 [ 1333.123887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.123975][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.124057][ T32] r4:00000001 [ 1333.124084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.124138][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.124173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.124220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.124254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.124300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.124360][ T32] r4:8484cc40 [ 1333.124414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.124476][ T32] INFO: task kworker/0:466:5422 blocked for more than 459 seconds. [ 1333.124517][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.124546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.124590][ T32] task:kworker/0:466 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.124681][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.124738][ T32] Call trace: [ 1333.124779][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.124845][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000013 r6:eba91d8c r5:855e8c00 [ 1333.124872][ T32] r4:855e8c00 [ 1333.124904][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.124955][ T32] r5:855e8c00 r4:8291a680 [ 1333.124978][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.135876][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.136566][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.136621][ T32] r5:854a4b8c r4:854a4800 [ 1333.136645][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.136708][ T32] r7:dddced80 r6:83018000 r5:854a4b8c r4:852b8a80 [ 1333.136760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.137020][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.137315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.138718][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.138829][ T32] Call trace: [ 1333.138935][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.139102][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.139151][ T32] r4:00000000 [ 1333.139209][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.139295][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.139337][ T32] 1d20: ba5b6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.139410][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.139455][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.139502][ T32] r5:80000113 r4:80239bb0 [ 1333.139559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.139654][ T32] r4:82ac21e4 [ 1333.139701][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.139783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.139840][ T32] r4:eb291dc0 [ 1333.139913][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.140028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.140063][ T32] r4:00000000 [ 1333.140106][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.140200][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.140278][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.140350][ T32] r5:00001000 r4:eafbb000 [ 1333.140396][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.140478][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.140567][ T32] r5:853c5f8c r4:853c5c00 [ 1333.140613][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.140728][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.140781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.140890][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.140971][ T32] r4:850f5d80 [ 1333.141022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.141126][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.141180][ T32] r4:00000001 [ 1333.141225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.141337][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.141404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.141475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.141558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.141645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.141718][ T32] r4:8484cc40 [ 1333.141775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.141837][ T32] INFO: task kworker/0:467:5424 blocked for more than 459 seconds. [ 1333.141923][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.141981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.142033][ T32] task:kworker/0:467 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.142328][ T32] r4:855e8000 ** 4 printk messages dropped ** [ 1333.142559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 ** 4 printk messages dropped ** [ 1333.142774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744f80 [ 1333.142839][ T32] r4:00000000 [ 1333.142889][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.142951][ T32] r9:83018005 r8:855e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1333.142980][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.143074][ T32] r5:00001000 r4:eb809000 [ 1333.143143][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.143210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.143289][ T32] r5:854a6f8c r4:854a6c00 [ 1333.143327][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.143384][ T32] r7:dddced80 r6:83018000 r5:854a6f8c r4:852b8c00 [ 1333.143432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.143508][ T32] r10:61c88647 r9:855e8000 r8:852b8c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.143540][ T32] r4:852b8c00 [ 1333.143565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.143621][ T32] r10:00000000 r9:852b8c00 r8:80287e08 r7:eba61e60 r6:850e4c80 r5:855e8000 [ 1333.143646][ T32] r4:00000001 [ 1333.143668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.143735][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1333.143772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.143832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.143869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.143913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.143939][ T32] r4:84744300 [ 1333.144476][ T32] INFO: task kworker/0:467:5424 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.144535][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.144616][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.144722][ T32] Call trace: [ 1333.144763][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.144878][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.144923][ T32] r4:00000000 [ 1333.144947][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.145021][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.162920][ T32] 1d20: ba5b6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.163168][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.163238][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.163316][ T32] r5:80000113 r4:80239bb0 [ 1333.163371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.163502][ T32] r4:82ac21e4 [ 1333.163551][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.163665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 2 printk messages dropped ** [ 1333.163867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 3 printk messages dropped ** [ 1333.164186][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.164577][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1333.164761][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1333.179882][ T32] INFO: task kworker/0:468:5426 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 1333.180190][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.180451][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.180897][ T32] r9:83018005 r8:84993c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 4 printk messages dropped ** [ 1333.181201][ T32] r5:854a578c r4:854a5400 [ 1333.181252][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.181499][ T32] r4:852b8c80 ** 3 printk messages dropped ** [ 1333.181699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.183086][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1333.183349][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1333.183754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 5 printk messages dropped ** [ 1333.184018][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 3 printk messages dropped ** [ 1333.184209][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.184257][ T32] r5:853c5f8c r4:853c5c00 [ 1333.184304][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.184361][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.184385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.184447][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.184498][ T32] r4:850f5d80 [ 1333.184523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.184578][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.184618][ T32] r4:00000001 [ 1333.184725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.184813][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.184862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.184954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.185025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.185101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.201878][ T32] r4:8484cc40 [ 1333.201965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.202061][ T32] INFO: task kworker/0:469:5429 blocked for more than 459 seconds. [ 1333.202107][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.202140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.202166][ T32] task:kworker/0:469 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.202232][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.202297][ T32] Call trace: [ 1333.202355][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.202425][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:84996000 [ 1333.202452][ T32] r4:84996000 [ 1333.202481][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.202535][ T32] r5:84996000 r4:8291a680 [ 1333.202559][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.202631][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.202687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1333.202715][ T32] r4:00000000 [ 1333.202766][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.202810][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.202890][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.202945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744400 [ 1333.202971][ T32] r4:00000000 [ 1333.202992][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.203105][ T32] r9:83018005 r8:84996000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1333.203136][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.203210][ T32] r5:00001000 r4:eb6b7000 [ 1333.203262][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.203311][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.203361][ T32] r5:854a4f8c r4:854a4c00 [ 1333.203395][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.203454][ T32] r7:dddced80 r6:83018000 r5:854a4f8c r4:852b8d80 [ 1333.203479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.203533][ T32] r10:61c88647 r9:84996000 r8:852b8dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.203583][ T32] r4:852b8d80 [ 1333.203610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.203665][ T32] r10:00000000 r9:852b8d80 r8:80287e08 r7:eba99e60 r6:852b8e00 r5:84996000 [ 1333.203690][ T32] r4:00000001 [ 1333.203712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.203755][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1333.203787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.203820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.203849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.203917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.203947][ T32] r4:84744700 [ 1333.204895][ T32] INFO: task kworker/0:469:5429 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.204946][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.205014][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.225968][ T32] Call trace: [ 1333.226213][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.226402][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.226461][ T32] r4:00000000 [ 1333.226537][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.226633][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.226705][ T32] 1d20: bafcb000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.226801][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.226906][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.226981][ T32] r5:80000113 r4:80239bb0 [ 1333.227029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.227166][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.227577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1333.228208][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1333.228905][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1333.229151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.229619][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.230065][ T32] r5:85468000 r4:8291a680 ** 5 printk messages dropped ** [ 1333.230520][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.230966][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.231456][ T32] r5:854a5b8c r4:854a5800 [ 1333.231506][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.231809][ T32] r10:61c88647 r9:85468000 r8:852b8eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.231871][ T32] r4:852b8e80 [ 1333.231934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.232070][ T32] r10:00000000 r9:852b8e80 r8:80287e08 r7:eba99e60 r6:852b8f00 r5:85468000 [ 1333.232131][ T32] r4:00000001 [ 1333.232178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.232265][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1333.232351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.232436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.232520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.232602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.232679][ T32] r4:84744300 [ 1333.233744][ T32] INFO: task kworker/0:470:5430 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.233824][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.233907][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.233970][ T32] Call trace: [ 1333.234034][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.234169][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.234226][ T32] r4:00000000 [ 1333.234252][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.234299][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.234332][ T32] 1d20: bafcb000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.234393][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.234463][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.234495][ T32] r5:80000113 r4:80239bb0 [ 1333.234519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.234565][ T32] r4:82ac21e4 [ 1333.234586][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.234660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.234688][ T32] r4:eb291dc0 [ 1333.234710][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.234865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.234901][ T32] r4:00000000 [ 1333.234925][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.234978][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.235001][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.244139][ T32] r5:00001000 r4:eafbb000 [ 1333.244250][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.244327][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.244381][ T32] r5:853c5f8c r4:853c5c00 [ 1333.244426][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.244586][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.244618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.244700][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.244730][ T32] r4:850f5d80 [ 1333.244755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.244836][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.244942][ T32] r4:00000001 [ 1333.244969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.245083][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.245573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.245619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.245652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.245689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.245740][ T32] r4:8484cc40 [ 1333.245770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.245805][ T32] INFO: task kworker/0:471:5432 blocked for more than 459 seconds. [ 1333.245843][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.245873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.245908][ T32] task:kworker/0:471 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.245972][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.246046][ T32] Call trace: [ 1333.246102][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.246170][ T32] r10:8291a684 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:83b20c00 [ 1333.246209][ T32] r4:83b20c00 [ 1333.246252][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.246332][ T32] r5:83b20c00 r4:8291a680 [ 1333.246384][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.246434][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.246509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 ** 2 printk messages dropped ** [ 1333.246617][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1333.247108][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.247213][ T32] r5:854a7b8c r4:854a7800 [ 1333.247235][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.247311][ T32] r7:dddced80 r6:83018000 r5:854a7b8c r4:850e9f00 ** 1 printk messages dropped ** [ 1333.247411][ T32] r10:61c88647 r9:83b20c00 r8:850e9f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1333.247722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.249107][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1333.249339][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.249723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1333.250331][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1333.250651][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1333.251168][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1333.251328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1333.251840][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.252093][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.252252][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.252424][ T32] r5:8559ab8c r4:8559a800 [ 1333.252465][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.252678][ T32] r4:850e4d00 [ 1333.252704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.252793][ T32] r10:00000000 r9:850e4d00 r8:80287e08 r7:eba31e60 r6:850e4d80 r5:855e9800 [ 1333.252851][ T32] r4:00000001 [ 1333.252907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.253007][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1333.253083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.253156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.253228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.253306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.253398][ T32] r4:8483d400 [ 1333.254237][ T32] INFO: task kworker/1:679:5435 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.254329][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.254478][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.254628][ T32] Call trace: [ 1333.254707][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.254829][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.254896][ T32] r4:00000000 [ 1333.255011][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.291649][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.291903][ T32] 1d20: bb455000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.291988][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.292056][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.292122][ T32] r5:80000113 r4:80239bb0 [ 1333.292198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.292279][ T32] r4:82ac21e4 [ 1333.292327][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.292406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.292435][ T32] r4:eb291dc0 [ 1333.292457][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.292570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.292600][ T32] r4:00000000 [ 1333.292623][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.292679][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.292702][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.292754][ T32] r5:00001000 r4:eafbb000 [ 1333.292776][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.292820][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.292869][ T32] r5:853c5f8c r4:853c5c00 [ 1333.292897][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.292977][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.293004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.293082][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.293111][ T32] r4:850f5d80 [ 1333.293133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.293188][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.293213][ T32] r4:00000001 [ 1333.293258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.293305][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.293363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.293400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.293432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.293465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.293513][ T32] r4:8484cc40 [ 1333.293543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.293612][ T32] INFO: task kworker/1:680:5436 blocked for more than 459 seconds. [ 1333.293653][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.293683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.293708][ T32] task:kworker/1:680 state:D stack:0 pid:5436 tgid:5436 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.293771][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.294004][ T32] r4:855eb000 ** 4 printk messages dropped ** [ 1333.294227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 ** 8 printk messages dropped ** [ 1333.294740][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.294957][ T32] r5:854a678c r4:854a6400 [ 1333.295009][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.310206][ T32] r7:ddde2d80 r6:83018200 r5:854a678c r4:850e4e00 [ 1333.310426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.310891][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.311305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.312848][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1333.313117][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.313492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1333.313973][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1333.314180][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1333.314483][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1333.314684][ T32] task:kworker/1:681 state:D stack:0 pid:5438 tgid:5438 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.323979][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.324629][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.324678][ T32] r5:854fff8c r4:854ffc00 [ 1333.324701][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1333.338242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.338604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.338639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.338723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.338776][ T32] r4:8483d740 [ 1333.339761][ T32] INFO: task kworker/1:681:5438 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.339817][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.339973][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.340108][ T32] Call trace: [ 1333.340196][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.340262][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.340288][ T32] r4:00000000 [ 1333.340310][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.340368][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.340429][ T32] 1d20: bbb15000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.340467][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.340506][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.340537][ T32] r5:80000113 r4:80239bb0 [ 1333.340561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.340610][ T32] r4:82ac21e4 [ 1333.340633][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.340684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.340708][ T32] r4:eb291dc0 [ 1333.340732][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.340830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.340865][ T32] r4:00000000 [ 1333.340892][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.340947][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.340970][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.341019][ T32] r5:00001000 r4:eafbb000 [ 1333.341042][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.341087][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.341135][ T32] r5:853c5f8c r4:853c5c00 [ 1333.341157][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.341209][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.341232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.341286][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.341311][ T32] r4:850f5d80 [ 1333.341356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.341412][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.341437][ T32] r4:00000001 [ 1333.341458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.341499][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.341541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.341605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.341664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.341708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.341757][ T32] r4:8484cc40 [ 1333.341789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.341822][ T32] INFO: task kworker/0:472:5441 blocked for more than 459 seconds. [ 1333.341860][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.341936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.341965][ T32] task:kworker/0:472 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.342054][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.342129][ T32] Call trace: [ 1333.342200][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.342282][ T32] r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000013 r6:ebab5d8c r5:855ed400 [ 1333.342335][ T32] r4:855ed400 [ 1333.342360][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.342409][ T32] r5:855ed400 r4:8291a680 [ 1333.342431][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.342728][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.343264][ T32] r5:854a738c r4:854a7000 [ 1333.343327][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.343392][ T32] r7:dddced80 r6:83018000 r5:854a738c r4:84846100 [ 1333.343420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.343526][ T32] r4:84846100 ** 4 printk messages dropped ** [ 1333.343912][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) ** 7 printk messages dropped ** [ 1333.354093][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.354354][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.354517][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 6 printk messages dropped ** [ 1333.354931][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1333.368357][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.368902][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 5 printk messages dropped ** [ 1333.369101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.369422][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.369806][ T32] r5:855ec800 r4:8291a680 ** 6 printk messages dropped ** [ 1333.370120][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.370461][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.370510][ T32] r5:854a7f8c r4:854a7c00 ** 1 printk messages dropped ** [ 1333.370595][ T32] r7:dddced80 r6:83018000 r5:854a7f8c r4:84846080 ** 5 printk messages dropped ** [ 1333.370798][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.370978][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.372376][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.372406][ T32] r4:00000000 [ 1333.372429][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.372518][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.372556][ T32] 1d20: bbe0f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.372590][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.372621][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.372648][ T32] r5:80000113 r4:80239bb0 [ 1333.372695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.372746][ T32] r4:82ac21e4 [ 1333.372791][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.372845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.372872][ T32] r4:eb291dc0 [ 1333.372910][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.372990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.373019][ T32] r4:00000000 [ 1333.373055][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.373113][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.373162][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.373214][ T32] r5:00001000 r4:eafbb000 [ 1333.373236][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.373280][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.373329][ T32] r5:853c5f8c r4:853c5c00 [ 1333.373350][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.373403][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.373443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.373511][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.373536][ T32] r4:850f5d80 [ 1333.373557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.373609][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.373633][ T32] r4:00000001 [ 1333.373654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.373695][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.373724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.373756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.373786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.373844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.373874][ T32] r4:8484cc40 [ 1333.373903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.373932][ T32] INFO: task kworker/0:474:5445 blocked for more than 459 seconds. [ 1333.373987][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.374042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.374091][ T32] task:kworker/0:474 state:D stack:0 pid:5445 tgid:5445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.374197][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.374259][ T32] Call trace: [ 1333.374292][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.374364][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:855ea400 [ 1333.374394][ T32] r4:855ea400 [ 1333.374441][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.374493][ T32] r5:855ea400 r4:8291a680 [ 1333.374588][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.374637][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.374735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1333.374772][ T32] r4:00000000 [ 1333.374810][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.374933][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.374977][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.375026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84180000 [ 1333.398830][ T32] r4:00000000 [ 1333.398946][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.399122][ T32] r9:83018005 r8:855ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.399164][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.399223][ T32] r5:00001000 r4:eae7b000 [ 1333.399271][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.399364][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.399497][ T32] r5:854a478c r4:854a4400 [ 1333.399536][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.399627][ T32] r7:dddced80 r6:83018000 r5:854a478c r4:84846000 [ 1333.399654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.399754][ T32] r10:61c88647 r9:855ea400 r8:8484602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.399790][ T32] r4:84846000 [ 1333.399814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.399870][ T32] r10:00000000 r9:84846000 r8:80287e08 r7:ebabde60 r6:850e4100 r5:855ea400 [ 1333.399903][ T32] r4:00000001 [ 1333.399930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.400000][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1333.400070][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.400130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.400169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.400205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.400230][ T32] r4:84744300 [ 1333.401182][ T32] INFO: task kworker/0:474:5445 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.401245][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.401498][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.401593][ T32] Call trace: [ 1333.401630][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.401692][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.401718][ T32] r4:00000000 [ 1333.401741][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.401786][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.401949][ T32] 1d20: bc245000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.401994][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 3 printk messages dropped ** [ 1333.402159][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.402467][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.402751][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.403163][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.403356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.403787][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.404117][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.404638][ T32] r9:83018005 r8:855ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 1333.404892][ T32] r5:854a638c r4:854a6000 [ 1333.404956][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.412988][ T32] r10:00000000 r9:84846180 r8:80287e08 r7:ebac5e60 r6:84a1a000 r5:855ee000 ** 9 printk messages dropped ** [ 1333.414568][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.428623][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.428678][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.428739][ T32] r5:80000113 r4:80239bb0 [ 1333.428770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.428841][ T32] r4:82ac21e4 [ 1333.428865][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.428927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.428954][ T32] r4:eb291dc0 [ 1333.428976][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.429057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.429101][ T32] r4:00000000 [ 1333.429128][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.429195][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.429247][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.429333][ T32] r5:00001000 r4:eafbb000 [ 1333.429361][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.429408][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.429469][ T32] r5:853c5f8c r4:853c5c00 [ 1333.429521][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.429636][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.429674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.429733][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.429760][ T32] r4:850f5d80 [ 1333.429782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.429836][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.429879][ T32] r4:00000001 [ 1333.429913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.429958][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.430023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.430063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.430093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.430128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.430157][ T32] r4:8484cc40 [ 1333.430186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.430221][ T32] INFO: task kworker/0:476:5448 blocked for more than 459 seconds. [ 1333.430282][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.430339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.430367][ T32] task:kworker/0:476 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.430458][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.430560][ T32] Call trace: [ 1333.430630][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.430742][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000013 r6:ebad1d8c r5:855e6000 [ 1333.430773][ T32] r4:855e6000 [ 1333.430796][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.430869][ T32] r5:855e6000 r4:8291a680 [ 1333.430936][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.431004][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.431132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1333.431178][ T32] r4:00000000 [ 1333.431214][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.431261][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.431337][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.431415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84180640 [ 1333.431445][ T32] r4:00000000 [ 1333.431467][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.431519][ T32] r9:83018005 r8:855e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1333.431545][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.431604][ T32] r5:00001000 r4:eb2d5000 [ 1333.431660][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.431711][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.431760][ T32] r5:854a838c r4:854a8000 [ 1333.431782][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.431834][ T32] r7:dddced80 r6:83018000 r5:854a838c r4:84846200 [ 1333.431882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.431948][ T32] r10:61c88647 r9:855e6000 r8:8484622c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1333.432033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.432635][ T32] r4:841800c0 ** 2 printk messages dropped ** [ 1333.433675][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.434239][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1333.434564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 5 printk messages dropped ** [ 1333.434829][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.446115][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1333.446340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.446666][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.447184][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.447624][ T32] r9:83018005 r8:855e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1333.448031][ T32] r5:854a778c r4:854a7400 [ 1333.448081][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1333.448312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.448633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.450250][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1333.450678][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.450958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 2 printk messages dropped ** [ 1333.451150][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.451194][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.451250][ T32] r5:00001000 r4:eafbb000 [ 1333.451285][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.451348][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.451400][ T32] r5:853c5f8c r4:853c5c00 [ 1333.451423][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.451478][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.451501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.451555][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.451580][ T32] r4:850f5d80 [ 1333.451626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.451683][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.451710][ T32] r4:00000001 [ 1333.451743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.451787][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.451818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.451863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.451927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.451976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.452029][ T32] r4:8484cc40 [ 1333.452054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.452082][ T32] INFO: task kworker/0:478:5452 blocked for more than 459 seconds. [ 1333.452117][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.452170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.452211][ T32] task:kworker/0:478 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.452265][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.452310][ T32] Call trace: [ 1333.452443][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.452538][ T32] r10:8291a684 r9:ebae1d84 r8:00000002 r7:60000013 r6:ebae1d8c r5:855f0c00 [ 1333.452627][ T32] r4:855f0c00 [ 1333.452678][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.452755][ T32] r5:855f0c00 r4:8291a680 [ 1333.452781][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.452851][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.452915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1333.452957][ T32] r4:00000000 [ 1333.452995][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.453039][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.453116][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.453199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841803c0 [ 1333.453228][ T32] r4:00000000 [ 1333.453344][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.453400][ T32] r9:83018005 r8:855f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1333.453426][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.453500][ T32] r5:00001000 r4:eb0c9000 [ 1333.453526][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.453596][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.453650][ T32] r5:854a378c r4:854a3400 [ 1333.453673][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.453724][ T32] r7:dddced80 r6:83018000 r5:854a378c r4:84846300 [ 1333.453747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.453911][ T32] r10:61c88647 r9:855f0c00 r8:8484632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.453966][ T32] r4:84846300 [ 1333.454025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.454094][ T32] r10:00000000 r9:84846300 r8:80287e08 r7:ebad1e60 r6:84a1a180 r5:855f0c00 [ 1333.454203][ T32] r4:00000001 [ 1333.454229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.454378][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1333.454420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.454452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.454506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.454576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.454692][ T32] r4:84180080 [ 1333.486240][ T32] INFO: task kworker/0:478:5452 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.486408][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.486502][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.486653][ T32] Call trace: [ 1333.486722][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.486833][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.486890][ T32] r4:00000000 [ 1333.486917][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.486992][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.487055][ T32] 1d20: bcc32000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.487094][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.487150][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.487207][ T32] r5:80000113 r4:80239bb0 [ 1333.487252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.487306][ T32] r4:82ac21e4 [ 1333.487333][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.487386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.487436][ T32] r4:eb291dc0 [ 1333.487536][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.487619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.487649][ T32] r4:00000000 [ 1333.487684][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.487762][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.487791][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.487840][ T32] r5:00001000 r4:eafbb000 [ 1333.487862][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.487977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.488080][ T32] r5:853c5f8c r4:853c5c00 [ 1333.488179][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.488254][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.488282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.488338][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.488362][ T32] r4:850f5d80 [ 1333.488384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.488461][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.488560][ T32] r4:00000001 [ 1333.488610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.488732][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.488765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.488799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.488854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.488899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.488924][ T32] r4:8484cc40 [ 1333.488949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.488983][ T32] INFO: task kworker/0:479:5454 blocked for more than 459 seconds. [ 1333.489021][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.489049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.489072][ T32] task:kworker/0:479 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.489173][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.489224][ T32] Call trace: [ 1333.489258][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.489314][ T32] r10:8291a684 r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:855f0000 [ 1333.489339][ T32] r4:855f0000 [ 1333.489361][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.489409][ T32] r5:855f0000 r4:8291a680 [ 1333.489431][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.489473][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.489547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1333.489576][ T32] r4:00000000 [ 1333.489693][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.489739][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.489779][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.489827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84180440 [ 1333.489857][ T32] r4:00000000 [ 1333.489882][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.489942][ T32] r9:83018005 r8:855f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1333.489967][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.490019][ T32] r5:00001000 r4:eb1ad000 [ 1333.490145][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.490196][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.490256][ T32] r5:854a6b8c r4:854a6800 [ 1333.490306][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.490362][ T32] r7:dddced80 r6:83018000 r5:854a6b8c r4:84846380 [ 1333.490386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.490444][ T32] r10:61c88647 r9:855f0000 r8:848463ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.490471][ T32] r4:84846380 [ 1333.490495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.490548][ T32] r10:00000000 r9:84846380 r8:80287e08 r7:ebad1e60 r6:84a1a200 r5:855f0000 [ 1333.490573][ T32] r4:00000001 [ 1333.490594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.490634][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1333.490664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.490698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.490729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.490764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.490812][ T32] r4:84180480 [ 1333.491509][ T32] INFO: task kworker/0:479:5454 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.491553][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.491721][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.491868][ T32] Call trace: [ 1333.491969][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.492031][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.492056][ T32] r4:00000000 [ 1333.492079][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.492123][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.492156][ T32] 1d20: bcc32000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.492192][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.492220][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.492247][ T32] r5:80000113 r4:80239bb0 [ 1333.492269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.492314][ T32] r4:82ac21e4 [ 1333.492408][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.492478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.492568][ T32] r4:eb291dc0 [ 1333.492666][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.492724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.492752][ T32] r4:00000000 [ 1333.492773][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.492849][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.492894][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.492948][ T32] r5:00001000 r4:eafbb000 [ 1333.492971][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.493040][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.493143][ T32] r5:853c5f8c r4:853c5c00 [ 1333.493192][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.493249][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1333.493531][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1333.493803][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1333.493949][ T32] INFO: task kworker/0:480:5457 blocked for more than 459 seconds. [ 1333.494105][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.494136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.494211][ T32] task:kworker/0:480 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.494318][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.494369][ T32] Call trace: [ 1333.494402][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.494458][ T32] r10:8291a684 r9:ebaedd84 r8:00000002 r7:60000113 r6:ebaedd8c r5:855f2400 [ 1333.494483][ T32] r4:855f2400 [ 1333.494505][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.494553][ T32] r5:855f2400 r4:8291a680 [ 1333.494591][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.494700][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.494762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 ** 3 printk messages dropped ** [ 1333.495016][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1333.518311][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.518470][ T32] r5:854a8f8c r4:854a8c00 [ 1333.518499][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.518557][ T32] r7:dddced80 r6:83018000 r5:854a8f8c r4:84846400 ** 1 printk messages dropped ** [ 1333.518665][ T32] r10:61c88647 r9:855f2400 r8:8484642c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.519002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.520375][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.520792][ T32] 1d20: bce69000 eafa9000 00000001 80239b98 7f439000 00000001 ** 6 printk messages dropped ** [ 1333.521088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1333.521596][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.522073][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.522238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.522769][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.523211][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.523595][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.523754][ T32] r5:854a8b8c r4:854a8800 [ 1333.523776][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1333.524060][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.524243][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.524836][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.524944][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.525031][ T32] Call trace: [ 1333.544325][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.544505][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.544536][ T32] r4:00000000 [ 1333.544590][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.544693][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.544735][ T32] 1d20: bd174000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.544769][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.544803][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.544857][ T32] r5:80000113 r4:80239bb0 [ 1333.544891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.544945][ T32] r4:82ac21e4 [ 1333.544968][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.545032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.545539][ T32] r4:eb291dc0 [ 1333.545590][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.545654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.545697][ T32] r4:00000000 [ 1333.545725][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.545780][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.545816][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.545887][ T32] r5:00001000 r4:eafbb000 [ 1333.545915][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.545961][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.546035][ T32] r5:853c5f8c r4:853c5c00 [ 1333.546090][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.546154][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.546178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.546233][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.546259][ T32] r4:850f5d80 [ 1333.546281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.546334][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.546364][ T32] r4:00000001 [ 1333.546404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.546453][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.546486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.546534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.546577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.546611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.546635][ T32] r4:8484cc40 [ 1333.546662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.546695][ T32] INFO: task kworker/0:482:5461 blocked for more than 460 seconds. [ 1333.546758][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.546833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.546890][ T32] task:kworker/0:482 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.547130][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.547209][ T32] Call trace: [ 1333.547272][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.547337][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000013 r6:ebaf5d8c r5:855f3c00 [ 1333.547363][ T32] r4:855f3c00 [ 1333.547386][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.547442][ T32] r5:855f3c00 r4:8291a680 [ 1333.547496][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.547570][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.547654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1333.547684][ T32] r4:00000000 [ 1333.547706][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.547771][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.547838][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.547900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84180740 [ 1333.547943][ T32] r4:00000000 [ 1333.547971][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.548025][ T32] r9:83018005 r8:855f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1333.548049][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.548096][ T32] r5:00001000 r4:eb4db000 [ 1333.548143][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.548191][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.548241][ T32] r5:854a978c r4:854a9400 [ 1333.548263][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.548314][ T32] r7:dddced80 r6:83018000 r5:854a978c r4:84846500 [ 1333.548362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.548444][ T32] r10:61c88647 r9:855f3c00 r8:8484652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.548474][ T32] r4:84846500 [ 1333.548495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.548548][ T32] r10:00000000 r9:84846500 r8:80287e08 r7:ebaede60 r6:84a1a380 r5:855f3c00 [ 1333.548573][ T32] r4:00000001 [ 1333.548593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.548633][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1333.548686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.548725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.548755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.548812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.548842][ T32] r4:84180740 [ 1333.549761][ T32] INFO: task kworker/0:482:5461 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.549830][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.549909][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.549959][ T32] Call trace: [ 1333.550053][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.550117][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.550143][ T32] r4:00000000 [ 1333.550164][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.550209][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.550242][ T32] 1d20: bd174000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.550297][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.550332][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.550359][ T32] r5:80000113 r4:80239bb0 [ 1333.550381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.550460][ T32] r4:82ac21e4 [ 1333.550486][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.550537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.550595][ T32] r4:eb291dc0 [ 1333.550631][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.550684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 3 printk messages dropped ** [ 1333.550859][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.551000][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.551098][ T32] r5:853c5f8c r4:853c5c00 [ 1333.551124][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.551185][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.551208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.551261][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.551288][ T32] r4:850f5d80 [ 1333.551310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.551364][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.551388][ T32] r4:00000001 [ 1333.551409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.551547][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.551583][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.551674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.551720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.551760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.551786][ T32] r4:8484cc40 [ 1333.551866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.551903][ T32] INFO: task kworker/0:483:5463 blocked for more than 460 seconds. ** 5 printk messages dropped ** [ 1333.552528][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1333.552841][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.553491][ T32] r9:83018005 r8:855f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1333.553807][ T32] r5:854a878c r4:854a8400 [ 1333.553866][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.553950][ T32] r7:dddced80 r6:83018000 r5:854a878c r4:84846580 [ 1333.553975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.554055][ T32] r4:84846580 ** 4 printk messages dropped ** [ 1333.554230][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) ** 6 printk messages dropped ** [ 1333.554944][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.589211][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1333.589560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 4 printk messages dropped ** [ 1333.589763][ T32] r5:00001000 r4:eafbb000 [ 1333.589801][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.589851][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.589918][ T32] r5:853c5f8c r4:853c5c00 [ 1333.589954][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.590015][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.590041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.590097][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.590122][ T32] r4:850f5d80 [ 1333.590144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.590220][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.590274][ T32] r4:00000001 [ 1333.590329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.590387][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.590422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.590481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.590521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.590559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.590589][ T32] r4:8484cc40 [ 1333.590618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.590675][ T32] INFO: task kworker/0:484:5465 blocked for more than 460 seconds. [ 1333.590717][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.590747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.590782][ T32] task:kworker/0:484 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.590871][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.590949][ T32] Call trace: [ 1333.590996][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.591141][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000013 r6:ebb01d8c r5:855f6000 [ 1333.591201][ T32] r4:855f6000 [ 1333.591253][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.591308][ T32] r5:855f6000 r4:8291a680 [ 1333.591330][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.591375][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.591441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1333.591474][ T32] r4:00000000 [ 1333.591498][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.591539][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.591597][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.591650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84180700 [ 1333.591677][ T32] r4:00000000 [ 1333.591699][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.591917][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.591965][ T32] r5:854a9b8c r4:854a9800 [ 1333.591988][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.592138][ T32] r7:dddced80 r6:83018000 r5:854a9b8c r4:84846600 [ 1333.592170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.592252][ T32] r10:61c88647 r9:855f6000 r8:8484662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.592281][ T32] r4:84846600 [ 1333.592306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.592359][ T32] r10:00000000 r9:84846600 r8:80287e08 r7:ebaf9e60 r6:84a1a480 r5:855f6000 [ 1333.592485][ T32] r4:00000001 [ 1333.592512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.592554][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1333.592585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.592618][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.592649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.592709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.592739][ T32] r4:84180b80 [ 1333.593643][ T32] INFO: task kworker/0:484:5465 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.593712][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.593805][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.593860][ T32] Call trace: [ 1333.593941][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.594007][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.594033][ T32] r4:00000000 [ 1333.594080][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.594129][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 1 printk messages dropped ** [ 1333.594229][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1333.594635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 12 printk messages dropped ** [ 1333.603141][ T32] r4:850f5d80 ** 3 printk messages dropped ** [ 1333.603297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.603838][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1333.604354][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000013 r6:ebb05d8c r5:855f6c00 ** 9 printk messages dropped ** [ 1333.604834][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.618986][ T32] r5:854a9f8c r4:854a9c00 [ 1333.619014][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.619141][ T32] r7:dddced80 r6:83018000 r5:854a9f8c r4:84846680 [ 1333.619173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.619392][ T32] r10:00000000 r9:84846680 r8:80287e08 r7:ebb01e60 r6:84a1a500 r5:855f6c00 ** 7 printk messages dropped ** [ 1333.619736][ T32] r4:84180c80 ** 5 printk messages dropped ** [ 1333.621197][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1333.621615][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.621808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1333.622135][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1333.622535][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1333.622887][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1333.623132][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.623453][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1333.623948][ T32] r9:83018005 r8:855f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1333.624194][ T32] r5:854aa38c r4:854aa000 [ 1333.624241][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.624320][ T32] r7:dddced80 r6:83018000 r5:854aa38c r4:84846700 [ 1333.624354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.624453][ T32] r10:61c88647 r9:855f1800 r8:8484672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.624528][ T32] r4:84846700 [ 1333.624553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.624629][ T32] r10:00000000 r9:84846700 r8:80287e08 r7:ebb01e60 r6:84a1a580 r5:855f1800 [ 1333.624692][ T32] r4:00000001 [ 1333.624720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.624787][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1333.624822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.624878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.624953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.624992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.625017][ T32] r4:85545000 [ 1333.643223][ T32] INFO: task kworker/0:486:5469 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.643365][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.643471][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.643551][ T32] Call trace: [ 1333.643637][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.643708][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.643735][ T32] r4:00000000 [ 1333.643762][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.643810][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.643843][ T32] 1d20: bdec7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.643878][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.643937][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.643969][ T32] r5:80000113 r4:80239bb0 [ 1333.644016][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.644069][ T32] r4:82ac21e4 [ 1333.644092][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.644146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.644171][ T32] r4:eb291dc0 [ 1333.644227][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.644325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.644367][ T32] r4:00000000 [ 1333.644418][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.644500][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.644529][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.644662][ T32] r5:00001000 r4:eafbb000 [ 1333.644693][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.644765][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.644842][ T32] r5:853c5f8c r4:853c5c00 [ 1333.644888][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.644961][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.645022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.651755][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.651826][ T32] r4:850f5d80 [ 1333.651856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.651936][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.651985][ T32] r4:00000001 [ 1333.652012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.652056][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.652088][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.652122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.652156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.652190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.652216][ T32] r4:8484cc40 [ 1333.652267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.652315][ T32] INFO: task kworker/0:487:5470 blocked for more than 460 seconds. [ 1333.652352][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.652399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.652430][ T32] task:kworker/0:487 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.652500][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.652556][ T32] Call trace: [ 1333.652597][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.652659][ T32] r10:8291a684 r9:ebb11d84 r8:00000002 r7:60000113 r6:ebb11d8c r5:855eec00 [ 1333.652684][ T32] r4:855eec00 [ 1333.652734][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1333.652925][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.653251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545080 ** 5 printk messages dropped ** [ 1333.653484][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.653663][ T32] r5:854aa78c r4:854aa400 [ 1333.653701][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.653757][ T32] r7:dddced80 r6:83018000 r5:854aa78c r4:84846780 ** 2 printk messages dropped ** [ 1333.653861][ T32] r4:84846780 ** 2 printk messages dropped ** [ 1333.653966][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1333.654095][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) ** 3 printk messages dropped ** [ 1333.654231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1333.669220][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.669324][ T32] Call trace: [ 1333.669390][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.669486][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.669516][ T32] r4:00000000 [ 1333.669573][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.669653][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.669691][ T32] 1d20: be327000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.669750][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.669861][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.669903][ T32] r5:80000113 r4:80239bb0 [ 1333.669928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.669978][ T32] r4:82ac21e4 [ 1333.670074][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.670131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.670157][ T32] r4:eb291dc0 [ 1333.670189][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.670241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.670268][ T32] r4:00000000 [ 1333.670291][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.670369][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.670412][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.670490][ T32] r5:00001000 r4:eafbb000 [ 1333.670516][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.670562][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.670610][ T32] r5:853c5f8c r4:853c5c00 [ 1333.670633][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.670745][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.670775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.670830][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.670855][ T32] r4:850f5d80 [ 1333.670876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.670970][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.671025][ T32] r4:00000001 [ 1333.671080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.671126][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.671180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.671217][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.671273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.671334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.671395][ T32] r4:8484cc40 [ 1333.671439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.671476][ T32] INFO: task kworker/0:488:5472 blocked for more than 460 seconds. [ 1333.671552][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.671586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.671610][ T32] task:kworker/0:488 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.671660][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.671728][ T32] Call trace: [ 1333.671841][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.671909][ T32] r10:8291a684 r9:ebb19d84 r8:00000002 r7:60000013 r6:ebb19d8c r5:855f8c00 [ 1333.671935][ T32] r4:855f8c00 [ 1333.671957][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.672005][ T32] r5:855f8c00 r4:8291a680 [ 1333.672026][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.672069][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.672120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1333.672263][ T32] r4:00000000 [ 1333.672289][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.672331][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.672371][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.672444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545280 [ 1333.672501][ T32] r4:00000000 [ 1333.672552][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.672655][ T32] r9:83018005 r8:855f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1333.672684][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.672748][ T32] r5:00001000 r4:eb757000 [ 1333.672797][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.672844][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.672901][ T32] r5:854a938c r4:854a9000 [ 1333.672924][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.673038][ T32] r7:dddced80 r6:83018000 r5:854a938c r4:84846800 [ 1333.673066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.673121][ T32] r10:61c88647 r9:855f8c00 r8:8484682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.673206][ T32] r4:84846800 [ 1333.673255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.673335][ T32] r10:00000000 r9:84846800 r8:80287e08 r7:ebb0de60 r6:84a1a680 r5:855f8c00 [ 1333.673363][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1333.673530][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) ** 3 printk messages dropped ** [ 1333.673697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1333.674854][ T32] Call trace: ** 2 printk messages dropped ** [ 1333.675066][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.684666][ T32] 1d20: be327000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1333.684945][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.685498][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1333.685612][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.685792][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1333.685971][ T32] r5:853c5f8c r4:853c5c00 [ 1333.685994][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.686049][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.686096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.686159][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.686184][ T32] r4:850f5d80 [ 1333.686231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.686289][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.686348][ T32] r4:00000001 [ 1333.686375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.686446][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.686506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.686543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.686597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.686636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.686686][ T32] r4:8484cc40 [ 1333.686740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.686775][ T32] INFO: task kworker/0:489:5474 blocked for more than 460 seconds. [ 1333.686831][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.686890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.686943][ T32] task:kworker/0:489 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.687067][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.687139][ T32] Call trace: [ 1333.687187][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.687249][ T32] r10:8291a684 r9:ebb21d84 r8:00000002 r7:60000013 r6:ebb21d8c r5:855f8000 [ 1333.687276][ T32] r4:855f8000 [ 1333.687322][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.687376][ T32] r5:855f8000 r4:8291a680 [ 1333.687414][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.687461][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.687511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb21e08 [ 1333.687537][ T32] r4:00000000 [ 1333.687558][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.687597][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.687636][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.687684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545400 [ 1333.687708][ T32] r4:00000000 [ 1333.687729][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.687780][ T32] r9:83018005 r8:855f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1333.687803][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.687849][ T32] r5:00001000 r4:eb771000 [ 1333.687876][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.687956][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.688009][ T32] r5:854aab8c r4:854aa800 [ 1333.688032][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.688084][ T32] r7:dddced80 r6:83018000 r5:854aab8c r4:84846880 [ 1333.688106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.688159][ T32] r10:61c88647 r9:855f8000 r8:848468ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.688195][ T32] r4:84846880 [ 1333.688220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.688273][ T32] r10:00000000 r9:84846880 r8:80287e08 r7:ebb0de60 r6:84a1a700 r5:855f8000 [ 1333.688321][ T32] r4:00000001 [ 1333.688370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.688413][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1333.688470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.688512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.688544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.688577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.688601][ T32] r4:85545340 [ 1333.689507][ T32] INFO: task kworker/0:489:5474 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.689558][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.689652][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.689707][ T32] Call trace: [ 1333.689864][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.689935][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 4 printk messages dropped ** [ 1333.690133][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1333.690660][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.690871][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1333.691271][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.691541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.691946][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.692321][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.692809][ T32] r9:83018005 r8:855f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1333.693053][ T32] r5:8562d78c r4:8562d400 [ 1333.693075][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.693129][ T32] r7:dddced80 r6:83018000 r5:8562d78c r4:84846900 [ 1333.693176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.693234][ T32] r10:61c88647 r9:855f9800 r8:8484692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.693258][ T32] r4:84846900 [ 1333.693328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.693384][ T32] r10:00000000 r9:84846900 r8:80287e08 r7:ebb0de60 r6:84a1a780 r5:855f9800 [ 1333.693409][ T32] r4:00000001 [ 1333.693455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.693499][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1333.693530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.693564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.693595][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.693629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.693652][ T32] r4:85545180 [ 1333.694119][ T32] INFO: task kworker/0:490:5476 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.694312][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.694437][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.694485][ T32] Call trace: [ 1333.694517][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.694577][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.694636][ T32] r4:00000000 [ 1333.694673][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.694746][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.694808][ T32] 1d20: be327000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.694914][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.694952][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.694982][ T32] r5:80000113 r4:80239bb0 [ 1333.695018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.728185][ T32] r4:82ac21e4 [ 1333.728288][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.728370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.728498][ T32] r4:eb291dc0 [ 1333.728528][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.728580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.728606][ T32] r4:00000000 [ 1333.728628][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.728688][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.728730][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.728786][ T32] r5:00001000 r4:eafbb000 [ 1333.728833][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.728890][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.728942][ T32] r5:853c5f8c r4:853c5c00 [ 1333.728989][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.729049][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.729074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.729145][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.729173][ T32] r4:850f5d80 [ 1333.729197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.729252][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.729276][ T32] r4:00000001 [ 1333.729297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.729365][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.729427][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.729492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.729537][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.729609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.729659][ T32] r4:8484cc40 [ 1333.729718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.729771][ T32] INFO: task kworker/0:491:5478 blocked for more than 460 seconds. [ 1333.729811][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.729890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.729945][ T32] task:kworker/0:491 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.730062][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.730120][ T32] Call trace: [ 1333.730190][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.730253][ T32] r10:8291a684 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:855fa400 [ 1333.730290][ T32] r4:855fa400 [ 1333.730315][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.730366][ T32] r5:855fa400 r4:8291a680 [ 1333.730388][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.730431][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.730492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1333.730522][ T32] r4:00000000 [ 1333.730554][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.730597][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.730647][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.730698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545700 [ 1333.730766][ T32] r4:00000000 [ 1333.730791][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.730842][ T32] r9:83018005 r8:855fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1333.730869][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.730921][ T32] r5:00001000 r4:eb7a5000 ** 2 printk messages dropped ** [ 1333.731148][ T32] r5:854ab78c r4:854ab400 [ 1333.731185][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.731264][ T32] r7:dddced80 r6:83018000 r5:854ab78c r4:84846a80 [ 1333.731291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.731494][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.731690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.733165][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1333.733578][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.733956][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.734296][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.734888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.750635][ T32] INFO: task kworker/0:492:5480 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.751228][ T32] r5:855fb000 r4:8291a680 ** 1 printk messages dropped ** [ 1333.751334][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.751395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1333.751447][ T32] r4:00000000 [ 1333.751547][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.751593][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.751638][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.751687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545840 [ 1333.751713][ T32] r4:00000000 [ 1333.751735][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.751790][ T32] r9:83018005 r8:855fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1333.751889][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.751944][ T32] r5:00001000 r4:eb7b3000 [ 1333.752064][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.752164][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.752219][ T32] r5:854abb8c r4:854ab800 [ 1333.752242][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.752298][ T32] r7:dddced80 r6:83018000 r5:854abb8c r4:84846b80 [ 1333.752321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.752374][ T32] r10:61c88647 r9:855fb000 r8:84846bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.752423][ T32] r4:84846b80 [ 1333.752499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.752583][ T32] r10:00000000 r9:84846b80 r8:80287e08 r7:ebb29e60 r6:84a1a880 r5:855fb000 [ 1333.752612][ T32] r4:00000001 [ 1333.752634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.752680][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1333.752712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.752755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.752801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.752838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.752889][ T32] r4:855454c0 [ 1333.753811][ T32] INFO: task kworker/0:492:5480 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.753865][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.753974][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.754024][ T32] Call trace: [ 1333.754086][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.754159][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.754187][ T32] r4:00000000 [ 1333.754234][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.754284][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.754329][ T32] 1d20: bea25000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.754421][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.754479][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.754511][ T32] r5:80000113 r4:80239bb0 [ 1333.754534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.754585][ T32] r4:82ac21e4 [ 1333.754635][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.754738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.754774][ T32] r4:eb291dc0 [ 1333.754797][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.754872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.754936][ T32] r4:00000000 [ 1333.754967][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.755084][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.773408][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.773515][ T32] r5:00001000 r4:eafbb000 [ 1333.773566][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.773619][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.773707][ T32] r5:853c5f8c r4:853c5c00 [ 1333.773736][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.773843][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.773886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.774021][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.774300][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 1 printk messages dropped ** [ 1333.774376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.774449][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.774486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.774520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.774551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.774594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.774662][ T32] r4:8484cc40 [ 1333.774715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.774764][ T32] INFO: task kworker/0:493:5482 blocked for more than 460 seconds. [ 1333.774836][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.774870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.774903][ T32] task:kworker/0:493 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.774995][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.778757][ T32] Call trace: [ 1333.778863][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.779024][ T32] r10:8291a684 r9:ebb41d84 r8:00000002 r7:60000013 r6:ebb41d8c r5:855fbc00 [ 1333.779113][ T32] r4:855fbc00 [ 1333.779165][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.779268][ T32] r5:855fbc00 r4:8291a680 [ 1333.779315][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.779401][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.779503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 1333.779556][ T32] r4:00000000 [ 1333.779601][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.779679][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.779791][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.779910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545b00 [ 1333.779983][ T32] r4:00000000 [ 1333.780039][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.780152][ T32] r9:83018005 r8:855fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1333.780206][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.780310][ T32] r5:00001000 r4:eb819000 [ 1333.780357][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.780462][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.780561][ T32] r5:854ab38c r4:854ab000 [ 1333.780587][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.780643][ T32] r7:dddced80 r6:83018000 r5:854ab38c r4:84846a00 [ 1333.780695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.780755][ T32] r10:61c88647 r9:855fbc00 r8:84846a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.780780][ T32] r4:84846a00 [ 1333.780802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.780857][ T32] r10:00000000 r9:84846a00 r8:80287e08 r7:ebb29e60 r6:84a1a900 r5:855fbc00 [ 1333.780916][ T32] r4:00000001 [ 1333.780943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.780986][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1333.781044][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.781082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.781113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.781152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.781177][ T32] r4:85545500 [ 1333.782077][ T32] INFO: task kworker/0:493:5482 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.782145][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.782245][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.782311][ T32] Call trace: [ 1333.782349][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.782424][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.782455][ T32] r4:00000000 [ 1333.782506][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.782615][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.782675][ T32] 1d20: bee7f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.782713][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.782766][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.782797][ T32] r5:80000113 r4:80239bb0 [ 1333.782820][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.782885][ T32] r4:82ac21e4 [ 1333.782912][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.782963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.783012][ T32] r4:eb291dc0 [ 1333.783167][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.783251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.783281][ T32] r4:00000000 [ 1333.783303][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.783381][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.783434][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.783485][ T32] r5:00001000 r4:eafbb000 [ 1333.783508][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.783552][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.783813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1333.784039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.784330][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1333.784477][ T32] task:kworker/0:494 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.784528][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.784571][ T32] Call trace: [ 1333.784604][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.784657][ T32] r10:8291a684 r9:ebb49d84 r8:00000002 r7:60000113 r6:ebb49d8c r5:855fd400 [ 1333.784682][ T32] r4:855fd400 [ 1333.784703][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.784751][ T32] r5:855fd400 r4:8291a680 [ 1333.784784][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.784834][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.784919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1333.784949][ T32] r4:00000000 [ 1333.784970][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.785010][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.785048][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.803287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85545bc0 [ 1333.803399][ T32] r4:00000000 [ 1333.803456][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1333.803656][ T32] r5:00001000 r4:eb82f000 ** 2 printk messages dropped ** [ 1333.803806][ T32] r5:8562c38c r4:8562c000 [ 1333.803857][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.803932][ T32] r7:dddced80 r6:83018000 r5:8562c38c r4:84846980 [ 1333.803957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1333.804222][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.804513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.811178][ T32] 1d20: bf0e5000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1333.811673][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1333.811966][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.812532][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1333.812745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.813706][ T32] r10:8291a684 r9:ebb51d84 r8:00000002 r7:60000113 r6:ebb51d8c r5:855fc800 ** 9 printk messages dropped ** [ 1333.814467][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.833607][ T32] r5:8562cb8c r4:8562c800 [ 1333.833633][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.833795][ T32] r4:84846b00 ** 2 printk messages dropped ** [ 1333.833904][ T32] r4:00000001 [ 1333.833976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.834052][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1333.834096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.834132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.834191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.834233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.834258][ T32] r4:85545ac0 [ 1333.840574][ T32] INFO: task kworker/0:495:5487 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.840731][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.840869][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.840998][ T32] Call trace: [ 1333.841047][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.841140][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.841195][ T32] r4:00000000 [ 1333.841222][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.841270][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.841327][ T32] 1d20: bf531000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.841373][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.841402][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.841445][ T32] r5:80000113 r4:80239bb0 [ 1333.841495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.841549][ T32] r4:82ac21e4 [ 1333.841571][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.841622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.841647][ T32] r4:eb291dc0 [ 1333.841707][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.841766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.841837][ T32] r4:00000000 [ 1333.841863][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.841925][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.841974][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.842033][ T32] r5:00001000 r4:eafbb000 [ 1333.842057][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.842102][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.842169][ T32] r5:853c5f8c r4:853c5c00 [ 1333.842195][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.842274][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.842301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.842385][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.842420][ T32] r4:850f5d80 [ 1333.842444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.842520][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.842550][ T32] r4:00000001 [ 1333.842597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.842642][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.842672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.842704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.842734][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.842816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1333.842950][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1333.843353][ T32] r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000013 r6:ebb59d8c r5:855fe000 ** 8 printk messages dropped ** [ 1333.843711][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.844132][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.844198][ T32] r5:8562d38c r4:8562d000 [ 1333.844223][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.844276][ T32] r7:dddced80 r6:83018000 r5:8562d38c r4:84846c00 ** 2 printk messages dropped ** [ 1333.844404][ T32] r4:84846c00 ** 2 printk messages dropped ** [ 1333.844554][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.844915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.860049][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.860093][ T32] r4:00000000 [ 1333.860146][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.860222][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.860286][ T32] 1d20: bf910000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.860324][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.860353][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.860379][ T32] r5:80000113 r4:80239bb0 [ 1333.860401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.860450][ T32] r4:82ac21e4 [ 1333.860482][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.860537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.860564][ T32] r4:eb291dc0 [ 1333.860585][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.860652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.860680][ T32] r4:00000000 [ 1333.860702][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.860755][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.860807][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.860859][ T32] r5:00001000 r4:eafbb000 [ 1333.860890][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.860962][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.861020][ T32] r5:853c5f8c r4:853c5c00 [ 1333.861068][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.861151][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 2 printk messages dropped ** [ 1333.861287][ T32] r4:850f5d80 ** 3 printk messages dropped ** [ 1333.861439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.861786][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 4 printk messages dropped ** [ 1333.862062][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1333.862430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 ** 8 printk messages dropped ** [ 1333.862776][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.862996][ T32] r5:8562df8c r4:8562dc00 [ 1333.863020][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.863108][ T32] r7:dddced80 r6:83018000 r5:8562df8c r4:84846d00 ** 2 printk messages dropped ** [ 1333.863213][ T32] r4:84846d00 ** 4 printk messages dropped ** [ 1333.863432][ T32] Exception stack(0xebb61fb0 to 0xebb61ff8) ** 4 printk messages dropped ** [ 1333.863642][ T32] r4:847449c0 ** 5 printk messages dropped ** [ 1333.864439][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1333.864829][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.865036][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1333.888887][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.889428][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1333.889704][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1333.889966][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.890163][ T32] r10:8291a684 r9:ebb69d84 r8:00000002 r7:60000113 r6:ebb69d8c r5:85668c00 ** 5 printk messages dropped ** [ 1333.890411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 ** 5 printk messages dropped ** [ 1333.890683][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.890915][ T32] r5:00001000 r4:eb871000 [ 1333.890941][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.890986][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.891081][ T32] r5:8562db8c r4:8562d800 [ 1333.891121][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.891198][ T32] r7:dddced80 r6:83018000 r5:8562db8c r4:84846c80 [ 1333.891313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.891383][ T32] r10:61c88647 r9:85668c00 r8:84846cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.891414][ T32] r4:84846c80 [ 1333.891474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.891561][ T32] r10:00000000 r9:84846c80 r8:80287e08 r7:ebb61e60 r6:84a1ab80 r5:85668c00 [ 1333.891588][ T32] r4:00000001 [ 1333.891630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.891676][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1333.891731][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.891823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.891869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.891917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.891942][ T32] r4:84180ec0 [ 1333.892901][ T32] INFO: task kworker/0:498:5493 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.892988][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.893090][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.893165][ T32] Call trace: [ 1333.893203][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.893266][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.893316][ T32] r4:00000000 [ 1333.893343][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.893391][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.893437][ T32] 1d20: bfce0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.893475][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.893533][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.893564][ T32] r5:80000113 r4:80239bb0 [ 1333.893589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.893686][ T32] r4:82ac21e4 [ 1333.893737][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.893792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.893840][ T32] r4:eb291dc0 [ 1333.893865][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.893921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.893948][ T32] r4:00000000 [ 1333.893996][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.894059][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.894083][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.894142][ T32] r5:00001000 r4:eafbb000 [ 1333.894168][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.894236][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.894311][ T32] r5:853c5f8c r4:853c5c00 [ 1333.894337][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.894403][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.894430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.894486][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.894512][ T32] r4:850f5d80 [ 1333.894570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.894676][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.894714][ T32] r4:00000001 [ 1333.894738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.894804][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.894841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.894875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.894912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.894970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.894999][ T32] r4:8484cc40 [ 1333.895064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.904157][ T32] INFO: task kworker/0:499:5495 blocked for more than 460 seconds. [ 1333.904292][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.904327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.904353][ T32] task:kworker/0:499 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.904705][ T32] r4:85668000 ** 3 printk messages dropped ** [ 1333.904876][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.905728][ T32] r9:83018005 r8:85668000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1333.906016][ T32] r5:8562e38c r4:8562e000 [ 1333.906039][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.906093][ T32] r7:dddced80 r6:83018000 r5:8562e38c r4:84846d80 [ 1333.906116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.906210][ T32] r10:61c88647 r9:85668000 r8:84846dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.906291][ T32] r4:84846d80 [ 1333.906318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.906398][ T32] r10:00000000 r9:84846d80 r8:80287e08 r7:ebb61e60 r6:84a1ac00 r5:85668000 [ 1333.906428][ T32] r4:00000001 [ 1333.906450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.906495][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1333.906603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.906642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.906696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.906735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.906760][ T32] r4:85545a00 [ 1333.907744][ T32] INFO: task kworker/0:499:5495 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.907809][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.907891][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.907984][ T32] Call trace: [ 1333.908036][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.908100][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.908126][ T32] r4:00000000 [ 1333.908149][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.908194][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.908227][ T32] 1d20: bfce0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.908260][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.908289][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.908316][ T32] r5:80000113 r4:80239bb0 [ 1333.908338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.908385][ T32] r4:82ac21e4 [ 1333.908408][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.908459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.908484][ T32] r4:eb291dc0 [ 1333.908506][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.908554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.908580][ T32] r4:00000000 [ 1333.908603][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.908658][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.908683][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.908730][ T32] r5:00001000 r4:eafbb000 [ 1333.908753][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.908798][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.908847][ T32] r5:853c5f8c r4:853c5c00 [ 1333.908869][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.908949][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.909002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.909062][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.909111][ T32] r4:850f5d80 [ 1333.909139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.909193][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.909221][ T32] r4:00000001 [ 1333.909243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.909300][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.909350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.909386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.909594][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1333.910113][ T32] r4:85669800 ** 4 printk messages dropped ** [ 1333.910355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 ** 7 printk messages dropped ** [ 1333.910691][ T32] r9:83018005 r8:85669800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1333.911013][ T32] r5:8562ff8c r4:8562fc00 [ 1333.911075][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.911335][ T32] r4:84846f80 ** 4 printk messages dropped ** [ 1333.911601][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) ** 4 printk messages dropped ** [ 1333.911827][ T32] r4:848135c0 ** 5 printk messages dropped ** [ 1333.912613][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1333.912992][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.913179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1333.913675][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1333.913932][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.913957][ T32] r4:00000001 [ 1333.913978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.914020][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.914049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.914084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.914115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.914219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.914277][ T32] r4:8484cc40 [ 1333.914313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.914345][ T32] INFO: task kworker/0:501:5499 blocked for more than 460 seconds. [ 1333.914377][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.914426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.914476][ T32] task:kworker/0:501 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.914549][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.914658][ T32] Call trace: [ 1333.914697][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.914756][ T32] r10:8291a684 r9:ebb81d84 r8:00000002 r7:60000013 r6:ebb81d8c r5:8566bc00 [ 1333.914782][ T32] r4:8566bc00 [ 1333.914804][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.914853][ T32] r5:8566bc00 r4:8291a680 [ 1333.914911][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.914961][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.915013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1333.915064][ T32] r4:00000000 [ 1333.915087][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.948179][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.948357][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.948439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85615000 [ 1333.948471][ T32] r4:00000000 [ 1333.948519][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.948579][ T32] r9:83018005 r8:8566bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1333.948616][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.948695][ T32] r5:00001000 r4:eb8b7000 [ 1333.948721][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.948792][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.948870][ T32] r5:8562e78c r4:8562e400 [ 1333.948905][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.948987][ T32] r7:dddced80 r6:83018000 r5:8562e78c r4:84846e00 [ 1333.949036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.949139][ T32] r10:61c88647 r9:8566bc00 r8:84846e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.949168][ T32] r4:84846e00 [ 1333.949219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.949307][ T32] r10:00000000 r9:84846e00 r8:80287e08 r7:ebb79e60 r6:84a1ad00 r5:8566bc00 [ 1333.949340][ T32] r4:00000001 [ 1333.949375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.949423][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1333.949469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.949507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.949562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.949623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.949794][ T32] r4:85615100 [ 1333.950709][ T32] INFO: task kworker/0:501:5499 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.950761][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.950856][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.950999][ T32] Call trace: [ 1333.951078][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.951153][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.951203][ T32] r4:00000000 [ 1333.951230][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.951288][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.951349][ T32] 1d20: c0381000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.951388][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.951443][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.951498][ T32] r5:80000113 r4:80239bb0 [ 1333.951523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1333.951769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1333.952164][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1333.952407][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.952537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.952639][ T32] r4:8484cc40 [ 1333.952689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.952734][ T32] INFO: task kworker/0:502:5501 blocked for more than 460 seconds. [ 1333.952796][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.952829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.952914][ T32] task:kworker/0:502 state:D stack:0 pid:5501 tgid:5501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.952972][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.953038][ T32] Call trace: [ 1333.953106][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.953168][ T32] r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000113 r6:ebb89d8c r5:8566c800 [ 1333.953194][ T32] r4:8566c800 [ 1333.953216][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1333.953292][ T32] r5:8566c800 r4:8291a680 [ 1333.953329][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.953401][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.953478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb89e08 [ 1333.953507][ T32] r4:00000000 [ 1333.953555][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1333.953607][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1333.953663][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.953718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85615240 [ 1333.953766][ T32] r4:00000000 [ 1333.953794][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.953846][ T32] r9:83018005 r8:8566c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.953869][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.953925][ T32] r5:00001000 r4:eb8c5000 [ 1333.953987][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.954035][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.954107][ T32] r5:8562eb8c r4:8562e800 [ 1333.954139][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.954218][ T32] r7:dddced80 r6:83018000 r5:8562eb8c r4:852b8f80 [ 1333.954244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.954322][ T32] r10:61c88647 r9:8566c800 r8:852b8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.954455][ T32] r4:852b8f80 [ 1333.954482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.954537][ T32] r10:00000000 r9:852b8f80 r8:80287e08 r7:ebb79e60 r6:84a1ad80 r5:8566c800 [ 1333.954562][ T32] r4:00000001 [ 1333.954591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.954682][ T32] Exception stack(0xebb89fb0 to 0xebb89ff8) [ 1333.954728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.954765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.954795][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.954856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.954890][ T32] r4:856150c0 [ 1333.976003][ T32] INFO: task kworker/0:502:5501 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.976149][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.976257][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.976353][ T32] Call trace: [ 1333.976391][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.976460][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.976512][ T32] r4:00000000 [ 1333.976563][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.976614][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.976648][ T32] 1d20: c0730000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.976684][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.976712][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.976739][ T32] r5:80000113 r4:80239bb0 [ 1333.976774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.976854][ T32] r4:82ac21e4 [ 1333.976887][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.976940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.976967][ T32] r4:eb291dc0 [ 1333.977012][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.977066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.977103][ T32] r4:00000000 [ 1333.977139][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.977197][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.977222][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.977292][ T32] r5:00001000 r4:eafbb000 [ 1333.977319][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.977760][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1333.978034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.978397][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1333.978722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 ** 7 printk messages dropped ** [ 1333.979077][ T32] r9:83018005 r8:8566b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1333.979284][ T32] r5:8562ef8c r4:8562ec00 [ 1333.979308][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.979359][ T32] r7:dddced80 r6:83018000 r5:8562ef8c r4:8561b000 [ 1333.979397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.979499][ T32] r10:61c88647 r9:8566b000 r8:8561b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.979528][ T32] r4:8561b000 [ 1333.979561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.979617][ T32] r10:00000000 r9:8561b000 r8:80287e08 r7:ebb79e60 r6:84a1ae00 r5:8566b000 [ 1333.979642][ T32] r4:00000001 [ 1333.979663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.979728][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1333.979761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.979796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.979827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.979861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.979891][ T32] r4:85615100 [ 1333.980531][ T32] INFO: task kworker/0:503:5503 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1333.980586][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.980726][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.980778][ T32] Call trace: [ 1333.980811][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.980870][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1333.980901][ T32] r4:00000000 [ 1333.980922][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.980967][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1333.980999][ T32] 1d20: c0730000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1333.981033][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1333.981063][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1333.981115][ T32] r5:80000113 r4:80239bb0 [ 1333.981145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.981192][ T32] r4:82ac21e4 [ 1333.981224][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.981302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1333.981332][ T32] r4:eb291dc0 [ 1333.981355][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1333.981405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1333.981447][ T32] r4:00000000 [ 1333.981472][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1333.981526][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1333.981584][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.981658][ T32] r5:00001000 r4:eafbb000 [ 1333.981684][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1333.981729][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.981801][ T32] r5:853c5f8c r4:853c5c00 [ 1333.981840][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.981903][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1333.981927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.981981][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.982030][ T32] r4:850f5d80 [ 1333.982056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.982109][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1333.982138][ T32] r4:00000001 [ 1333.982184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.982338][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1333.982376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.982435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.982473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.982508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.982535][ T32] r4:8484cc40 [ 1333.982557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.982584][ T32] INFO: task kworker/0:504:5505 blocked for more than 460 seconds. [ 1333.982662][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1333.982692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.982721][ T32] task:kworker/0:504 state:D stack:0 pid:5505 tgid:5505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.982798][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.982843][ T32] Call trace: [ 1333.982876][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1333.982938][ T32] r10:8291a684 r9:ebb99d84 r8:00000002 r7:60000013 r6:ebb99d8c r5:8566d400 ** 5 printk messages dropped ** [ 1333.983293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 ** 7 printk messages dropped ** [ 1333.983624][ T32] r9:83018005 r8:8566d400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1333.983840][ T32] r5:8562f38c r4:8562f000 [ 1333.983861][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.983927][ T32] r7:dddced80 r6:83018000 r5:8562f38c r4:8561b080 [ 1333.983951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.984124][ T32] r10:00000000 r9:8561b080 r8:80287e08 r7:ebb79e60 r6:84a1ae80 r5:8566d400 ** 6 printk messages dropped ** [ 1333.984435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.007407][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.007603][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1334.007884][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1334.008297][ T32] r5:00001000 r4:eafbb000 ** 5 printk messages dropped ** [ 1334.008647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.009129][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.009546][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1334.009652][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.009707][ T32] r10:8291a684 r9:ebb95d84 r8:00000002 r7:60000013 r6:ebb95d8c r5:83b24800 [ 1334.009758][ T32] r4:83b24800 [ 1334.009784][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.009844][ T32] r5:83b24800 r4:8291a680 [ 1334.009885][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.009959][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.010013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 1334.010044][ T32] r4:00000000 [ 1334.010066][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.010106][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.010154][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.010207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856156c0 [ 1334.010233][ T32] r4:00000000 [ 1334.010254][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.010304][ T32] r9:83018005 r8:83b24800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1334.010327][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.010380][ T32] r5:00001000 r4:eb935000 [ 1334.010440][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.010501][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.010573][ T32] r5:8562c78c r4:8562c400 [ 1334.010599][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.010675][ T32] r7:dddced80 r6:83018000 r5:8562c78c r4:8561b100 [ 1334.010701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.010757][ T32] r10:61c88647 r9:83b24800 r8:8561b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.010781][ T32] r4:8561b100 [ 1334.010801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.010853][ T32] r10:00000000 r9:8561b100 r8:80287e08 r7:ebb79e60 r6:8561b180 r5:83b24800 [ 1334.010877][ T32] r4:00000001 [ 1334.010904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.010955][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1334.010999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.011065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.011100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.011135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.011161][ T32] r4:85615500 [ 1334.012056][ T32] INFO: task kworker/0:505:5509 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.012100][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.012225][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.012302][ T32] Call trace: [ 1334.012347][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.012409][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.012437][ T32] r4:00000000 [ 1334.012516][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.012567][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.012601][ T32] 1d20: c0a19000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.012634][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.012693][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.012723][ T32] r5:80000113 r4:80239bb0 [ 1334.012746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.012792][ T32] r4:82ac21e4 [ 1334.012814][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.012862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.012892][ T32] r4:eb291dc0 [ 1334.012953][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.013058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.013117][ T32] r4:00000000 [ 1334.013153][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.013209][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.013262][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.013314][ T32] r5:00001000 r4:eafbb000 [ 1334.013349][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.013408][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.013474][ T32] r5:853c5f8c r4:853c5c00 [ 1334.013499][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.013553][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.013604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.013744][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.013773][ T32] r4:850f5d80 [ 1334.013795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.013848][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.013873][ T32] r4:00000001 [ 1334.013901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.013978][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.014012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.014068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.014102][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.014154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.014183][ T32] r4:8484cc40 [ 1334.014206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.014234][ T32] INFO: task kworker/1:682:5511 blocked for more than 460 seconds. ** 2 printk messages dropped ** [ 1334.014355][ T32] task:kworker/1:682 state:D stack:0 pid:5511 tgid:5511 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.015011][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.038732][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.039102][ T32] r5:8559978c r4:85599400 [ 1334.039132][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.039200][ T32] r7:ddde2d80 r6:83018200 r5:8559978c r4:85624000 ** 4 printk messages dropped ** [ 1334.039455][ T32] r10:00000000 r9:85624000 r8:80287e08 r7:ebaade60 r6:8561b200 r5:83b26000 ** 7 printk messages dropped ** [ 1334.039919][ T32] r4:856232c0 ** 5 printk messages dropped ** [ 1334.041144][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1334.041549][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.041740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.041766][ T32] r4:00000000 [ 1334.041787][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.041862][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.041895][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.041945][ T32] r5:00001000 r4:eafbb000 [ 1334.041967][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.042038][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.042091][ T32] r5:853c5f8c r4:853c5c00 [ 1334.042114][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.042167][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.042192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.042246][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.042270][ T32] r4:850f5d80 [ 1334.042291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.042366][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.042395][ T32] r4:00000001 [ 1334.042440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.042489][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.042519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.042551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.042581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.042614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.042656][ T32] r4:8484cc40 [ 1334.042683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.042714][ T32] INFO: task kworker/1:683:5513 blocked for more than 460 seconds. [ 1334.042750][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.042777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.042824][ T32] task:kworker/1:683 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.042911][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.042985][ T32] Call trace: [ 1334.043092][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.043159][ T32] r10:8291a684 r9:ebba9d84 r8:00000002 r7:60000113 r6:ebba9d8c r5:83b25400 [ 1334.043199][ T32] r4:83b25400 [ 1334.043227][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.043277][ T32] r5:83b25400 r4:8291a680 [ 1334.043330][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.043378][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.043432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1334.043481][ T32] r4:00000000 [ 1334.043506][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.043546][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.043585][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.043656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623540 [ 1334.043685][ T32] r4:00000000 [ 1334.043706][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.043760][ T32] r9:83018205 r8:83b25400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1334.043784][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.043857][ T32] r5:00001000 r4:eb967000 [ 1334.043889][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.043936][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.043984][ T32] r5:855c038c r4:855c0000 [ 1334.044006][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.044057][ T32] r7:ddde2d80 r6:83018200 r5:855c038c r4:85624080 [ 1334.044116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.044178][ T32] r10:61c88647 r9:83b25400 r8:856240ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.044204][ T32] r4:85624080 [ 1334.044239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.044301][ T32] r10:00000000 r9:85624080 r8:80287e08 r7:ebaade60 r6:8561b280 r5:83b25400 [ 1334.044326][ T32] r4:00000001 [ 1334.044394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.044632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.064169][ T32] 1d20: c120e000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1334.064711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1334.070359][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1334.070567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.070638][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.070676][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.070748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.070784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.070818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.070843][ T32] r4:8484cc40 [ 1334.070869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.070925][ T32] INFO: task kworker/1:684:5514 blocked for more than 460 seconds. [ 1334.070979][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.071012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.071101][ T32] task:kworker/1:684 state:D stack:0 pid:5514 tgid:5514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.071201][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.071274][ T32] Call trace: [ 1334.071413][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.071477][ T32] r10:8291a684 r9:ebbb1d84 r8:00000002 r7:60000013 r6:ebbb1d8c r5:83b26c00 [ 1334.071527][ T32] r4:83b26c00 [ 1334.071553][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.071629][ T32] r5:83b26c00 r4:8291a680 [ 1334.071655][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.071701][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.071752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1334.071776][ T32] r4:00000000 [ 1334.071798][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.071863][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.071993][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.072053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856239c0 [ 1334.072086][ T32] r4:00000000 [ 1334.072160][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.072281][ T32] r9:83018205 r8:83b26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.072312][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.072363][ T32] r5:00001000 r4:eafb7000 [ 1334.072386][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.072466][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.072520][ T32] r5:855c138c r4:855c1000 [ 1334.072546][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.072601][ T32] r7:ddde2d80 r6:83018200 r5:855c138c r4:85624100 [ 1334.072623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.072676][ T32] r10:61c88647 r9:83b26c00 r8:8562412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.072702][ T32] r4:85624100 [ 1334.072723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.072776][ T32] r10:00000000 r9:85624100 r8:80287e08 r7:ebba9e60 r6:8561b300 r5:83b26c00 [ 1334.072815][ T32] r4:00000001 [ 1334.072839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.072891][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1334.072922][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.072954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.073032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.073072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.073098][ T32] r4:856232c0 [ 1334.074025][ T32] INFO: task kworker/1:684:5514 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.074095][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.074522][ T32] 1d20: c120e000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1334.074997][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1334.092246][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.092539][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.092935][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.093133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.093698][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1334.094236][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.094465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85615f40 ** 7 printk messages dropped ** [ 1334.094805][ T32] r5:8562f78c r4:8562f400 [ 1334.094827][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.105612][ T32] r10:00000000 r9:8561b380 r8:80287e08 r7:ebb79e60 r6:8561b400 r5:83b23000 ** 7 printk messages dropped ** [ 1334.106127][ T32] r4:85615300 [ 1334.107309][ T32] INFO: task kworker/0:506:5515 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.107421][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.107574][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.107675][ T32] Call trace: [ 1334.107745][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.107859][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.107927][ T32] r4:00000000 [ 1334.107965][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.108028][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.108096][ T32] 1d20: c171f000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.108148][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.108210][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.108270][ T32] r5:80000113 r4:80239bb0 [ 1334.108304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.108396][ T32] r4:82ac21e4 [ 1334.108458][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.108551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.108577][ T32] r4:eb291dc0 [ 1334.108599][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.108681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.108729][ T32] r4:00000000 [ 1334.108766][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.108891][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.108925][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.109021][ T32] r5:00001000 r4:eafbb000 [ 1334.109061][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.109165][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.109235][ T32] r5:853c5f8c r4:853c5c00 [ 1334.109268][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.109407][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.109463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.109535][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.109571][ T32] r4:850f5d80 [ 1334.109631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.109739][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.109813][ T32] r4:00000001 [ 1334.109853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.109946][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 3 printk messages dropped ** [ 1334.110241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.110300][ T32] r4:8484cc40 [ 1334.110343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.110384][ T32] INFO: task kworker/1:685:5516 blocked for more than 460 seconds. [ 1334.110442][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.110502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.110534][ T32] task:kworker/1:685 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.110588][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.110634][ T32] Call trace: [ 1334.110746][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.110811][ T32] r10:8291a684 r9:ebbb9d84 r8:00000002 r7:60000113 r6:ebbb9d8c r5:83b22400 [ 1334.110871][ T32] r4:83b22400 [ 1334.110903][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.110953][ T32] r5:83b22400 r4:8291a680 [ 1334.110974][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.111060][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.111140][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 1334.111167][ T32] r4:00000000 [ 1334.111206][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.111287][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.111355][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.111458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856233c0 [ 1334.111514][ T32] r4:00000000 [ 1334.111539][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.111590][ T32] r9:83018205 r8:83b22400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1334.111616][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.111665][ T32] r5:00001000 r4:eb96f000 [ 1334.111686][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.111729][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.111800][ T32] r5:855c0b8c r4:855c0800 [ 1334.111843][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.111907][ T32] r7:ddde2d80 r6:83018200 r5:855c0b8c r4:85624180 [ 1334.111931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.111985][ T32] r10:61c88647 r9:83b22400 r8:856241ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.112033][ T32] r4:85624180 ** 1 printk messages dropped ** [ 1334.112110][ T32] r10:00000000 r9:85624180 r8:80287e08 r7:ebbb1e60 r6:8561b480 r5:83b22400 ** 7 printk messages dropped ** [ 1334.112446][ T32] r4:85623600 ** 3 printk messages dropped ** [ 1334.113151][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.113495][ T32] 1d20: c171f000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1334.113876][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1334.114107][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1334.114582][ T32] r4:850f5d80 ** 3 printk messages dropped ** [ 1334.114830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.137338][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1334.137678][ T32] task:kworker/1:686 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.138178][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.138591][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.138791][ T32] r5:855c0f8c r4:855c0c00 ** 1 printk messages dropped ** [ 1334.138872][ T32] r7:ddde2d80 r6:83018200 r5:855c0f8c r4:85624200 ** 5 printk messages dropped ** [ 1334.139189][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.139457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.139522][ T32] r4:85623600 [ 1334.140423][ T32] INFO: task kworker/1:686:5518 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.140467][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.140586][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.140634][ T32] Call trace: [ 1334.140667][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.140727][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.140753][ T32] r4:00000000 [ 1334.140776][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.140820][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.140852][ T32] 1d20: c19e9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.140892][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.140922][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.140949][ T32] r5:80000113 r4:80239bb0 [ 1334.140971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.141042][ T32] r4:82ac21e4 [ 1334.141069][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.141177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.141206][ T32] r4:eb291dc0 [ 1334.141254][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.141308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.141382][ T32] r4:00000000 [ 1334.141431][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.141513][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.141588][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.141681][ T32] r5:00001000 r4:eafbb000 [ 1334.141706][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.141774][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.141826][ T32] r5:853c5f8c r4:853c5c00 [ 1334.141860][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.141955][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.142000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.142061][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.142087][ T32] r4:850f5d80 [ 1334.142109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.142168][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.142218][ T32] r4:00000001 [ 1334.142246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.142301][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.142334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.142367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.142397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.142441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.142475][ T32] r4:8484cc40 [ 1334.142498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.142527][ T32] INFO: task kworker/0:507:5524 blocked for more than 460 seconds. [ 1334.142559][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.142618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.142651][ T32] task:kworker/0:507 state:D stack:0 pid:5524 tgid:5524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.142704][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.142750][ T32] Call trace: [ 1334.142782][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.142837][ T32] r10:8291a684 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:83b23c00 [ 1334.142891][ T32] r4:83b23c00 [ 1334.142918][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.142969][ T32] r5:83b23c00 r4:8291a680 [ 1334.143024][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.143133][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.143189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1334.143215][ T32] r4:00000000 [ 1334.143237][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.143275][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.143552][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.143717][ T32] r5:854aaf8c r4:854aac00 [ 1334.143743][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.143796][ T32] r7:dddced80 r6:83018000 r5:854aaf8c r4:8561b500 [ 1334.143844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.144148][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.144459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.163304][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.163543][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1334.164026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1334.164646][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1334.164937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.177494][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1334.177643][ T32] task:kworker/0:508 state:D stack:0 pid:5525 tgid:5525 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.178226][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.178276][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1334.178301][ T32] r4:00000000 [ 1334.178322][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.178361][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.178403][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.178474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8a40 [ 1334.178507][ T32] r4:00000000 [ 1334.178529][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.178583][ T32] r9:83018005 r8:83b20000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.178627][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.178683][ T32] r5:00001000 r4:eba73000 [ 1334.178705][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.178749][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.178798][ T32] r5:8565038c r4:85650000 [ 1334.178841][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.178907][ T32] r7:dddced80 r6:83018000 r5:8565038c r4:8561b600 [ 1334.178953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.179012][ T32] r10:61c88647 r9:83b20000 r8:8561b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.179090][ T32] r4:8561b600 [ 1334.179126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.179189][ T32] r10:00000000 r9:8561b600 r8:80287e08 r7:ebbbde60 r6:8561b680 r5:83b20000 [ 1334.179214][ T32] r4:00000001 [ 1334.179235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.179299][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1334.179355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.179391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.179421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.179467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.179494][ T32] r4:85615dc0 [ 1334.180392][ T32] INFO: task kworker/0:508:5525 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.180433][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.180495][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.180541][ T32] Call trace: [ 1334.180583][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.180676][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.180730][ T32] r4:00000000 [ 1334.180760][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.180845][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.180882][ T32] 1d20: c22d4000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.180926][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.180955][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.180981][ T32] r5:80000113 r4:80239bb0 [ 1334.181002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.181049][ T32] r4:82ac21e4 [ 1334.181071][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.181120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.181167][ T32] r4:eb291dc0 [ 1334.181192][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.181241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.181310][ T32] r4:00000000 [ 1334.181357][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.181435][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.181461][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.181530][ T32] r5:00001000 r4:eafbb000 [ 1334.181582][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.181639][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.181692][ T32] r5:853c5f8c r4:853c5c00 [ 1334.181716][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.181770][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.181792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.182005][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1334.182331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.182578][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.182979][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.183488][ T32] r5:00001000 r4:eb215000 ** 2 printk messages dropped ** [ 1334.183602][ T32] r5:8562fb8c r4:8562f800 [ 1334.183622][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.183849][ T32] r4:8561b700 ** 6 printk messages dropped ** [ 1334.184265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.185024][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.205855][ T32] 1d20: c2767000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1334.206286][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1334.206628][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1334.207070][ T32] r4:850f5d80 ** 3 printk messages dropped ** [ 1334.207264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.207605][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1334.207966][ T32] r4:847f0000 ** 4 printk messages dropped ** [ 1334.208220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc9e08 ** 9 printk messages dropped ** [ 1334.208727][ T32] r5:00001000 r4:eb47f000 ** 2 printk messages dropped ** [ 1334.208852][ T32] r5:855c1b8c r4:855c1800 [ 1334.208874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.208934][ T32] r7:ddde2d80 r6:83018200 r5:855c1b8c r4:85624300 [ 1334.208957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.209010][ T32] r10:61c88647 r9:847f0000 r8:8562432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.209035][ T32] r4:85624300 [ 1334.209082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.209158][ T32] r10:00000000 r9:85624300 r8:80287e08 r7:dfad5e60 r6:8561b800 r5:847f0000 [ 1334.209187][ T32] r4:00000001 [ 1334.209208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.209249][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1334.209278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.209311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.209341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.209374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.209398][ T32] r4:85623800 [ 1334.210279][ T32] INFO: task kworker/1:687:5528 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.210332][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.210398][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.210466][ T32] Call trace: [ 1334.210522][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.210584][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.210630][ T32] r4:00000000 [ 1334.210654][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.210699][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.210741][ T32] 1d20: c2767000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.210778][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.210807][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.210834][ T32] r5:80000113 r4:80239bb0 [ 1334.210856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.210914][ T32] r4:82ac21e4 [ 1334.210937][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.210997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.211026][ T32] r4:eb291dc0 [ 1334.211092][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.211144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.211170][ T32] r4:00000000 [ 1334.211190][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.211274][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.211302][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.211375][ T32] r5:00001000 r4:eafbb000 [ 1334.211401][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.211446][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.211495][ T32] r5:853c5f8c r4:853c5c00 [ 1334.211529][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.211585][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.211626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.211714][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.211741][ T32] r4:850f5d80 [ 1334.211763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.211815][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.211839][ T32] r4:00000001 [ 1334.211871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.211926][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.212006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.212042][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.212073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.212106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.212152][ T32] r4:8484cc40 [ 1334.212204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.212237][ T32] INFO: task kworker/0:510:5530 blocked for more than 460 seconds. [ 1334.212278][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.212331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.212359][ T32] task:kworker/0:510 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.212426][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.212612][ T32] r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:847f0c00 ** 6 printk messages dropped ** [ 1334.212871][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.213040][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.213454][ T32] r5:854a2f8c r4:854a2c00 [ 1334.213479][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.213652][ T32] r4:8561b880 ** 4 printk messages dropped ** [ 1334.213888][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) ** 4 printk messages dropped ** [ 1334.214193][ T32] r4:8561a080 ** 5 printk messages dropped ** [ 1334.214884][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 6 printk messages dropped ** [ 1334.235621][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.235916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 10 printk messages dropped ** [ 1334.236512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.236844][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1334.237074][ T32] INFO: task kworker/1:688:5533 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.237557][ T32] r5:847f1800 r4:8291a680 ** 5 printk messages dropped ** [ 1334.237813][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.238210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.238257][ T32] r5:855c1f8c r4:855c1c00 ** 1 printk messages dropped ** [ 1334.238328][ T32] r7:ddde2d80 r6:83018200 r5:855c1f8c r4:85624380 [ 1334.238350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.238402][ T32] r10:61c88647 r9:847f1800 r8:856243ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.238425][ T32] r4:85624380 [ 1334.238446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.238497][ T32] r10:00000000 r9:85624380 r8:80287e08 r7:ebbc9e60 r6:8561b980 r5:847f1800 [ 1334.238544][ T32] r4:00000001 [ 1334.238568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.238609][ T32] Exception stack(0xebbd1fb0 to 0xebbd1ff8) [ 1334.238638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.238670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.238720][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.238778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.238805][ T32] r4:85623dc0 [ 1334.239709][ T32] INFO: task kworker/1:688:5533 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.239752][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.239814][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.239860][ T32] Call trace: [ 1334.239892][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.239959][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.239985][ T32] r4:00000000 [ 1334.240005][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.240077][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.240114][ T32] 1d20: c2b54000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.240148][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.240197][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.240227][ T32] r5:80000113 r4:80239bb0 [ 1334.240258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.240327][ T32] r4:82ac21e4 [ 1334.240359][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.240418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.240491][ T32] r4:eb291dc0 [ 1334.240515][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.240565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.240602][ T32] r4:00000000 [ 1334.240646][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.240744][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.240770][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.240819][ T32] r5:00001000 r4:eafbb000 [ 1334.240850][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.240910][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.240974][ T32] r5:853c5f8c r4:853c5c00 [ 1334.241020][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.241141][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.241199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.241284][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.241333][ T32] r4:850f5d80 [ 1334.241367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.241436][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.241464][ T32] r4:00000001 [ 1334.241506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.241555][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.241587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.241620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.241651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.241707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.241768][ T32] r4:8484cc40 [ 1334.241815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.241850][ T32] INFO: task kworker/1:689:5535 blocked for more than 460 seconds. [ 1334.241891][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.241951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.241982][ T32] task:kworker/1:689 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.242079][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.242183][ T32] Call trace: [ 1334.242246][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.242330][ T32] r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000013 r6:ebbd5d8c r5:847f2400 [ 1334.242360][ T32] r4:847f2400 [ 1334.242382][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.242450][ T32] r5:847f2400 r4:8291a680 [ 1334.242485][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.242543][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.242597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1334.242622][ T32] r4:00000000 [ 1334.242660][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.242703][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.242743][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.242791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623fc0 [ 1334.242815][ T32] r4:00000000 [ 1334.242835][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.242885][ T32] r9:83018205 r8:847f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1334.242939][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.242992][ T32] r5:00001000 r4:eb60d000 [ 1334.243027][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.243139][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.243193][ T32] r5:855c238c r4:855c2000 [ 1334.243215][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.243266][ T32] r7:ddde2d80 r6:83018200 r5:855c238c r4:85624400 [ 1334.243290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.243387][ T32] r4:85624400 ** 6 printk messages dropped ** [ 1334.243664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.244391][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.244672][ T32] 1d20: c2b54000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1334.244841][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.275886][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.276166][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.276580][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.276713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.277095][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.277374][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.277707][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.278030][ T32] r5:855c2b8c r4:855c2800 [ 1334.278074][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.278247][ T32] r10:61c88647 r9:847f3000 r8:856244ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.278646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.278679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.278706][ T32] r4:85623dc0 [ 1334.279611][ T32] INFO: task kworker/1:690:5537 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.279680][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.279759][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.279809][ T32] Call trace: [ 1334.279855][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.279923][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.279949][ T32] r4:00000000 [ 1334.279970][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.280014][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.280046][ T32] 1d20: c3292000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.280109][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.280142][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.280169][ T32] r5:80000113 r4:80239bb0 [ 1334.280211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.280274][ T32] r4:82ac21e4 [ 1334.280326][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.280388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.280415][ T32] r4:eb291dc0 [ 1334.280437][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.280498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.280534][ T32] r4:00000000 [ 1334.280568][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.280675][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.280704][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.280753][ T32] r5:00001000 r4:eafbb000 [ 1334.280775][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.280839][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.280912][ T32] r5:853c5f8c r4:853c5c00 [ 1334.280946][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.281020][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.281068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.281125][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.281151][ T32] r4:850f5d80 [ 1334.281171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.281223][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.281247][ T32] r4:00000001 [ 1334.281268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.281328][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.281362][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.281397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.281428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.281462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.281506][ T32] r4:8484cc40 [ 1334.281532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.281559][ T32] INFO: task kworker/1:691:5539 blocked for more than 460 seconds. [ 1334.281606][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.281656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.281711][ T32] task:kworker/1:691 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.281768][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.281833][ T32] Call trace: [ 1334.281901][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.281959][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:847f3c00 [ 1334.282006][ T32] r4:847f3c00 [ 1334.282041][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.282111][ T32] r5:847f3c00 r4:8291a680 [ 1334.282136][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.282194][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.282248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 ** 3 printk messages dropped ** [ 1334.282470][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.282975][ T32] r5:855c2f8c r4:855c2c00 [ 1334.282999][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.283072][ T32] r7:ddde2d80 r6:83018200 r5:855c2f8c r4:85624500 [ 1334.283095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.283149][ T32] r10:61c88647 r9:847f3c00 r8:8562452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1334.283272][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.283496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.284226][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1334.284664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1334.305725][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.306202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.306569][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1334.306899][ T32] r10:8291a684 r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:847f5400 ** 8 printk messages dropped ** [ 1334.307258][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1334.307501][ T32] r9:83018205 r8:847f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 1334.307683][ T32] r5:855c3b8c r4:855c3800 [ 1334.307705][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.307942][ T32] r10:00000000 r9:85624580 r8:80287e08 r7:ebbdde60 r6:8561bb80 r5:847f5400 [ 1334.307979][ T32] r4:00000001 [ 1334.308026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.308083][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1334.308116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.308148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.308180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.308213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.308266][ T32] r4:85623740 [ 1334.309131][ T32] INFO: task kworker/1:692:5541 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.309174][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.309259][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.309316][ T32] Call trace: [ 1334.309375][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.309447][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.309475][ T32] r4:00000000 [ 1334.309497][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.309542][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.309574][ T32] 1d20: c379c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.309616][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.309648][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.309684][ T32] r5:80000113 r4:80239bb0 [ 1334.309709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.309763][ T32] r4:82ac21e4 [ 1334.309797][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.309853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.309879][ T32] r4:eb291dc0 [ 1334.309912][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.309960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.309987][ T32] r4:00000000 [ 1334.310014][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.310068][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.310102][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.310152][ T32] r5:00001000 r4:eafbb000 [ 1334.310174][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.310217][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.310270][ T32] r5:853c5f8c r4:853c5c00 [ 1334.310299][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.310383][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.310438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.310501][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.310546][ T32] r4:850f5d80 [ 1334.310591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.310694][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.310739][ T32] r4:00000001 [ 1334.310800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.310871][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.310916][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.310956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.310991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.311025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.311078][ T32] r4:8484cc40 [ 1334.311108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.311164][ T32] INFO: task kworker/1:693:5542 blocked for more than 460 seconds. [ 1334.311237][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.311277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.311310][ T32] task:kworker/1:693 state:D stack:0 pid:5542 tgid:5542 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.311744][ T32] r5:847f6000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.311985][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.312174][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.312353][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.312484][ T32] r5:855c378c r4:855c3400 [ 1334.312508][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.312562][ T32] r7:ddde2d80 r6:83018200 r5:855c378c r4:85624600 ** 2 printk messages dropped ** [ 1334.312677][ T32] r4:85624600 ** 2 printk messages dropped ** [ 1334.312803][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.313009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.313781][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1334.314145][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1334.314394][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.314689][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1334.315135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.350762][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1334.350889][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.350970][ T32] Call trace: [ 1334.351005][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.351135][ T32] r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:84930000 [ 1334.351165][ T32] r4:84930000 [ 1334.351202][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.351281][ T32] r5:84930000 r4:8291a680 [ 1334.351351][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.351419][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.351470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1334.351495][ T32] r4:00000000 [ 1334.351540][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.351617][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.351665][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.351716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619440 [ 1334.351740][ T32] r4:00000000 [ 1334.351783][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.351844][ T32] r9:83018205 r8:84930000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.351868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.351924][ T32] r5:00001000 r4:eb6c1000 [ 1334.351946][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.351990][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.352037][ T32] r5:855c078c r4:855c0400 [ 1334.352059][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.352112][ T32] r7:ddde2d80 r6:83018200 r5:855c078c r4:85624680 [ 1334.352135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.352188][ T32] r10:61c88647 r9:84930000 r8:856246ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.352218][ T32] r4:85624680 [ 1334.352242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.352293][ T32] r10:00000000 r9:85624680 r8:80287e08 r7:ebbe5e60 r6:8561bc80 r5:84930000 [ 1334.352318][ T32] r4:00000001 [ 1334.352338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.352378][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1334.352428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.352469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.352510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.352567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.352595][ T32] r4:856191c0 [ 1334.353471][ T32] INFO: task kworker/1:694:5545 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.353513][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.353610][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.353657][ T32] Call trace: [ 1334.353718][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.353778][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.353804][ T32] r4:00000000 [ 1334.353841][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.353891][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.353931][ T32] 1d20: c41da000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.353964][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.353993][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.354050][ T32] r5:80000113 r4:80239bb0 [ 1334.354084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.354143][ T32] r4:82ac21e4 [ 1334.354191][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.354265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.354298][ T32] r4:eb291dc0 [ 1334.354319][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.354368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.354392][ T32] r4:00000000 [ 1334.354412][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.354464][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.354488][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.354750][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1334.355018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.363721][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1334.364061][ T32] r10:8291a684 r9:ebbfdd84 r8:00000002 r7:60000013 r6:ebbfdd8c r5:84931800 ** 6 printk messages dropped ** [ 1334.364388][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.364558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856194c0 ** 7 printk messages dropped ** [ 1334.364897][ T32] r5:855c278c r4:855c2400 [ 1334.364945][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.370801][ T32] r10:61c88647 r9:84931800 r8:856247ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.371287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.372469][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.372802][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1334.373153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1334.373660][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1334.374086][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 5 printk messages dropped ** [ 1334.374298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.374750][ T32] r4:84930c00 [ 1334.374773][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.374842][ T32] r5:84930c00 r4:8291a680 [ 1334.374872][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.374924][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.374985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1334.375058][ T32] r4:00000000 [ 1334.387504][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.387582][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.387628][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.387678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619080 [ 1334.387704][ T32] r4:00000000 [ 1334.387726][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.387802][ T32] r9:83018205 r8:84930c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1334.387851][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.387914][ T32] r5:00001000 r4:eb817000 [ 1334.387937][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.387993][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.388104][ T32] r5:855c338c r4:855c3000 [ 1334.388157][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.388243][ T32] r7:ddde2d80 r6:83018200 r5:855c338c r4:85624700 [ 1334.388279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.388378][ T32] r10:61c88647 r9:84930c00 r8:8562472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.388428][ T32] r4:85624700 [ 1334.388491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.388555][ T32] r10:00000000 r9:85624700 r8:80287e08 r7:ebbfde60 r6:8561bd80 r5:84930c00 [ 1334.388583][ T32] r4:00000001 [ 1334.388605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.388647][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1334.388681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.388715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.388745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.388778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.388803][ T32] r4:856191c0 [ 1334.389707][ T32] INFO: task kworker/1:696:5550 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.389795][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.389876][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.389940][ T32] Call trace: [ 1334.390003][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.390074][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.390100][ T32] r4:00000000 [ 1334.390122][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.390192][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.390291][ T32] 1d20: c47ef000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.390328][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.390364][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.390453][ T32] r5:80000113 r4:80239bb0 [ 1334.390481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.390564][ T32] r4:82ac21e4 [ 1334.390617][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.390705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.390752][ T32] r4:eb291dc0 [ 1334.390779][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.390920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.390971][ T32] r4:00000000 [ 1334.391016][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.391140][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.391207][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.391263][ T32] r5:00001000 r4:eafbb000 [ 1334.391287][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.391362][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.391418][ T32] r5:853c5f8c r4:853c5c00 [ 1334.391440][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.391493][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.391536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.391594][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.391639][ T32] r4:850f5d80 [ 1334.391664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.391717][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.391751][ T32] r4:00000001 [ 1334.391776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.391818][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.391861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.391922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.391962][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.392005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.392052][ T32] r4:8484cc40 [ 1334.392079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1334.392297][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.392500][ T32] r4:84933c00 ** 1 printk messages dropped ** [ 1334.392614][ T32] r5:84933c00 r4:8291a680 ** 1 printk messages dropped ** [ 1334.392710][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.392771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1334.392799][ T32] r4:00000000 [ 1334.392842][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.392886][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.392954][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.393011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856195c0 [ 1334.393036][ T32] r4:00000000 [ 1334.393057][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.393107][ T32] r9:83018205 r8:84933c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.393130][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.393197][ T32] r5:00001000 r4:eb7df000 [ 1334.393222][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.393275][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.393325][ T32] r5:847edf8c r4:847edc00 [ 1334.393346][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.393398][ T32] r7:ddde2d80 r6:83018200 r5:847edf8c r4:85624800 [ 1334.393420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.393488][ T32] r10:61c88647 r9:84933c00 r8:8562482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.393515][ T32] r4:85624800 [ 1334.393564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.393624][ T32] r10:00000000 r9:85624800 r8:80287e08 r7:ebc09e60 r6:8561be00 r5:84933c00 [ 1334.393649][ T32] r4:00000001 [ 1334.393680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.393742][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1334.393782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.393814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.393844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.393878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.393923][ T32] r4:85619600 [ 1334.394332][ T32] INFO: task kworker/1:697:5551 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.394388][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.394452][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.394528][ T32] Call trace: [ 1334.394583][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.394644][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.394669][ T32] r4:00000000 [ 1334.394729][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.394800][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.394842][ T32] 1d20: c47ef000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.394876][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.394909][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.394936][ T32] r5:80000113 r4:80239bb0 [ 1334.394958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.395004][ T32] r4:82ac21e4 [ 1334.395025][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.422152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.422236][ T32] r4:eb291dc0 [ 1334.422264][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.422337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.422364][ T32] r4:00000000 [ 1334.422429][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.422517][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.422546][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.422625][ T32] r5:00001000 r4:eafbb000 [ 1334.422651][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.422697][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.422744][ T32] r5:853c5f8c r4:853c5c00 [ 1334.422766][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.422840][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.422867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.422954][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.422989][ T32] r4:850f5d80 [ 1334.423011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.423110][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.423136][ T32] r4:00000001 [ 1334.423162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.423228][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.423270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.423304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.423334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.423367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.423391][ T32] r4:8484cc40 [ 1334.423415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.423448][ T32] INFO: task kworker/1:698:5552 blocked for more than 460 seconds. [ 1334.423483][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.423510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.423533][ T32] task:kworker/1:698 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.423605][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.423702][ T32] Call trace: [ 1334.423750][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.423811][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000013 r6:ebbcdd8c r5:8566a400 [ 1334.423837][ T32] r4:8566a400 [ 1334.423859][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.423928][ T32] r5:8566a400 r4:8291a680 [ 1334.423975][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.424045][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.424156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1334.424188][ T32] r4:00000000 [ 1334.424236][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.424288][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.424379][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.424431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856198c0 [ 1334.424456][ T32] r4:00000000 [ 1334.424477][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.424528][ T32] r9:83018205 r8:8566a400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1334.424553][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.424621][ T32] r5:00001000 r4:eb7fb000 [ 1334.424646][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.424691][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.424737][ T32] r5:8443df8c r4:8443dc00 [ 1334.424759][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.424826][ T32] r7:ddde2d80 r6:83018200 r5:8443df8c r4:85624880 [ 1334.424873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.424936][ T32] r10:61c88647 r9:8566a400 r8:856248ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.424970][ T32] r4:85624880 [ 1334.425015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.431881][ T32] r10:00000000 r9:85624880 r8:80287e08 r7:ebc09e60 r6:85624900 r5:8566a400 [ 1334.431954][ T32] r4:00000001 [ 1334.431995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.432062][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) [ 1334.432096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.432129][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.432159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.432212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.432243][ T32] r4:85619780 [ 1334.433131][ T32] INFO: task kworker/1:698:5552 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.433174][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.433273][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.433326][ T32] Call trace: [ 1334.433388][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.433449][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.433475][ T32] r4:00000000 [ 1334.433499][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.433568][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.433605][ T32] 1d20: c4f14000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.433682][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.433715][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.433765][ T32] r5:80000113 r4:80239bb0 [ 1334.433859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.433916][ T32] r4:82ac21e4 [ 1334.433940][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.434011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.434067][ T32] r4:eb291dc0 [ 1334.434117][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.434170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.434195][ T32] r4:00000000 [ 1334.434237][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.434298][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.434322][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.434370][ T32] r5:00001000 r4:eafbb000 [ 1334.434423][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.434493][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.434546][ T32] r5:853c5f8c r4:853c5c00 [ 1334.434590][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.434651][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.434675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.434729][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.434763][ T32] r4:850f5d80 [ 1334.434793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.434847][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.434872][ T32] r4:00000001 [ 1334.434898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.434940][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.434969][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.435003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.435048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.439545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.439630][ T32] r4:8484cc40 [ 1334.439682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.439724][ T32] INFO: task kworker/1:699:5555 blocked for more than 460 seconds. [ 1334.439761][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.439810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.439838][ T32] task:kworker/1:699 state:D stack:0 pid:5555 tgid:5555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.439904][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.439963][ T32] Call trace: [ 1334.440013][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.440093][ T32] r10:8291a684 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:8566ec00 [ 1334.440144][ T32] r4:8566ec00 [ 1334.440172][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.440223][ T32] r5:8566ec00 r4:8291a680 [ 1334.440245][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.440289][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.440360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1334.440388][ T32] r4:00000000 [ 1334.440409][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.440449][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.440490][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.440539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619c40 [ 1334.440575][ T32] r4:00000000 [ 1334.440699][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.440772][ T32] r9:83018205 r8:8566ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1334.440798][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.440847][ T32] r5:00001000 r4:eb909000 [ 1334.440999][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.441098][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.441160][ T32] r5:856a0b8c r4:856a0800 [ 1334.441203][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.441264][ T32] r7:ddde2d80 r6:83018200 r5:856a0b8c r4:85624980 [ 1334.441288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.441352][ T32] r10:61c88647 r9:8566ec00 r8:856249ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.441402][ T32] r4:85624980 [ 1334.441434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.441530][ T32] r10:00000000 r9:85624980 r8:80287e08 r7:ebc09e60 r6:85624a00 r5:8566ec00 [ 1334.441618][ T32] r4:00000001 [ 1334.441650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.441798][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1334.441833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.441966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.442019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.442056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.442081][ T32] r4:856199c0 [ 1334.442923][ T32] INFO: task kworker/1:699:5555 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.442998][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.443122][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.443216][ T32] Call trace: [ 1334.443249][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.443348][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.443399][ T32] r4:00000000 [ 1334.443425][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.443472][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.443504][ T32] 1d20: c4f14000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.443537][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.443566][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.443592][ T32] r5:80000113 r4:80239bb0 [ 1334.443655][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.443790][ T32] r4:82ac21e4 [ 1334.443816][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.443889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.443922][ T32] r4:eb291dc0 [ 1334.443964][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.444017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.444045][ T32] r4:00000000 [ 1334.444109][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.444266][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.444294][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.444364][ T32] r5:00001000 r4:eafbb000 [ 1334.444452][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.444499][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.444547][ T32] r5:853c5f8c r4:853c5c00 [ 1334.444569][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.444621][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.444676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.444735][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.444759][ T32] r4:850f5d80 [ 1334.444781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.444832][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.444880][ T32] r4:00000001 [ 1334.444957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.445015][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.445094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.462137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.462220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.462265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.462333][ T32] r4:8484cc40 [ 1334.462385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.462443][ T32] INFO: task kworker/1:700:5556 blocked for more than 460 seconds. [ 1334.462487][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.462539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.462567][ T32] task:kworker/1:700 state:D stack:0 pid:5556 tgid:5556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.462628][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.462734][ T32] Call trace: [ 1334.462819][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.462885][ T32] r10:8291a684 r9:ebbe1d84 r8:00000002 r7:60000113 r6:ebbe1d8c r5:855f5400 [ 1334.462969][ T32] r4:855f5400 [ 1334.462996][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.463066][ T32] r5:855f5400 r4:8291a680 [ 1334.463090][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.463134][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.463183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 [ 1334.463232][ T32] r4:00000000 [ 1334.463257][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.463297][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.463340][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.463408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619a80 [ 1334.463436][ T32] r4:00000000 [ 1334.463460][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.463517][ T32] r9:83018205 r8:855f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.463563][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.463631][ T32] r5:00001000 r4:eb8a3000 [ 1334.463657][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.463703][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.463773][ T32] r5:856a038c r4:856a0000 [ 1334.463824][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.463883][ T32] r7:ddde2d80 r6:83018200 r5:856a038c r4:85624a80 [ 1334.463912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.464061][ T32] r10:61c88647 r9:855f5400 r8:85624aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.464091][ T32] r4:85624a80 [ 1334.464114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.464188][ T32] r10:00000000 r9:85624a80 r8:80287e08 r7:ebc05e60 r6:85624b00 r5:855f5400 [ 1334.464219][ T32] r4:00000001 [ 1334.464245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.464289][ T32] Exception stack(0xebbe1fb0 to 0xebbe1ff8) [ 1334.464320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.464353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.464382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.464415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.464439][ T32] r4:85619a00 [ 1334.475618][ T32] INFO: task kworker/1:700:5556 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.475710][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.475814][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.475878][ T32] Call trace: [ 1334.475965][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.476036][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.476084][ T32] r4:00000000 [ 1334.476111][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.476159][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.476193][ T32] 1d20: c55b6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.476226][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.476295][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.476326][ T32] r5:80000113 r4:80239bb0 [ 1334.476360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.476432][ T32] r4:82ac21e4 [ 1334.476498][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.476655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.476726][ T32] r4:eb291dc0 [ 1334.476756][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.476806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.476852][ T32] r4:00000000 [ 1334.476879][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.476976][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.477035][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.477131][ T32] r5:00001000 r4:eafbb000 [ 1334.477178][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.477226][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.477274][ T32] r5:853c5f8c r4:853c5c00 [ 1334.477322][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.477400][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.477447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.477505][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.477531][ T32] r4:850f5d80 [ 1334.477614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.477671][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.477696][ T32] r4:00000001 [ 1334.477717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.477782][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.477821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.477874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.477913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.478266][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.478656][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.479247][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.479405][ T32] r5:856a138c r4:856a1000 [ 1334.479426][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.479476][ T32] r7:ddde2d80 r6:83018200 r5:856a138c r4:85624b80 [ 1334.479498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.479844][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.481067][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.481357][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.481395][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.481423][ T32] r5:80000113 r4:80239bb0 [ 1334.481466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.481516][ T32] r4:82ac21e4 [ 1334.481538][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.481587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.481611][ T32] r4:eb291dc0 [ 1334.481631][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.481700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.481729][ T32] r4:00000000 [ 1334.481750][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.481803][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.481826][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.481950][ T32] r5:00001000 r4:eafbb000 [ 1334.481976][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.482022][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.482069][ T32] r5:853c5f8c r4:853c5c00 [ 1334.482090][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.482141][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.482167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.482221][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.482246][ T32] r4:850f5d80 [ 1334.482301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.482379][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.482427][ T32] r4:00000001 [ 1334.482479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.482584][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.482619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.482673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.482729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.482767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.482791][ T32] r4:8484cc40 [ 1334.482824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.482855][ T32] INFO: task kworker/1:702:5561 blocked for more than 460 seconds. [ 1334.482886][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.482918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.482940][ T32] task:kworker/1:702 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.483009][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.483075][ T32] Call trace: [ 1334.483130][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.483189][ T32] r10:8291a684 r9:ebc1dd84 r8:00000002 r7:60000113 r6:ebc1dd8c r5:85670c00 [ 1334.483214][ T32] r4:85670c00 [ 1334.483235][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.483283][ T32] r5:85670c00 r4:8291a680 [ 1334.483345][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.483535][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.483648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1334.483677][ T32] r4:00000000 [ 1334.483699][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.483740][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.483779][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.483826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619dc0 [ 1334.483849][ T32] r4:00000000 [ 1334.483870][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.483925][ T32] r9:83018205 r8:85670c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1334.483969][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.484020][ T32] r5:00001000 r4:eb997000 [ 1334.484042][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.484085][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.484156][ T32] r5:856a078c r4:856a0400 [ 1334.484180][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.484258][ T32] r7:ddde2d80 r6:83018200 r5:856a078c r4:85624c80 [ 1334.484329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.484386][ T32] r10:61c88647 r9:85670c00 r8:85624cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.484452][ T32] r4:85624c80 [ 1334.484497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.484551][ T32] r10:00000000 r9:85624c80 r8:80287e08 r7:ebc15e60 r6:85624d00 r5:85670c00 [ 1334.484577][ T32] r4:00000001 [ 1334.484598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.484638][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1334.484666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.484719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.484773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.484832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.484880][ T32] r4:85619dc0 [ 1334.507575][ T32] INFO: task kworker/1:702:5561 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.507669][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.508068][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 6 printk messages dropped ** [ 1334.508386][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1334.508817][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.509354][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.509792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.510652][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000013 r6:ebc19d8c r5:85671800 ** 6 printk messages dropped ** [ 1334.511211][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.511324][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.511406][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.511508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855c5680 [ 1334.511548][ T32] r4:00000000 [ 1334.511595][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.511671][ T32] r9:83018205 r8:85671800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1334.511741][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.511836][ T32] r5:00001000 r4:eb98b000 [ 1334.511886][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.511950][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.512027][ T32] r5:856a178c r4:856a1400 [ 1334.512070][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.512163][ T32] r7:ddde2d80 r6:83018200 r5:856a178c r4:85624d80 [ 1334.512214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.512289][ T32] r10:61c88647 r9:85671800 r8:85624dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.512365][ T32] r4:85624d80 [ 1334.512414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.512505][ T32] r10:00000000 r9:85624d80 r8:80287e08 r7:ebc1de60 r6:85624e00 r5:85671800 [ 1334.512551][ T32] r4:00000001 [ 1334.512605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.512684][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1334.512779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.512892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.512959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.513001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.513029][ T32] r4:85619fc0 [ 1334.513686][ T32] INFO: task kworker/1:703:5562 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.513749][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.513869][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.513970][ T32] Call trace: [ 1334.514037][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.514157][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.514209][ T32] r4:00000000 [ 1334.514271][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.514357][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.514425][ T32] 1d20: c59ac000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.514488][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.514598][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.514662][ T32] r5:80000113 r4:80239bb0 [ 1334.514751][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.514854][ T32] r4:82ac21e4 [ 1334.514911][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.515002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.535548][ T32] r4:eb291dc0 [ 1334.535695][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.535816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.535856][ T32] r4:00000000 [ 1334.535913][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.535991][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.536060][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.536187][ T32] r5:00001000 r4:eafbb000 [ 1334.536245][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.536326][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.536389][ T32] r5:853c5f8c r4:853c5c00 [ 1334.536443][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.536541][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.536615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.536724][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.536826][ T32] r4:850f5d80 [ 1334.536859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.536925][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.536954][ T32] r4:00000001 [ 1334.536977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.537032][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.537073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.537151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.537198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.537244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.537306][ T32] r4:8484cc40 [ 1334.537361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.537427][ T32] INFO: task kworker/1:704:5565 blocked for more than 460 seconds. [ 1334.537480][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.537509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.537561][ T32] task:kworker/1:704 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.537691][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.537782][ T32] Call trace: [ 1334.537869][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.537981][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000013 r6:ebc21d8c r5:85672400 [ 1334.538063][ T32] r4:85672400 [ 1334.538100][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.538191][ T32] r5:85672400 r4:8291a680 [ 1334.538257][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.538365][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.538484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1334.538566][ T32] r4:00000000 [ 1334.538638][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.538723][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.538817][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.538925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600300 [ 1334.538958][ T32] r4:00000000 [ 1334.538991][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.539137][ T32] r9:83018205 r8:85672400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1334.539211][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.539354][ T32] r5:00001000 r4:eb9f7000 [ 1334.539409][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.539492][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.539580][ T32] r5:856a1f8c r4:856a1c00 [ 1334.539676][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.539824][ T32] r7:ddde2d80 r6:83018200 r5:856a1f8c r4:85624e80 [ 1334.539875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.540044][ T32] r4:85624e80 ** 6 printk messages dropped ** [ 1334.540540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.542398][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 9 printk messages dropped ** [ 1334.543008][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.543790][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.544468][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1334.566149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.566919][ T32] r4:85673000 ** 4 printk messages dropped ** [ 1334.567275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 ** 7 printk messages dropped ** [ 1334.567743][ T32] r9:83018205 r8:85673000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1334.568060][ T32] r5:856a1b8c r4:856a1800 [ 1334.568085][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.568148][ T32] r7:ddde2d80 r6:83018200 r5:856a1b8c r4:84a1af00 [ 1334.568212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.568286][ T32] r10:61c88647 r9:85673000 r8:84a1af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.568348][ T32] r4:84a1af00 [ 1334.568400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.568495][ T32] r10:00000000 r9:84a1af00 r8:80287e08 r7:ebc21e60 r6:84a1af80 r5:85673000 [ 1334.568555][ T32] r4:00000001 [ 1334.568605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.568667][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1334.568832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.568916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.568970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.569133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.569178][ T32] r4:85600280 [ 1334.570398][ T32] INFO: task kworker/1:705:5566 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.570508][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.570669][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.570758][ T32] Call trace: [ 1334.570851][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.570954][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.570994][ T32] r4:00000000 [ 1334.571019][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.571091][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.571151][ T32] 1d20: c628e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.571195][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.571227][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.571276][ T32] r5:80000113 r4:80239bb0 [ 1334.571326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.571403][ T32] r4:82ac21e4 [ 1334.571433][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.571509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.571541][ T32] r4:eb291dc0 [ 1334.571566][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.571620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.571646][ T32] r4:00000000 [ 1334.571668][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.571720][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.571750][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.571802][ T32] r5:00001000 r4:eafbb000 [ 1334.571825][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.571872][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.571931][ T32] r5:853c5f8c r4:853c5c00 [ 1334.571956][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.572042][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.572073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.572133][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.572160][ T32] r4:850f5d80 [ 1334.572183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.572256][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.572311][ T32] r4:00000001 [ 1334.572358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.572426][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.572488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.572534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.572565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.572623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.572653][ T32] r4:8484cc40 [ 1334.572704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.572737][ T32] INFO: task kworker/1:706:5569 blocked for more than 461 seconds. [ 1334.572796][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.572832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.572870][ T32] task:kworker/1:706 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.572955][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.573026][ T32] Call trace: [ 1334.573084][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.573139][ T32] r10:8291a684 r9:ebc29d84 r8:00000002 r7:60000113 r6:ebc29d8c r5:85673c00 [ 1334.573187][ T32] r4:85673c00 [ 1334.573242][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.573298][ T32] r5:85673c00 r4:8291a680 [ 1334.573345][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.573395][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.573445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 [ 1334.573490][ T32] r4:00000000 [ 1334.573520][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.573562][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.573602][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.573650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600540 [ 1334.573695][ T32] r4:00000000 [ 1334.573721][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.573797][ T32] r9:83018205 r8:85673c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1334.573828][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.573877][ T32] r5:00001000 r4:eba05000 [ 1334.573904][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.573949][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.573996][ T32] r5:856a278c r4:856a2400 [ 1334.574108][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.574168][ T32] r7:ddde2d80 r6:83018200 r5:856a278c r4:85547000 [ 1334.574216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.574294][ T32] r10:61c88647 r9:85673c00 r8:8554702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.574321][ T32] r4:85547000 [ 1334.574342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.574416][ T32] r10:00000000 r9:85547000 r8:80287e08 r7:ebc21e60 r6:85547080 r5:85673c00 [ 1334.574443][ T32] r4:00000001 [ 1334.574483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.574525][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1334.574555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.574587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.574637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.574673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.574707][ T32] r4:85600280 [ 1334.607450][ T32] INFO: task kworker/1:706:5569 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.607565][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.607659][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.607737][ T32] Call trace: [ 1334.607798][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.607886][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.607922][ T32] r4:00000000 [ 1334.607955][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.608004][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.608038][ T32] 1d20: c6ada000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.608072][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.608099][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.608126][ T32] r5:80000113 r4:80239bb0 [ 1334.608169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.608221][ T32] r4:82ac21e4 [ 1334.608262][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.608356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.608392][ T32] r4:eb291dc0 [ 1334.608435][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.608494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.608519][ T32] r4:00000000 [ 1334.608571][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.608651][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.608703][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.608755][ T32] r5:00001000 r4:eafbb000 [ 1334.608800][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.608850][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.608928][ T32] r5:853c5f8c r4:853c5c00 [ 1334.608970][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.609066][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.609111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.609169][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.609194][ T32] r4:850f5d80 [ 1334.609215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.609268][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.609292][ T32] r4:00000001 [ 1334.609313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.609354][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.609385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.609417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.609446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.609480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.609525][ T32] r4:8484cc40 [ 1334.609554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.609585][ T32] INFO: task kworker/1:707:5570 blocked for more than 461 seconds. [ 1334.609621][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.609649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1334.609780][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.610191][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.610576][ T32] r9:83018205 r8:85674800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1334.610788][ T32] r5:856a2b8c r4:856a2800 [ 1334.610809][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.610968][ T32] r4:85547100 ** 6 printk messages dropped ** [ 1334.611238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.611268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.611301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.611325][ T32] r4:85600040 [ 1334.612072][ T32] INFO: task kworker/1:707:5570 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.612111][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.612199][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.612266][ T32] Call trace: [ 1334.612302][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.612361][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.612409][ T32] r4:00000000 [ 1334.612433][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.612484][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.612516][ T32] 1d20: c6ada000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.612549][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.612577][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.612625][ T32] r5:80000113 r4:80239bb0 [ 1334.612656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.612702][ T32] r4:82ac21e4 [ 1334.612745][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.612798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.612822][ T32] r4:eb291dc0 [ 1334.612843][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.612891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.612920][ T32] r4:00000000 [ 1334.612951][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.613008][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.613040][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.613091][ T32] r5:00001000 r4:eafbb000 [ 1334.613133][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.613180][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.613228][ T32] r5:853c5f8c r4:853c5c00 [ 1334.613250][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.613321][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.613348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.613402][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.613426][ T32] r4:850f5d80 [ 1334.613458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.613522][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.613549][ T32] r4:00000001 [ 1334.613571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.613684][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.613739][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.613775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.613805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.613838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.613876][ T32] r4:8484cc40 [ 1334.613915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.613944][ T32] INFO: task kworker/1:708:5573 blocked for more than 461 seconds. [ 1334.613976][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.614001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1334.614097][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.614474][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.614864][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.630176][ T32] r5:856a2f8c r4:856a2c00 [ 1334.630336][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.630484][ T32] r7:ddde2d80 r6:83018200 r5:856a2f8c r4:85547200 [ 1334.630533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.630874][ T32] r10:00000000 r9:85547200 r8:80287e08 r7:ebc31e60 r6:85547280 r5:85675400 ** 9 printk messages dropped ** [ 1334.632795][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.633482][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.633681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1334.634267][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.634547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.652318][ T32] r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000013 r6:ebc2dd8c r5:85676000 ** 6 printk messages dropped ** [ 1334.652709][ T32] r4:00000000 [ 1334.652731][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.652782][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.652853][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.652916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600840 [ 1334.652948][ T32] r4:00000000 [ 1334.652982][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.653038][ T32] r9:83018205 r8:85676000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1334.653061][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.653111][ T32] r5:00001000 r4:eba45000 [ 1334.653154][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.653205][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.653276][ T32] r5:856a0f8c r4:856a0c00 [ 1334.653304][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.653376][ T32] r7:ddde2d80 r6:83018200 r5:856a0f8c r4:85547300 [ 1334.653438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.653503][ T32] r10:61c88647 r9:85676000 r8:8554732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.653545][ T32] r4:85547300 [ 1334.653572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.653651][ T32] r10:00000000 r9:85547300 r8:80287e08 r7:ebc35e60 r6:85547380 r5:85676000 [ 1334.653701][ T32] r4:00000001 [ 1334.653730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.653795][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1334.653835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.653869][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.653905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.653942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.653967][ T32] r4:856007c0 [ 1334.654851][ T32] INFO: task kworker/1:709:5574 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.654912][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.661813][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.661960][ T32] Call trace: [ 1334.662001][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.662071][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.662098][ T32] r4:00000000 [ 1334.662145][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.662201][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.662238][ T32] 1d20: c71ef000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.662275][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.662326][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.662362][ T32] r5:80000113 r4:80239bb0 [ 1334.662395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.662449][ T32] r4:82ac21e4 [ 1334.662480][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.662531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.662555][ T32] r4:eb291dc0 [ 1334.662576][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.662648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.662679][ T32] r4:00000000 [ 1334.662705][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.662775][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.662804][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.662854][ T32] r5:00001000 r4:eafbb000 [ 1334.662876][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.662930][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.662979][ T32] r5:853c5f8c r4:853c5c00 [ 1334.663000][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.663130][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.663166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.663265][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.663296][ T32] r4:850f5d80 ** 1 printk messages dropped ** [ 1334.663412][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1334.663904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.664640][ T32] r5:85676c00 r4:8291a680 ** 5 printk messages dropped ** [ 1334.664964][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.678641][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.678733][ T32] r5:856a3b8c r4:856a3800 [ 1334.678755][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.678810][ T32] r7:ddde2d80 r6:83018200 r5:856a3b8c r4:85547400 [ 1334.678833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.678921][ T32] r4:85547400 ** 2 printk messages dropped ** [ 1334.679119][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.679352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.679390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.679434][ T32] r4:85600380 [ 1334.680390][ T32] INFO: task kworker/1:710:5576 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.680491][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.680581][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.680653][ T32] Call trace: [ 1334.680713][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.680809][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.680835][ T32] r4:00000000 [ 1334.680858][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.680911][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.680944][ T32] 1d20: c773d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.680977][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.681005][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.681031][ T32] r5:80000113 r4:80239bb0 [ 1334.681052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.681098][ T32] r4:82ac21e4 [ 1334.681151][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.681228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.681257][ T32] r4:eb291dc0 [ 1334.681295][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.681348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.681373][ T32] r4:00000000 [ 1334.681414][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.681469][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.681512][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.681563][ T32] r5:00001000 r4:eafbb000 [ 1334.681584][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.681629][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.681676][ T32] r5:853c5f8c r4:853c5c00 [ 1334.681720][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.681776][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.681799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.681853][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.681929][ T32] r4:850f5d80 [ 1334.681966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.682034][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.682064][ T32] r4:00000001 [ 1334.682096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.682143][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.682235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.682311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.682370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.682428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.682461][ T32] r4:8484cc40 [ 1334.682486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.682516][ T32] INFO: task kworker/1:711:5579 blocked for more than 461 seconds. [ 1334.682552][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.682613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.682644][ T32] task:kworker/1:711 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.682696][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.682765][ T32] Call trace: [ 1334.682839][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.682930][ T32] r10:8291a684 r9:ebc41d84 r8:00000002 r7:60000113 r6:ebc41d8c r5:85678000 [ 1334.682967][ T32] r4:85678000 [ 1334.682992][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.683080][ T32] r5:85678000 r4:8291a680 [ 1334.683105][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.683155][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.683213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 [ 1334.683239][ T32] r4:00000000 [ 1334.683279][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.683361][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.683405][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.683454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600380 [ 1334.683479][ T32] r4:00000000 [ 1334.683500][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.683550][ T32] r9:83018205 r8:85678000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1334.683575][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.683622][ T32] r5:00001000 r4:eba6b000 [ 1334.683643][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.683686][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.683733][ T32] r5:856a378c r4:856a3400 [ 1334.683754][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.683806][ T32] r7:ddde2d80 r6:83018200 r5:856a378c r4:85547500 [ 1334.683849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.683912][ T32] r10:61c88647 r9:85678000 r8:8554752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.683937][ T32] r4:85547500 [ 1334.683958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.684080][ T32] r10:00000000 r9:85547500 r8:80287e08 r7:ebc3de60 r6:85547580 r5:85678000 [ 1334.684119][ T32] r4:00000001 [ 1334.684144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.684199][ T32] Exception stack(0xebc41fb0 to 0xebc41ff8) [ 1334.684233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.684266][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.684295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.684348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.684376][ T32] r4:85600b80 [ 1334.684786][ T32] INFO: task kworker/1:711:5579 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.684853][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.684946][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.685242][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1334.699907][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1334.700042][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1334.700121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 6 printk messages dropped ** [ 1334.700448][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.700832][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1334.701016][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1334.701220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.701419][ T32] INFO: task kworker/1:712:5582 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.701564][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.701897][ T32] r5:85678c00 r4:8291a680 ** 2 printk messages dropped ** [ 1334.702051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 ** 3 printk messages dropped ** [ 1334.702183][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1334.702511][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.702554][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.702603][ T32] r5:856a3f8c r4:856a3c00 [ 1334.702624][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.702681][ T32] r7:ddde2d80 r6:83018200 r5:856a3f8c r4:85547600 [ 1334.702717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.702775][ T32] r10:61c88647 r9:85678c00 r8:8554762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.702799][ T32] r4:85547600 [ 1334.702820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.702872][ T32] r10:00000000 r9:85547600 r8:80287e08 r7:ebc3de60 r6:85547680 r5:85678c00 [ 1334.702939][ T32] r4:00000001 [ 1334.702964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.703005][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1334.703065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.703113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.703167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.703232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.703261][ T32] r4:85600c80 [ 1334.704080][ T32] INFO: task kworker/1:712:5582 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.704139][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.704209][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.704289][ T32] Call trace: [ 1334.704326][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.704413][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.704451][ T32] r4:00000000 [ 1334.704486][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.704536][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.704589][ T32] 1d20: c7917000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.704653][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.704710][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.704771][ T32] r5:80000113 r4:80239bb0 [ 1334.704797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.704844][ T32] r4:82ac21e4 [ 1334.704871][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.704927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.704952][ T32] r4:eb291dc0 [ 1334.704994][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.705047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.705099][ T32] r4:00000000 [ 1334.717311][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.717400][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.717449][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.717550][ T32] r5:00001000 r4:eafbb000 [ 1334.717577][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.717647][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.717720][ T32] r5:853c5f8c r4:853c5c00 [ 1334.717752][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.717828][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.717860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.717920][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.717955][ T32] r4:850f5d80 [ 1334.717980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.718036][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.718061][ T32] r4:00000001 [ 1334.718083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.718141][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.718227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.718267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.718312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.718350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.718375][ T32] r4:8484cc40 [ 1334.718399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.718429][ T32] INFO: task kworker/1:713:5584 blocked for more than 461 seconds. [ 1334.718465][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.718492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.718515][ T32] task:kworker/1:713 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.718622][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.718678][ T32] Call trace: [ 1334.718736][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.718797][ T32] r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:85679800 [ 1334.718822][ T32] r4:85679800 [ 1334.718844][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.718892][ T32] r5:85679800 r4:8291a680 [ 1334.718932][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.719210][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.719728][ T32] r5:8559b38c r4:8559b000 [ 1334.719789][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.719867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.720255][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.721401][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.721701][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 6 printk messages dropped ** [ 1334.721955][ T32] r4:eb291dc0 ** 5 printk messages dropped ** [ 1334.722225][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.722771][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.722795][ T32] r4:00000001 [ 1334.722817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.722858][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.722887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.722926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.722976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.723016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.723113][ T32] r4:8484cc40 [ 1334.723147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.723178][ T32] INFO: task kworker/1:714:5586 blocked for more than 461 seconds. [ 1334.723244][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.723283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.723305][ T32] task:kworker/1:714 state:D stack:0 pid:5586 tgid:5586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.723394][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.723464][ T32] Call trace: [ 1334.723540][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.723616][ T32] r10:8291a684 r9:ebc59d84 r8:00000002 r7:60000113 r6:ebc59d8c r5:84934800 [ 1334.723645][ T32] r4:84934800 [ 1334.723667][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.723715][ T32] r5:84934800 r4:8291a680 [ 1334.723736][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.723778][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.723829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [ 1334.723853][ T32] r4:00000000 [ 1334.723883][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.723941][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.723985][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.724064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483c080 [ 1334.724107][ T32] r4:00000000 [ 1334.724134][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.724191][ T32] r9:83018205 r8:84934800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.724222][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.724332][ T32] r5:00001000 r4:dfea5000 [ 1334.724367][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.724417][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.724523][ T32] r5:855c3f8c r4:855c3c00 [ 1334.724577][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.724657][ T32] r7:ddde2d80 r6:83018200 r5:855c3f8c r4:85547800 [ 1334.724721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.724792][ T32] r10:61c88647 r9:84934800 r8:8554782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.724818][ T32] r4:85547800 [ 1334.724843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.724904][ T32] r10:00000000 r9:85547800 r8:80287e08 r7:ebc4de60 r6:8561be80 r5:84934800 [ 1334.724945][ T32] r4:00000001 [ 1334.724973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.725017][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1334.725049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.749054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.749178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.749223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.749252][ T32] r4:85600a80 [ 1334.750168][ T32] INFO: task kworker/1:714:5586 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.750224][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.750327][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.750444][ T32] Call trace: [ 1334.750485][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.750571][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.750626][ T32] r4:00000000 [ 1334.750745][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.750803][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.750867][ T32] 1d20: c8309000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.750917][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.750947][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.751013][ T32] r5:80000113 r4:80239bb0 [ 1334.751085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.751148][ T32] r4:82ac21e4 [ 1334.751234][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.751333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.751365][ T32] r4:eb291dc0 [ 1334.751389][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.751445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.751472][ T32] r4:00000000 [ 1334.751519][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.751604][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.751635][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.751708][ T32] r5:00001000 r4:eafbb000 [ 1334.751736][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.751788][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.752215][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1334.752595][ T32] INFO: task kworker/1:715:5588 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.753221][ T32] r4:84933000 ** 4 printk messages dropped ** [ 1334.753484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 ** 8 printk messages dropped ** [ 1334.753939][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.754234][ T32] r5:856ae78c r4:856ae400 [ 1334.754284][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.754340][ T32] r7:ddde2d80 r6:83018200 r5:856ae78c r4:85547880 [ 1334.754368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.754462][ T32] r4:85547880 ** 5 printk messages dropped ** [ 1334.754771][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.768131][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.768567][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1334.768865][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1334.769212][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1334.769597][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1334.769997][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1334.770320][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1334.770491][ T32] task:kworker/1:716 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.771030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 ** 9 printk messages dropped ** [ 1334.771472][ T32] r5:00001000 r4:eac11000 ** 2 printk messages dropped ** [ 1334.771599][ T32] r5:856a238c r4:856a2000 [ 1334.771620][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.771671][ T32] r7:ddde2d80 r6:83018200 r5:856a238c r4:85547900 [ 1334.771747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.771805][ T32] r10:61c88647 r9:84935400 r8:8554792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.771831][ T32] r4:85547900 [ 1334.771853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.771913][ T32] r10:00000000 r9:85547900 r8:80287e08 r7:ebc61e60 r6:8561bf80 r5:84935400 [ 1334.771940][ T32] r4:00000001 [ 1334.772015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.772061][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1334.772093][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.772126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.772160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.772193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.772238][ T32] r4:8483c040 [ 1334.772707][ T32] INFO: task kworker/1:716:5589 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.772749][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.772864][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.772917][ T32] Call trace: [ 1334.772951][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.773025][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.773061][ T32] r4:00000000 [ 1334.773149][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.773199][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.773234][ T32] 1d20: c8309000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.773292][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.773326][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.773366][ T32] r5:80000113 r4:80239bb0 [ 1334.773441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.773490][ T32] r4:82ac21e4 [ 1334.773584][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.773652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.773687][ T32] r4:eb291dc0 [ 1334.773716][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.773776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.773804][ T32] r4:00000000 [ 1334.773826][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.773885][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.773910][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.773957][ T32] r5:00001000 r4:eafbb000 [ 1334.773990][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.774070][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.774128][ T32] r5:853c5f8c r4:853c5c00 [ 1334.774155][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.774209][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.774232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.774287][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.774311][ T32] r4:850f5d80 [ 1334.774333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.774392][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.774463][ T32] r4:00000001 [ 1334.774497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.774540][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.774570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.774603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.774633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.774701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.775004][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.799344][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1334.799765][ T32] r9:83018205 r8:84936c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 1334.800004][ T32] r5:856ac78c r4:856ac400 [ 1334.800026][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.800130][ T32] r7:ddde2d80 r6:83018200 r5:856ac78c r4:85547980 [ 1334.800230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1334.800565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.801922][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.802367][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1334.802742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 8 printk messages dropped ** [ 1334.803440][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.804123][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.804298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.804727][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.805062][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.823518][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.823718][ T32] r5:856acb8c r4:856ac800 [ 1334.823741][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.823934][ T32] r4:85547a00 [ 1334.823956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.824014][ T32] r10:00000000 r9:85547a00 r8:80287e08 r7:ebc61e60 r6:84846f00 r5:84936000 [ 1334.824065][ T32] r4:00000001 [ 1334.824091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.824134][ T32] Exception stack(0xebc75fb0 to 0xebc75ff8) [ 1334.824169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.824212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.824252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.824286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.824322][ T32] r4:8483c040 [ 1334.830115][ T32] INFO: task kworker/1:718:5593 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.830210][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.830336][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.830402][ T32] Call trace: [ 1334.830464][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.830557][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.830588][ T32] r4:00000000 [ 1334.830611][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.830657][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.830692][ T32] 1d20: c8abe000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.830726][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.830755][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.830782][ T32] r5:80000113 r4:80239bb0 [ 1334.830828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.830896][ T32] r4:82ac21e4 [ 1334.830923][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.830974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.831000][ T32] r4:eb291dc0 [ 1334.831021][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.831119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.831150][ T32] r4:00000000 [ 1334.831272][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.831331][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.831380][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.831434][ T32] r5:00001000 r4:eafbb000 [ 1334.831491][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.831613][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.831666][ T32] r5:853c5f8c r4:853c5c00 [ 1334.831737][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.831806][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.831854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.831943][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.831972][ T32] r4:850f5d80 [ 1334.831995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.832054][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.832081][ T32] r4:00000001 [ 1334.832103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.832173][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.832208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.832241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.832283][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.832323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.832348][ T32] r4:8484cc40 [ 1334.832372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.832404][ T32] INFO: task kworker/1:719:5596 blocked for more than 461 seconds. [ 1334.832451][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.832489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.832512][ T32] task:kworker/1:719 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.832564][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.832608][ T32] Call trace: [ 1334.832670][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.832728][ T32] r10:8291a684 r9:ebc81d84 r8:00000002 r7:60000013 r6:ebc81d8c r5:84932400 [ 1334.832754][ T32] r4:84932400 [ 1334.832826][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.832976][ T32] r5:84932400 r4:8291a680 ** 2 printk messages dropped ** [ 1334.833101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc81e08 ** 8 printk messages dropped ** [ 1334.833517][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.833765][ T32] r5:856ad38c r4:856ad000 [ 1334.833864][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.833930][ T32] r7:ddde2d80 r6:83018200 r5:856ad38c r4:85547a80 [ 1334.833956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.834010][ T32] r10:61c88647 r9:84932400 r8:85547aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.834108][ T32] r10:00000000 r9:85547a80 r8:80287e08 r7:ebc61e60 r6:852be000 r5:84932400 ** 3 printk messages dropped ** [ 1334.834314][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.834484][ T32] r4:8483c040 ** 1 printk messages dropped ** [ 1334.853820][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.854637][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.854844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 10 printk messages dropped ** [ 1334.857980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.858452][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.858933][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.859441][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1334.860064][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.860228][ T32] r5:856ad78c r4:856ad400 [ 1334.860275][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.860333][ T32] r7:ddde2d80 r6:83018200 r5:856ad78c r4:85547b00 [ 1334.860382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.860440][ T32] r10:61c88647 r9:84b50000 r8:85547b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.860465][ T32] r4:85547b00 [ 1334.860486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.860538][ T32] r10:00000000 r9:85547b00 r8:80287e08 r7:ebc61e60 r6:852be080 r5:84b50000 [ 1334.860586][ T32] r4:00000001 [ 1334.860684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.860759][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1334.860794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.860898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.860939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.860973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.861022][ T32] r4:8483c5c0 [ 1334.861875][ T32] INFO: task kworker/1:720:5597 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.861984][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.862139][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.862195][ T32] Call trace: [ 1334.862228][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.862290][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.862316][ T32] r4:00000000 [ 1334.862386][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.862436][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.862474][ T32] 1d20: c8d76000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.862508][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.862538][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.862614][ T32] r5:80000113 r4:80239bb0 [ 1334.862689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.862741][ T32] r4:82ac21e4 [ 1334.862764][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.862814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.862838][ T32] r4:eb291dc0 [ 1334.862859][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.862942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.862998][ T32] r4:00000000 [ 1334.863066][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.863149][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.863176][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.863274][ T32] r5:00001000 r4:eafbb000 [ 1334.863301][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.863345][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.863421][ T32] r5:853c5f8c r4:853c5c00 [ 1334.863447][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.863501][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.863526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.863664][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.863701][ T32] r4:850f5d80 [ 1334.863723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.863779][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.863803][ T32] r4:00000001 [ 1334.863825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.863921][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.863956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.863989][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.864020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1334.864204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.864624][ T32] r4:84b51800 ** 5 printk messages dropped ** [ 1334.864835][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.865008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483c940 ** 7 printk messages dropped ** [ 1334.884301][ T32] r5:856adb8c r4:856ad800 [ 1334.884349][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.884462][ T32] r7:ddde2d80 r6:83018200 r5:856adb8c r4:85547b80 [ 1334.884490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.884600][ T32] r10:61c88647 r9:84b51800 r8:85547bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.884702][ T32] r4:85547b80 [ 1334.884729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.884801][ T32] r10:00000000 r9:85547b80 r8:80287e08 r7:ebc61e60 r6:852be100 r5:84b51800 [ 1334.884831][ T32] r4:00000001 [ 1334.884895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.884952][ T32] Exception stack(0xebc8dfb0 to 0xebc8dff8) [ 1334.884986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.885044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.897368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.897477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.897508][ T32] r4:8483c040 [ 1334.898438][ T32] INFO: task kworker/1:721:5599 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.898517][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.898668][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.898743][ T32] Call trace: [ 1334.898780][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.898847][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.898929][ T32] r4:00000000 [ 1334.898980][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.899083][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.899152][ T32] 1d20: c93b7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.899216][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.899265][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.899304][ T32] r5:80000113 r4:80239bb0 [ 1334.899352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.899434][ T32] r4:82ac21e4 [ 1334.899461][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.899550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.899579][ T32] r4:eb291dc0 [ 1334.899604][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.899654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.899702][ T32] r4:00000000 [ 1334.899773][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.899832][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.899857][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.899967][ T32] r5:00001000 r4:eafbb000 [ 1334.900020][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.900079][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.900137][ T32] r5:853c5f8c r4:853c5c00 [ 1334.900161][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.900224][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.900272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.900361][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.900429][ T32] r4:850f5d80 [ 1334.900479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.900544][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.900569][ T32] r4:00000001 [ 1334.900592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.900784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.901326][ T32] r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000013 r6:ebc95d8c r5:84b50c00 ** 6 printk messages dropped ** [ 1334.901667][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.901823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483c780 ** 7 printk messages dropped ** [ 1334.902211][ T32] r5:856ac38c r4:856ac000 [ 1334.902233][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.902307][ T32] r7:ddde2d80 r6:83018200 r5:856ac38c r4:85547c00 [ 1334.902334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.902392][ T32] r10:61c88647 r9:84b50c00 r8:85547c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.902416][ T32] r4:85547c00 [ 1334.902442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.902500][ T32] r10:00000000 r9:85547c00 r8:80287e08 r7:ebc61e60 r6:852be180 r5:84b50c00 [ 1334.902525][ T32] r4:00000001 [ 1334.902546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.902594][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1334.902651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.902735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.902770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.902804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.902843][ T32] r4:8483c5c0 [ 1334.903340][ T32] INFO: task kworker/1:722:5601 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.903388][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.903511][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.903563][ T32] Call trace: [ 1334.903595][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.903654][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.903681][ T32] r4:00000000 [ 1334.903725][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.903774][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.903807][ T32] 1d20: c93b7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.903840][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.903920][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.903998][ T32] r5:80000113 r4:80239bb0 [ 1334.904050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.904127][ T32] r4:82ac21e4 [ 1334.904153][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.904206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.904232][ T32] r4:eb291dc0 [ 1334.904254][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.904303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.904377][ T32] r4:00000000 [ 1334.904410][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.904467][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.904521][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.904579][ T32] r5:00001000 r4:eafbb000 [ 1334.904626][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.904705][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.904759][ T32] r5:853c5f8c r4:853c5c00 [ 1334.904781][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.904835][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1334.904858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.904947][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.904982][ T32] r4:850f5d80 [ 1334.905110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.928830][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1334.928995][ T32] r4:00000001 [ 1334.929030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.929098][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1334.929136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.929200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.929270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.929310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.929354][ T32] r4:8484cc40 [ 1334.929384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.929444][ T32] INFO: task kworker/1:723:5603 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.929646][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.930181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca1e08 ** 7 printk messages dropped ** [ 1334.930580][ T32] r9:83018205 r8:84b53c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1334.930869][ T32] r5:856ae38c r4:856ae000 [ 1334.930942][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.931025][ T32] r7:ddde2d80 r6:83018200 r5:856ae38c r4:85547c80 [ 1334.931097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.931369][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.931718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.933096][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 6 printk messages dropped ** [ 1334.933488][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1334.933875][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.934433][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 1 printk messages dropped ** [ 1334.934543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.934583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.934617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.934642][ T32] r4:8484cc40 [ 1334.934689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.934743][ T32] INFO: task kworker/1:724:5605 blocked for more than 461 seconds. [ 1334.934779][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.934806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.934866][ T32] task:kworker/1:724 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.934967][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.935012][ T32] Call trace: [ 1334.935174][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.946905][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000013 r6:ebca5d8c r5:84b54800 [ 1334.946973][ T32] r4:84b54800 [ 1334.947006][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.947103][ T32] r5:84b54800 r4:8291a680 [ 1334.947125][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.947195][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.947272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1334.947305][ T32] r4:00000000 [ 1334.947329][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.947370][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.947413][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.947491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483cc40 [ 1334.947521][ T32] r4:00000000 [ 1334.947568][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.947652][ T32] r9:83018205 r8:84b54800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1334.947680][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.947743][ T32] r5:00001000 r4:eb581000 [ 1334.947771][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.947815][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.947862][ T32] r5:856acf8c r4:856acc00 [ 1334.947889][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.947944][ T32] r7:ddde2d80 r6:83018200 r5:856acf8c r4:85547d00 [ 1334.947993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.948076][ T32] r10:61c88647 r9:84b54800 r8:85547d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.948128][ T32] r4:85547d00 [ 1334.948154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.948209][ T32] r10:00000000 r9:85547d00 r8:80287e08 r7:ebc61e60 r6:852be280 r5:84b54800 [ 1334.948234][ T32] r4:00000001 [ 1334.948255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.948297][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1334.948328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.948361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.948457][ T32] r4:8483cac0 [ 1334.949339][ T32] INFO: task kworker/1:724:5605 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.949386][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.949477][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.949547][ T32] Call trace: [ 1334.949647][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.949712][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.949738][ T32] r4:00000000 [ 1334.949760][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.949805][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.949889][ T32] 1d20: c9866000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.949938][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.949967][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.950000][ T32] r5:80000113 r4:80239bb0 [ 1334.950024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.950097][ T32] r4:82ac21e4 [ 1334.950124][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.950184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1334.950269][ T32] r4:eb291dc0 [ 1334.950324][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.950395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1334.950456][ T32] r4:00000000 [ 1334.950504][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.950576][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1334.950629][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.950689][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1334.950971][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1334.951478][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 5 printk messages dropped ** [ 1334.951836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.952386][ T32] r5:84b53000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.952569][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.952717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600b40 ** 7 printk messages dropped ** [ 1334.953109][ T32] r5:856aef8c r4:856aec00 [ 1334.953155][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.953211][ T32] r7:ddde2d80 r6:83018200 r5:856aef8c r4:85547d80 [ 1334.953278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.953362][ T32] r10:61c88647 r9:84b53000 r8:85547dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.953440][ T32] r4:85547d80 [ 1334.953489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.953556][ T32] r10:00000000 r9:85547d80 r8:80287e08 r7:ebc61e60 r6:852be300 r5:84b53000 [ 1334.953609][ T32] r4:00000001 [ 1334.953634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.953675][ T32] Exception stack(0xebca9fb0 to 0xebca9ff8) [ 1334.953705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.953738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.953794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.953838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.953913][ T32] r4:8483cec0 [ 1334.954300][ T32] INFO: task kworker/1:725:5607 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.954342][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.954471][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.954549][ T32] Call trace: ** 1 printk messages dropped ** [ 1334.954644][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 9 printk messages dropped ** [ 1334.972997][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.973557][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.974048][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1334.974359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.974940][ T32] r5:84b55400 r4:8291a680 ** 3 printk messages dropped ** [ 1334.987424][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.987653][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.988027][ T32] r5:856aeb8c r4:856ae800 [ 1334.988085][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.988144][ T32] r7:ddde2d80 r6:83018200 r5:856aeb8c r4:85547e00 [ 1334.988192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1334.988516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.989692][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1334.990360][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.990860][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.991397][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.991588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.991622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.991669][ T32] r4:8484cc40 [ 1334.991696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.991750][ T32] INFO: task kworker/1:727:5612 blocked for more than 461 seconds. [ 1334.991813][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1334.991857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.991894][ T32] task:kworker/1:727 state:D stack:0 pid:5612 tgid:5612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.991950][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.992007][ T32] Call trace: [ 1334.992070][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1334.992126][ T32] r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000113 r6:ebcb1d8c r5:84b56000 [ 1334.992206][ T32] r4:84b56000 [ 1334.992234][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1334.992309][ T32] r5:84b56000 r4:8291a680 [ 1334.992373][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.992488][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.992545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1334.992608][ T32] r4:00000000 [ 1334.992642][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1334.992702][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1334.992750][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1334.992801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3480 [ 1334.992827][ T32] r4:00000000 [ 1334.992849][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1334.992916][ T32] r9:83018205 r8:84b56000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.992963][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.993015][ T32] r5:00001000 r4:eb83d000 [ 1334.993038][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1334.993193][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.993270][ T32] r5:856adf8c r4:856adc00 [ 1334.993297][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.993350][ T32] r7:ddde2d80 r6:83018200 r5:856adf8c r4:85547e80 [ 1334.993373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.993439][ T32] r10:61c88647 r9:84b56000 r8:85547eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.993493][ T32] r4:85547e80 [ 1334.993542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.993624][ T32] r10:00000000 r9:85547e80 r8:80287e08 r7:ebca9e60 r6:852be400 r5:84b56000 [ 1334.993653][ T32] r4:00000001 [ 1334.993674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.993716][ T32] Exception stack(0xebcb1fb0 to 0xebcb1ff8) [ 1334.993747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.993781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.993863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.993907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.993932][ T32] r4:8483cf80 [ 1334.994339][ T32] INFO: task kworker/1:727:5612 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1334.994383][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.994529][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.994580][ T32] Call trace: [ 1334.994636][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.994698][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1334.994724][ T32] r4:00000000 [ 1334.994764][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.994814][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1334.994848][ T32] 1d20: c9f35000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1334.994910][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1334.994967][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1334.995005][ T32] r5:80000113 r4:80239bb0 [ 1334.995048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.017214][ T32] r4:82ac21e4 [ 1335.017259][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.017335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 3 printk messages dropped ** [ 1335.017490][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.017772][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.018334][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1335.018640][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1335.018933][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.019303][ T32] r5:84b56c00 r4:8291a680 ** 2 printk messages dropped ** [ 1335.019418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 ** 8 printk messages dropped ** [ 1335.019868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.020113][ T32] r5:856af78c r4:856af400 [ 1335.020163][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1335.020491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.020647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.020678][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.020711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.020734][ T32] r4:85619f40 [ 1335.021528][ T32] INFO: task kworker/1:728:5613 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.021570][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.021714][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.021811][ T32] Call trace: [ 1335.021878][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.021967][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.022021][ T32] r4:00000000 [ 1335.022046][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.022095][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.022127][ T32] 1d20: ca273000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.022160][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.022189][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.022264][ T32] r5:80000113 r4:80239bb0 [ 1335.022340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.022416][ T32] r4:82ac21e4 [ 1335.022470][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.022558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.022587][ T32] r4:eb291dc0 [ 1335.022609][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.022659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.022684][ T32] r4:00000000 [ 1335.022705][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.022758][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.022837][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.022894][ T32] r5:00001000 r4:eafbb000 [ 1335.022945][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.022993][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.023085][ T32] r5:853c5f8c r4:853c5c00 [ 1335.023111][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.023199][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.023228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.023310][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.023363][ T32] r4:850f5d80 [ 1335.023387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.023460][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.023489][ T32] r4:00000001 [ 1335.023512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.023552][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.023582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.023641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.023675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.023709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1335.023876][ T32] task:kworker/1:729 state:D stack:0 pid:5615 tgid:5615 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.024562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 ** 8 printk messages dropped ** [ 1335.024997][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.045591][ T32] r5:856afb8c r4:856af800 [ 1335.045633][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.045721][ T32] r7:ddde2d80 r6:83018200 r5:856afb8c r4:85547f00 [ 1335.045772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1335.046162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.047337][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.047871][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.048160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1335.048692][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.048972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.049400][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.049786][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.050245][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.050485][ T32] r5:856aff8c r4:856afc00 [ 1335.050510][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.050794][ T32] r10:00000000 r9:852cc000 r8:80287e08 r7:ebcb1e60 r6:852be580 r5:847f6c00 ** 6 printk messages dropped ** [ 1335.051089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.051148][ T32] r4:852d3240 [ 1335.051524][ T32] INFO: task kworker/1:730:5618 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.051574][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.051647][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.051708][ T32] Call trace: [ 1335.051744][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.051803][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.051828][ T32] r4:00000000 [ 1335.051849][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.051898][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.051931][ T32] 1d20: ca71c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.051982][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.052015][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.052044][ T32] r5:80000113 r4:80239bb0 [ 1335.052066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.052123][ T32] r4:82ac21e4 [ 1335.052159][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.052211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.052236][ T32] r4:eb291dc0 [ 1335.052277][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.052329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.052354][ T32] r4:00000000 [ 1335.052375][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.052428][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.052470][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.052522][ T32] r5:00001000 r4:eafbb000 [ 1335.052557][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.052604][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.052672][ T32] r5:853c5f8c r4:853c5c00 [ 1335.052737][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.052793][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.052816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.052869][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.052909][ T32] r4:850f5d80 [ 1335.052935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.052988][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.053012][ T32] r4:00000001 [ 1335.053033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.053073][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.053103][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.053135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.053164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.053207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.053254][ T32] r4:8484cc40 [ 1335.053279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.053315][ T32] INFO: task kworker/1:731:5620 blocked for more than 461 seconds. [ 1335.053358][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.053386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.053408][ T32] task:kworker/1:731 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.053480][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.053536][ T32] Call trace: [ 1335.053578][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.053636][ T32] r10:8291a684 r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:847f4800 [ 1335.053691][ T32] r4:847f4800 [ 1335.053717][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.053766][ T32] r5:847f4800 r4:8291a680 [ 1335.053796][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.053843][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.053899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 ** 2 printk messages dropped ** [ 1335.054010][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.054474][ T32] r5:856af38c r4:856af000 [ 1335.054495][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.054546][ T32] r7:ddde2d80 r6:83018200 r5:856af38c r4:852cc080 [ 1335.054568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.054620][ T32] r10:61c88647 r9:847f4800 r8:852cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.054965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.076456][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.076832][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1335.077199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1335.077650][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.078085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.078529][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.078736][ T32] r4:84978000 [ 1335.078779][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.078832][ T32] r5:84978000 r4:8291a680 [ 1335.078863][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.078921][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.078972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1335.078998][ T32] r4:00000000 [ 1335.079019][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.079138][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.079187][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.079237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d36c0 [ 1335.079282][ T32] r4:00000000 [ 1335.079309][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.079362][ T32] r9:83018205 r8:84978000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1335.079385][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.079433][ T32] r5:00001000 r4:eb87d000 [ 1335.079464][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.079518][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.079628][ T32] r5:856b038c r4:856b0000 [ 1335.079680][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.079751][ T32] r7:ddde2d80 r6:83018200 r5:856b038c r4:852cc100 [ 1335.079805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.079864][ T32] r10:61c88647 r9:84978000 r8:852cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.079927][ T32] r4:852cc100 [ 1335.079953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.080007][ T32] r10:00000000 r9:852cc100 r8:80287e08 r7:ebcc1e60 r6:852be680 r5:84978000 [ 1335.080031][ T32] r4:00000001 [ 1335.080061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.080105][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1335.080138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.080192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.080235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.080272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.080296][ T32] r4:852d3400 [ 1335.080693][ T32] INFO: task kworker/1:732:5622 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.080754][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.080856][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.080938][ T32] Call trace: [ 1335.080995][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.081064][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.081110][ T32] r4:00000000 [ 1335.081140][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.081200][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.081277][ T32] 1d20: cab4c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.081323][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.081357][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.081464][ T32] r5:80000113 r4:80239bb0 [ 1335.081492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.081537][ T32] r4:82ac21e4 [ 1335.081559][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.081618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.081647][ T32] r4:eb291dc0 [ 1335.081668][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.081758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.081787][ T32] r4:00000000 [ 1335.081827][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.081900][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1335.081978][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1335.082229][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1335.082431][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 2 printk messages dropped ** [ 1335.082549][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 3 printk messages dropped ** [ 1335.082703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.082992][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.083444][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.083893][ T32] r5:00001000 r4:eb8af000 ** 2 printk messages dropped ** [ 1335.084006][ T32] r5:856b0b8c r4:856b0800 [ 1335.084038][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.084157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.084247][ T32] r10:61c88647 r9:84979800 r8:852cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.084285][ T32] r4:852cc180 [ 1335.084329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.084405][ T32] r10:00000000 r9:852cc180 r8:80287e08 r7:ebcc5e60 r6:852be700 r5:84979800 [ 1335.084434][ T32] r4:00000001 [ 1335.084455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.084495][ T32] Exception stack(0xebccdfb0 to 0xebccdff8) [ 1335.084525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.084579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.084618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.084652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.084676][ T32] r4:852d3600 [ 1335.085137][ T32] INFO: task kworker/1:733:5624 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.115486][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.115633][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.115726][ T32] Call trace: [ 1335.115809][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.115892][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.115920][ T32] r4:00000000 [ 1335.115953][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.116004][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.116059][ T32] 1d20: cb287000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.116111][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.116152][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.116187][ T32] r5:80000113 r4:80239bb0 [ 1335.116210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.116258][ T32] r4:82ac21e4 [ 1335.116299][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.116358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.116391][ T32] r4:eb291dc0 [ 1335.116416][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.116485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.116514][ T32] r4:00000000 [ 1335.116537][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.116590][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.116614][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.116661][ T32] r5:00001000 r4:eafbb000 [ 1335.116683][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.116727][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.116798][ T32] r5:853c5f8c r4:853c5c00 [ 1335.116844][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.116909][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.116933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.116987][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.117011][ T32] r4:850f5d80 [ 1335.117032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.117093][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.117142][ T32] r4:00000001 [ 1335.117175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.117228][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.117261][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.117313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.117347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.117380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.117403][ T32] r4:8484cc40 [ 1335.117428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.117459][ T32] INFO: task kworker/1:734:5626 blocked for more than 461 seconds. [ 1335.117494][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.117532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.117558][ T32] task:kworker/1:734 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.117651][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.117701][ T32] Call trace: [ 1335.117761][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.117816][ T32] r10:8291a684 r9:ebcd5d84 r8:00000002 r7:60000113 r6:ebcd5d8c r5:8497b000 [ 1335.117840][ T32] r4:8497b000 [ 1335.117862][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.117924][ T32] r5:8497b000 r4:8291a680 [ 1335.117968][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.118017][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.118094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd5e08 [ 1335.118123][ T32] r4:00000000 [ 1335.118158][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.118222][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.118264][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.118311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3a40 ** 7 printk messages dropped ** [ 1335.118678][ T32] r5:856b138c r4:856b1000 [ 1335.118719][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.118773][ T32] r7:ddde2d80 r6:83018200 r5:856b138c r4:852cc200 [ 1335.118818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.118877][ T32] r10:61c88647 r9:8497b000 r8:852cc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.119078][ T32] r4:00000001 [ 1335.119112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.119160][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) [ 1335.119191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.119248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.119307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.119352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.119377][ T32] r4:852d3780 [ 1335.120258][ T32] INFO: task kworker/1:734:5626 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.120324][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.120397][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.120445][ T32] Call trace: [ 1335.120478][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.120537][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.120562][ T32] r4:00000000 [ 1335.120583][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.120627][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.120659][ T32] 1d20: cb287000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.120693][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.120722][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.120748][ T32] r5:80000113 r4:80239bb0 [ 1335.120770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.120814][ T32] r4:82ac21e4 [ 1335.120836][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.120890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.120915][ T32] r4:eb291dc0 [ 1335.120947][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.121000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.121038][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.121176][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.121643][ T32] r4:850f5d80 ** 1 printk messages dropped ** [ 1335.121716][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 3 printk messages dropped ** [ 1335.121836][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.122080][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1335.122499][ T32] r4:8497bc00 ** 3 printk messages dropped ** [ 1335.122664][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.122911][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.123409][ T32] r5:856b1f8c r4:856b1c00 [ 1335.123454][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.123532][ T32] r7:ddde2d80 r6:83018200 r5:856b1f8c r4:852cc280 [ 1335.123604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.123663][ T32] r10:61c88647 r9:8497bc00 r8:852cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1335.123778][ T32] r10:00000000 r9:852cc280 r8:80287e08 r7:ebcd5e60 r6:852be800 r5:8497bc00 ** 8 printk messages dropped ** [ 1335.124513][ T32] INFO: task kworker/1:735:5628 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 10 printk messages dropped ** [ 1335.125152][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1335.146742][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1335.147088][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1335.147428][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1335.147636][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1335.147861][ T32] INFO: task kworker/1:736:5630 blocked for more than 461 seconds. ** 2 printk messages dropped ** [ 1335.147970][ T32] task:kworker/1:736 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.148030][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.148076][ T32] Call trace: [ 1335.148147][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.148208][ T32] r10:8291a684 r9:ebce5d84 r8:00000002 r7:60000113 r6:ebce5d8c r5:8497a400 [ 1335.148233][ T32] r4:8497a400 [ 1335.148275][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.148329][ T32] r5:8497a400 r4:8291a680 [ 1335.148352][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.148397][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.148467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1335.148516][ T32] r4:00000000 [ 1335.148561][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.148605][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.148644][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.148694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3b40 [ 1335.148738][ T32] r4:00000000 [ 1335.148763][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.148816][ T32] r9:83018205 r8:8497a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1335.148839][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.148894][ T32] r5:00001000 r4:eb8f9000 [ 1335.148918][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.148962][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.149010][ T32] r5:856b178c r4:856b1400 [ 1335.149053][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.149108][ T32] r7:ddde2d80 r6:83018200 r5:856b178c r4:852cc300 [ 1335.149131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.149186][ T32] r10:61c88647 r9:8497a400 r8:852cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.149210][ T32] r4:852cc300 [ 1335.149231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.149282][ T32] r10:00000000 r9:852cc300 r8:80287e08 r7:ebcdde60 r6:852be880 r5:8497a400 [ 1335.149306][ T32] r4:00000001 [ 1335.149350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.149395][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1335.149426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.149458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.149487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.149532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.149586][ T32] r4:852d3540 [ 1335.150430][ T32] INFO: task kworker/1:736:5630 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.150498][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.150592][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.150651][ T32] Call trace: [ 1335.150687][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.150747][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.150781][ T32] r4:00000000 [ 1335.150803][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.150849][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.150903][ T32] 1d20: cb6ea000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.150942][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.150971][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.150997][ T32] r5:80000113 r4:80239bb0 [ 1335.151065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.151138][ T32] r4:82ac21e4 [ 1335.151172][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.151224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.151261][ T32] r4:eb291dc0 [ 1335.151307][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.151361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.151420][ T32] r4:00000000 [ 1335.151446][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.151501][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.151525][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.151572][ T32] r5:00001000 r4:eafbb000 [ 1335.151593][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.151636][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.151683][ T32] r5:853c5f8c r4:853c5c00 [ 1335.151704][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.151756][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.151780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.151833][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.151857][ T32] r4:850f5d80 [ 1335.151878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.151936][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.151982][ T32] r4:00000001 [ 1335.152050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.152095][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.152127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.152163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.152241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.152280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.152305][ T32] r4:8484cc40 [ 1335.152327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.152375][ T32] INFO: task kworker/1:737:5632 blocked for more than 461 seconds. [ 1335.152413][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.152439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.152475][ T32] task:kworker/1:737 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.152542][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.152606][ T32] Call trace: [ 1335.152646][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.152702][ T32] r10:8291a684 r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:84978c00 [ 1335.152738][ T32] r4:84978c00 [ 1335.152765][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.152814][ T32] r5:84978c00 r4:8291a680 [ 1335.152835][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.152903][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.152964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1335.153010][ T32] r4:00000000 [ 1335.153035][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.153075][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.153114][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.153170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3b00 [ 1335.153197][ T32] r4:00000000 [ 1335.153219][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.153270][ T32] r9:83018205 r8:84978c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1335.153293][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.153339][ T32] r5:00001000 r4:eb91d000 [ 1335.153361][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.153414][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.153492][ T32] r5:856b0f8c r4:856b0c00 [ 1335.153538][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.153592][ T32] r7:ddde2d80 r6:83018200 r5:856b0f8c r4:852cc380 [ 1335.153615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.153680][ T32] r10:61c88647 r9:84978c00 r8:852cc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.153721][ T32] r4:852cc380 [ 1335.153775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.153866][ T32] r10:00000000 r9:852cc380 r8:80287e08 r7:ebcdde60 r6:852be900 r5:84978c00 [ 1335.153925][ T32] r4:00000001 [ 1335.153954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.154015][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1335.154051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.154095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.154140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.154176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.154223][ T32] r4:852d3c80 [ 1335.154641][ T32] INFO: task kworker/1:737:5632 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.154710][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.154811][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.154859][ T32] Call trace: [ 1335.154947][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.155066][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.177506][ T32] r4:00000000 [ 1335.177600][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.177720][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.177826][ T32] 1d20: cbd3a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.177916][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.177956][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.177987][ T32] r5:80000113 r4:80239bb0 [ 1335.178020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1335.178170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 11 printk messages dropped ** [ 1335.178669][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.178937][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 3 printk messages dropped ** [ 1335.179104][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.179272][ T32] r4:8484cc40 ** 2 printk messages dropped ** [ 1335.179391][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1335.179563][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.179936][ T32] r5:8497c800 r4:8291a680 ** 2 printk messages dropped ** [ 1335.180117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 ** 8 printk messages dropped ** [ 1335.180504][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.180701][ T32] r5:856b238c r4:856b2000 [ 1335.180723][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.180849][ T32] r10:61c88647 r9:8497c800 r8:852cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.181182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.182366][ T32] Call trace: [ 1335.182429][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.182498][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.182544][ T32] r4:00000000 [ 1335.182576][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.182623][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.182677][ T32] 1d20: cbd3a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.182747][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.182800][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.182831][ T32] r5:80000113 r4:80239bb0 [ 1335.182866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.182921][ T32] r4:82ac21e4 [ 1335.182943][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.182993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.183018][ T32] r4:eb291dc0 [ 1335.183079][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.183155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.183212][ T32] r4:00000000 [ 1335.183250][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.183335][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.183362][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.183425][ T32] r5:00001000 r4:eafbb000 [ 1335.183450][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.183494][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.183541][ T32] r5:853c5f8c r4:853c5c00 [ 1335.183583][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.183645][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.183668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.183743][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.183777][ T32] r4:850f5d80 [ 1335.183820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.183899][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.183928][ T32] r4:00000001 [ 1335.183951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.183992][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.184022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.184053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.184104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.184163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.184219][ T32] r4:8484cc40 [ 1335.184253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.184303][ T32] INFO: task kworker/1:739:5636 blocked for more than 461 seconds. [ 1335.184343][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.184389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.184419][ T32] task:kworker/1:739 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.184493][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.184544][ T32] Call trace: [ 1335.184577][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.184631][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:8497e000 [ 1335.184656][ T32] r4:8497e000 [ 1335.184678][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.184725][ T32] r5:8497e000 r4:8291a680 [ 1335.184748][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.184791][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.184861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1335.184894][ T32] r4:00000000 [ 1335.184977][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.185036][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.185121][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.205730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85600b80 [ 1335.205797][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.205920][ T32] r9:83018205 r8:8497e000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1335.206193][ T32] r5:856b2b8c r4:856b2800 [ 1335.206215][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.206268][ T32] r7:ddde2d80 r6:83018200 r5:856b2b8c r4:852cc480 [ 1335.206292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1335.206477][ T32] r10:00000000 r9:852cc480 r8:80287e08 r7:ebd25e60 r6:852bea00 r5:8497e000 ** 8 printk messages dropped ** [ 1335.207777][ T32] INFO: task kworker/1:739:5636 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 9 printk messages dropped ** [ 1335.208494][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1335.208824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1335.209325][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.209470][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.209618][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.209738][ T32] r4:8484cc40 [ 1335.209761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.209801][ T32] INFO: task kworker/1:740:5638 blocked for more than 461 seconds. [ 1335.209850][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.209889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.209913][ T32] task:kworker/1:740 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.210006][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.210090][ T32] Call trace: [ 1335.210127][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.210183][ T32] r10:8291a684 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:85578000 [ 1335.210209][ T32] r4:85578000 [ 1335.210230][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.210279][ T32] r5:85578000 r4:8291a680 [ 1335.210300][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.210342][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.210391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1335.210415][ T32] r4:00000000 [ 1335.210458][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.210503][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.210542][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.210591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3000 [ 1335.210628][ T32] r4:00000000 [ 1335.210652][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.210718][ T32] r9:83018205 r8:85578000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1335.210745][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.210793][ T32] r5:00001000 r4:eb969000 [ 1335.210885][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.210934][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.210991][ T32] r5:856b278c r4:856b2400 [ 1335.211057][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.211153][ T32] r7:ddde2d80 r6:83018200 r5:856b278c r4:852cc500 [ 1335.211185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.211242][ T32] r10:61c88647 r9:85578000 r8:852cc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.211267][ T32] r4:852cc500 [ 1335.211287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.211354][ T32] r10:00000000 r9:852cc500 r8:80287e08 r7:ebd2de60 r6:852bea80 r5:85578000 [ 1335.211382][ T32] r4:00000001 [ 1335.211402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.211462][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) [ 1335.211496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.211549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.211585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.211618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.211642][ T32] r4:84a0f380 [ 1335.212025][ T32] INFO: task kworker/1:740:5638 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.212079][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.212176][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.212267][ T32] Call trace: [ 1335.212348][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.212429][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.212467][ T32] r4:00000000 [ 1335.212512][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.212587][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.212629][ T32] 1d20: cc1a9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.212662][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.212701][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.212732][ T32] r5:80000113 r4:80239bb0 [ 1335.212767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.212836][ T32] r4:82ac21e4 [ 1335.212876][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.212933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.212957][ T32] r4:eb291dc0 [ 1335.212999][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.213056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.213093][ T32] r4:00000000 [ 1335.213118][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.213180][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.213228][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.213294][ T32] r5:00001000 r4:eafbb000 [ 1335.213319][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.213364][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.213413][ T32] r5:853c5f8c r4:853c5c00 [ 1335.213434][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.213499][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.213534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.213611][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.213640][ T32] r4:850f5d80 [ 1335.213671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.213727][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.213765][ T32] r4:00000001 [ 1335.213789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.213830][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.213859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.213897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.213928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.213960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.213985][ T32] r4:8484cc40 [ 1335.214006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.214052][ T32] INFO: task kworker/1:741:5640 blocked for more than 461 seconds. [ 1335.214087][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.214113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.214135][ T32] task:kworker/1:741 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.214182][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.214224][ T32] Call trace: [ 1335.214264][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.214343][ T32] r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:85579800 [ 1335.214378][ T32] r4:85579800 [ 1335.214405][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.214455][ T32] r5:85579800 r4:8291a680 [ 1335.214487][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.214533][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.214604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 [ 1335.214636][ T32] r4:00000000 [ 1335.214657][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.214709][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.214773][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.214850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362380 [ 1335.214901][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.215137][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.238397][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.238473][ T32] r5:856b1b8c r4:856b1800 [ 1335.238501][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.238705][ T32] r4:852cc580 ** 2 printk messages dropped ** [ 1335.238836][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.239090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.240289][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1335.240517][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.241250][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.241686][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.242335][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.242681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.243271][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1335.243604][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.243673][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.243754][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 [ 1335.243793][ T32] r4:00000000 [ 1335.243827][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.243894][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.243957][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.244060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362000 [ 1335.244105][ T32] r4:00000000 [ 1335.244148][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.244262][ T32] r9:83018205 r8:8557b000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1335.244367][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.244496][ T32] r5:00001000 r4:ebab1000 [ 1335.244582][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.244703][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.244828][ T32] r5:856b2f8c r4:856b2c00 [ 1335.244886][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.245009][ T32] r7:ddde2d80 r6:83018200 r5:856b2f8c r4:852cc600 [ 1335.269600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.269924][ T32] r10:61c88647 r9:8557b000 r8:852cc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.269989][ T32] r4:852cc600 [ 1335.270045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.270162][ T32] r10:00000000 r9:852cc600 r8:80287e08 r7:ebd3de60 r6:852beb80 r5:8557b000 [ 1335.270227][ T32] r4:00000001 [ 1335.270364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.270472][ T32] Exception stack(0xebd4dfb0 to 0xebd4dff8) [ 1335.270553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.270632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.270706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.270806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.270879][ T32] r4:85362100 [ 1335.272524][ T32] INFO: task kworker/1:742:5642 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.272632][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.272815][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.272949][ T32] Call trace: [ 1335.273050][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.273191][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.273257][ T32] r4:00000000 [ 1335.273330][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.273439][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.273518][ T32] 1d20: cc8ee000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.273615][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.273695][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.273764][ T32] r5:80000113 r4:80239bb0 [ 1335.273821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.273944][ T32] r4:82ac21e4 [ 1335.274001][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.274113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.274172][ T32] r4:eb291dc0 [ 1335.274227][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.274335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.274392][ T32] r4:00000000 [ 1335.274464][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.274597][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.274661][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.274763][ T32] r5:00001000 r4:eafbb000 [ 1335.274817][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.274920][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.275028][ T32] r5:853c5f8c r4:853c5c00 [ 1335.275154][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.292391][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.292490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.292669][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.292742][ T32] r4:850f5d80 [ 1335.292811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.292958][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.293005][ T32] r4:00000001 [ 1335.293068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.293146][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.293203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.293285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.293789][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.294491][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.294661][ T32] r4:00000000 [ 1335.294712][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.294800][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.294897][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.295065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85362240 [ 1335.309572][ T32] r4:00000000 [ 1335.309690][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.309855][ T32] r9:83018205 r8:8567b000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.309987][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.310115][ T32] r5:00001000 r4:ebabf000 [ 1335.310195][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.310318][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.310426][ T32] r5:856b338c r4:856b3000 [ 1335.310481][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.310608][ T32] r7:ddde2d80 r6:83018200 r5:856b338c r4:852cc680 [ 1335.310665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.310807][ T32] r10:61c88647 r9:8567b000 r8:852cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.310903][ T32] r4:852cc680 [ 1335.310962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.311126][ T32] r10:00000000 r9:852cc680 r8:80287e08 r7:ebd3de60 r6:852cc700 r5:8567b000 [ 1335.311191][ T32] r4:00000001 [ 1335.311244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.311363][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1335.311459][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.311560][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.311643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.311757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.311840][ T32] r4:853620c0 [ 1335.313341][ T32] INFO: task kworker/1:743:5643 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.313421][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.313574][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.313656][ T32] Call trace: [ 1335.313733][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.313838][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.313879][ T32] r4:00000000 [ 1335.313944][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.314021][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.314075][ T32] 1d20: cccd8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.314134][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.314227][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.314299][ T32] r5:80000113 r4:80239bb0 [ 1335.314352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.314450][ T32] r4:82ac21e4 [ 1335.314498][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.314606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.314665][ T32] r4:eb291dc0 [ 1335.314719][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.314827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.314898][ T32] r4:00000000 [ 1335.314957][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.335701][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.335790][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.335923][ T32] r5:00001000 r4:eafbb000 [ 1335.335957][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.336171][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1335.336427][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 3 printk messages dropped ** [ 1335.336664][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.337030][ T32] INFO: task kworker/1:744:5645 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1335.337249][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.337483][ T32] r4:8567bc00 ** 3 printk messages dropped ** [ 1335.337672][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.337855][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1335.338021][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.338347][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.338395][ T32] r5:856b3b8c r4:856b3800 [ 1335.338416][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.338468][ T32] r7:ddde2d80 r6:83018200 r5:856b3b8c r4:852cc780 [ 1335.338507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.338564][ T32] r10:61c88647 r9:8567bc00 r8:852cc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.338590][ T32] r4:852cc780 [ 1335.338610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.338745][ T32] r10:00000000 r9:852cc780 r8:80287e08 r7:ebd3de60 r6:852cc800 r5:8567bc00 [ 1335.338773][ T32] r4:00000001 [ 1335.338841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.338948][ T32] Exception stack(0xebd49fb0 to 0xebd49ff8) [ 1335.338982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.339017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.339123][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.339194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.339224][ T32] r4:85362480 [ 1335.340206][ T32] INFO: task kworker/1:744:5645 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.340259][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.340352][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.340410][ T32] Call trace: [ 1335.340452][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.340516][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.340542][ T32] r4:00000000 [ 1335.340563][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.340608][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.340661][ T32] 1d20: cd168000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.340702][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.340755][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.340786][ T32] r5:80000113 r4:80239bb0 [ 1335.340810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.340856][ T32] r4:82ac21e4 [ 1335.340878][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.340952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.340982][ T32] r4:eb291dc0 [ 1335.341013][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.341065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.341090][ T32] r4:00000000 [ 1335.341135][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.341216][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.341243][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.341312][ T32] r5:00001000 r4:eafbb000 [ 1335.341357][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.341446][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.341509][ T32] r5:853c5f8c r4:853c5c00 [ 1335.341561][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.341626][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.341651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.341725][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.341755][ T32] r4:850f5d80 [ 1335.341798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.341854][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.341900][ T32] r4:00000001 [ 1335.341926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.341982][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.342015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.342048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.342078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.342177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.342227][ T32] r4:8484cc40 [ 1335.342252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.342302][ T32] INFO: task kworker/1:745:5648 blocked for more than 461 seconds. [ 1335.342365][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.342395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.342418][ T32] task:kworker/1:745 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.342517][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.342562][ T32] Call trace: [ 1335.342593][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.342688][ T32] r10:8291a684 r9:ebd51d84 r8:00000002 r7:60000013 r6:ebd51d8c r5:8567c800 [ 1335.342717][ T32] r4:8567c800 [ 1335.342739][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.342787][ T32] r5:8567c800 r4:8291a680 [ 1335.342808][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.342851][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.342931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 [ 1335.342960][ T32] r4:00000000 [ 1335.343021][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.343118][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.343178][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.343251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853627c0 [ 1335.343279][ T32] r4:00000000 [ 1335.343301][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.343353][ T32] r9:83018205 r8:8567c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1335.343380][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.343451][ T32] r5:00001000 r4:ebae5000 [ 1335.343481][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.343528][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.343597][ T32] r5:856b3f8c r4:856b3c00 [ 1335.343643][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.343719][ T32] r7:ddde2d80 r6:83018200 r5:856b3f8c r4:852cc880 [ 1335.343745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.343802][ T32] r10:61c88647 r9:8567c800 r8:852cc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.343826][ T32] r4:852cc880 [ 1335.343847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.343910][ T32] r10:00000000 r9:852cc880 r8:80287e08 r7:ebd49e60 r6:852cc900 r5:8567c800 [ 1335.343935][ T32] r4:00000001 [ 1335.343956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.344078][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1335.344113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.344147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.344178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.344275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.344308][ T32] r4:85362440 ** 2 printk messages dropped ** [ 1335.345054][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.359175][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1335.359665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1335.360090][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.360566][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.360864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.361405][ T32] r10:8291a684 r9:ebd55d84 r8:00000002 r7:60000013 r6:ebd55d8c r5:8567d400 ** 8 printk messages dropped ** [ 1335.361841][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.362216][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.362283][ T32] r5:856b438c r4:856b4000 ** 2 printk messages dropped ** [ 1335.362406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.362464][ T32] r10:61c88647 r9:8567d400 r8:852cc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.362514][ T32] r4:852cc980 [ 1335.362539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.362612][ T32] r10:00000000 r9:852cc980 r8:80287e08 r7:ebd51e60 r6:852cca00 r5:8567d400 [ 1335.362640][ T32] r4:00000001 [ 1335.362661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.362721][ T32] Exception stack(0xebd55fb0 to 0xebd55ff8) [ 1335.362775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.362829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.362864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.362903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.362967][ T32] r4:85362780 [ 1335.363945][ T32] INFO: task kworker/1:746:5650 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.363992][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.364057][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.364103][ T32] Call trace: [ 1335.364134][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.364193][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.364219][ T32] r4:00000000 [ 1335.364241][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.364284][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.364338][ T32] 1d20: cd335000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.364388][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.364422][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.364449][ T32] r5:80000113 r4:80239bb0 [ 1335.364470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.364515][ T32] r4:82ac21e4 [ 1335.364546][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.364599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.364623][ T32] r4:eb291dc0 [ 1335.364666][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.364731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.364758][ T32] r4:00000000 [ 1335.364793][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.364848][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.364872][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.364926][ T32] r5:00001000 r4:eafbb000 [ 1335.364968][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.365015][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.365119][ T32] r5:853c5f8c r4:853c5c00 [ 1335.385778][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.385970][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.386059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.386180][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.386262][ T32] r4:850f5d80 [ 1335.386318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.386422][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.386482][ T32] r4:00000001 [ 1335.386572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.386661][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.386728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.386797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.386889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.386956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.387022][ T32] r4:8484cc40 [ 1335.387100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.387158][ T32] INFO: task kworker/1:747:5651 blocked for more than 461 seconds. [ 1335.387231][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.387288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.387379][ T32] task:kworker/1:747 state:D stack:0 pid:5651 tgid:5651 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1335.387791][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.388434][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.388845][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.389365][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.389462][ T32] r5:856a338c r4:856a3000 [ 1335.389517][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.389620][ T32] r7:ddde2d80 r6:83018200 r5:856a338c r4:852cca80 [ 1335.389670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.389775][ T32] r10:61c88647 r9:8567e000 r8:852ccaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.389811][ T32] r4:852cca80 ** 1 printk messages dropped ** [ 1335.389946][ T32] r10:00000000 r9:852cca80 r8:80287e08 r7:ebd55e60 r6:852ccb00 r5:8567e000 ** 4 printk messages dropped ** [ 1335.390184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.391570][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.391981][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1335.392388][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.392628][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.393099][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.393294][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.393605][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.393986][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.394306][ T32] r4:00000000 [ 1335.394326][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.394437][ T32] r9:83018205 r8:8567ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1335.394467][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.394515][ T32] r5:00001000 r4:ebb2b000 [ 1335.394639][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.394687][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.394755][ T32] r5:856b4b8c r4:856b4800 [ 1335.394804][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.394859][ T32] r7:ddde2d80 r6:83018200 r5:856b4b8c r4:852ccb80 [ 1335.394905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.394963][ T32] r10:61c88647 r9:8567ec00 r8:852ccbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.395075][ T32] r4:852ccb80 [ 1335.420416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.420522][ T32] r10:00000000 r9:852ccb80 r8:80287e08 r7:ebd55e60 r6:852ccc00 r5:8567ec00 [ 1335.420575][ T32] r4:00000001 [ 1335.420607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.420652][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1335.420699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.420763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.420803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.420860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.420894][ T32] r4:85362a40 [ 1335.421861][ T32] INFO: task kworker/1:748:5654 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.421928][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.422064][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.422130][ T32] Call trace: [ 1335.422197][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.422275][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.422306][ T32] r4:00000000 [ 1335.422328][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.422396][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.422438][ T32] 1d20: cdaba000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.422547][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.422589][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.422633][ T32] r5:80000113 r4:80239bb0 [ 1335.422703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.422785][ T32] r4:82ac21e4 [ 1335.422857][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.422937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.422983][ T32] r4:eb291dc0 [ 1335.423062][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.423144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.423171][ T32] r4:00000000 [ 1335.423196][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.423251][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.423286][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.423339][ T32] r5:00001000 r4:eafbb000 [ 1335.423361][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.423451][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.423503][ T32] r5:853c5f8c r4:853c5c00 [ 1335.423525][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.423598][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.423636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.423694][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.423738][ T32] r4:850f5d80 [ 1335.423777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.423838][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.423920][ T32] r4:00000001 [ 1335.423976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.424023][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.424075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.424112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.424148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.424203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.424231][ T32] r4:8484cc40 [ 1335.424255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.424295][ T32] INFO: task kworker/1:749:5656 blocked for more than 461 seconds. [ 1335.424395][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.424434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1335.424635][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1335.425072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd65e08 ** 9 printk messages dropped ** [ 1335.438814][ T32] r5:00001000 r4:ebb35000 ** 1 printk messages dropped ** [ 1335.438912][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.439027][ T32] r5:856b538c r4:856b5000 ** 3 printk messages dropped ** [ 1335.439293][ T32] r10:61c88647 r9:8567a400 r8:852cccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.439655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.441094][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.441233][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1335.441557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1335.442099][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.442435][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.442907][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.443294][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.443641][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.443803][ T32] r5:00001000 r4:ebb43000 [ 1335.443853][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.443904][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.443966][ T32] r5:856b578c r4:856b5400 [ 1335.443994][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.444047][ T32] r7:ddde2d80 r6:83018200 r5:856b578c r4:852ccd80 [ 1335.444072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.444151][ T32] r10:61c88647 r9:85680000 r8:852ccdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.444205][ T32] r4:852ccd80 [ 1335.444230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.444283][ T32] r10:00000000 r9:852ccd80 r8:80287e08 r7:ebd65e60 r6:852cce00 r5:85680000 [ 1335.444328][ T32] r4:00000001 [ 1335.444352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.444415][ T32] Exception stack(0xebd6dfb0 to 0xebd6dff8) [ 1335.444449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.444503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.444537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.444586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.444621][ T32] r4:85362d00 [ 1335.467772][ T32] INFO: task kworker/1:750:5659 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.467900][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.468067][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.468197][ T32] Call trace: [ 1335.468335][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.468472][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.468554][ T32] r4:00000000 [ 1335.468611][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.468703][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.468784][ T32] 1d20: ce4bd000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.468860][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.468980][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.469049][ T32] r5:80000113 r4:80239bb0 [ 1335.469122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.469231][ T32] r4:82ac21e4 [ 1335.469332][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.469490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.469548][ T32] r4:eb291dc0 [ 1335.469620][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.469783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.469848][ T32] r4:00000000 [ 1335.469903][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.470010][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.470078][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.470216][ T32] r5:00001000 r4:eafbb000 [ 1335.470266][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.470412][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.470511][ T32] r5:853c5f8c r4:853c5c00 [ 1335.470561][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.470665][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.470734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.470842][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.470909][ T32] r4:850f5d80 [ 1335.470961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.471099][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.471163][ T32] r4:00000001 [ 1335.471211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.471296][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.471359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.471426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.471487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.471577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.471634][ T32] r4:8484cc40 [ 1335.471693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.471776][ T32] INFO: task kworker/1:751:5660 blocked for more than 461 seconds. [ 1335.471847][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.471912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.471958][ T32] task:kworker/1:751 state:D stack:0 pid:5660 tgid:5660 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.472093][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.472224][ T32] Call trace: [ 1335.472317][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.472472][ T32] r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000013 r6:ebd5dd8c r5:85680c00 [ 1335.472553][ T32] r4:85680c00 [ 1335.472628][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.472748][ T32] r5:85680c00 r4:8291a680 [ 1335.472797][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.472883][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.472995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 [ 1335.473047][ T32] r4:00000000 [ 1335.473098][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.473209][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.473339][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.473459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d3f00 [ 1335.473537][ T32] r4:00000000 [ 1335.473586][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.473689][ T32] r9:83018205 r8:85680c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 3 printk messages dropped ** [ 1335.474077][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.474189][ T32] r5:856b4f8c r4:856b4c00 ** 3 printk messages dropped ** [ 1335.474560][ T32] r10:61c88647 r9:85680c00 r8:852cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.498795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.500180][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.500356][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1335.500856][ T32] r4:00000000 [ 1335.500881][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.500935][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.500959][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.501006][ T32] r5:00001000 r4:eafbb000 [ 1335.501028][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.501093][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.501151][ T32] r5:853c5f8c r4:853c5c00 [ 1335.501174][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.501251][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.501287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.501345][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.501390][ T32] r4:850f5d80 [ 1335.501415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.501482][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.501519][ T32] r4:00000001 [ 1335.501543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.501584][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.501639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.501681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.501711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.501744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.501788][ T32] r4:8484cc40 [ 1335.501817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.501887][ T32] INFO: task kworker/1:752:5662 blocked for more than 461 seconds. [ 1335.501928][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.501956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.501978][ T32] task:kworker/1:752 state:D stack:0 pid:5662 tgid:5662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.502025][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.502089][ T32] Call trace: [ 1335.502150][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.502210][ T32] r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000013 r6:ebd75d8c r5:85682400 [ 1335.502234][ T32] r4:85682400 [ 1335.502285][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.502341][ T32] r5:85682400 r4:8291a680 [ 1335.502375][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.502421][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.502514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1335.502544][ T32] r4:00000000 [ 1335.502565][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.502635][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.502679][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.502728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562a140 [ 1335.502755][ T32] r4:00000000 [ 1335.502777][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.502827][ T32] r9:83018205 r8:85682400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1335.502851][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.502898][ T32] r5:00001000 r4:ebb5b000 [ 1335.502935][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.502982][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.503028][ T32] r5:856b5f8c r4:856b5c00 [ 1335.503081][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.503171][ T32] r7:ddde2d80 r6:83018200 r5:856b5f8c r4:85544000 [ 1335.503222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.503303][ T32] r10:61c88647 r9:85682400 r8:8554402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.503393][ T32] r4:85544000 [ 1335.503417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.503490][ T32] r10:00000000 r9:85544000 r8:80287e08 r7:ebd5de60 r6:85544080 r5:85682400 [ 1335.503564][ T32] r4:00000001 [ 1335.503588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.503649][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1335.503692][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.503771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.503846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.503919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.503990][ T32] r4:852d3540 [ 1335.504475][ T32] INFO: task kworker/1:752:5662 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 1 printk messages dropped ** [ 1335.504630][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.504995][ T32] 1d20: cea83000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1335.517506][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1335.517841][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1335.518269][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.518530][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.518911][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.519330][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.519764][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.519929][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.520081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.520411][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) ** 6 printk messages dropped ** [ 1335.521593][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.522275][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.522495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1335.522908][ T32] r5:853c5f8c r4:853c5c00 [ 1335.522930][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.522982][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.523005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.523090][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.523116][ T32] r4:850f5d80 [ 1335.523164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.523224][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.523262][ T32] r4:00000001 [ 1335.523288][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.523329][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.523359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.523408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.523462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.523499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.523523][ T32] r4:8484cc40 [ 1335.523545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.523593][ T32] INFO: task kworker/1:754:5666 blocked for more than 461 seconds. [ 1335.523628][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.523655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.523677][ T32] task:kworker/1:754 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.523747][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.523838][ T32] Call trace: [ 1335.523942][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.524000][ T32] r10:8291a684 r9:ebd71d84 r8:00000002 r7:60000013 r6:ebd71d8c r5:85683000 [ 1335.524046][ T32] r4:85683000 [ 1335.524096][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.524178][ T32] r5:85683000 r4:8291a680 [ 1335.524209][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.524276][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.524357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 [ 1335.524385][ T32] r4:00000000 [ 1335.524407][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.524447][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.524485][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.524533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562a7c0 [ 1335.524558][ T32] r4:00000000 [ 1335.524579][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.524629][ T32] r9:83018205 r8:85683000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1335.524652][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.524698][ T32] r5:00001000 r4:ebb7d000 [ 1335.524740][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.524830][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.524881][ T32] r5:856b5b8c r4:856b5800 [ 1335.524904][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.524977][ T32] r7:ddde2d80 r6:83018200 r5:856b5b8c r4:85544200 [ 1335.525024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.542843][ T32] r10:61c88647 r9:85683000 r8:8554422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.542929][ T32] r4:85544200 [ 1335.542998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.543161][ T32] r10:00000000 r9:85544200 r8:80287e08 r7:ebd79e60 r6:85544280 r5:85683000 [ 1335.543199][ T32] r4:00000001 [ 1335.543222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.543266][ T32] Exception stack(0xebd71fb0 to 0xebd71ff8) [ 1335.543323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.543366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.543397][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.543441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.543493][ T32] r4:8562a240 [ 1335.544418][ T32] INFO: task kworker/1:754:5666 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.544471][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.544621][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.544695][ T32] Call trace: [ 1335.544740][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.544826][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.544862][ T32] r4:00000000 [ 1335.544927][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.545004][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.545110][ T32] 1d20: cefdb000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1335.550109][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.550416][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.550680][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.551166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.551558][ T32] INFO: task kworker/1:755:5668 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.552047][ T32] r4:85685400 ** 4 printk messages dropped ** [ 1335.552304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd81e08 ** 8 printk messages dropped ** [ 1335.552690][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.552803][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.552973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.553369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.554577][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.554878][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1335.572672][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.572955][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.573377][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.573844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.573932][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.573978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.574012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.574065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.574124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.574162][ T32] r4:8484cc40 [ 1335.574230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.574274][ T32] INFO: task kworker/1:756:5670 blocked for more than 462 seconds. [ 1335.574314][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.574373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.574454][ T32] task:kworker/1:756 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.574583][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.574679][ T32] Call trace: [ 1335.574748][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.574850][ T32] r10:8291a684 r9:ebd85d84 r8:00000002 r7:60000113 r6:ebd85d8c r5:85686000 [ 1335.574913][ T32] r4:85686000 [ 1335.574953][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.585509][ T32] r5:85686000 r4:8291a680 [ 1335.585609][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.585720][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.585796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd85e08 [ 1335.585876][ T32] r4:00000000 [ 1335.585935][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.586005][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.586090][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.586212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562a9c0 [ 1335.586264][ T32] r4:00000000 [ 1335.586313][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.586455][ T32] r9:83018205 r8:85686000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1335.586554][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.586621][ T32] r5:00001000 r4:dfaab000 [ 1335.586644][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.586691][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.586783][ T32] r5:856b6b8c r4:856b6800 [ 1335.586874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.587004][ T32] r7:ddde2d80 r6:83018200 r5:856b6b8c r4:85544400 [ 1335.587091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.587176][ T32] r10:61c88647 r9:85686000 r8:8554442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.587203][ T32] r4:85544400 [ 1335.587233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.587340][ T32] r10:00000000 r9:85544400 r8:80287e08 r7:ebd71e60 r6:85544480 r5:85686000 [ 1335.587385][ T32] r4:00000001 [ 1335.587430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.587486][ T32] Exception stack(0xebd85fb0 to 0xebd85ff8) [ 1335.587543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.587609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.587665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.587751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.587782][ T32] r4:8562a540 [ 1335.589075][ T32] INFO: task kworker/1:756:5670 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.589175][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.589285][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.589397][ T32] Call trace: [ 1335.589447][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.589549][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.589591][ T32] r4:00000000 [ 1335.589655][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.589712][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.589767][ T32] 1d20: cf6a8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.589839][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.589884][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.589948][ T32] r5:80000113 r4:80239bb0 [ 1335.589987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.590062][ T32] r4:82ac21e4 [ 1335.590105][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.590247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.590302][ T32] r4:eb291dc0 [ 1335.590379][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.590476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.590545][ T32] r4:00000000 [ 1335.590587][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.590690][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.590749][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.590826][ T32] r5:00001000 r4:eafbb000 [ 1335.590850][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.590942][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.591097][ T32] r5:853c5f8c r4:853c5c00 [ 1335.591141][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.591248][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.591292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.591416][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.591489][ T32] r4:850f5d80 [ 1335.591542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.591640][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.591680][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.591905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.591969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.592046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.592109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.592192][ T32] r4:8484cc40 [ 1335.592254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.592333][ T32] INFO: task kworker/1:757:5673 blocked for more than 462 seconds. [ 1335.592401][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.592463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.592499][ T32] task:kworker/1:757 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.592609][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.592692][ T32] Call trace: [ 1335.592758][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.592823][ T32] r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000013 r6:ebd7dd8c r5:85684800 [ 1335.592904][ T32] r4:85684800 [ 1335.592952][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.593040][ T32] r5:85684800 r4:8291a680 [ 1335.593097][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.593211][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.593327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 [ 1335.593379][ T32] r4:00000000 [ 1335.593425][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.593503][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.593570][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.593630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ad40 [ 1335.593706][ T32] r4:00000000 [ 1335.593754][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.593839][ T32] r9:83018205 r8:85684800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1335.593868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.594107][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.594212][ T32] r5:856b778c r4:856b7400 [ 1335.594256][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.594388][ T32] r7:ddde2d80 r6:83018200 r5:856b778c r4:85544500 ** 1 printk messages dropped ** [ 1335.594533][ T32] r10:61c88647 r9:85684800 r8:8554452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.594766][ T32] r4:00000001 [ 1335.594807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.594894][ T32] Exception stack(0xebd7dfb0 to 0xebd7dff8) [ 1335.594931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.594982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.595115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.617110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.617168][ T32] r4:8562a680 [ 1335.618078][ T32] INFO: task kworker/1:757:5673 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.618121][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.618244][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.618321][ T32] Call trace: [ 1335.618407][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.618482][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.618539][ T32] r4:00000000 [ 1335.618568][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.618618][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.618652][ T32] 1d20: cfa12000 eafa9000 00000001 80239b98 7f439000 00000001 ** 2 printk messages dropped ** [ 1335.618784][ T32] r5:80000113 r4:80239bb0 ** 3 printk messages dropped ** [ 1335.618961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 7 printk messages dropped ** [ 1335.619453][ T32] r5:00001000 r4:eafbb000 ** 2 printk messages dropped ** [ 1335.619587][ T32] r5:853c5f8c r4:853c5c00 ** 3 printk messages dropped ** [ 1335.619743][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.619893][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.619983][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.620219][ T32] INFO: task kworker/1:758:5674 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1335.620419][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.620625][ T32] r4:85686c00 ** 3 printk messages dropped ** [ 1335.620815][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.621035][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1335.621389][ T32] r5:00001000 r4:eaba3000 ** 1 printk messages dropped ** [ 1335.621479][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.621551][ T32] r5:856b738c r4:856b7000 [ 1335.621577][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.621650][ T32] r7:ddde2d80 r6:83018200 r5:856b738c r4:85544600 [ 1335.621685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.621743][ T32] r10:61c88647 r9:85686c00 r8:8554462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.621768][ T32] r4:85544600 [ 1335.621790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.621840][ T32] r10:00000000 r9:85544600 r8:80287e08 r7:ebd7de60 r6:85544680 r5:85686c00 [ 1335.621899][ T32] r4:00000001 [ 1335.621945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.622017][ T32] Exception stack(0xebbedfb0 to 0xebbedff8) [ 1335.622077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.622118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.622177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.622227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.622256][ T32] r4:8562a880 [ 1335.622698][ T32] INFO: task kworker/1:758:5674 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.622748][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.622852][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.622909][ T32] Call trace: [ 1335.622965][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.623025][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.623125][ T32] r4:00000000 [ 1335.623164][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.623211][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.623243][ T32] 1d20: cfa12000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.623276][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.623305][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.623332][ T32] r5:80000113 r4:80239bb0 [ 1335.623353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.623398][ T32] r4:82ac21e4 [ 1335.623441][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.623494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.623519][ T32] r4:eb291dc0 [ 1335.623540][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.623608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.623636][ T32] r4:00000000 [ 1335.623657][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.623711][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.623734][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.623808][ T32] r5:00001000 r4:eafbb000 [ 1335.623833][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.623877][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.623930][ T32] r5:853c5f8c r4:853c5c00 [ 1335.623953][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.624005][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.624057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.624160][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.624222][ T32] r4:850f5d80 [ 1335.624247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.624334][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.624384][ T32] r4:00000001 [ 1335.624413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.624608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.624643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.624691][ T32] r4:8484cc40 [ 1335.624730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.624780][ T32] INFO: task kworker/1:759:5676 blocked for more than 462 seconds. [ 1335.624815][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.624862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.624899][ T32] task:kworker/1:759 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.624972][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.625020][ T32] Call trace: [ 1335.642902][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.643102][ T32] r10:8291a684 r9:ebd89d84 r8:00000002 r7:60000113 r6:ebd89d8c r5:85683c00 [ 1335.643146][ T32] r4:85683c00 [ 1335.643178][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.643279][ T32] r5:85683c00 r4:8291a680 [ 1335.643307][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.643354][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.643427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 [ 1335.643457][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.643585][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.643972][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.644032][ T32] r5:856b7f8c r4:856b7c00 [ 1335.644087][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.644164][ T32] r7:ddde2d80 r6:83018200 r5:856b7f8c r4:85544700 ** 1 printk messages dropped ** [ 1335.644270][ T32] r10:61c88647 r9:85683c00 r8:8554472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.644456][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) ** 6 printk messages dropped ** [ 1335.656084][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.656776][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.657088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1335.657509][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1335.657899][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 3 printk messages dropped ** [ 1335.658056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.658401][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.658711][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.658883][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.659177][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.659226][ T32] r5:856b6f8c r4:856b6c00 [ 1335.659248][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.659300][ T32] r7:ddde2d80 r6:83018200 r5:856b6f8c r4:85544880 [ 1335.659322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.659374][ T32] r10:61c88647 r9:8557a400 r8:855448ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.659420][ T32] r4:85544880 [ 1335.659448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.659501][ T32] r10:00000000 r9:85544880 r8:80287e08 r7:ebd89e60 r6:852bec00 r5:8557a400 [ 1335.659548][ T32] r4:00000001 [ 1335.659593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.659646][ T32] Exception stack(0xebd95fb0 to 0xebd95ff8) [ 1335.659680][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.659713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.659762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.659798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.659823][ T32] r4:8562aec0 [ 1335.660492][ T32] INFO: task kworker/1:760:5677 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.660568][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.660730][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.660845][ T32] Call trace: [ 1335.660931][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.661045][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.661097][ T32] r4:00000000 [ 1335.661129][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.661182][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.661214][ T32] 1d20: d01a9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.661255][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.661286][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.661313][ T32] r5:80000113 r4:80239bb0 [ 1335.661335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.661380][ T32] r4:82ac21e4 [ 1335.661427][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.661480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.661528][ T32] r4:eb291dc0 [ 1335.661593][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.661646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.661671][ T32] r4:00000000 [ 1335.661692][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.661745][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.661791][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.661846][ T32] r5:00001000 r4:eafbb000 [ 1335.661870][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.661965][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.662018][ T32] r5:853c5f8c r4:853c5c00 [ 1335.662060][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.662116][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.662169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.662227][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.662252][ T32] r4:850f5d80 [ 1335.662273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.662324][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.662348][ T32] r4:00000001 [ 1335.662370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.662429][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.662489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.662527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.662570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.662627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.662654][ T32] r4:8484cc40 [ 1335.662676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.662702][ T32] INFO: task kworker/1:761:5680 blocked for more than 462 seconds. [ 1335.662733][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.662759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.662782][ T32] task:kworker/1:761 state:D stack:0 pid:5680 tgid:5680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.662831][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.662905][ T32] Call trace: [ 1335.662979][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.663318][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.663824][ T32] r5:00001000 r4:eb625000 ** 1 printk messages dropped ** [ 1335.663896][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.663943][ T32] r5:856b378c r4:856b3400 [ 1335.663988][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.664270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.664658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.686294][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.686575][ T32] r5:80000113 r4:80239bb0 [ 1335.686597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.686644][ T32] r4:82ac21e4 [ 1335.686687][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.686759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.686787][ T32] r4:eb291dc0 [ 1335.686809][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.686917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.686946][ T32] r4:00000000 [ 1335.686969][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.687066][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.687096][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.687150][ T32] r5:00001000 r4:eafbb000 [ 1335.687182][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.687251][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.687323][ T32] r5:853c5f8c r4:853c5c00 [ 1335.687349][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.687425][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.687479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.687558][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.687612][ T32] r4:850f5d80 [ 1335.687663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.687729][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.687761][ T32] r4:00000001 [ 1335.687784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.687833][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.687866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.687899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.687928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.687972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.687999][ T32] r4:8484cc40 [ 1335.688024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.688055][ T32] INFO: task kworker/1:762:5681 blocked for more than 462 seconds. [ 1335.688090][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.688118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.688145][ T32] task:kworker/1:762 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.688209][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.688252][ T32] Call trace: [ 1335.688304][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.688383][ T32] r10:8291a684 r9:ebda5d84 r8:00000002 r7:60000013 r6:ebda5d8c r5:8557d400 [ 1335.688431][ T32] r4:8557d400 [ 1335.688478][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.688563][ T32] r5:8557d400 r4:8291a680 ** 1 printk messages dropped ** [ 1335.688638][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1335.689140][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.689205][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.689294][ T32] r5:856b7b8c r4:856b7800 [ 1335.689319][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.689467][ T32] r10:61c88647 r9:8557d400 r8:8554492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.689789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.690911][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1335.691277][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.691512][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.691756][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.692164][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1335.692580][ T32] INFO: task kworker/1:763:5683 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.692949][ T32] r10:8291a684 r9:ebdadd84 r8:00000002 r7:60000013 r6:ebdadd8c r5:8557bc00 ** 8 printk messages dropped ** [ 1335.693362][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.693744][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.693796][ T32] r5:856c478c r4:856c4400 ** 1 printk messages dropped ** [ 1335.693869][ T32] r7:ddde2d80 r6:83018200 r5:856c478c r4:85544980 ** 5 printk messages dropped ** [ 1335.694092][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.694332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.725586][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1335.725857][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.726092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.726149][ T32] r4:00000000 [ 1335.726181][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.726236][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.726261][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.726312][ T32] r5:00001000 r4:eafbb000 [ 1335.726334][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.726401][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.726454][ T32] r5:853c5f8c r4:853c5c00 [ 1335.726496][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.726555][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.726578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.726653][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.726681][ T32] r4:850f5d80 [ 1335.726723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.726780][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.726805][ T32] r4:00000001 [ 1335.726848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.726888][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.726919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.726952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.726992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.727030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.727117][ T32] r4:8484cc40 [ 1335.727188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.727235][ T32] INFO: task kworker/1:764:5686 blocked for more than 462 seconds. [ 1335.727273][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.727300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.727343][ T32] task:kworker/1:764 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.727453][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.727546][ T32] Call trace: [ 1335.727582][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.727659][ T32] r10:8291a684 r9:ebdb1d84 r8:00000002 r7:60000013 r6:ebdb1d8c r5:8557ec00 [ 1335.727692][ T32] r4:8557ec00 [ 1335.727716][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.727765][ T32] r5:8557ec00 r4:8291a680 [ 1335.727786][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.727828][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.727877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1335.727902][ T32] r4:00000000 [ 1335.727923][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.727974][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.728017][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.728080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e2380 [ 1335.728113][ T32] r4:00000000 [ 1335.728138][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.728210][ T32] r9:83018205 r8:8557ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1335.728237][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.728284][ T32] r5:00001000 r4:eb655000 [ 1335.728304][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.728410][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.728507][ T32] r5:856b478c r4:856b4400 [ 1335.728553][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.728607][ T32] r7:ddde2d80 r6:83018200 r5:856b478c r4:85544a00 [ 1335.728630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.728682][ T32] r10:61c88647 r9:8557ec00 r8:85544a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.728706][ T32] r4:85544a00 [ 1335.728745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.728805][ T32] r10:00000000 r9:85544a00 r8:80287e08 r7:ebdade60 r6:852bee00 r5:8557ec00 [ 1335.728829][ T32] r4:00000001 [ 1335.728849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.728889][ T32] Exception stack(0xebdb1fb0 to 0xebdb1ff8) [ 1335.728941][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.729060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.730937][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 4 printk messages dropped ** [ 1335.731320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1335.732040][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1335.732399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.732762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.733150][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1335.733452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdbde08 ** 8 printk messages dropped ** [ 1335.733826][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.733977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.734024][ T32] r5:856c4f8c r4:856c4c00 [ 1335.734045][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.734119][ T32] r7:ddde2d80 r6:83018200 r5:856c4f8c r4:85544a80 [ 1335.734156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.734211][ T32] r10:61c88647 r9:8497ec00 r8:85544aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.734244][ T32] r4:85544a80 [ 1335.734268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.734343][ T32] r10:00000000 r9:85544a80 r8:80287e08 r7:ebdade60 r6:852bee80 r5:8497ec00 [ 1335.734375][ T32] r4:00000001 [ 1335.734400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.734442][ T32] Exception stack(0xebdbdfb0 to 0xebdbdff8) [ 1335.734473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.734505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.734535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.734568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.734592][ T32] r4:856e2500 [ 1335.735029][ T32] INFO: task kworker/1:765:5689 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.749432][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.749643][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.749811][ T32] Call trace: [ 1335.749890][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.750012][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.750067][ T32] r4:00000000 [ 1335.750112][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.750208][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.750276][ T32] 1d20: d1153000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.750362][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.750437][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.750494][ T32] r5:80000113 r4:80239bb0 [ 1335.750539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.750627][ T32] r4:82ac21e4 [ 1335.750681][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.750785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.750822][ T32] r4:eb291dc0 [ 1335.750845][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.750917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.750946][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.751086][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.751571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1335.751711][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.751742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.751784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.751817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.751851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.751875][ T32] r4:8484cc40 [ 1335.751900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.751940][ T32] INFO: task kworker/1:766:5690 blocked for more than 462 seconds. [ 1335.752001][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.752053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.752101][ T32] task:kworker/1:766 state:D stack:0 pid:5690 tgid:5690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.752162][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.752235][ T32] Call trace: [ 1335.752282][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.752338][ T32] r10:8291a684 r9:ebdc1d84 r8:00000002 r7:60000113 r6:ebdc1d8c r5:8497d400 [ 1335.752363][ T32] r4:8497d400 [ 1335.752407][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.752468][ T32] r5:8497d400 r4:8291a680 [ 1335.752512][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.752565][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.752624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 [ 1335.752676][ T32] r4:00000000 [ 1335.752730][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.752774][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.752843][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.752904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e28c0 [ 1335.752933][ T32] r4:00000000 [ 1335.752954][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.753026][ T32] r9:83018205 r8:8497d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1335.753082][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.753141][ T32] r5:00001000 r4:eb7cb000 [ 1335.753165][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.753210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.753258][ T32] r5:856c538c r4:856c5000 [ 1335.753279][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.753331][ T32] r7:ddde2d80 r6:83018200 r5:856c538c r4:85544b00 [ 1335.753353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.753417][ T32] r10:61c88647 r9:8497d400 r8:85544b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.753456][ T32] r4:85544b00 [ 1335.753480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.753533][ T32] r10:00000000 r9:85544b00 r8:80287e08 r7:ebdbde60 r6:852bef00 r5:8497d400 [ 1335.753559][ T32] r4:00000001 [ 1335.753581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.753621][ T32] Exception stack(0xebdc1fb0 to 0xebdc1ff8) [ 1335.753651][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.753823][ T32] r4:856e2440 ** 3 printk messages dropped ** [ 1335.754950][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.771237][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1335.771490][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.771686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1335.772262][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.772564][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.772995][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.773089][ T32] Call trace: [ 1335.773188][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.773246][ T32] r10:8291a684 r9:ebdd1d84 r8:00000002 r7:60000113 r6:ebdd1d8c r5:8571a400 [ 1335.773271][ T32] r4:8571a400 [ 1335.773312][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.773392][ T32] r5:8571a400 r4:8291a680 [ 1335.773417][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.773462][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.773531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd1e08 [ 1335.773559][ T32] r4:00000000 [ 1335.773581][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.773643][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.773685][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.773732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e29c0 [ 1335.773756][ T32] r4:00000000 [ 1335.773776][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.773825][ T32] r9:83018205 r8:8571a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.773863][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.773935][ T32] r5:00001000 r4:eb7ed000 [ 1335.773975][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.774023][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.774091][ T32] r5:856c578c r4:856c5400 [ 1335.774124][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.774185][ T32] r7:ddde2d80 r6:83018200 r5:856c578c r4:85544b80 [ 1335.774208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.774262][ T32] r10:61c88647 r9:8571a400 r8:85544bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.774308][ T32] r4:85544b80 [ 1335.774337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.774390][ T32] r10:00000000 r9:85544b80 r8:80287e08 r7:ebdc1e60 r6:852bef80 r5:8571a400 [ 1335.774413][ T32] r4:00000001 [ 1335.774435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.774488][ T32] Exception stack(0xebdd1fb0 to 0xebdd1ff8) [ 1335.774525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.774570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.774603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.774638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.774661][ T32] r4:856e26c0 [ 1335.793068][ T32] INFO: task kworker/1:767:5694 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.793177][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.793301][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.793376][ T32] Call trace: [ 1335.793457][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.793526][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.793553][ T32] r4:00000000 [ 1335.793575][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.793621][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.793654][ T32] 1d20: d1b19000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.793766][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 2 printk messages dropped ** [ 1335.793850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1335.794144][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.794431][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.794938][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.799711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.800031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.800515][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.800952][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.801075][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.801308][ T32] r10:61c88647 r9:85718000 r8:85544c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.801610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.802937][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.803139][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1335.803510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 5 printk messages dropped ** [ 1335.803736][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.803801][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.803853][ T32] r5:853c5f8c r4:853c5c00 [ 1335.803875][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.803948][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.803993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.804051][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.804076][ T32] r4:850f5d80 [ 1335.804097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.804159][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.804186][ T32] r4:00000001 [ 1335.804207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.804247][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.804317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.804354][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.804384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.804417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.804441][ T32] r4:8484cc40 [ 1335.804475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.804524][ T32] INFO: task kworker/1:769:5697 blocked for more than 462 seconds. [ 1335.804603][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.804632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.804676][ T32] task:kworker/1:769 state:D stack:0 pid:5697 tgid:5697 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.804796][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.804847][ T32] Call trace: [ 1335.804880][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.804945][ T32] r10:8291a684 r9:ebdddd84 r8:00000002 r7:60000113 r6:ebdddd8c r5:85718c00 [ 1335.804987][ T32] r4:85718c00 [ 1335.805041][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.805144][ T32] r5:85718c00 r4:8291a680 [ 1335.821982][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.822063][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.822141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebddde08 [ 1335.822194][ T32] r4:00000000 [ 1335.822225][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.822266][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.822319][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.822392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e2d00 [ 1335.822426][ T32] r4:00000000 [ 1335.822449][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.822537][ T32] r9:83018205 r8:85718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1335.822590][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.822646][ T32] r5:00001000 r4:eb907000 [ 1335.822668][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.822753][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.822809][ T32] r5:856c638c r4:856c6000 [ 1335.822839][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.822921][ T32] r7:ddde2d80 r6:83018200 r5:856c638c r4:85544c80 [ 1335.822948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.823002][ T32] r10:61c88647 r9:85718c00 r8:85544cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.823027][ T32] r4:85544c80 [ 1335.823075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.823128][ T32] r10:00000000 r9:85544c80 r8:80287e08 r7:ebdd5e60 r6:856f6080 r5:85718c00 [ 1335.823161][ T32] r4:00000001 [ 1335.823200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.823276][ T32] Exception stack(0xebdddfb0 to 0xebdddff8) [ 1335.823312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.823361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.823394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.823436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.823463][ T32] r4:856e2a40 [ 1335.824333][ T32] INFO: task kworker/1:769:5697 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.824374][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.824444][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.824494][ T32] Call trace: [ 1335.824551][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.824614][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 3 printk messages dropped ** [ 1335.824775][ T32] 1d20: d1fa7000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1335.831580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1335.832026][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.832074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.832143][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.832168][ T32] r4:850f5d80 [ 1335.832189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.832242][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.832266][ T32] r4:00000001 [ 1335.832287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.832328][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.832359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.832391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.832421][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.832458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.832505][ T32] r4:8484cc40 [ 1335.832539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.832570][ T32] INFO: task kworker/1:770:5698 blocked for more than 462 seconds. [ 1335.832605][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.832632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.832655][ T32] task:kworker/1:770 state:D stack:0 pid:5698 tgid:5698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.832733][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.832778][ T32] Call trace: [ 1335.832849][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1335.833072][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.833422][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.833690][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.833766][ T32] r5:856c4b8c r4:856c4800 [ 1335.833796][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.833848][ T32] r7:ddde2d80 r6:83018200 r5:856c4b8c r4:85544d00 ** 1 printk messages dropped ** [ 1335.834005][ T32] r10:61c88647 r9:8571bc00 r8:85544d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.834391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.848311][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.848599][ T32] 1d20: d25fe000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1335.848963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1335.849375][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1335.849694][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.849916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.850255][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.850586][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.851023][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.851186][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.851415][ T32] r10:61c88647 r9:8571b000 r8:85544dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.851440][ T32] r4:85544d80 [ 1335.851461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.851513][ T32] r10:00000000 r9:85544d80 r8:80287e08 r7:ebde1e60 r6:856f6180 r5:8571b000 [ 1335.851536][ T32] r4:00000001 [ 1335.851556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.851595][ T32] Exception stack(0xebde9fb0 to 0xebde9ff8) [ 1335.851625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.851678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.851716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.851766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.851815][ T32] r4:856e2980 [ 1335.852526][ T32] INFO: task kworker/1:771:5700 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.852588][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.852687][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.852743][ T32] Call trace: [ 1335.852799][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.852885][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.852913][ T32] r4:00000000 [ 1335.852957][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.853005][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.853038][ T32] 1d20: d25fe000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.853076][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.853136][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.853188][ T32] r5:80000113 r4:80239bb0 [ 1335.853223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.853296][ T32] r4:82ac21e4 [ 1335.853342][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.853397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.853422][ T32] r4:eb291dc0 [ 1335.853445][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.853493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.853527][ T32] r4:00000000 [ 1335.853552][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.853605][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.853648][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.853700][ T32] r5:00001000 r4:eafbb000 [ 1335.853731][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.853779][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.853827][ T32] r5:853c5f8c r4:853c5c00 [ 1335.853857][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.853913][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.853936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.853990][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.854014][ T32] r4:850f5d80 [ 1335.854059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.854140][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.854180][ T32] r4:00000001 [ 1335.854205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.854286][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.854320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.854353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.854408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.854445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.854469][ T32] r4:8484cc40 [ 1335.854494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.854521][ T32] INFO: task kworker/1:772:5702 blocked for more than 462 seconds. [ 1335.854577][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.854627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.854675][ T32] task:kworker/1:772 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.854735][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.854803][ T32] Call trace: [ 1335.854860][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.854924][ T32] r10:8291a684 r9:ebdf1d84 r8:00000002 r7:60000113 r6:ebdf1d8c r5:8571d400 [ 1335.854949][ T32] r4:8571d400 [ 1335.854971][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.855019][ T32] r5:8571d400 r4:8291a680 [ 1335.855056][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.877960][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.878076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf1e08 ** 5 printk messages dropped ** [ 1335.878326][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.878578][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.878643][ T32] r5:856c678c r4:856c6400 [ 1335.878669][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.878724][ T32] r7:ddde2d80 r6:83018200 r5:856c678c r4:85544e00 ** 1 printk messages dropped ** [ 1335.878800][ T32] r10:61c88647 r9:8571d400 r8:85544e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.879136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.880624][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.880977][ T32] 1d20: d2b90000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1335.881412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1335.881437][ T32] r4:00000000 [ 1335.881457][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.881510][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1335.881532][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.881580][ T32] r5:00001000 r4:eafbb000 [ 1335.881623][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.881689][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.881763][ T32] r5:853c5f8c r4:853c5c00 [ 1335.881793][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.881848][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1335.881871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.881926][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.881950][ T32] r4:850f5d80 [ 1335.881991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.882067][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.882104][ T32] r4:00000001 [ 1335.882129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.882176][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.882206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.882249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.882303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.882340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.882365][ T32] r4:8484cc40 [ 1335.882388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.882418][ T32] INFO: task kworker/1:773:5703 blocked for more than 462 seconds. [ 1335.882458][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.882518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.882544][ T32] task:kworker/1:773 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.882644][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.882713][ T32] Call trace: [ 1335.882746][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.882815][ T32] r10:8291a684 r9:ebdf5d84 r8:00000002 r7:60000113 r6:ebdf5d8c r5:8571c800 [ 1335.882844][ T32] r4:8571c800 [ 1335.882866][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.882916][ T32] r5:8571c800 r4:8291a680 [ 1335.882958][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.883007][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.883122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdf5e08 [ 1335.883163][ T32] r4:00000000 [ 1335.883196][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.883262][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.883311][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.883360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d4fc0 [ 1335.883384][ T32] r4:00000000 [ 1335.883408][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.883459][ T32] r9:83018205 r8:8571c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.883492][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.883543][ T32] r5:00001000 r4:eb9b3000 ** 1 printk messages dropped ** [ 1335.883610][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.883658][ T32] r5:856c6b8c r4:856c6800 [ 1335.883680][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.883730][ T32] r7:ddde2d80 r6:83018200 r5:856c6b8c r4:85544e80 ** 1 printk messages dropped ** [ 1335.883810][ T32] r10:61c88647 r9:8571c800 r8:85544eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.884096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.884973][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.885148][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 10 printk messages dropped ** [ 1335.896567][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1335.897130][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1335.897319][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1335.897508][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1335.897767][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.898072][ T32] r5:85719800 r4:8291a680 ** 5 printk messages dropped ** [ 1335.898364][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.898836][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.898905][ T32] r5:856c7b8c r4:856c7800 ** 3 printk messages dropped ** [ 1335.899145][ T32] r10:61c88647 r9:85719800 r8:852ccfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.899507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.900707][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.900955][ T32] 1d20: d2b90000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1335.901298][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1335.901588][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1335.901820][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1335.902025][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.902050][ T32] r4:00000001 [ 1335.902072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.902112][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.902147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.902189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.902226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.902260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.902284][ T32] r4:8484cc40 [ 1335.902313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.902341][ T32] INFO: task kworker/1:775:5708 blocked for more than 462 seconds. [ 1335.902381][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.902411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.902433][ T32] task:kworker/1:775 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.902502][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.902545][ T32] Call trace: [ 1335.902587][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.902644][ T32] r10:8291a684 r9:ebd91d84 r8:00000002 r7:60000013 r6:ebd91d8c r5:8571e000 [ 1335.902687][ T32] r4:8571e000 [ 1335.902732][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.902806][ T32] r5:8571e000 r4:8291a680 [ 1335.902831][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.902914][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.902967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd91e08 [ 1335.903007][ T32] r4:00000000 [ 1335.903048][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.903090][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.903128][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.903185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f9080 [ 1335.903232][ T32] r4:00000000 [ 1335.903257][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.903309][ T32] r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1335.903334][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.903380][ T32] r5:00001000 r4:eba3d000 [ 1335.903402][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.903445][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.903492][ T32] r5:856c738c r4:856c7000 [ 1335.903513][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.903584][ T32] r7:ddde2d80 r6:83018200 r5:856c738c r4:85547f80 [ 1335.903630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.903687][ T32] r10:61c88647 r9:8571e000 r8:85547fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.903712][ T32] r4:85547f80 [ 1335.903732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.903783][ T32] r10:00000000 r9:85547f80 r8:80287e08 r7:ec609e60 r6:856f6380 r5:8571e000 [ 1335.903817][ T32] r4:00000001 [ 1335.903842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.903893][ T32] Exception stack(0xebd91fb0 to 0xebd91ff8) [ 1335.903926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.903962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.903993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.904029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.904076][ T32] r4:856f9140 [ 1335.904517][ T32] INFO: task kworker/1:775:5708 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.904557][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.904617][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.904673][ T32] Call trace: [ 1335.904708][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.904768][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.904793][ T32] r4:00000000 [ 1335.904829][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.904878][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.904911][ T32] 1d20: d2b90000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.904944][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.904987][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.905038][ T32] r5:80000113 r4:80239bb0 [ 1335.905063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.926952][ T32] r4:82ac21e4 [ 1335.927027][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.927126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.927263][ T32] r4:eb291dc0 [ 1335.927317][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.927398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1335.927760][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1335.928200][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1335.928618][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1335.928848][ T32] task:kworker/1:776 state:D stack:0 pid:5711 tgid:5711 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.929488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec619e08 ** 10 printk messages dropped ** [ 1335.930200][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.930349][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.930554][ T32] r10:61c88647 r9:85688000 r8:85544f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.930873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.932145][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.932361][ T32] 1d20: d2f84000 eafa9000 00000001 80239b98 7f439000 00000001 ** 7 printk messages dropped ** [ 1335.932799][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1335.933115][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1335.933408][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.933627][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.933661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.933693][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.933726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.933802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.933829][ T32] r4:8484cc40 [ 1335.933895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.933926][ T32] INFO: task kworker/0:511:5713 blocked for more than 462 seconds. [ 1335.933979][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.934008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.934030][ T32] task:kworker/0:511 state:D stack:0 pid:5713 tgid:5713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.934119][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.934208][ T32] Call trace: [ 1335.934288][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.934367][ T32] r10:8291a684 r9:ec621d84 r8:00000002 r7:60000013 r6:ec621d8c r5:85689800 [ 1335.934396][ T32] r4:85689800 [ 1335.934501][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.934552][ T32] r5:85689800 r4:8291a680 [ 1335.934587][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.934637][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.934696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec621e08 [ 1335.934763][ T32] r4:00000000 [ 1335.934789][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.934851][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.934894][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.934942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fe900 [ 1335.934967][ T32] r4:00000000 [ 1335.934988][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.935060][ T32] r9:83018005 r8:85689800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1335.935087][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.957321][ T32] r5:00001000 r4:eb7fd000 [ 1335.957388][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.957487][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.957542][ T32] r5:847ed38c r4:847ed000 [ 1335.957586][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.957646][ T32] r7:dddced80 r6:83018000 r5:847ed38c r4:856f6400 [ 1335.957669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.957724][ T32] r10:61c88647 r9:85689800 r8:856f642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.957770][ T32] r4:856f6400 [ 1335.957817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.957875][ T32] r10:00000000 r9:856f6400 r8:80287e08 r7:eba01e60 r6:856f7000 r5:85689800 [ 1335.957914][ T32] r4:00000001 [ 1335.957939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.958009][ T32] Exception stack(0xec621fb0 to 0xec621ff8) [ 1335.958046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.958120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.958161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.958216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.958264][ T32] r4:856e8d40 ** 1 printk messages dropped ** [ 1335.959274][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.960319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1335.961139][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.961570][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.961688][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.962369][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.962983][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.963283][ T32] r4:00000000 [ 1335.963320][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.963406][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.963451][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.963500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8980 [ 1335.963526][ T32] r4:00000000 [ 1335.963548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.963599][ T32] r9:83018005 r8:8568b000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1335.963645][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.963718][ T32] r5:00001000 r4:eba95000 [ 1335.963764][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1335.963812][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.963860][ T32] r5:85650b8c r4:85650800 [ 1335.963882][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.963934][ T32] r7:dddced80 r6:83018000 r5:85650b8c r4:856f6480 [ 1335.963955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.964008][ T32] r10:61c88647 r9:8568b000 r8:856f64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.964033][ T32] r4:856f6480 [ 1335.964055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.964106][ T32] r10:00000000 r9:856f6480 r8:80287e08 r7:ec621e60 r6:856f7080 r5:8568b000 [ 1335.964191][ T32] r4:00000001 [ 1335.964219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.964260][ T32] Exception stack(0xec625fb0 to 0xec625ff8) [ 1335.964290][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.964322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.964415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.964453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.964477][ T32] r4:856e8fc0 [ 1335.964951][ T32] INFO: task kworker/0:512:5715 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1335.965012][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.989665][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.989851][ T32] Call trace: [ 1335.989933][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.990078][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1335.990148][ T32] r4:00000000 [ 1335.990198][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.990268][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1335.990361][ T32] 1d20: d3a3b000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1335.990400][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1335.990428][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1335.990455][ T32] r5:80000113 r4:80239bb0 [ 1335.990478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.990536][ T32] r4:82ac21e4 [ 1335.990561][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.990611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1335.990657][ T32] r4:eb291dc0 [ 1335.990682][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.990731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 4 printk messages dropped ** [ 1335.990930][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1335.991260][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.991288][ T32] r4:850f5d80 [ 1335.991310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.991372][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1335.991399][ T32] r4:00000001 [ 1335.991422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.991471][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1335.991537][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.991575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.991605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.991638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.991662][ T32] r4:8484cc40 [ 1335.991707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.991751][ T32] INFO: task kworker/0:513:5717 blocked for more than 462 seconds. [ 1335.991827][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1335.991889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.991916][ T32] task:kworker/0:513 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.991984][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.992044][ T32] Call trace: [ 1335.992101][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1335.992173][ T32] r10:8291a684 r9:ec62dd84 r8:00000002 r7:60000113 r6:ec62dd8c r5:8568a400 [ 1335.992218][ T32] r4:8568a400 [ 1335.992264][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1335.992316][ T32] r5:8568a400 r4:8291a680 [ 1335.992338][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.992381][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.992430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [ 1335.992473][ T32] r4:00000000 [ 1335.992498][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1335.992558][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1335.992601][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1335.992649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562a740 [ 1335.992674][ T32] r4:00000000 [ 1335.992722][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1335.992776][ T32] r9:83018005 r8:8568a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 3 printk messages dropped ** [ 1335.992912][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.992971][ T32] r5:85650f8c r4:85650c00 [ 1335.992998][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.993072][ T32] r7:dddced80 r6:83018000 r5:85650f8c r4:856f6500 [ 1335.993111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.993177][ T32] r10:61c88647 r9:8568a400 r8:856f652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.993231][ T32] r4:856f6500 [ 1335.993261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.993315][ T32] r10:00000000 r9:856f6500 r8:80287e08 r7:ec621e60 r6:856f7100 r5:8568a400 [ 1335.993348][ T32] r4:00000001 [ 1335.993394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.993437][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1335.993467][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.994690][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.007902][ T32] 1d20: d3e96000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1336.008457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1336.008933][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1336.009144][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.009254][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.009726][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.010337][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.010849][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.010974][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.011177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.011416][ T32] Exception stack(0xec631fb0 to 0xec631ff8) ** 8 printk messages dropped ** [ 1336.012636][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.012960][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 10 printk messages dropped ** [ 1336.013444][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1336.013921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.014249][ T32] r4:8484cc40 [ 1336.014270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.014312][ T32] INFO: task kworker/0:514:5720 blocked for more than 462 seconds. [ 1336.014347][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.014373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.014395][ T32] task:kworker/0:514 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.014444][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.014507][ T32] Call trace: [ 1336.014540][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.014606][ T32] r10:8291a684 r9:ec605d84 r8:00000002 r7:60000113 r6:ec605d8c r5:8571ec00 [ 1336.014634][ T32] r4:8571ec00 [ 1336.014669][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.014720][ T32] r5:8571ec00 r4:8291a680 [ 1336.014743][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.014786][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.014834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec605e08 [ 1336.014858][ T32] r4:00000000 [ 1336.014902][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.014945][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.015006][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.040370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ae80 [ 1336.040459][ T32] r4:00000000 [ 1336.040512][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.040668][ T32] r9:83018005 r8:8571ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1336.040723][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.040821][ T32] r5:00001000 r4:eb983000 [ 1336.040919][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.041018][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.041111][ T32] r5:8565178c r4:85651400 [ 1336.041162][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.041264][ T32] r7:dddced80 r6:83018000 r5:8565178c r4:856f6580 [ 1336.041330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.041484][ T32] r10:61c88647 r9:8571ec00 r8:856f65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.041546][ T32] r4:856f6580 [ 1336.041590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.041695][ T32] r10:00000000 r9:856f6580 r8:80287e08 r7:ec621e60 r6:856f6600 r5:8571ec00 [ 1336.041764][ T32] r4:00000001 [ 1336.041870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.041985][ T32] Exception stack(0xec605fb0 to 0xec605ff8) [ 1336.042057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.042128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.042207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.042275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.042325][ T32] r4:8562af40 [ 1336.043879][ T32] INFO: task kworker/0:514:5720 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.043968][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.044165][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.044267][ T32] Call trace: [ 1336.044347][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.044466][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.044517][ T32] r4:00000000 [ 1336.044559][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.044643][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.044706][ T32] 1d20: d4454000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.044770][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.044842][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.044923][ T32] r5:80000113 r4:80239bb0 [ 1336.044970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.045113][ T32] r4:82ac21e4 [ 1336.054238][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.054332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.054381][ T32] r4:eb291dc0 ** 1 printk messages dropped ** [ 1336.054489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1336.055609][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.055918][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.056332][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.056745][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.056992][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.057234][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.057280][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.057327][ T32] r5:856c878c r4:856c8400 ** 2 printk messages dropped ** [ 1336.057481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.057726][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.057941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.057985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.058013][ T32] r4:856f9940 [ 1336.058912][ T32] INFO: task kworker/1:778:5723 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.058977][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.059118][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.059190][ T32] Call trace: [ 1336.059233][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.059316][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.059355][ T32] r4:00000000 [ 1336.059380][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.059427][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.059459][ T32] 1d20: d4454000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.059492][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.059519][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.059555][ T32] r5:80000113 r4:80239bb0 [ 1336.059581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.059672][ T32] r4:82ac21e4 [ 1336.059718][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.059815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.059862][ T32] r4:eb291dc0 [ 1336.059908][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.060002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.060050][ T32] r4:00000000 [ 1336.060093][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.060200][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.060248][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.060357][ T32] r5:00001000 r4:eafbb000 [ 1336.060392][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.060463][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.060540][ T32] r5:853c5f8c r4:853c5c00 [ 1336.060572][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.060626][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.060671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.060750][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.060787][ T32] r4:850f5d80 [ 1336.060812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.060888][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.060930][ T32] r4:00000001 [ 1336.060955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.060997][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.061026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.061058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.061088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.061144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.061178][ T32] r4:8484cc40 [ 1336.061201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.061230][ T32] INFO: task kworker/1:779:5725 blocked for more than 462 seconds. [ 1336.061262][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.061288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.061310][ T32] task:kworker/1:779 state:D stack:0 pid:5725 tgid:5725 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.061757][ T32] r4:84771800 ** 5 printk messages dropped ** [ 1336.062194][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.062512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f9940 ** 6 printk messages dropped ** [ 1336.062848][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.062898][ T32] r5:856c5b8c r4:856c5800 [ 1336.062934][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.062990][ T32] r7:ddde2d80 r6:83018200 r5:856c5b8c r4:856f7300 [ 1336.063057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1336.063299][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.063535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.064454][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.064620][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 6 printk messages dropped ** [ 1336.064948][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1336.087817][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1336.088073][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1336.088293][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.088494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.088889][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.089259][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.089689][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.090173][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.090265][ T32] r5:856c938c r4:856c9000 ** 2 printk messages dropped ** [ 1336.090457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.090823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.092084][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.092435][ T32] 1d20: d49f4000 eafa9000 00000001 80239b98 7f439000 00000001 ** 4 printk messages dropped ** [ 1336.092596][ T32] r4:82ac21e4 [ 1336.092639][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.092693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.092727][ T32] r4:eb291dc0 [ 1336.092752][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.092800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.092834][ T32] r4:00000000 [ 1336.092862][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.092941][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.092968][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.093019][ T32] r5:00001000 r4:eafbb000 [ 1336.093063][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.093118][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.093177][ T32] r5:853c5f8c r4:853c5c00 [ 1336.093199][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.093252][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.093275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.093329][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.093456][ T32] r4:850f5d80 [ 1336.093482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.093535][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.093581][ T32] r4:00000001 [ 1336.093613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.093655][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.093685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.093718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.093747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.093800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.093834][ T32] r4:8484cc40 [ 1336.093878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.093916][ T32] INFO: task kworker/1:781:5728 blocked for more than 462 seconds. [ 1336.093949][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.094001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.094036][ T32] task:kworker/1:781 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.094116][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.094241][ T32] Call trace: [ 1336.094370][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.094478][ T32] r10:8291a684 r9:ec651d84 r8:00000002 r7:60000013 r6:ec651d8c r5:84770c00 [ 1336.094534][ T32] r4:84770c00 [ 1336.094596][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.094695][ T32] r5:84770c00 r4:8291a680 [ 1336.094763][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.094849][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.094948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec651e08 [ 1336.095018][ T32] r4:00000000 [ 1336.120816][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.120958][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.121008][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.121062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f9c00 [ 1336.121105][ T32] r4:00000000 [ 1336.121138][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.121210][ T32] r9:83018205 r8:84770c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1336.121258][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.121321][ T32] r5:00001000 r4:ebce9000 [ 1336.121343][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.121388][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.121446][ T32] r5:856c8b8c r4:856c8800 [ 1336.121493][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.121573][ T32] r7:ddde2d80 r6:83018200 r5:856c8b8c r4:856f7400 [ 1336.121605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.121659][ T32] r10:61c88647 r9:84770c00 r8:856f742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.121694][ T32] r4:856f7400 [ 1336.121741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.121819][ T32] r10:00000000 r9:856f7400 r8:80287e08 r7:ec64de60 r6:856f6800 r5:84770c00 [ 1336.121852][ T32] r4:00000001 [ 1336.121899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.121963][ T32] Exception stack(0xec651fb0 to 0xec651ff8) [ 1336.122001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.122055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.123193][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1336.123943][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.124555][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1336.124894][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1336.137711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.138231][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000113 r6:ec659d8c r5:84772400 ** 8 printk messages dropped ** [ 1336.138933][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.139888][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.140048][ T32] r5:856c9b8c r4:856c9800 [ 1336.140113][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.140235][ T32] r7:ddde2d80 r6:83018200 r5:856c9b8c r4:856f7480 [ 1336.140306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.140446][ T32] r10:61c88647 r9:84772400 r8:856f74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.140480][ T32] r4:856f7480 [ 1336.140524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.140583][ T32] r10:00000000 r9:856f7480 r8:80287e08 r7:ec64de60 r6:856f6880 r5:84772400 [ 1336.140630][ T32] r4:00000001 [ 1336.140655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.140699][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1336.140752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.140788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.140819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.140852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.140875][ T32] r4:856f9d80 [ 1336.141764][ T32] INFO: task kworker/1:782:5730 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.141848][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.141934][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.142078][ T32] Call trace: [ 1336.142141][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.142217][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.142246][ T32] r4:00000000 [ 1336.142268][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.142313][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.142344][ T32] 1d20: d52ab000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.142377][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.142405][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.142433][ T32] r5:80000113 r4:80239bb0 [ 1336.142479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.142529][ T32] r4:82ac21e4 [ 1336.142551][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.142600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.142646][ T32] r4:eb291dc0 [ 1336.142670][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.142720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.142744][ T32] r4:00000000 [ 1336.142789][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.142846][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.142870][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.142937][ T32] r5:00001000 r4:eafbb000 [ 1336.142962][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.143007][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.143105][ T32] r5:853c5f8c r4:853c5c00 [ 1336.143136][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.143236][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.143267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.143322][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.143346][ T32] r4:850f5d80 [ 1336.143367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.143419][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.143444][ T32] r4:00000001 [ 1336.143488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.143548][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.143589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.143626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.143674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.143731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.143758][ T32] r4:8484cc40 [ 1336.143780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.143816][ T32] INFO: task kworker/1:783:5732 blocked for more than 462 seconds. [ 1336.143851][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.143907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.143936][ T32] task:kworker/1:783 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.144069][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.144116][ T32] Call trace: [ 1336.144184][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1336.144366][ T32] r5:84775400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.144654][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.168134][ T32] r5:856c838c r4:856c8000 [ 1336.168183][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.168259][ T32] r7:ddde2d80 r6:83018200 r5:856c838c r4:856f7500 [ 1336.168283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1336.168384][ T32] r4:856f7500 ** 5 printk messages dropped ** [ 1336.168706][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.170306][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.171085][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1336.171989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1336.172820][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1336.173404][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 2 printk messages dropped ** [ 1336.173496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.173537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.173692][ T32] r4:8484cc40 [ 1336.173718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.173749][ T32] INFO: task kworker/1:784:5735 blocked for more than 462 seconds. [ 1336.173786][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.173812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.173834][ T32] task:kworker/1:784 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.173935][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.174016][ T32] Call trace: [ 1336.174074][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.174156][ T32] r10:8291a684 r9:ec679d84 r8:00000002 r7:60000013 r6:ec679d8c r5:84774800 [ 1336.174185][ T32] r4:84774800 [ 1336.174207][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.174255][ T32] r5:84774800 r4:8291a680 [ 1336.174323][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.174371][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.174420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 [ 1336.174465][ T32] r4:00000000 [ 1336.174489][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.174530][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.174568][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.174615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701280 [ 1336.174638][ T32] r4:00000000 [ 1336.174677][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.174731][ T32] r9:83018205 r8:84774800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1336.174764][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.174813][ T32] r5:00001000 r4:ec671000 [ 1336.174834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.174877][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.174927][ T32] r5:856c9f8c r4:856c9c00 [ 1336.174948][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.174997][ T32] r7:ddde2d80 r6:83018200 r5:856c9f8c r4:856f7580 [ 1336.175019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.186725][ T32] r10:61c88647 r9:84774800 r8:856f75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.186790][ T32] r4:856f7580 [ 1336.186836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.186930][ T32] r10:00000000 r9:856f7580 r8:80287e08 r7:ec659e60 r6:856f6980 r5:84774800 [ 1336.186959][ T32] r4:00000001 [ 1336.187003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.187092][ T32] Exception stack(0xec679fb0 to 0xec679ff8) [ 1336.187137][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.187171][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.187223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.187282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.187330][ T32] r4:85701080 [ 1336.188166][ T32] INFO: task kworker/1:784:5735 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.188208][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.188302][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.188375][ T32] Call trace: [ 1336.188413][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.188571][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.188600][ T32] r4:00000000 [ 1336.188684][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.188732][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.188765][ T32] 1d20: d58c9000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.188798][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.188848][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.188900][ T32] r5:80000113 r4:80239bb0 [ 1336.188947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.188998][ T32] r4:82ac21e4 [ 1336.189020][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1336.189457][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 9 printk messages dropped ** [ 1336.190217][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1336.190643][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 5 printk messages dropped ** [ 1336.190992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1336.191751][ T32] r4:84776c00 ** 4 printk messages dropped ** [ 1336.192124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 ** 5 printk messages dropped ** [ 1336.192569][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.193091][ T32] r5:856ca38c r4:856ca000 [ 1336.193165][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.193413][ T32] r10:61c88647 r9:84776c00 r8:856f762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.194201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.221727][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.222083][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1336.222474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1336.223085][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 7 printk messages dropped ** [ 1336.223500][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 5 printk messages dropped ** [ 1336.223896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1336.224089][ T32] task:kworker/1:786 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.224151][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.224217][ T32] Call trace: [ 1336.224254][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.224327][ T32] r10:8291a684 r9:ec635d84 r8:00000002 r7:60000113 r6:ec635d8c r5:8568bc00 [ 1336.224355][ T32] r4:8568bc00 [ 1336.224397][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.224459][ T32] r5:8568bc00 r4:8291a680 [ 1336.224492][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.224561][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.224614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [ 1336.224660][ T32] r4:00000000 [ 1336.224684][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.224723][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.224763][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.224820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701240 [ 1336.224918][ T32] r4:00000000 [ 1336.224944][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.225007][ T32] r9:83018205 r8:8568bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1336.225083][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.237298][ T32] r5:00001000 r4:ec68d000 [ 1336.237339][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.237426][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.237552][ T32] r5:856c8f8c r4:856c8c00 [ 1336.237609][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.237742][ T32] r7:ddde2d80 r6:83018200 r5:856c8f8c r4:856f7680 [ 1336.237915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.238158][ T32] r10:61c88647 r9:8568bc00 r8:856f76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.238225][ T32] r4:856f7680 [ 1336.238276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.238392][ T32] r10:00000000 r9:856f7680 r8:80287e08 r7:ec685e60 r6:856f7700 r5:8568bc00 [ 1336.238448][ T32] r4:00000001 [ 1336.238498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.238588][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1336.238660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.238753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.238826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.238900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.238969][ T32] r4:85701340 [ 1336.240071][ T32] INFO: task kworker/1:786:5738 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.240167][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.240312][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.240413][ T32] Call trace: [ 1336.240485][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.240689][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.240759][ T32] r4:00000000 [ 1336.240812][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.240919][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.240991][ T32] 1d20: d6438000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.241040][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.241072][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.241121][ T32] r5:80000113 r4:80239bb0 [ 1336.241182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.241240][ T32] r4:82ac21e4 [ 1336.241263][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.241327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.241356][ T32] r4:eb291dc0 [ 1336.241378][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.241436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.241465][ T32] r4:00000000 [ 1336.241487][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.241549][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.241603][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.241654][ T32] r5:00001000 r4:eafbb000 [ 1336.241676][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.241742][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.241802][ T32] r5:853c5f8c r4:853c5c00 [ 1336.241828][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.242070][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1336.242429][ T32] INFO: task kworker/1:787:5742 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.242890][ T32] r4:8568e000 ** 4 printk messages dropped ** [ 1336.243095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 ** 5 printk messages dropped ** [ 1336.243364][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.243579][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.243636][ T32] r5:856ca78c r4:856ca400 ** 1 printk messages dropped ** [ 1336.243796][ T32] r7:ddde2d80 r6:83018200 r5:856ca78c r4:856f7780 ** 5 printk messages dropped ** [ 1336.244134][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.244320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.244985][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.265662][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 6 printk messages dropped ** [ 1336.266029][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1336.266599][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1336.267314][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.267805][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.268117][ T32] r4:8568ec00 [ 1336.268167][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.268244][ T32] r5:8568ec00 r4:8291a680 [ 1336.268311][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.268357][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.268417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec691e08 [ 1336.268537][ T32] r4:00000000 [ 1336.268571][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.268612][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.268692][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.268807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857016c0 [ 1336.268841][ T32] r4:00000000 [ 1336.268863][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.268915][ T32] r9:83018205 r8:8568ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1336.268939][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.268985][ T32] r5:00001000 r4:ec69b000 [ 1336.269006][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.269125][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.269208][ T32] r5:856cab8c r4:856ca800 [ 1336.269233][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.269283][ T32] r7:ddde2d80 r6:83018200 r5:856cab8c r4:856f7880 [ 1336.269305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.269359][ T32] r10:61c88647 r9:8568ec00 r8:856f78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.269383][ T32] r4:856f7880 [ 1336.269425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.269481][ T32] r10:00000000 r9:856f7880 r8:80287e08 r7:ec681e60 r6:856f7900 r5:8568ec00 [ 1336.269526][ T32] r4:00000001 [ 1336.269551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.269590][ T32] Exception stack(0xec691fb0 to 0xec691ff8) [ 1336.269629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.269666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.269716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.269756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.269782][ T32] r4:85701680 [ 1336.270896][ T32] INFO: task kworker/1:788:5743 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.271029][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.271222][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.271339][ T32] Call trace: [ 1336.271436][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.271572][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.271647][ T32] r4:00000000 [ 1336.271717][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.271817][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.271901][ T32] 1d20: d6770000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.271977][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.272041][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.272115][ T32] r5:80000113 r4:80239bb0 [ 1336.272201][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.272304][ T32] r4:82ac21e4 [ 1336.272368][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.272424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.272450][ T32] r4:eb291dc0 [ 1336.272476][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.272527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.272552][ T32] r4:00000000 [ 1336.272572][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.272623][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.272646][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.272716][ T32] r5:00001000 r4:eafbb000 [ 1336.272743][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.272788][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.272835][ T32] r5:853c5f8c r4:853c5c00 [ 1336.272876][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.272932][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.272958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.273014][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.273038][ T32] r4:850f5d80 [ 1336.273058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.273119][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.273166][ T32] r4:00000001 [ 1336.273218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.273263][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.273293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.273325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.273375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.273412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.273675][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.274018][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.274369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701840 [ 1336.274402][ T32] r4:00000000 [ 1336.274423][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.274476][ T32] r9:83018205 r8:8568d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1336.274528][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.274579][ T32] r5:00001000 r4:ec6a1000 [ 1336.274601][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.274644][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.274689][ T32] r5:856caf8c r4:856cac00 [ 1336.274727][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.274780][ T32] r7:ddde2d80 r6:83018200 r5:856caf8c r4:856f7980 [ 1336.274812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.274872][ T32] r10:61c88647 r9:8568d400 r8:856f79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.274918][ T32] r4:856f7980 [ 1336.274942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.274996][ T32] r10:00000000 r9:856f7980 r8:80287e08 r7:ec681e60 r6:856f7a00 r5:8568d400 [ 1336.275019][ T32] r4:00000001 [ 1336.275113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.294907][ T32] Exception stack(0xebd99fb0 to 0xebd99ff8) [ 1336.294967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.295002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.295110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.296043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.296082][ T32] r4:85701780 [ 1336.296970][ T32] INFO: task kworker/1:789:5745 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.297036][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.297126][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.297210][ T32] Call trace: [ 1336.297267][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.297343][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.297371][ T32] r4:00000000 [ 1336.297403][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.297452][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.297496][ T32] 1d20: d6ab0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.297533][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.297562][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.297609][ T32] r5:80000113 r4:80239bb0 [ 1336.297635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.297683][ T32] r4:82ac21e4 [ 1336.297705][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.297764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.297804][ T32] r4:eb291dc0 [ 1336.297855][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.297909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.297934][ T32] r4:00000000 [ 1336.297979][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.298036][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.298090][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.298174][ T32] r5:00001000 r4:eafbb000 [ 1336.298220][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.298269][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.298317][ T32] r5:853c5f8c r4:853c5c00 [ 1336.298368][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.298449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.298647][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1336.298814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.298901][ T32] r4:8484cc40 ** 2 printk messages dropped ** [ 1336.299027][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1336.299219][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.299398][ T32] r4:85688c00 ** 1 printk messages dropped ** [ 1336.299470][ T32] r5:85688c00 r4:8291a680 ** 1 printk messages dropped ** [ 1336.299546][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.299704][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.299846][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.300001][ T32] r5:00001000 r4:ec6c3000 ** 2 printk messages dropped ** [ 1336.300143][ T32] r5:856cbb8c r4:856cb800 [ 1336.300175][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.300229][ T32] r7:ddde2d80 r6:83018200 r5:856cbb8c r4:856f7a80 [ 1336.300253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.300305][ T32] r10:61c88647 r9:85688c00 r8:856f7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.300352][ T32] r4:856f7a80 [ 1336.300376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.300428][ T32] r10:00000000 r9:856f7a80 r8:80287e08 r7:ec681e60 r6:856f7b00 r5:85688c00 [ 1336.300472][ T32] r4:00000001 [ 1336.300496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.300625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1336.301324][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.301434][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.301481][ T32] Call trace: [ 1336.301512][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.301590][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.301619][ T32] r4:00000000 [ 1336.301641][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.301705][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.301740][ T32] 1d20: d6ab0000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.301775][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.301827][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.301857][ T32] r5:80000113 r4:80239bb0 [ 1336.301900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.301949][ T32] r4:82ac21e4 [ 1336.301970][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.302018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.302043][ T32] r4:eb291dc0 [ 1336.302063][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.302111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.302160][ T32] r4:00000000 [ 1336.302185][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.302238][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.302274][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.302349][ T32] r5:00001000 r4:eafbb000 [ 1336.302394][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.302440][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.302493][ T32] r5:853c5f8c r4:853c5c00 [ 1336.302526][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.302595][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.302630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.302686][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.302732][ T32] r4:850f5d80 [ 1336.302779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.302840][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.302887][ T32] r4:00000001 [ 1336.302914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.302978][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.303011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.303101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.303144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.303179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.303202][ T32] r4:8484cc40 [ 1336.303224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.303272][ T32] INFO: task kworker/1:791:5750 blocked for more than 462 seconds. [ 1336.303308][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.303333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.303355][ T32] task:kworker/1:791 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.303416][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.303527][ T32] Call trace: [ 1336.303624][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.303681][ T32] r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:85690000 [ 1336.303706][ T32] r4:85690000 [ 1336.303727][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.303783][ T32] r5:85690000 r4:8291a680 [ 1336.303810][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.303873][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.303933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1336.303958][ T32] r4:00000000 [ 1336.303978][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.304018][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.304056][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.304116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701b40 [ 1336.304150][ T32] r4:00000000 [ 1336.304173][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.304229][ T32] r9:83018205 r8:85690000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1336.304273][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.304356][ T32] r5:00001000 r4:ec6b5000 [ 1336.304383][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.304437][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.304488][ T32] r5:856cb78c r4:856cb400 [ 1336.304511][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.304568][ T32] r7:ddde2d80 r6:83018200 r5:856cb78c r4:856f7b80 [ 1336.304611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.304670][ T32] r10:61c88647 r9:85690000 r8:856f7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.304716][ T32] r4:856f7b80 [ 1336.304740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.304818][ T32] r10:00000000 r9:856f7b80 r8:80287e08 r7:ec6a5e60 r6:856f7c00 r5:85690000 [ 1336.304866][ T32] r4:00000001 [ 1336.304893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.304961][ T32] Exception stack(0xec6c1fb0 to 0xec6c1ff8) [ 1336.304995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.305043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.338209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.338275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.338326][ T32] r4:85701b00 [ 1336.339274][ T32] INFO: task kworker/1:791:5750 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.339346][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.339453][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.339517][ T32] Call trace: [ 1336.339551][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.339613][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.339639][ T32] r4:00000000 [ 1336.339661][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.339721][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.339757][ T32] 1d20: d73f8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.339818][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.339851][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.339890][ T32] r5:80000113 r4:80239bb0 [ 1336.339915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.339963][ T32] r4:82ac21e4 [ 1336.339985][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.340033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.340078][ T32] r4:eb291dc0 [ 1336.340103][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.340158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.340182][ T32] r4:00000000 [ 1336.340203][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.340266][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.340293][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.340382][ T32] r5:00001000 r4:eafbb000 [ 1336.340408][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.340453][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.340521][ T32] r5:853c5f8c r4:853c5c00 [ 1336.340552][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.340628][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.340663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.340728][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.340777][ T32] r4:850f5d80 [ 1336.340801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.340855][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.340901][ T32] r4:00000001 [ 1336.340946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.340990][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.341041][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.341082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.341112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.341151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.341175][ T32] r4:8484cc40 [ 1336.341197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.341237][ T32] INFO: task kworker/1:792:5751 blocked for more than 462 seconds. [ 1336.341274][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.341302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.341334][ T32] task:kworker/1:792 state:D stack:0 pid:5751 tgid:5751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.341387][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.341430][ T32] Call trace: [ 1336.341486][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.341561][ T32] r10:8291a684 r9:ec6ddd84 r8:00000002 r7:60000113 r6:ec6ddd8c r5:84773c00 [ 1336.341590][ T32] r4:84773c00 [ 1336.341613][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.341670][ T32] r5:84773c00 r4:8291a680 [ 1336.341694][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.341759][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.341813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6dde08 [ 1336.341866][ T32] r4:00000000 [ 1336.341921][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.341968][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.342028][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.342092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701e80 [ 1336.342121][ T32] r4:00000000 [ 1336.342171][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.342229][ T32] r9:83018205 r8:84773c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1336.342252][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.342299][ T32] r5:00001000 r4:ec6c9000 [ 1336.342321][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.342384][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.342435][ T32] r5:856cbf8c r4:856cbc00 [ 1336.342479][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.342553][ T32] r7:ddde2d80 r6:83018200 r5:856cbf8c r4:856f7c80 [ 1336.342583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.342637][ T32] r10:61c88647 r9:84773c00 r8:856f7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.342662][ T32] r4:856f7c80 [ 1336.342683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.342734][ T32] r10:00000000 r9:856f7c80 r8:80287e08 r7:ec6a5e60 r6:856f6a80 r5:84773c00 [ 1336.342778][ T32] r4:00000001 [ 1336.342807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.342848][ T32] Exception stack(0xec6ddfb0 to 0xec6ddff8) [ 1336.342897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.342953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.342987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.343020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.343075][ T32] r4:85701c00 [ 1336.343507][ T32] INFO: task kworker/1:792:5751 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.343547][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.343642][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.343689][ T32] Call trace: [ 1336.343734][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.343797][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.343822][ T32] r4:00000000 [ 1336.343843][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.343887][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.343919][ T32] 1d20: d73f8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.343952][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.343980][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.344005][ T32] r5:80000113 r4:80239bb0 [ 1336.344028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.344073][ T32] r4:82ac21e4 [ 1336.344094][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.344160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.344211][ T32] r4:eb291dc0 [ 1336.344251][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.344304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.344328][ T32] r4:00000000 [ 1336.344371][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.344448][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.344480][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.344550][ T32] r5:00001000 r4:eafbb000 [ 1336.344597][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.344658][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.344708][ T32] r5:853c5f8c r4:853c5c00 [ 1336.344739][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.344796][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.344819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.344872][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.344898][ T32] r4:850f5d80 [ 1336.344939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.345024][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.345052][ T32] r4:00000001 [ 1336.345075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.353564][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.353658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.353695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.353727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.353763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.353789][ T32] r4:8484cc40 [ 1336.353815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.353846][ T32] INFO: task kworker/1:793:5755 blocked for more than 462 seconds. [ 1336.353882][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.353931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.353965][ T32] task:kworker/1:793 state:D stack:0 pid:5755 tgid:5755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.354025][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.354086][ T32] Call trace: [ 1336.354154][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.354216][ T32] r10:8291a684 r9:ec70dd84 r8:00000002 r7:60000113 r6:ec70dd8c r5:85728c00 [ 1336.354241][ T32] r4:85728c00 [ 1336.354276][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.354351][ T32] r5:85728c00 r4:8291a680 [ 1336.354378][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.354423][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.354471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 [ 1336.354495][ T32] r4:00000000 [ 1336.354547][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.354591][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.354653][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.354711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f91c0 [ 1336.354759][ T32] r4:00000000 [ 1336.354805][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.354867][ T32] r9:83018205 r8:85728c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1336.354891][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.354952][ T32] r5:00001000 r4:ec6eb000 [ 1336.355024][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.355162][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.367198][ T32] r5:856c7f8c r4:856c7c00 [ 1336.367242][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.367347][ T32] r7:ddde2d80 r6:83018200 r5:856c7f8c r4:856f7d00 [ 1336.367376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.367433][ T32] r10:61c88647 r9:85728c00 r8:856f7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.367458][ T32] r4:856f7d00 [ 1336.367479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.367532][ T32] r10:00000000 r9:856f7d00 r8:80287e08 r7:ec6dde60 r6:856f6b00 r5:85728c00 [ 1336.367572][ T32] r4:00000001 [ 1336.367597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.367660][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) [ 1336.367717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.367778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.367818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.367901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.367950][ T32] r4:85717000 [ 1336.368838][ T32] INFO: task kworker/1:793:5755 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.368897][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.368977][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.369057][ T32] Call trace: [ 1336.369090][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.369154][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.369181][ T32] r4:00000000 [ 1336.369202][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.369269][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.369311][ T32] 1d20: d77c2000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.369344][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.369373][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.369399][ T32] r5:80000113 r4:80239bb0 [ 1336.369420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.369466][ T32] r4:82ac21e4 [ 1336.369488][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.369558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.369591][ T32] r4:eb291dc0 [ 1336.369623][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.369675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.369728][ T32] r4:00000000 [ 1336.369758][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.369832][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.369868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.369919][ T32] r5:00001000 r4:eafbb000 [ 1336.369941][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.370001][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.370052][ T32] r5:853c5f8c r4:853c5c00 [ 1336.370082][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.370143][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.370167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.370252][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.370280][ T32] r4:850f5d80 [ 1336.370301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.370353][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.370386][ T32] r4:00000001 [ 1336.370432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.370484][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.370517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.370550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.370580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.370634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.370662][ T32] r4:8484cc40 [ 1336.370686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.370716][ T32] INFO: task kworker/1:794:5756 blocked for more than 462 seconds. [ 1336.370751][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.370778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.370823][ T32] task:kworker/1:794 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.370895][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.370945][ T32] Call trace: [ 1336.370991][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.371070][ T32] r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:85729800 [ 1336.371095][ T32] r4:85729800 [ 1336.371132][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.371206][ T32] r5:85729800 r4:8291a680 [ 1336.371233][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.371299][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.371364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 [ 1336.371412][ T32] r4:00000000 [ 1336.371436][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.371500][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.371565][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.371617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717080 [ 1336.371663][ T32] r4:00000000 [ 1336.371693][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.371744][ T32] r9:83018205 r8:85729800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1336.371768][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.371837][ T32] r5:00001000 r4:ec6f1000 ** 2 printk messages dropped ** [ 1336.371973][ T32] r5:856cc78c r4:856cc400 [ 1336.371997][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.372091][ T32] r7:ddde2d80 r6:83018200 r5:856cc78c r4:856f7d80 [ 1336.372117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.372178][ T32] r10:61c88647 r9:85729800 r8:856f7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.372387][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.373354][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.373609][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 7 printk messages dropped ** [ 1336.373934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 8 printk messages dropped ** [ 1336.374322][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.374764][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.374986][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.375016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.375069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.375094][ T32] r4:8484cc40 [ 1336.375166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.395566][ T32] INFO: task kworker/1:795:5758 blocked for more than 462 seconds. [ 1336.395628][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.395658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.395683][ T32] task:kworker/1:795 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.395774][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.395851][ T32] Call trace: [ 1336.395920][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.395990][ T32] r10:8291a684 r9:ec725d84 r8:00000002 r7:60000113 r6:ec725d8c r5:8572b000 [ 1336.396019][ T32] r4:8572b000 [ 1336.396043][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.396114][ T32] r5:8572b000 r4:8291a680 [ 1336.396149][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.396195][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.396245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec725e08 [ 1336.396280][ T32] r4:00000000 [ 1336.396305][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.396367][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.396420][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.396483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857172c0 [ 1336.396512][ T32] r4:00000000 [ 1336.396534][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.396588][ T32] r9:83018205 r8:8572b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1336.396613][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.396668][ T32] r5:00001000 r4:ec713000 [ 1336.396695][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.396740][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.396809][ T32] r5:856ccf8c r4:856ccc00 [ 1336.396841][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.396896][ T32] r7:ddde2d80 r6:83018200 r5:856ccf8c r4:856f7e00 [ 1336.396922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.396975][ T32] r10:61c88647 r9:8572b000 r8:856f7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.397000][ T32] r4:856f7e00 [ 1336.397022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.397073][ T32] r10:00000000 r9:856f7e00 r8:80287e08 r7:ec711e60 r6:856f6c00 r5:8572b000 [ 1336.397098][ T32] r4:00000001 [ 1336.397125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.397179][ T32] Exception stack(0xec725fb0 to 0xec725ff8) [ 1336.397212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.397246][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.397277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.397321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.397351][ T32] r4:85717000 [ 1336.398251][ T32] INFO: task kworker/1:795:5758 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.398319][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.398411][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.398496][ T32] Call trace: [ 1336.398536][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.398597][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.398644][ T32] r4:00000000 [ 1336.398670][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.398736][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.398788][ T32] 1d20: d7b49000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.398826][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.398857][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.398885][ T32] r5:80000113 r4:80239bb0 [ 1336.398908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.398956][ T32] r4:82ac21e4 [ 1336.399000][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.399077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.399104][ T32] r4:eb291dc0 [ 1336.399140][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.399195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.399220][ T32] r4:00000000 [ 1336.399242][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.399316][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.399349][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.399400][ T32] r5:00001000 r4:eafbb000 [ 1336.399431][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.399479][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.399527][ T32] r5:853c5f8c r4:853c5c00 [ 1336.399570][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.399627][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.399651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.399705][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.399760][ T32] r4:850f5d80 [ 1336.399790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.399845][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.399882][ T32] r4:00000001 [ 1336.399907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.399949][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.399981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.400015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.400046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.400098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.400147][ T32] r4:8484cc40 [ 1336.400174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.400203][ T32] INFO: task kworker/1:796:5759 blocked for more than 462 seconds. [ 1336.400255][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.400294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.400319][ T32] task:kworker/1:796 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.400377][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.400468][ T32] Call trace: [ 1336.400506][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.400562][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:85728000 [ 1336.400605][ T32] r4:85728000 [ 1336.400632][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.400683][ T32] r5:85728000 r4:8291a680 [ 1336.400706][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.400771][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.400828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1336.400854][ T32] r4:00000000 [ 1336.400902][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.400946][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.400986][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.401055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717480 [ 1336.401085][ T32] r4:00000000 [ 1336.401107][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.401186][ T32] r9:83018205 r8:85728000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1336.401218][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.401271][ T32] r5:00001000 r4:ec719000 [ 1336.401295][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.401351][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.401405][ T32] r5:856cd38c r4:856cd000 [ 1336.401462][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.401522][ T32] r7:ddde2d80 r6:83018200 r5:856cd38c r4:856f7e80 [ 1336.401583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.401642][ T32] r10:61c88647 r9:85728000 r8:856f7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.401668][ T32] r4:856f7e80 [ 1336.401691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.401743][ T32] r10:00000000 r9:856f7e80 r8:80287e08 r7:ec725e60 r6:856f6c80 r5:85728000 [ 1336.401810][ T32] r4:00000001 [ 1336.401836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.401880][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) ** 1 printk messages dropped ** [ 1336.401946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.402739][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.403066][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 6 printk messages dropped ** [ 1336.403322][ T32] r4:eb291dc0 ** 1 printk messages dropped ** [ 1336.403483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 5 printk messages dropped ** [ 1336.403728][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1336.404008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.404223][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1336.404482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.404636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.404876][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.438988][ T32] r4:8572c800 ** 2 printk messages dropped ** [ 1336.439221][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.439373][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.439480][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1336.439874][ T32] r9:83018205 r8:8572c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 ** 4 printk messages dropped ** [ 1336.440321][ T32] r5:856cd78c r4:856cd400 [ 1336.440375][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.440746][ T32] r4:856f7f00 ** 5 printk messages dropped ** [ 1336.441080][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.442177][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.442308][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.442368][ T32] Call trace: [ 1336.442436][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.442508][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.442534][ T32] r4:00000000 [ 1336.442555][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.442599][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.442652][ T32] 1d20: d8270000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.442713][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.442751][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.442778][ T32] r5:80000113 r4:80239bb0 [ 1336.442864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.442915][ T32] r4:82ac21e4 [ 1336.442937][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.443017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.443074][ T32] r4:eb291dc0 [ 1336.443099][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.443159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.443226][ T32] r4:00000000 [ 1336.443250][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.443327][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.443379][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.443452][ T32] r5:00001000 r4:eafbb000 [ 1336.443519][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.443567][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.443614][ T32] r5:853c5f8c r4:853c5c00 [ 1336.443635][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.443710][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.443737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.443792][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.443986][ T32] r4:850f5d80 [ 1336.444013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.444073][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.444100][ T32] r4:00000001 [ 1336.444121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.444189][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.444244][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.444301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.444341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.444419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.444469][ T32] r4:8484cc40 [ 1336.444499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.444560][ T32] INFO: task kworker/1:798:5763 blocked for more than 462 seconds. [ 1336.444604][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.444635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.444682][ T32] task:kworker/1:798 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.444763][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.444829][ T32] Call trace: [ 1336.444866][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.444937][ T32] r10:8291a684 r9:ec751d84 r8:00000002 r7:60000113 r6:ec751d8c r5:8572d400 [ 1336.444992][ T32] r4:8572d400 [ 1336.445018][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.452286][ T32] r5:8572d400 r4:8291a680 [ 1336.452363][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.452431][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.452488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 [ 1336.452514][ T32] r4:00000000 [ 1336.452536][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.452586][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.452707][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.452774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717d40 [ 1336.452830][ T32] r4:00000000 [ 1336.452863][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.452921][ T32] r9:83018205 r8:8572d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1336.452955][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.453012][ T32] r5:00001000 r4:eb2bf000 [ 1336.453041][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.453088][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.453155][ T32] r5:856ceb8c r4:856ce800 [ 1336.453188][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.453242][ T32] r7:ddde2d80 r6:83018200 r5:856ceb8c r4:8575a000 [ 1336.453265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.453318][ T32] r10:61c88647 r9:8572d400 r8:8575a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.453342][ T32] r4:8575a000 [ 1336.453363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.453435][ T32] r10:00000000 r9:8575a000 r8:80287e08 r7:ec745e60 r6:856f6d80 r5:8572d400 [ 1336.453463][ T32] r4:00000001 [ 1336.453485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.453549][ T32] Exception stack(0xec751fb0 to 0xec751ff8) [ 1336.453618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.453676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.453715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.453749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.453773][ T32] r4:85717740 [ 1336.454648][ T32] INFO: task kworker/1:798:5763 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.454690][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.454789][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.454841][ T32] Call trace: [ 1336.454895][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.454959][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.454984][ T32] r4:00000000 [ 1336.455005][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.455071][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.459776][ T32] 1d20: d8270000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.459897][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.459941][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.459972][ T32] r5:80000113 r4:80239bb0 [ 1336.459996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.460089][ T32] r4:82ac21e4 [ 1336.460139][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.460214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.460243][ T32] r4:eb291dc0 [ 1336.460266][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.460316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.460351][ T32] r4:00000000 [ 1336.460376][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.460430][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.460453][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.460502][ T32] r5:00001000 r4:eafbb000 [ 1336.460524][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.460586][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.460669][ T32] r5:853c5f8c r4:853c5c00 [ 1336.460741][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.460819][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.460864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.460982][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.461045][ T32] r4:850f5d80 [ 1336.461100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.461172][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.461221][ T32] r4:00000001 [ 1336.461276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.461369][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.461451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.461521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.461618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.461703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.461760][ T32] r4:8484cc40 [ 1336.461818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.461945][ T32] INFO: task kworker/1:799:5764 blocked for more than 462 seconds. [ 1336.462008][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.462121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.462172][ T32] task:kworker/1:799 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.462295][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.462410][ T32] Call trace: [ 1336.462556][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.462666][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:8572e000 [ 1336.462709][ T32] r4:8572e000 [ 1336.462759][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.462838][ T32] r5:8572e000 r4:8291a680 [ 1336.462879][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.462984][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.463108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1336.463176][ T32] r4:00000000 [ 1336.463250][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.463336][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.463395][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.463481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717440 [ 1336.463529][ T32] r4:00000000 [ 1336.463593][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.463675][ T32] r9:83018205 r8:8572e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1336.463715][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.463828][ T32] r5:00001000 r4:ec757000 [ 1336.463919][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.463981][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.464079][ T32] r5:856cc38c r4:856cc000 [ 1336.464121][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.464214][ T32] r7:ddde2d80 r6:83018200 r5:856cc38c r4:8575a080 [ 1336.464289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.464394][ T32] r10:61c88647 r9:8572e000 r8:8575a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.464448][ T32] r4:8575a080 [ 1336.464482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.464566][ T32] r10:00000000 r9:8575a080 r8:80287e08 r7:ec751e60 r6:856f6e00 r5:8572e000 [ 1336.464663][ T32] r4:00000001 [ 1336.464716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.464786][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 1336.464874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.464932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.464988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.465157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.481474][ T32] r4:857171c0 [ 1336.482400][ T32] INFO: task kworker/1:799:5764 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.482448][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.482531][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.482594][ T32] Call trace: [ 1336.482653][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.482800][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.482839][ T32] r4:00000000 [ 1336.482886][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.482941][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.482997][ T32] 1d20: d855c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.483077][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.483113][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.483150][ T32] r5:80000113 r4:80239bb0 [ 1336.483173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.483222][ T32] r4:82ac21e4 [ 1336.483244][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.483294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.483318][ T32] r4:eb291dc0 [ 1336.483339][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.483407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.483436][ T32] r4:00000000 [ 1336.483458][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.483512][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.483534][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.483591][ T32] r5:00001000 r4:eafbb000 [ 1336.483616][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.483661][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.483709][ T32] r5:853c5f8c r4:853c5c00 [ 1336.483730][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.483783][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.483827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.483888][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.483955][ T32] r4:850f5d80 [ 1336.483983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.484058][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.484087][ T32] r4:00000001 [ 1336.484109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.484158][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.484187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.484242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.484277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.484311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.484382][ T32] r4:8484cc40 [ 1336.484409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.484440][ T32] INFO: task kworker/1:800:5766 blocked for more than 462 seconds. [ 1336.484499][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.484531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.484555][ T32] task:kworker/1:800 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.484670][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.484722][ T32] Call trace: [ 1336.484844][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.484913][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:8572bc00 [ 1336.484939][ T32] r4:8572bc00 [ 1336.484985][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.485058][ T32] r5:8572bc00 r4:8291a680 [ 1336.485127][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.498260][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.498367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1336.498396][ T32] r4:00000000 [ 1336.498420][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.498473][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.498533][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.498593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717800 [ 1336.498617][ T32] r4:00000000 [ 1336.498659][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.498731][ T32] r9:83018205 r8:8572bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1336.498759][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.498811][ T32] r5:00001000 r4:df83b000 [ 1336.498834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.498878][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.498939][ T32] r5:856cdb8c r4:856cd800 [ 1336.498963][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.499017][ T32] r7:ddde2d80 r6:83018200 r5:856cdb8c r4:8575a180 [ 1336.499064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.499142][ T32] r10:61c88647 r9:8572bc00 r8:8575a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.499185][ T32] r4:8575a180 [ 1336.499210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.499265][ T32] r10:00000000 r9:8575a180 r8:80287e08 r7:ec751e60 r6:856f6e80 r5:8572bc00 [ 1336.499289][ T32] r4:00000001 [ 1336.499310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.499352][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1336.499405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.499443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.499472][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.499517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.499544][ T32] r4:857178c0 [ 1336.500483][ T32] INFO: task kworker/1:800:5766 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.500529][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.501165][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1336.501437][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1336.501772][ T32] r5:00001000 r4:eafbb000 ** 5 printk messages dropped ** [ 1336.502000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.502299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.502373][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.502419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.502459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.502566][ T32] r4:8484cc40 [ 1336.502594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.502648][ T32] INFO: task kworker/1:801:5768 blocked for more than 462 seconds. [ 1336.502695][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.502735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.502761][ T32] task:kworker/1:801 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.502814][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.502858][ T32] Call trace: [ 1336.502908][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.502990][ T32] r10:8291a684 r9:ebc79d84 r8:00000002 r7:60000013 r6:ebc79d8c r5:8572a400 [ 1336.503028][ T32] r4:8572a400 [ 1336.503130][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.503216][ T32] r5:8572a400 r4:8291a680 [ 1336.503247][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.503333][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.503388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 [ 1336.503435][ T32] r4:00000000 [ 1336.503524][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.503617][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.503661][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.503732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717a00 [ 1336.503761][ T32] r4:00000000 [ 1336.503782][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.503836][ T32] r9:83018205 r8:8572a400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1336.503859][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.503954][ T32] r5:00001000 r4:e093b000 [ 1336.503980][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.504042][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.504093][ T32] r5:856ce38c r4:856ce000 [ 1336.504114][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.504164][ T32] r7:ddde2d80 r6:83018200 r5:856ce38c r4:8575a200 [ 1336.504186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.504238][ T32] r10:61c88647 r9:8572a400 r8:8575a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.504272][ T32] r4:8575a200 [ 1336.504317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.504386][ T32] r10:00000000 r9:8575a200 r8:80287e08 r7:ec751e60 r6:856f6f00 r5:8572a400 [ 1336.504436][ T32] r4:00000001 [ 1336.504465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.504551][ T32] Exception stack(0xebc79fb0 to 0xebc79ff8) [ 1336.504591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.504624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.504665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.504701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.504725][ T32] r4:85717940 [ 1336.528821][ T32] INFO: task kworker/1:801:5768 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.528931][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.529010][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.529101][ T32] Call trace: [ 1336.529162][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.529230][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.529277][ T32] r4:00000000 [ 1336.529310][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.529358][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.529392][ T32] 1d20: d8f99000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.529448][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.529528][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.529581][ T32] r5:80000113 r4:80239bb0 [ 1336.529611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.529680][ T32] r4:82ac21e4 [ 1336.529706][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.529756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.529810][ T32] r4:eb291dc0 [ 1336.529848][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.529911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.529935][ T32] r4:00000000 [ 1336.529977][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.530066][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.530095][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.530166][ T32] r5:00001000 r4:eafbb000 [ 1336.530200][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.530252][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.530299][ T32] r5:853c5f8c r4:853c5c00 [ 1336.530362][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.530420][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.530443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.530496][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.530588][ T32] r4:850f5d80 [ 1336.530642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.530782][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.530875][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.531065][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1336.531152][ T32] INFO: task kworker/1:802:5770 blocked for more than 462 seconds. ** 3 printk messages dropped ** [ 1336.531348][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.531543][ T32] r4:85691800 ** 2 printk messages dropped ** [ 1336.531717][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.532011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717b40 ** 7 printk messages dropped ** [ 1336.532369][ T32] r5:856ce78c r4:856ce400 [ 1336.532390][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.532467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.532814][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.533893][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.534151][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1336.534264][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.534312][ T32] r5:80000113 r4:80239bb0 [ 1336.534337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.534384][ T32] r4:82ac21e4 [ 1336.534421][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.534493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.534542][ T32] r4:eb291dc0 [ 1336.534566][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.534615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.534639][ T32] r4:00000000 [ 1336.534673][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.534751][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.534777][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.534847][ T32] r5:00001000 r4:eafbb000 [ 1336.534877][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.534928][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.534974][ T32] r5:853c5f8c r4:853c5c00 [ 1336.535025][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.545558][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.545603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.545676][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.545702][ T32] r4:850f5d80 [ 1336.545723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.545777][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.545801][ T32] r4:00000001 [ 1336.545821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.545863][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.545907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.545960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.546027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.546065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.546089][ T32] r4:8484cc40 [ 1336.546137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.546180][ T32] INFO: task kworker/1:803:5772 blocked for more than 462 seconds. [ 1336.546232][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.546266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.546290][ T32] task:kworker/1:803 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.546352][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.546433][ T32] Call trace: [ 1336.546497][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.546557][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:85692400 [ 1336.546583][ T32] r4:85692400 [ 1336.546605][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.546673][ T32] r5:85692400 r4:8291a680 [ 1336.546721][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.546810][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.546889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1336.546914][ T32] r4:00000000 [ 1336.546935][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.546976][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.547083][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.547181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857178c0 [ 1336.547211][ T32] r4:00000000 [ 1336.547234][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.547310][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.547522][ T32] r5:856cdf8c r4:856cdc00 [ 1336.547587][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.547644][ T32] r7:ddde2d80 r6:83018200 r5:856cdf8c r4:8575a300 [ 1336.547667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.547729][ T32] r10:61c88647 r9:85692400 r8:8575a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.547757][ T32] r4:8575a300 [ 1336.547778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.547830][ T32] r10:00000000 r9:8575a300 r8:80287e08 r7:ec751e60 r6:8575a380 r5:85692400 [ 1336.547854][ T32] r4:00000001 [ 1336.547874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.547919][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1336.547958][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.548043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.549042][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.549380][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1336.549475][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1336.549567][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.549636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 3 printk messages dropped ** [ 1336.549825][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.549946][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.550184][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.550313][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.550366][ T32] r4:850f5d80 [ 1336.550390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.550452][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.550480][ T32] r4:00000001 [ 1336.550510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.550552][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.550617][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.550680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.550733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.550772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.550796][ T32] r4:8484cc40 [ 1336.550818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.550846][ T32] INFO: task kworker/1:804:5776 blocked for more than 462 seconds. [ 1336.550877][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.550910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.550938][ T32] task:kworker/1:804 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.550989][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.551105][ T32] Call trace: [ 1336.551159][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.551273][ T32] r10:8291a684 r9:ec765d84 r8:00000002 r7:60000113 r6:ec765d8c r5:85693000 [ 1336.551310][ T32] r4:85693000 [ 1336.551333][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.551383][ T32] r5:85693000 r4:8291a680 [ 1336.551404][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.551448][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.551498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec765e08 [ 1336.551522][ T32] r4:00000000 [ 1336.551563][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.551688][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.551731][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.551792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717f40 [ 1336.551842][ T32] r4:00000000 [ 1336.551891][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.551976][ T32] r9:83018205 r8:85693000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1336.552025][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.552107][ T32] r5:00001000 r4:eb3b7000 [ 1336.552139][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.552192][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.552262][ T32] r5:856cf38c r4:856cf000 [ 1336.552287][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.552362][ T32] r7:ddde2d80 r6:83018200 r5:856cf38c r4:8575a400 [ 1336.552429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.552511][ T32] r10:61c88647 r9:85693000 r8:8575a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.552539][ T32] r4:8575a400 [ 1336.552596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.552652][ T32] r10:00000000 r9:8575a400 r8:80287e08 r7:ec751e60 r6:8575a480 r5:85693000 [ 1336.552676][ T32] r4:00000001 [ 1336.552744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.552789][ T32] Exception stack(0xec765fb0 to 0xec765ff8) [ 1336.552818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.552874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.552944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.552981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.553006][ T32] r4:85717cc0 [ 1336.553505][ T32] INFO: task kworker/1:804:5776 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.553552][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.553633][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.553688][ T32] Call trace: [ 1336.553719][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.553799][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.553830][ T32] r4:00000000 [ 1336.553854][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.553906][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.553939][ T32] 1d20: d8f99000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.553971][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.554000][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.554026][ T32] r5:80000113 r4:80239bb0 [ 1336.554047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.554092][ T32] r4:82ac21e4 [ 1336.554113][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.554161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.554185][ T32] r4:eb291dc0 [ 1336.554215][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.554272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.554320][ T32] r4:00000000 [ 1336.554365][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.554420][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.554443][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.554490][ T32] r5:00001000 r4:eafbb000 [ 1336.554554][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.554621][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.554680][ T32] r5:853c5f8c r4:853c5c00 [ 1336.554706][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.554760][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.554782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.554858][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.554900][ T32] r4:850f5d80 [ 1336.554921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.554991][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.555019][ T32] r4:00000001 [ 1336.577237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.577358][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.577395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.577430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.577497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.577544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.577695][ T32] r4:8484cc40 [ 1336.577730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.577806][ T32] INFO: task kworker/1:805:5777 blocked for more than 463 seconds. [ 1336.577892][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.577949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.577982][ T32] task:kworker/1:805 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.578064][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.578118][ T32] Call trace: [ 1336.578191][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.578299][ T32] r10:8291a684 r9:ec775d84 r8:00000002 r7:60000113 r6:ec775d8c r5:8557e000 [ 1336.578328][ T32] r4:8557e000 [ 1336.578370][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.578423][ T32] r5:8557e000 r4:8291a680 [ 1336.578466][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.578534][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.578609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1336.578642][ T32] r4:00000000 [ 1336.578664][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.578703][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.578746][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.578793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717e40 [ 1336.578818][ T32] r4:00000000 [ 1336.578848][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.578935][ T32] r9:83018205 r8:8557e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1336.578968][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.579017][ T32] r5:00001000 r4:eb535000 [ 1336.579065][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.579112][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.579161][ T32] r5:856cf78c r4:856cf400 [ 1336.579182][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.579235][ T32] r7:ddde2d80 r6:83018200 r5:856cf78c r4:8575a500 [ 1336.579282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.579374][ T32] r10:61c88647 r9:8557e000 r8:8575a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.579403][ T32] r4:8575a500 [ 1336.579424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.579485][ T32] r10:00000000 r9:8575a500 r8:80287e08 r7:ec765e60 r6:856f6f80 r5:8557e000 [ 1336.579521][ T32] r4:00000001 [ 1336.579553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.579596][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1336.579635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.579671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.579700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.579755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.579784][ T32] r4:85717e00 [ 1336.580718][ T32] INFO: task kworker/1:805:5777 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.580772][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.580835][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.580924][ T32] Call trace: [ 1336.580981][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.581061][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.581090][ T32] r4:00000000 [ 1336.581112][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.581162][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.581194][ T32] 1d20: d958c000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.581246][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.581297][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.581327][ T32] r5:80000113 r4:80239bb0 [ 1336.581350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.581396][ T32] r4:82ac21e4 [ 1336.581418][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.581551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.581586][ T32] r4:eb291dc0 [ 1336.581608][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.581657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.581702][ T32] r4:00000000 [ 1336.581726][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.581779][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.581823][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.581908][ T32] r5:00001000 r4:eafbb000 [ 1336.581984][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.582050][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.582123][ T32] r5:853c5f8c r4:853c5c00 [ 1336.582151][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.582205][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.582229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.582283][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.582307][ T32] r4:850f5d80 [ 1336.582349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.582405][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.582477][ T32] r4:00000001 [ 1336.582529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.582594][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.582627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.582659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.582709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.582751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.582819][ T32] r4:8484cc40 [ 1336.582845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.583152][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.583665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 ** 9 printk messages dropped ** [ 1336.584060][ T32] r5:00001000 r4:eb593000 ** 2 printk messages dropped ** [ 1336.584236][ T32] r5:856cfb8c r4:856cf800 [ 1336.584364][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.584420][ T32] r7:ddde2d80 r6:83018200 r5:856cfb8c r4:8575a580 [ 1336.584443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.584497][ T32] r10:61c88647 r9:8572ec00 r8:8575a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.584543][ T32] r4:8575a580 [ 1336.584568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.584621][ T32] r10:00000000 r9:8575a580 r8:80287e08 r7:ec775e60 r6:8576f000 r5:8572ec00 [ 1336.584646][ T32] r4:00000001 [ 1336.584675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.584741][ T32] Exception stack(0xec77dfb0 to 0xec77dff8) [ 1336.584815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.584874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.584916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.584951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.584975][ T32] r4:856fbd00 [ 1336.602373][ T32] INFO: task kworker/1:806:5779 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.602475][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.602576][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.602720][ T32] Call trace: [ 1336.602760][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.602826][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.602853][ T32] r4:00000000 [ 1336.602877][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.602932][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.602967][ T32] 1d20: d9b9a000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.603022][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.603152][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.603211][ T32] r5:80000113 r4:80239bb0 [ 1336.603244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.603297][ T32] r4:82ac21e4 [ 1336.603319][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.603369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.603415][ T32] r4:eb291dc0 [ 1336.603446][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.603507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.603536][ T32] r4:00000000 [ 1336.603558][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.603611][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.603657][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.603725][ T32] r5:00001000 r4:eafbb000 [ 1336.603751][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.603796][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.603864][ T32] r5:853c5f8c r4:853c5c00 [ 1336.603934][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.604018][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.604072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.604135][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.604161][ T32] r4:850f5d80 [ 1336.604202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.604280][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.604309][ T32] r4:00000001 [ 1336.604344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.604388][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.604439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.604494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.604528][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.604562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.604587][ T32] r4:8484cc40 [ 1336.604612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.604663][ T32] INFO: task kworker/1:807:5781 blocked for more than 463 seconds. [ 1336.604708][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.604736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.604758][ T32] task:kworker/1:807 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.619633][ T32] r5:85730000 r4:8291a680 ** 2 printk messages dropped ** [ 1336.619782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 ** 5 printk messages dropped ** [ 1336.620115][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.620377][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.620431][ T32] r5:856d4f8c r4:856d4c00 [ 1336.620454][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.620654][ T32] r10:61c88647 r9:85730000 r8:8575a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.621036][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.621179][ T32] r4:85717ac0 ** 1 printk messages dropped ** [ 1336.622100][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.622762][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.622973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 10 printk messages dropped ** [ 1336.623514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.623900][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.624200][ T32] task:kworker/1:808 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.624251][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.624315][ T32] Call trace: [ 1336.624379][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.624437][ T32] r10:8291a684 r9:ec789d84 r8:00000002 r7:60000113 r6:ec789d8c r5:85730c00 [ 1336.624483][ T32] r4:85730c00 [ 1336.624515][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.624593][ T32] r5:85730c00 r4:8291a680 [ 1336.624640][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.624710][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.624777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 [ 1336.624805][ T32] r4:00000000 [ 1336.624847][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.624938][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.625012][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.625115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c000 [ 1336.636899][ T32] r4:00000000 [ 1336.636937][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.637006][ T32] r9:83018205 r8:85730c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1336.637054][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.637116][ T32] r5:00001000 r4:eb767000 [ 1336.637139][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.637206][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.637264][ T32] r5:856cff8c r4:856cfc00 [ 1336.637307][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.637365][ T32] r7:ddde2d80 r6:83018200 r5:856cff8c r4:8575a680 [ 1336.637389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.637442][ T32] r10:61c88647 r9:85730c00 r8:8575a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.637466][ T32] r4:8575a680 [ 1336.637488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.637540][ T32] r10:00000000 r9:8575a680 r8:80287e08 r7:ec785e60 r6:8576f100 r5:85730c00 [ 1336.637564][ T32] r4:00000001 [ 1336.637585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.637627][ T32] Exception stack(0xec789fb0 to 0xec789ff8) [ 1336.637679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.637758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.637799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.637899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.637934][ T32] r4:8576c080 [ 1336.638778][ T32] INFO: task kworker/1:808:5782 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.638871][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.638959][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.639062][ T32] Call trace: [ 1336.639125][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.639194][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.639220][ T32] r4:00000000 [ 1336.639248][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.639334][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.639394][ T32] 1d20: d9faa000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.639434][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.639463][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.639490][ T32] r5:80000113 r4:80239bb0 [ 1336.639512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.639559][ T32] r4:82ac21e4 [ 1336.639602][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.639656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.639701][ T32] r4:eb291dc0 [ 1336.639726][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.639775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.639835][ T32] r4:00000000 [ 1336.639861][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.639921][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.639944][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.640013][ T32] r5:00001000 r4:eafbb000 [ 1336.640042][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.640086][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.640137][ T32] r5:853c5f8c r4:853c5c00 [ 1336.640180][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.640242][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.640292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.640369][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.640434][ T32] r4:850f5d80 [ 1336.640499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.640590][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.640651][ T32] r4:00000001 [ 1336.640679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.640722][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.640754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.640786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.640816][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.640868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.641185][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.641555][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.642161][ T32] r5:00001000 r4:eb7a7000 ** 2 printk messages dropped ** [ 1336.642273][ T32] r5:856c978c r4:856c9400 ** 1 printk messages dropped ** [ 1336.642344][ T32] r7:ddde2d80 r6:83018200 r5:856c978c r4:8575a700 ** 5 printk messages dropped ** [ 1336.642595][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.642805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.643663][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.643950][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1336.644211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1336.644619][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1336.644832][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 3 printk messages dropped ** [ 1336.644981][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.669611][ T32] INFO: task kworker/1:810:5786 blocked for more than 463 seconds. [ 1336.669692][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.669767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.669795][ T32] task:kworker/1:810 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.669856][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.669960][ T32] Call trace: [ 1336.669995][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.670058][ T32] r10:8291a684 r9:ec799d84 r8:00000002 r7:60000013 r6:ec799d8c r5:85731800 [ 1336.670105][ T32] r4:85731800 [ 1336.670131][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.670182][ T32] r5:85731800 r4:8291a680 [ 1336.670203][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.670247][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.670335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec799e08 [ 1336.670405][ T32] r4:00000000 [ 1336.670429][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.670510][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.670558][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.670657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c3c0 [ 1336.670730][ T32] r4:00000000 [ 1336.670783][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.670857][ T32] r9:83018205 r8:85731800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1336.670901][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.670978][ T32] r5:00001000 r4:eb813000 [ 1336.671095][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.671187][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.671246][ T32] r5:856cef8c r4:856cec00 [ 1336.671270][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.671325][ T32] r7:ddde2d80 r6:83018200 r5:856cef8c r4:8575a780 [ 1336.671348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.671401][ T32] r10:61c88647 r9:85731800 r8:8575a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.671450][ T32] r4:8575a780 [ 1336.671496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.671557][ T32] r10:00000000 r9:8575a780 r8:80287e08 r7:ec785e60 r6:8576f200 r5:85731800 [ 1336.671582][ T32] r4:00000001 [ 1336.671603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.671645][ T32] Exception stack(0xec799fb0 to 0xec799ff8) [ 1336.671676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.671730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.671769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.671804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.671828][ T32] r4:8576c300 [ 1336.672684][ T32] INFO: task kworker/1:810:5786 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.672767][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.672958][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.673114][ T32] Call trace: [ 1336.673195][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.673286][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.673315][ T32] r4:00000000 [ 1336.673378][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.673447][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1336.673568][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1336.673843][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1336.674048][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1336.674309][ T32] r5:853c5f8c r4:853c5c00 ** 2 printk messages dropped ** [ 1336.674432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.674632][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 4 printk messages dropped ** [ 1336.674780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.687526][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.687852][ T32] r5:85733000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.688111][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.688614][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.688675][ T32] r5:856cb38c r4:856cb000 ** 2 printk messages dropped ** [ 1336.688804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.689160][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.690456][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.690825][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1336.691250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 3 printk messages dropped ** [ 1336.691391][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.691444][ T32] r5:00001000 r4:eafbb000 [ 1336.691466][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.691509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.691557][ T32] r5:853c5f8c r4:853c5c00 [ 1336.691577][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.691651][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.691701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.691842][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.691871][ T32] r4:850f5d80 [ 1336.691898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.691951][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.691975][ T32] r4:00000001 [ 1336.692017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.692103][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.692150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.692187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.692217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.692251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.692275][ T32] r4:8484cc40 [ 1336.692298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.692337][ T32] INFO: task kworker/1:812:5790 blocked for more than 463 seconds. [ 1336.692373][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.692400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.692444][ T32] task:kworker/1:812 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.692501][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.692584][ T32] Call trace: [ 1336.692621][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.692720][ T32] r10:8291a684 r9:ec76dd84 r8:00000002 r7:60000113 r6:ec76dd8c r5:85693c00 [ 1336.692770][ T32] r4:85693c00 [ 1336.692797][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.692848][ T32] r5:85693c00 r4:8291a680 [ 1336.692897][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.692980][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.693053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [ 1336.693131][ T32] r4:00000000 [ 1336.693156][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.693221][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.693285][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.693363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c6c0 [ 1336.693391][ T32] r4:00000000 [ 1336.693413][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.693489][ T32] r9:83018205 r8:85693c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1336.693537][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.693609][ T32] r5:00001000 r4:eb84f000 [ 1336.693634][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.693678][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.693725][ T32] r5:856d478c r4:856d4400 [ 1336.693747][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.693819][ T32] r7:ddde2d80 r6:83018200 r5:856d478c r4:8575a880 [ 1336.693845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.693903][ T32] r10:61c88647 r9:85693c00 r8:8575a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.693929][ T32] r4:8575a880 [ 1336.693950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.694022][ T32] r10:00000000 r9:8575a880 r8:80287e08 r7:ec785e60 r6:8575a900 r5:85693c00 [ 1336.694073][ T32] r4:00000001 [ 1336.694122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.694187][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1336.694220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.694253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.694282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.694315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.694379][ T32] r4:8576c540 [ 1336.694808][ T32] INFO: task kworker/1:812:5790 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.694895][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.695007][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.718202][ T32] Call trace: [ 1336.718268][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.718356][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.718383][ T32] r4:00000000 [ 1336.718427][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.718504][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.718565][ T32] 1d20: daeb3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.718603][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.718632][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.718698][ T32] r5:80000113 r4:80239bb0 [ 1336.718748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.718826][ T32] r4:82ac21e4 [ 1336.718852][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.718909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.718934][ T32] r4:eb291dc0 [ 1336.718955][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.719003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.719028][ T32] r4:00000000 [ 1336.719108][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.719173][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.719242][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.719308][ T32] r5:00001000 r4:eafbb000 [ 1336.719347][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1336.719604][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.720053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.720481][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.721004][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.721084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 [ 1336.721118][ T32] r4:00000000 [ 1336.721166][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.721215][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.721297][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.721377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c980 [ 1336.721492][ T32] r4:00000000 [ 1336.721546][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.721628][ T32] r9:83018205 r8:85694800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1336.721655][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.721724][ T32] r5:00001000 r4:eb8b9000 [ 1336.721753][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.721798][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.721870][ T32] r5:856d538c r4:856d5000 [ 1336.721904][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.721957][ T32] r7:ddde2d80 r6:83018200 r5:856d538c r4:8575a980 [ 1336.721983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.722037][ T32] r10:61c88647 r9:85694800 r8:8575a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.722083][ T32] r4:8575a980 [ 1336.722108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.722164][ T32] r10:00000000 r9:8575a980 r8:80287e08 r7:ec785e60 r6:8575aa00 r5:85694800 [ 1336.722189][ T32] r4:00000001 [ 1336.722210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.722249][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 1336.722281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.722313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.722343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.722376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.722400][ T32] r4:8576c800 [ 1336.723358][ T32] INFO: task kworker/1:813:5793 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.723415][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.723524][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.723573][ T32] Call trace: [ 1336.723625][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.723706][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.723757][ T32] r4:00000000 [ 1336.723782][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.723828][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.723860][ T32] 1d20: daeb3000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.723901][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.723930][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.723970][ T32] r5:80000113 r4:80239bb0 [ 1336.724041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.724091][ T32] r4:82ac21e4 [ 1336.724126][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.724179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.724203][ T32] r4:eb291dc0 [ 1336.724224][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.724292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.724320][ T32] r4:00000000 [ 1336.724365][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.724430][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.724453][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.724515][ T32] r5:00001000 r4:eafbb000 [ 1336.724550][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.724597][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.724645][ T32] r5:853c5f8c r4:853c5c00 [ 1336.724687][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.724763][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.724794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.724869][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.724907][ T32] r4:850f5d80 [ 1336.724949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.725006][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.725031][ T32] r4:00000001 [ 1336.725052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.744473][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.744559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.744607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.744640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.744677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.744702][ T32] r4:8484cc40 [ 1336.744729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.744761][ T32] INFO: task kworker/1:814:5795 blocked for more than 463 seconds. [ 1336.744797][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.744847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.744943][ T32] task:kworker/1:814 state:D stack:0 pid:5795 tgid:5795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.745040][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.745505][ T32] Call trace: [ 1336.745547][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.745618][ T32] r10:8291a684 r9:ec7add84 r8:00000002 r7:60000013 r6:ec7add8c r5:85695400 [ 1336.745644][ T32] r4:85695400 ** 1 printk messages dropped ** [ 1336.745724][ T32] r5:85695400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.745906][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.746130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576cac0 ** 7 printk messages dropped ** [ 1336.746464][ T32] r5:856d578c r4:856d5400 [ 1336.746507][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.746592][ T32] r7:ddde2d80 r6:83018200 r5:856d578c r4:8575aa80 [ 1336.746625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.746679][ T32] r10:61c88647 r9:85695400 r8:8575aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.747016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.748143][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.748503][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 8 printk messages dropped ** [ 1336.748900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1336.749458][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.749854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.750218][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.750777][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.750995][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.751136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b080 [ 1336.751169][ T32] r4:00000000 [ 1336.751193][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.751247][ T32] r9:83018205 r8:85696c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1336.751283][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.751397][ T32] r5:00001000 r4:ebab7000 [ 1336.751445][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.751498][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.751546][ T32] r5:856d5b8c r4:856d5800 [ 1336.751610][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.751672][ T32] r7:ddde2d80 r6:83018200 r5:856d5b8c r4:8575ab80 [ 1336.751696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.751821][ T32] r10:61c88647 r9:85696c00 r8:8575abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.751851][ T32] r4:8575ab80 [ 1336.751878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.751960][ T32] r10:00000000 r9:8575ab80 r8:80287e08 r7:ec7ade60 r6:8575ac00 r5:85696c00 [ 1336.751988][ T32] r4:00000001 [ 1336.752020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.752062][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1336.752092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.752166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.752202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.752235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.752320][ T32] r4:8576c8c0 [ 1336.752822][ T32] INFO: task kworker/1:815:5796 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.752865][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.752950][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.752996][ T32] Call trace: [ 1336.753040][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.753103][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.753151][ T32] r4:00000000 [ 1336.753176][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.753242][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.753297][ T32] 1d20: db2e8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.753333][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.753362][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.753388][ T32] r5:80000113 r4:80239bb0 [ 1336.753412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.753466][ T32] r4:82ac21e4 [ 1336.753490][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.753540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.753607][ T32] r4:eb291dc0 [ 1336.753637][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.753707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.753745][ T32] r4:00000000 [ 1336.753769][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.753825][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.753847][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.753918][ T32] r5:00001000 r4:eafbb000 [ 1336.753942][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.753987][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.754034][ T32] r5:853c5f8c r4:853c5c00 [ 1336.754095][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.754162][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.754189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.754243][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.754358][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1336.754590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.785739][ T32] r4:85690c00 ** 4 printk messages dropped ** [ 1336.786030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 ** 7 printk messages dropped ** [ 1336.786341][ T32] r9:83018205 r8:85690c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1336.786538][ T32] r5:856d438c r4:856d4000 [ 1336.786586][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.786894][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.787207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.788613][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 6 printk messages dropped ** [ 1336.788893][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1336.789380][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1336.789683][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.790157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1336.790235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.790266][ T32] INFO: task kworker/1:817:5800 blocked for more than 463 seconds. [ 1336.790302][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.790330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.790352][ T32] task:kworker/1:817 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.790399][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.790441][ T32] Call trace: [ 1336.790471][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.790525][ T32] r10:8291a684 r9:ec7bdd84 r8:00000002 r7:60000013 r6:ec7bdd8c r5:85699800 [ 1336.790565][ T32] r4:85699800 [ 1336.790649][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.790740][ T32] r5:85699800 r4:8291a680 [ 1336.790773][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.790861][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.790931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1336.790976][ T32] r4:00000000 [ 1336.791015][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.791107][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.791153][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.791202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b340 [ 1336.791226][ T32] r4:00000000 [ 1336.791247][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.791327][ T32] r9:83018205 r8:85699800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.791357][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.791426][ T32] r5:00001000 r4:ebadd000 [ 1336.791457][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.791522][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.791575][ T32] r5:856d638c r4:856d6000 [ 1336.791597][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.791648][ T32] r7:ddde2d80 r6:83018200 r5:856d638c r4:8575ad80 [ 1336.791670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.791723][ T32] r10:61c88647 r9:85699800 r8:8575adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.791767][ T32] r4:8575ad80 [ 1336.791805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.791860][ T32] r10:00000000 r9:8575ad80 r8:80287e08 r7:ec6ade60 r6:8575ae00 r5:85699800 [ 1336.791893][ T32] r4:00000001 [ 1336.791914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.791975][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) [ 1336.792009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.792042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.792071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.792112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.792163][ T32] r4:8576cb80 [ 1336.792637][ T32] INFO: task kworker/1:817:5800 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.792676][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.792758][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.792822][ T32] Call trace: [ 1336.792858][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.792923][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.792969][ T32] r4:00000000 [ 1336.792995][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.793052][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.793087][ T32] 1d20: dbc38000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.793142][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.793173][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.793200][ T32] r5:80000113 r4:80239bb0 [ 1336.793222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.793280][ T32] r4:82ac21e4 [ 1336.793328][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1336.793475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1336.794134][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.794467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.794789][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.809376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 ** 9 printk messages dropped ** [ 1336.809802][ T32] r5:00001000 r4:ebacb000 ** 2 printk messages dropped ** [ 1336.809985][ T32] r5:8565078c r4:85650400 [ 1336.810028][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1336.810362][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.810515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.810545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.810618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.810686][ T32] r4:8576ac00 [ 1336.811577][ T32] INFO: task kworker/0:515:5803 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.811648][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.811776][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.811832][ T32] Call trace: [ 1336.811890][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.811955][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.811981][ T32] r4:00000000 [ 1336.812002][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.812071][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.812129][ T32] 1d20: dbdcf000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.812174][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.812244][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.812276][ T32] r5:80000113 r4:80239bb0 [ 1336.812321][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.812376][ T32] r4:82ac21e4 [ 1336.812398][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.812453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.812494][ T32] r4:eb291dc0 [ 1336.812535][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.812603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.812652][ T32] r4:00000000 [ 1336.812711][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.812808][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.812835][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.812910][ T32] r5:00001000 r4:eafbb000 [ 1336.812940][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.812985][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.813032][ T32] r5:853c5f8c r4:853c5c00 [ 1336.813054][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.813128][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.813156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.813210][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.813257][ T32] r4:850f5d80 [ 1336.813282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.813336][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.813361][ T32] r4:00000001 [ 1336.813383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.813423][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.813452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.813484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.813534][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.813576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.813600][ T32] r4:8484cc40 [ 1336.813623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.813662][ T32] INFO: task kworker/1:818:5805 blocked for more than 463 seconds. [ 1336.813696][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.813723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.813761][ T32] task:kworker/1:818 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.813841][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.813924][ T32] Call trace: [ 1336.813990][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1336.814181][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.814704][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.814911][ T32] r5:856d6f8c r4:856d6c00 [ 1336.814933][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1336.815005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.831811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.833222][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 9 printk messages dropped ** [ 1336.833601][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1336.834238][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.834677][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.834988][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1336.852978][ T32] r4:8569a400 ** 4 printk messages dropped ** [ 1336.853262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b5e08 [ 1336.853311][ T32] r4:00000000 [ 1336.853337][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.853380][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.853453][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.853517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577b540 [ 1336.853542][ T32] r4:00000000 [ 1336.853566][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.853619][ T32] r9:83018205 r8:8569a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.853643][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.853690][ T32] r5:00001000 r4:ebb09000 [ 1336.853733][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.853782][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.853831][ T32] r5:856d6b8c r4:856d6800 [ 1336.853886][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.853945][ T32] r7:ddde2d80 r6:83018200 r5:856d6b8c r4:85779100 [ 1336.853980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.854057][ T32] r10:61c88647 r9:8569a400 r8:8577912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.854085][ T32] r4:85779100 [ 1336.854148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.854205][ T32] r10:00000000 r9:85779100 r8:80287e08 r7:ec7c1e60 r6:85779180 r5:8569a400 [ 1336.854271][ T32] r4:00000001 [ 1336.854296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.854339][ T32] Exception stack(0xec7b5fb0 to 0xec7b5ff8) [ 1336.854391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.854572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.854628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.854690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.854719][ T32] r4:8577b500 [ 1336.857835][ T32] INFO: task kworker/1:819:5809 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.857923][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.858032][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.858117][ T32] Call trace: [ 1336.858184][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.858249][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.858296][ T32] r4:00000000 [ 1336.858349][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.858428][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.858465][ T32] 1d20: dc5e1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.858510][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.858542][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.858569][ T32] r5:80000113 r4:80239bb0 [ 1336.858592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.858639][ T32] r4:82ac21e4 [ 1336.858661][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.858710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.858734][ T32] r4:eb291dc0 [ 1336.858755][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.858803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.858827][ T32] r4:00000000 [ 1336.858871][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.858943][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.858971][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.859271][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1336.859591][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1336.860033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1336.860683][ T32] r5:8569b000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.860950][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.861426][ T32] r5:856d678c r4:856d6400 [ 1336.861458][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.861589][ T32] r10:61c88647 r9:8569b000 r8:8577902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.861919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.861988][ T32] r4:8577b600 [ 1336.862520][ T32] INFO: task kworker/1:820:5810 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.862560][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.862621][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.862666][ T32] Call trace: [ 1336.862697][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.862769][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.862807][ T32] r4:00000000 [ 1336.862841][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.862893][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.862966][ T32] 1d20: dc5e1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.863024][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.863148][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.863183][ T32] r5:80000113 r4:80239bb0 [ 1336.863207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.863288][ T32] r4:82ac21e4 [ 1336.863312][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.863363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.863387][ T32] r4:eb291dc0 [ 1336.863470][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.863542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.863573][ T32] r4:00000000 [ 1336.863594][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.863670][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.863696][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.863743][ T32] r5:00001000 r4:eafbb000 [ 1336.863773][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.863819][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.863892][ T32] r5:853c5f8c r4:853c5c00 [ 1336.863918][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.863971][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.863994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.864047][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.864072][ T32] r4:850f5d80 [ 1336.864110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.864176][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.864214][ T32] r4:00000001 [ 1336.864238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.864282][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.864314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.864356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.864407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1336.864521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1336.865009][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1336.888236][ T32] r9:83018205 r8:8569bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1336.888492][ T32] r5:856d778c r4:856d7400 [ 1336.888514][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.888567][ T32] r7:ddde2d80 r6:83018200 r5:856d778c r4:85779200 [ 1336.888590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1336.888858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.890178][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.890616][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 5 printk messages dropped ** [ 1336.890868][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1336.891265][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1336.891615][ T32] r4:850f5d80 ** 5 printk messages dropped ** [ 1336.891866][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.892291][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.892446][ T32] r10:8291a684 r9:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:8569c800 [ 1336.892497][ T32] r4:8569c800 [ 1336.892547][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.892599][ T32] r5:8569c800 r4:8291a680 [ 1336.892621][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.892666][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.892785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1336.892813][ T32] r4:00000000 [ 1336.892835][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.892902][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.892969][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.893024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577bcc0 [ 1336.893049][ T32] r4:00000000 [ 1336.893070][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.893143][ T32] r9:83018205 r8:8569c800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1336.893176][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.893223][ T32] r5:00001000 r4:ebb6b000 [ 1336.893263][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.893324][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.893396][ T32] r5:856d7f8c r4:856d7c00 [ 1336.893422][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.893498][ T32] r7:ddde2d80 r6:83018200 r5:856d7f8c r4:85779300 [ 1336.893532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.893589][ T32] r10:61c88647 r9:8569c800 r8:8577932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.893635][ T32] r4:85779300 [ 1336.893665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.893718][ T32] r10:00000000 r9:85779300 r8:80287e08 r7:ec7c9e60 r6:85779380 r5:8569c800 [ 1336.893742][ T32] r4:00000001 [ 1336.893767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.893808][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1336.893838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.893871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.893910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.893943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.893967][ T32] r4:8577b8c0 [ 1336.894401][ T32] INFO: task kworker/1:822:5815 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.894445][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.894507][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.894552][ T32] Call trace: [ 1336.894582][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.894640][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 4 printk messages dropped ** [ 1336.894860][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.894916][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.894946][ T32] r5:80000113 r4:80239bb0 [ 1336.894994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.895067][ T32] r4:82ac21e4 [ 1336.915512][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.915608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.915637][ T32] r4:eb291dc0 [ 1336.915670][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.915727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.915753][ T32] r4:00000000 [ 1336.915776][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.915831][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.915856][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.915919][ T32] r5:00001000 r4:eafbb000 [ 1336.915942][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.915987][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.916038][ T32] r5:853c5f8c r4:853c5c00 [ 1336.916070][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.916130][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1336.916317][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1336.916744][ T32] INFO: task kworker/1:823:5816 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.917232][ T32] r5:8569d400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.917501][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.917980][ T32] r5:856d5f8c r4:856d5c00 [ 1336.918001][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.918073][ T32] r7:ddde2d80 r6:83018200 r5:856d5f8c r4:85779400 [ 1336.918099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1336.918178][ T32] r4:85779400 ** 5 printk messages dropped ** [ 1336.918403][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.919613][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.919874][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1336.920270][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.920653][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1336.921017][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1336.921407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1336.921950][ T32] r5:8569e000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.922176][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.922630][ T32] r5:856ccb8c r4:856cc800 [ 1336.922661][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.922797][ T32] r10:61c88647 r9:8569e000 r8:8577952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.923239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.924039][ T32] r4:00000000 [ 1336.924069][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.924114][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.924155][ T32] 1d20: dd232000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.924193][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.924222][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.924248][ T32] r5:80000113 r4:80239bb0 [ 1336.924269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.924315][ T32] r4:82ac21e4 [ 1336.924335][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.924405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.924433][ T32] r4:eb291dc0 [ 1336.924454][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.924503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.924548][ T32] r4:00000000 [ 1336.924572][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.924625][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.924647][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.924714][ T32] r5:00001000 r4:eafbb000 [ 1336.924760][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.924808][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.924856][ T32] r5:853c5f8c r4:853c5c00 [ 1336.924893][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.924951][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.924995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.947419][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.947500][ T32] r4:850f5d80 [ 1336.947527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.947603][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1336.947649][ T32] r4:00000001 [ 1336.947702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.947750][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1336.947785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.947817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.947847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.947887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.947928][ T32] r4:8484cc40 [ 1336.947956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.947988][ T32] INFO: task kworker/1:825:5820 blocked for more than 463 seconds. [ 1336.948024][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.948050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.948074][ T32] task:kworker/1:825 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.948136][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.948212][ T32] Call trace: [ 1336.948267][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.948329][ T32] r10:8291a684 r9:ec80dd84 r8:00000002 r7:60000013 r6:ec80dd8c r5:8569ec00 [ 1336.948354][ T32] r4:8569ec00 [ 1336.948385][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.948438][ T32] r5:8569ec00 r4:8291a680 [ 1336.948460][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.948532][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.948591][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 [ 1336.948616][ T32] r4:00000000 [ 1336.948636][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.948676][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.948718][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.948786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8577be40 [ 1336.948819][ T32] r4:00000000 [ 1336.948841][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1336.949105][ T32] r5:856d4b8c r4:856d4800 [ 1336.949137][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.949198][ T32] r7:ddde2d80 r6:83018200 r5:856d4b8c r4:85779700 [ 1336.949224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.949277][ T32] r10:61c88647 r9:8569ec00 r8:8577972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.949727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.950900][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.951458][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1336.951819][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.952163][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1336.952444][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1336.952753][ T32] r4:8484cc40 [ 1336.952774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.952822][ T32] INFO: task kworker/1:826:5823 blocked for more than 463 seconds. [ 1336.952857][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1336.952889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.952935][ T32] task:kworker/1:826 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.952995][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.953038][ T32] Call trace: [ 1336.953099][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1336.953186][ T32] r10:8291a684 r9:ec811d84 r8:00000002 r7:60000013 r6:ec811d8c r5:85696000 [ 1336.953215][ T32] r4:85696000 [ 1336.953239][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1336.953288][ T32] r5:85696000 r4:8291a680 [ 1336.953309][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.953353][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.953402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 1336.953435][ T32] r4:00000000 [ 1336.953479][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1336.953543][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1336.953586][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.953634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e8bc0 [ 1336.953658][ T32] r4:00000000 [ 1336.953679][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.953729][ T32] r9:83018205 r8:85696000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1336.953761][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.953819][ T32] r5:00001000 r4:df879000 [ 1336.953845][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.953916][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.953967][ T32] r5:857c038c r4:857c0000 [ 1336.954010][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.954063][ T32] r7:ddde2d80 r6:83018200 r5:857c038c r4:85779600 [ 1336.954106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.954171][ T32] r10:61c88647 r9:85696000 r8:8577962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.954212][ T32] r4:85779600 [ 1336.954236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.954288][ T32] r10:00000000 r9:85779600 r8:80287e08 r7:ec809e60 r6:85779680 r5:85696000 [ 1336.954349][ T32] r4:00000001 [ 1336.954380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.954420][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 1336.954458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.954493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.954529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.954564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.954602][ T32] r4:8577bf80 [ 1336.977434][ T32] INFO: task kworker/1:826:5823 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.977549][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.977650][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.977738][ T32] Call trace: [ 1336.977779][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.977866][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.977903][ T32] r4:00000000 [ 1336.977927][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.977974][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.978030][ T32] 1d20: ddc80000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.978106][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.978146][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.978176][ T32] r5:80000113 r4:80239bb0 [ 1336.978242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1336.978553][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.978879][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.979285][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 10 printk messages dropped ** [ 1336.979761][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1336.980097][ T32] r4:85608000 ** 4 printk messages dropped ** [ 1336.980336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb5e08 ** 8 printk messages dropped ** [ 1336.980848][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.981060][ T32] r5:857c138c r4:857c1000 [ 1336.981082][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.981132][ T32] r7:ddde2d80 r6:83018200 r5:857c138c r4:85779800 [ 1336.981223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.981281][ T32] r10:61c88647 r9:85608000 r8:8577982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.981308][ T32] r4:85779800 [ 1336.981330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.981406][ T32] r10:00000000 r9:85779800 r8:80287e08 r7:ec811e60 r6:85779880 r5:85608000 [ 1336.981434][ T32] r4:00000001 [ 1336.981476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.981520][ T32] Exception stack(0xebdb5fb0 to 0xebdb5ff8) [ 1336.981551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.981583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.981612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.981645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.981669][ T32] r4:852b4080 [ 1336.982496][ T32] INFO: task kworker/1:827:5825 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1336.982581][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.982674][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.982771][ T32] Call trace: [ 1336.982829][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.982895][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1336.982921][ T32] r4:00000000 [ 1336.982942][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.982994][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1336.983061][ T32] 1d20: ddc80000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1336.983104][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1336.983132][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1336.983160][ T32] r5:80000113 r4:80239bb0 [ 1336.983181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.983226][ T32] r4:82ac21e4 [ 1336.983248][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.983296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1336.983340][ T32] r4:eb291dc0 [ 1336.983388][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1336.983440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1336.983465][ T32] r4:00000000 [ 1336.983514][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1336.983570][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1336.983593][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.983642][ T32] r5:00001000 r4:eafbb000 [ 1336.983663][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1336.983706][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.983778][ T32] r5:853c5f8c r4:853c5c00 [ 1336.983824][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.983880][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1336.983910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.984006][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.984034][ T32] r4:850f5d80 [ 1336.984059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1336.984138][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.984295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.984565][ T32] task:kworker/1:828 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.005592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 ** 8 printk messages dropped ** [ 1337.005989][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.006178][ T32] r5:857c0b8c r4:857c0800 [ 1337.006229][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.006411][ T32] r10:61c88647 r9:85608c00 r8:8577992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.006765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.008048][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1337.008459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1337.008831][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.009320][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.009559][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1337.009765][ T32] task:kworker/1:829 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.010288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc5e08 ** 3 printk messages dropped ** [ 1337.010475][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.010535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b46c0 [ 1337.010578][ T32] r4:00000000 [ 1337.010639][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.010700][ T32] r9:83018205 r8:85609800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1337.010727][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.010775][ T32] r5:00001000 r4:eb60b000 [ 1337.010796][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.010839][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.010891][ T32] r5:857c1b8c r4:857c1800 [ 1337.010914][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.010965][ T32] r7:ddde2d80 r6:83018200 r5:857c1b8c r4:85779a00 [ 1337.010987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.011090][ T32] r10:61c88647 r9:85609800 r8:85779a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.011138][ T32] r4:85779a00 [ 1337.011192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.011264][ T32] r10:00000000 r9:85779a00 r8:80287e08 r7:ebdb5e60 r6:85779a80 r5:85609800 [ 1337.011334][ T32] r4:00000001 [ 1337.011363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.011405][ T32] Exception stack(0xebdc5fb0 to 0xebdc5ff8) [ 1337.011444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.011504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.011587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.011646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.011685][ T32] r4:852b42c0 [ 1337.012072][ T32] INFO: task kworker/1:829:5829 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.012113][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.012177][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.012245][ T32] Call trace: [ 1337.012358][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.012457][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.012510][ T32] r4:00000000 [ 1337.012553][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.012601][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.012634][ T32] 1d20: de0a1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.012667][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.012695][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.012741][ T32] r5:80000113 r4:80239bb0 [ 1337.012783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.012832][ T32] r4:82ac21e4 [ 1337.012853][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.012907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.012932][ T32] r4:eb291dc0 [ 1337.012953][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.013022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.013076][ T32] r4:00000000 [ 1337.013106][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.013159][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.013182][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.013229][ T32] r5:00001000 r4:eafbb000 [ 1337.013270][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.013319][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.013375][ T32] r5:853c5f8c r4:853c5c00 [ 1337.013432][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.013525][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.013557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.013612][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.013649][ T32] r4:850f5d80 [ 1337.013674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.013747][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.013776][ T32] r4:00000001 [ 1337.013798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.013838][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.013868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.013932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.014035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1337.014120][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1337.014356][ T32] task:kworker/1:830 state:D stack:0 pid:5830 tgid:5830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.014901][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.035488][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.035742][ T32] r5:00001000 r4:eb46d000 ** 2 printk messages dropped ** [ 1337.035926][ T32] r5:857c078c r4:857c0400 [ 1337.035997][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.036180][ T32] r10:61c88647 r9:8560a400 r8:85779b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.036605][ T32] r4:852b4540 ** 2 printk messages dropped ** [ 1337.037587][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.037965][ T32] 1d20: de322000 eafa9000 00000001 80239b98 7f439000 00000001 ** 8 printk messages dropped ** [ 1337.038332][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.038402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.038503][ T32] r4:00000000 [ 1337.038551][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.038608][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.038631][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.038742][ T32] r5:00001000 r4:eafbb000 [ 1337.038771][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.038816][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.038862][ T32] r5:853c5f8c r4:853c5c00 [ 1337.038884][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.039009][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.039092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.039184][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.039213][ T32] r4:850f5d80 [ 1337.039235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.039287][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.039354][ T32] r4:00000001 [ 1337.039380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.039420][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.039450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.039482][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.039511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.039544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.039568][ T32] r4:8484cc40 [ 1337.039589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.039671][ T32] INFO: task kworker/1:831:5833 blocked for more than 463 seconds. [ 1337.039712][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.039739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.039782][ T32] task:kworker/1:831 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.039881][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.039961][ T32] Call trace: [ 1337.039993][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.040047][ T32] r10:8291a684 r9:ebdcdd84 r8:00000002 r7:60000013 r6:ebdcdd8c r5:8560b000 [ 1337.040071][ T32] r4:8560b000 [ 1337.040091][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.040141][ T32] r5:8560b000 r4:8291a680 [ 1337.040162][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.040206][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.040254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdcde08 [ 1337.040278][ T32] r4:00000000 [ 1337.040343][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.040386][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.040425][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.040517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b4b40 [ 1337.040546][ T32] r4:00000000 [ 1337.040593][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.040669][ T32] r9:83018205 r8:8560b000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1337.040693][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.040741][ T32] r5:00001000 r4:eb7dd000 [ 1337.040777][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.040824][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.040873][ T32] r5:857c278c r4:857c2400 [ 1337.040901][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.041013][ T32] r7:ddde2d80 r6:83018200 r5:857c278c r4:85779c00 [ 1337.041063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.041121][ T32] r10:61c88647 r9:8560b000 r8:85779c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.041151][ T32] r4:85779c00 [ 1337.041173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.041224][ T32] r10:00000000 r9:85779c00 r8:80287e08 r7:ebdc5e60 r6:85779c80 r5:8560b000 [ 1337.041248][ T32] r4:00000001 [ 1337.041268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.041308][ T32] Exception stack(0xebdcdfb0 to 0xebdcdff8) [ 1337.041337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.041379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.041422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.042025][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.042366][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 9 printk messages dropped ** [ 1337.042769][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.043148][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.043800][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1337.043999][ T32] INFO: task kworker/1:832:5836 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1337.044221][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.044468][ T32] r5:8560bc00 r4:8291a680 ** 4 printk messages dropped ** [ 1337.044687][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1337.069538][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.069590][ T32] r5:857c1f8c r4:857c1c00 ** 1 printk messages dropped ** [ 1337.069692][ T32] r7:ddde2d80 r6:83018200 r5:857c1f8c r4:85779d00 [ 1337.069720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.069797][ T32] r10:61c88647 r9:8560bc00 r8:85779d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.069828][ T32] r4:85779d00 [ 1337.069871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.069946][ T32] r10:00000000 r9:85779d00 r8:80287e08 r7:ebdcde60 r6:85779d80 r5:8560bc00 [ 1337.069974][ T32] r4:00000001 [ 1337.070018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.070066][ T32] Exception stack(0xebdf9fb0 to 0xebdf9ff8) [ 1337.070099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.070141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.070184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.070220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.070245][ T32] r4:852b47c0 [ 1337.071158][ T32] INFO: task kworker/1:832:5836 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.071233][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.071334][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.071417][ T32] Call trace: [ 1337.071475][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.071541][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.071587][ T32] r4:00000000 [ 1337.071633][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.071708][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.071751][ T32] 1d20: de937000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.071786][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.071814][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.071841][ T32] r5:80000113 r4:80239bb0 [ 1337.071881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.071939][ T32] r4:82ac21e4 [ 1337.071961][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.072020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.072055][ T32] r4:eb291dc0 [ 1337.072103][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.072176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.072205][ T32] r4:00000000 [ 1337.072227][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.072304][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.072332][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.072381][ T32] r5:00001000 r4:eafbb000 [ 1337.072423][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.072476][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.072524][ T32] r5:853c5f8c r4:853c5c00 [ 1337.072546][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.072619][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.072647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.072726][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.072799][ T32] r4:850f5d80 [ 1337.072840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.072929][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.072986][ T32] r4:00000001 [ 1337.073069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.073123][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.073159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.073203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.073259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.073296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.073343][ T32] r4:8484cc40 [ 1337.073370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.073400][ T32] INFO: task kworker/1:833:5837 blocked for more than 463 seconds. [ 1337.073448][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.073503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.073554][ T32] task:kworker/1:833 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.073630][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.073701][ T32] Call trace: [ 1337.073734][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.073790][ T32] r10:8291a684 r9:ebde5d84 r8:00000002 r7:60000013 r6:ebde5d8c r5:8560c800 ** 2 printk messages dropped ** [ 1337.073962][ T32] r5:8560c800 r4:8291a680 ** 4 printk messages dropped ** [ 1337.074129][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1337.074484][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.074701][ T32] r5:857c238c r4:857c2000 [ 1337.074728][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.074781][ T32] r7:ddde2d80 r6:83018200 r5:857c238c r4:85779e00 [ 1337.074820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.074878][ T32] r10:61c88647 r9:8560c800 r8:85779e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.074911][ T32] r4:85779e00 [ 1337.074932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.075025][ T32] r10:00000000 r9:85779e00 r8:80287e08 r7:ebdcde60 r6:85779e80 r5:8560c800 [ 1337.093720][ T32] r4:00000001 [ 1337.093825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.093923][ T32] Exception stack(0xebde5fb0 to 0xebde5ff8) [ 1337.093964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.094000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.094030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.094066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.094090][ T32] r4:852b4080 [ 1337.094982][ T32] INFO: task kworker/1:833:5837 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.095068][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.095656][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.095719][ T32] Call trace: [ 1337.095753][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.095815][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.095841][ T32] r4:00000000 [ 1337.095862][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.095920][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.095953][ T32] 1d20: dee5e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.096006][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.096060][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1337.096201][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1337.096523][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.097078][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1337.097507][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1337.098030][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.098403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.099137][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.099583][ T32] r5:8560d400 r4:8291a680 ** 5 printk messages dropped ** [ 1337.100120][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.101122][ T32] r5:857c2b8c r4:857c2800 [ 1337.101173][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.101291][ T32] r7:ddde2d80 r6:83018200 r5:857c2b8c r4:85779f00 ** 1 printk messages dropped ** [ 1337.101440][ T32] r10:61c88647 r9:8560d400 r8:85779f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.102155][ T32] r4:852b4b00 ** 5 printk messages dropped ** [ 1337.104257][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1337.104857][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.140547][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.141117][ T32] r5:853c5f8c r4:853c5c00 ** 6 printk messages dropped ** [ 1337.141868][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.141934][ T32] r4:00000001 [ 1337.141998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.142096][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.142171][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.142249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.142322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.142395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.142456][ T32] r4:8484cc40 [ 1337.142510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.142571][ T32] INFO: task kworker/1:835:5842 blocked for more than 463 seconds. [ 1337.142658][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.142723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.142770][ T32] task:kworker/1:835 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.142964][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.143104][ T32] Call trace: [ 1337.143194][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.143308][ T32] r10:8291a684 r9:ec695d84 r8:00000002 r7:60000013 r6:ec695d8c r5:8560e000 [ 1337.143357][ T32] r4:8560e000 [ 1337.143399][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.143516][ T32] r5:8560e000 r4:8291a680 [ 1337.143569][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.143663][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.143776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 [ 1337.143848][ T32] r4:00000000 [ 1337.143917][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.144022][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.144125][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.144270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84372540 [ 1337.144337][ T32] r4:00000000 [ 1337.144364][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.144439][ T32] r9:83018205 r8:8560e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1337.144466][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.144515][ T32] r5:00001000 r4:eba55000 [ 1337.144559][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.144611][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.144658][ T32] r5:857c3f8c r4:857c3c00 [ 1337.144691][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.144746][ T32] r7:ddde2d80 r6:83018200 r5:857c3f8c r4:847a9000 [ 1337.144791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.144849][ T32] r10:61c88647 r9:8560e000 r8:847a902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.144875][ T32] r4:847a9000 [ 1337.144901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.144954][ T32] r10:00000000 r9:847a9000 r8:80287e08 r7:ec65de60 r6:847a9080 r5:8560e000 [ 1337.144999][ T32] r4:00000001 [ 1337.145029][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.151640][ T32] Exception stack(0xec695fb0 to 0xec695ff8) [ 1337.151723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.151805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.151842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.151899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.151930][ T32] r4:852b4c40 [ 1337.153211][ T32] INFO: task kworker/1:835:5842 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.153316][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.153494][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.153612][ T32] Call trace: [ 1337.153721][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.153788][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.153835][ T32] r4:00000000 [ 1337.153860][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1337.154018][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 7 printk messages dropped ** [ 1337.154348][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.154707][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.170674][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1337.171495][ T32] INFO: task kworker/1:836:5843 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.172250][ T32] r4:8560ec00 ** 4 printk messages dropped ** [ 1337.172597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec699e08 ** 7 printk messages dropped ** [ 1337.173191][ T32] r9:83018205 r8:8560ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1337.173766][ T32] r5:857c2f8c r4:857c2c00 [ 1337.173833][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.173964][ T32] r7:ddde2d80 r6:83018200 r5:857c2f8c r4:847a9100 [ 1337.174033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.174154][ T32] r10:61c88647 r9:8560ec00 r8:847a912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.174216][ T32] r4:847a9100 [ 1337.174283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.174431][ T32] r10:00000000 r9:847a9100 r8:80287e08 r7:ec695e60 r6:847a9180 r5:8560ec00 [ 1337.174510][ T32] r4:00000001 [ 1337.174582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.174702][ T32] Exception stack(0xec699fb0 to 0xec699ff8) [ 1337.174777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.174876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.174955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.175068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.175177][ T32] r4:852b4d00 [ 1337.184128][ T32] INFO: task kworker/1:836:5843 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.184215][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.184331][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.184427][ T32] Call trace: [ 1337.184489][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.184559][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.184587][ T32] r4:00000000 [ 1337.184609][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.184655][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.184711][ T32] 1d20: df8ae000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.184791][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.184846][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.184880][ T32] r5:80000113 r4:80239bb0 [ 1337.184930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.185032][ T32] r4:82ac21e4 [ 1337.185112][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.196635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.196751][ T32] r4:eb291dc0 [ 1337.196808][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.196947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.196997][ T32] r4:00000000 [ 1337.197039][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.197141][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.197188][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.197283][ T32] r5:00001000 r4:eafbb000 [ 1337.197340][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.197432][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.197526][ T32] r5:853c5f8c r4:853c5c00 [ 1337.197571][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.197694][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.197760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.197897][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.197962][ T32] r4:850f5d80 [ 1337.198035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.198143][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.198200][ T32] r4:00000001 [ 1337.198296][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.198403][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.198474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.198549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.198616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.198692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.198780][ T32] r4:8484cc40 [ 1337.198867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.198943][ T32] INFO: task kworker/1:837:5844 blocked for more than 463 seconds. [ 1337.199008][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.199093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.199141][ T32] task:kworker/1:837 state:D stack:0 pid:5844 tgid:5844 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.199991][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1337.200655][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.201256][ T32] r5:857c378c r4:857c3400 [ 1337.201299][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.201555][ T32] r10:61c88647 r9:85790000 r8:847a922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.202173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.204474][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 11 printk messages dropped ** [ 1337.205083][ T32] r4:eb291dc0 ** 4 printk messages dropped ** [ 1337.228047][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.228081][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.228135][ T32] r5:00001000 r4:eafbb000 [ 1337.228158][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.228201][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.228248][ T32] r5:853c5f8c r4:853c5c00 [ 1337.228270][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.228344][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.228372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.228426][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.228471][ T32] r4:850f5d80 [ 1337.228519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.228575][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.228600][ T32] r4:00000001 [ 1337.228649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.228696][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.228730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.228762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.228792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.228825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.228848][ T32] r4:8484cc40 [ 1337.228873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.228911][ T32] INFO: task kworker/1:838:5848 blocked for more than 463 seconds. [ 1337.228968][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.229051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.229088][ T32] task:kworker/1:838 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.229197][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.229278][ T32] Call trace: [ 1337.229312][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.229372][ T32] r10:8291a684 r9:ec665d84 r8:00000002 r7:60000113 r6:ec665d8c r5:85791800 [ 1337.229397][ T32] r4:85791800 [ 1337.229419][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.229491][ T32] r5:85791800 r4:8291a680 [ 1337.229518][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.229586][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.229717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec665e08 [ 1337.229845][ T32] r4:00000000 [ 1337.229910][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.230002][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.230089][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.230177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84372000 [ 1337.230203][ T32] r4:00000000 [ 1337.230224][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.230290][ T32] r9:83018205 r8:85791800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.230317][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.230390][ T32] r5:00001000 r4:eb9b5000 [ 1337.230416][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.230462][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.230531][ T32] r5:857c178c r4:857c1400 [ 1337.230560][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.230667][ T32] r7:ddde2d80 r6:83018200 r5:857c178c r4:847a9300 [ 1337.230720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.230818][ T32] r10:61c88647 r9:85791800 r8:847a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.230847][ T32] r4:847a9300 [ 1337.230869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.230928][ T32] r10:00000000 r9:847a9300 r8:80287e08 r7:ec695e60 r6:847a9380 r5:85791800 [ 1337.230953][ T32] r4:00000001 [ 1337.230973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.231165][ T32] Exception stack(0xec665fb0 to 0xec665ff8) [ 1337.231207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.231262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.231298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.231356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.231405][ T32] r4:84372340 [ 1337.232399][ T32] INFO: task kworker/1:838:5848 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.232454][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.232574][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.232655][ T32] Call trace: [ 1337.232722][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.232813][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.232845][ T32] r4:00000000 [ 1337.232894][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.232970][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 2 printk messages dropped ** [ 1337.233109][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 6 printk messages dropped ** [ 1337.233338][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1337.233893][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1337.234098][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 2 printk messages dropped ** [ 1337.234198][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.234228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.234280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.234354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.234391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.234416][ T32] r4:8484cc40 [ 1337.234438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.234485][ T32] INFO: task kworker/1:839:5849 blocked for more than 463 seconds. [ 1337.234520][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.234546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.234631][ T32] task:kworker/1:839 state:D stack:0 pid:5849 tgid:5849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.234685][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.234750][ T32] Call trace: [ 1337.234828][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.234908][ T32] r10:8291a684 r9:ec6e5d84 r8:00000002 r7:60000013 r6:ec6e5d8c r5:85792400 [ 1337.234958][ T32] r4:85792400 [ 1337.234984][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.235111][ T32] r5:85792400 r4:8291a680 [ 1337.260323][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.260481][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.260601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 [ 1337.260659][ T32] r4:00000000 [ 1337.260752][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.260882][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.260987][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.261081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84372200 [ 1337.261129][ T32] r4:00000000 [ 1337.261172][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.261272][ T32] r9:83018205 r8:85792400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1337.261366][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.261473][ T32] r5:00001000 r4:eba35000 [ 1337.261516][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.261624][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.261738][ T32] r5:857c3b8c r4:857c3800 [ 1337.261816][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.261932][ T32] r7:ddde2d80 r6:83018200 r5:857c3b8c r4:847a9400 [ 1337.261985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.262093][ T32] r10:61c88647 r9:85792400 r8:847a942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.262152][ T32] r4:847a9400 [ 1337.262215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.262330][ T32] r10:00000000 r9:847a9400 r8:80287e08 r7:ec695e60 r6:847a9480 r5:85792400 [ 1337.262385][ T32] r4:00000001 [ 1337.262428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.262514][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1337.262596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.262668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.262733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.264527][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.273553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.273982][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1337.274304][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.274551][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 6 printk messages dropped ** [ 1337.274836][ T32] INFO: task kworker/1:840:5851 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.275756][ T32] r4:85790c00 ** 5 printk messages dropped ** [ 1337.276015][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.276219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.276488][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.276536][ T32] r5:856d738c r4:856d7000 ** 1 printk messages dropped ** [ 1337.276613][ T32] r7:ddde2d80 r6:83018200 r5:856d738c r4:847a9500 ** 4 printk messages dropped ** [ 1337.276857][ T32] r10:00000000 r9:847a9500 r8:80287e08 r7:ec695e60 r6:847a9580 r5:85790c00 ** 10 printk messages dropped ** [ 1337.278266][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.278562][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.278595][ T32] 1d20: e04c1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.278628][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.278658][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.278685][ T32] r5:80000113 r4:80239bb0 [ 1337.278707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.278753][ T32] r4:82ac21e4 [ 1337.278775][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.278824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.278867][ T32] r4:eb291dc0 [ 1337.278905][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.278958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.278983][ T32] r4:00000000 [ 1337.279006][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.279082][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.279110][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.279175][ T32] r5:00001000 r4:eafbb000 [ 1337.279222][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.279288][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.279341][ T32] r5:853c5f8c r4:853c5c00 [ 1337.279363][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.279416][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.279451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.279519][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.279549][ T32] r4:850f5d80 [ 1337.279586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.279703][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.279776][ T32] r4:00000001 [ 1337.279827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.279925][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.279995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.280092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.280177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.280253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.280320][ T32] r4:8484cc40 [ 1337.280381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.280454][ T32] INFO: task kworker/1:841:5852 blocked for more than 463 seconds. [ 1337.280522][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.280577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.280622][ T32] task:kworker/1:841 state:D stack:0 pid:5852 tgid:5852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.280724][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.280812][ T32] Call trace: [ 1337.280932][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.281045][ T32] r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000113 r6:ec75dd8c r5:85793c00 [ 1337.281101][ T32] r4:85793c00 [ 1337.281150][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.281268][ T32] r5:85793c00 r4:8291a680 [ 1337.281328][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.281427][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.281827][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.282685][ T32] r5:857c0f8c r4:857c0c00 [ 1337.282734][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.282841][ T32] r7:ddde2d80 r6:83018200 r5:857c0f8c r4:847a9680 [ 1337.282897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.283009][ T32] r10:61c88647 r9:85793c00 r8:847a96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.283489][ T32] Exception stack(0xec75dfb0 to 0xec75dff8) ** 4 printk messages dropped ** [ 1337.283755][ T32] r4:84372400 ** 4 printk messages dropped ** [ 1337.284443][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.284910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.316555][ T32] r5:00001000 r4:eafbb000 ** 5 printk messages dropped ** [ 1337.317042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.317704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.318418][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.318991][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.319913][ T32] r5:00001000 r4:ebbab000 ** 2 printk messages dropped ** [ 1337.320171][ T32] r5:857cc78c r4:857cc400 ** 1 printk messages dropped ** [ 1337.320330][ T32] r7:ddde2d80 r6:83018200 r5:857cc78c r4:847a9600 ** 4 printk messages dropped ** [ 1337.320729][ T32] r10:00000000 r9:847a9600 r8:80287e08 r7:ec75de60 r6:8576f400 r5:85736c00 ** 7 printk messages dropped ** [ 1337.321309][ T32] r4:84372800 ** 4 printk messages dropped ** [ 1337.323373][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.323865][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 1 printk messages dropped ** [ 1337.323972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.324060][ T32] r4:82ac21e4 [ 1337.324104][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.324225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.324288][ T32] r4:eb291dc0 [ 1337.324415][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.324537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.324601][ T32] r4:00000000 [ 1337.324654][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.324771][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.324821][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.324930][ T32] r5:00001000 r4:eafbb000 [ 1337.324982][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.347698][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.347842][ T32] r5:853c5f8c r4:853c5c00 [ 1337.347869][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.347934][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.347959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.348012][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.348037][ T32] r4:850f5d80 [ 1337.348081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.348140][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.348165][ T32] r4:00000001 [ 1337.348201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.348248][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.348329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.348415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.348496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.348592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.348667][ T32] r4:8484cc40 [ 1337.348728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.348791][ T32] INFO: task kworker/1:843:5858 blocked for more than 463 seconds. [ 1337.348882][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.348995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.349056][ T32] task:kworker/1:843 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.349192][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.349342][ T32] Call trace: [ 1337.349455][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.349589][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000013 r6:ec82dd8c r5:85735400 [ 1337.349667][ T32] r4:85735400 [ 1337.349735][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.349843][ T32] r5:85735400 r4:8291a680 [ 1337.349921][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.350025][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.350136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 1337.350235][ T32] r4:00000000 [ 1337.350291][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.350385][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.350492][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.350630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843727c0 [ 1337.350694][ T32] r4:00000000 [ 1337.350749][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.350856][ T32] r9:83018205 r8:85735400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1337.350925][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.351025][ T32] r5:00001000 r4:ebb8d000 [ 1337.351132][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.351247][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.351399][ T32] r5:856d7b8c r4:856d7800 [ 1337.351461][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.351577][ T32] r7:ddde2d80 r6:83018200 r5:856d7b8c r4:847a9700 [ 1337.351631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.351748][ T32] r10:61c88647 r9:85735400 r8:847a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.351822][ T32] r4:847a9700 [ 1337.351872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.352016][ T32] r10:00000000 r9:847a9700 r8:80287e08 r7:ec821e60 r6:8576f480 r5:85735400 [ 1337.352078][ T32] r4:00000001 [ 1337.352139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.352229][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1337.352299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.352367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.352475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.352569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.352627][ T32] r4:84372640 [ 1337.353986][ T32] INFO: task kworker/1:843:5858 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.354080][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.354225][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.354318][ T32] Call trace: [ 1337.354383][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.354446][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.354473][ T32] r4:00000000 [ 1337.354494][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.354538][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.354571][ T32] 1d20: e0dae000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.354604][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.354643][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.354697][ T32] r5:80000113 r4:80239bb0 [ 1337.354724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.354794][ T32] r4:82ac21e4 [ 1337.354821][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.354874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.354909][ T32] r4:eb291dc0 [ 1337.354931][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.355002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.355115][ T32] r4:00000000 [ 1337.377811][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.377924][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.377993][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.378053][ T32] r5:00001000 r4:eafbb000 [ 1337.378076][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.378134][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.378244][ T32] r5:853c5f8c r4:853c5c00 [ 1337.378315][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.378437][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.378526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.378668][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.378733][ T32] r4:850f5d80 [ 1337.378833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.378933][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.378981][ T32] r4:00000001 [ 1337.379015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.379130][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.379176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.379210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.379240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.379274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.379318][ T32] r4:8484cc40 ** 2 printk messages dropped ** [ 1337.379467][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1337.380106][ T32] r4:85734800 ** 3 printk messages dropped ** [ 1337.380391][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.380783][ T32] r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1337.380809][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.380857][ T32] r5:00001000 r4:ebbf7000 [ 1337.380879][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.380973][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.381026][ T32] r5:857ccf8c r4:857ccc00 [ 1337.381069][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.381155][ T32] r7:ddde2d80 r6:83018200 r5:857ccf8c r4:847a9780 [ 1337.381182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.381236][ T32] r10:61c88647 r9:85734800 r8:847a97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.381272][ T32] r4:847a9780 [ 1337.381299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.381352][ T32] r10:00000000 r9:847a9780 r8:80287e08 r7:ec821e60 r6:8576f500 r5:85734800 [ 1337.381396][ T32] r4:00000001 [ 1337.381443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.381488][ T32] Exception stack(0xec831fb0 to 0xec831ff8) [ 1337.381518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.381583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.381636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.381674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.381719][ T32] r4:843721c0 [ 1337.382634][ T32] INFO: task kworker/1:844:5859 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.382677][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.382742][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.382788][ T32] Call trace: [ 1337.382842][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.382939][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.382988][ T32] r4:00000000 [ 1337.383014][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.383132][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.383170][ T32] 1d20: e12c1000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.383228][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.383261][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 2 printk messages dropped ** [ 1337.383382][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.383603][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.383699][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1337.384069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.384357][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.384783][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.405706][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1337.406019][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1337.406340][ T32] r5:857cd38c r4:857cd000 [ 1337.406363][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.406560][ T32] r10:61c88647 r9:85736000 r8:847a982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.407150][ T32] r4:84372c40 ** 2 printk messages dropped ** [ 1337.408187][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.408554][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 ** 7 printk messages dropped ** [ 1337.408792][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.409226][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1337.409494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.410086][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1337.410394][ T32] task:kworker/1:846 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1337.411642][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.411735][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.411817][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.411954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84372c40 [ 1337.412016][ T32] r4:00000000 [ 1337.412062][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.412165][ T32] r9:83018205 r8:85793000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1337.412218][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.412361][ T32] r5:00001000 r4:ebc71000 [ 1337.412419][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.412545][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.412648][ T32] r5:857ccb8c r4:857cc800 [ 1337.412700][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.412778][ T32] r7:ddde2d80 r6:83018200 r5:857ccb8c r4:847a9880 [ 1337.412805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.412881][ T32] r10:61c88647 r9:85793000 r8:847a98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.412935][ T32] r4:847a9880 [ 1337.412960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.413013][ T32] r10:00000000 r9:847a9880 r8:80287e08 r7:ec839e60 r6:847a9900 r5:85793000 [ 1337.413038][ T32] r4:00000001 [ 1337.413058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.413119][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 1337.413175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.413231][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.413265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.413319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.413366][ T32] r4:84372d40 [ 1337.413878][ T32] INFO: task kworker/1:846:5863 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.413927][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.413989][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.414036][ T32] Call trace: [ 1337.414068][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.414137][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.414178][ T32] r4:00000000 [ 1337.414205][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.414250][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.414316][ T32] 1d20: e1472000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.414354][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.414393][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.414445][ T32] r5:80000113 r4:80239bb0 [ 1337.414478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.414527][ T32] r4:82ac21e4 [ 1337.414549][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.414599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.414646][ T32] r4:eb291dc0 [ 1337.414677][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.414728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.414753][ T32] r4:00000000 [ 1337.414788][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.414845][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.414868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.414937][ T32] r5:00001000 r4:eafbb000 [ 1337.414983][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.415115][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.435455][ T32] r5:853c5f8c r4:853c5c00 [ 1337.435523][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.435629][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.435680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.435766][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.435913][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1337.436316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.436706][ T32] r4:85795400 ** 3 printk messages dropped ** [ 1337.436840][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.437088][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.437575][ T32] r5:857cdb8c r4:857cd800 [ 1337.437814][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.438157][ T32] r10:61c88647 r9:85795400 r8:847a99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.439026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.441503][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1337.442127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1337.443422][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1337.443919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.444476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.444552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.444628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.444683][ T32] r4:8484cc40 [ 1337.444735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.444812][ T32] INFO: task kworker/1:848:5868 blocked for more than 463 seconds. [ 1337.444893][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.444973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.445032][ T32] task:kworker/1:848 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.477468][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.477646][ T32] Call trace: [ 1337.477727][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.477905][ T32] r10:8291a684 r9:ec841d84 r8:00000002 r7:60000013 r6:ec841d8c r5:85796c00 [ 1337.477976][ T32] r4:85796c00 [ 1337.478028][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.478137][ T32] r5:85796c00 r4:8291a680 [ 1337.478203][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.478299][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.478407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1337.478468][ T32] r4:00000000 [ 1337.478565][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.478681][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.478798][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.478917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614080 [ 1337.478980][ T32] r4:00000000 [ 1337.479066][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.479213][ T32] r9:83018205 r8:85796c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1337.479278][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.479386][ T32] r5:00001000 r4:ebc91000 [ 1337.479442][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.479570][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.479693][ T32] r5:857cdf8c r4:857cdc00 [ 1337.479752][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.479864][ T32] r7:ddde2d80 r6:83018200 r5:857cdf8c r4:847a9a80 [ 1337.479922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.480026][ T32] r10:61c88647 r9:85796c00 r8:847a9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.480080][ T32] r4:847a9a80 [ 1337.480159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.480310][ T32] r10:00000000 r9:847a9a80 r8:80287e08 r7:ec819e60 r6:847a9b00 r5:85796c00 [ 1337.480377][ T32] r4:00000001 [ 1337.480433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.480522][ T32] Exception stack(0xec841fb0 to 0xec841ff8) [ 1337.480589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.480666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.480739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.480835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.480921][ T32] r4:85614140 [ 1337.482459][ T32] INFO: task kworker/1:848:5868 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.482561][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.482736][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.482860][ T32] Call trace: [ 1337.482995][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.483157][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.483222][ T32] r4:00000000 [ 1337.483275][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.483373][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.483448][ T32] 1d20: e1bee000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.483548][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.483643][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.483713][ T32] r5:80000113 r4:80239bb0 [ 1337.483768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.483930][ T32] r4:82ac21e4 [ 1337.483994][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.484108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.484172][ T32] r4:eb291dc0 [ 1337.484220][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.484326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.484388][ T32] r4:00000000 [ 1337.484459][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.484581][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.484637][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.484739][ T32] r5:00001000 r4:eafbb000 [ 1337.484792][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.484914][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.485027][ T32] r5:853c5f8c r4:853c5c00 [ 1337.505559][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.505734][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.505767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.505827][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.505877][ T32] r4:850f5d80 [ 1337.505930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.505990][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.506015][ T32] r4:00000001 [ 1337.506037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.506078][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.506138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.506180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.506260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.506698][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.506986][ T32] r5:85798000 r4:8291a680 ** 5 printk messages dropped ** [ 1337.507346][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.507918][ T32] r5:857ce38c r4:857ce000 [ 1337.507946][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.508198][ T32] r10:61c88647 r9:85798000 r8:847a9bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.508806][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.510563][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1337.511170][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.511435][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.511751][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.511934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.512082][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.512118][ T32] r4:850f5d80 [ 1337.512211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.512270][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.512320][ T32] r4:00000001 [ 1337.512402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.512500][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.512542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.512626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.512661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.512696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.512721][ T32] r4:8484cc40 [ 1337.512742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.512793][ T32] INFO: task kworker/1:850:5872 blocked for more than 463 seconds. [ 1337.512835][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.512861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.512926][ T32] task:kworker/1:850 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.512985][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.513030][ T32] Call trace: [ 1337.513088][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.513151][ T32] r10:8291a684 r9:ec84dd84 r8:00000002 r7:60000113 r6:ec84dd8c r5:85799800 [ 1337.513180][ T32] r4:85799800 [ 1337.513202][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.513274][ T32] r5:85799800 r4:8291a680 [ 1337.513324][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.513374][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.513424][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 [ 1337.513449][ T32] r4:00000000 [ 1337.513472][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.513535][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.513629][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.513708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614480 [ 1337.513737][ T32] r4:00000000 [ 1337.513785][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.513839][ T32] r9:83018205 r8:85799800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.513865][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.513938][ T32] r5:00001000 r4:ebcd1000 [ 1337.513994][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.514041][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.514088][ T32] r5:857cd78c r4:857cd400 [ 1337.514133][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.514199][ T32] r7:ddde2d80 r6:83018200 r5:857cd78c r4:847a9c80 [ 1337.514230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.514285][ T32] r10:61c88647 r9:85799800 r8:847a9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.514311][ T32] r4:847a9c80 [ 1337.514359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.514415][ T32] r10:00000000 r9:847a9c80 r8:80287e08 r7:ec849e60 r6:847a9d00 r5:85799800 [ 1337.514440][ T32] r4:00000001 [ 1337.514485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.514534][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) [ 1337.514638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.514699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.514733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.514768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1337.546429][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1337.546847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.547348][ T32] r5:00001000 r4:eafbb000 ** 7 printk messages dropped ** [ 1337.547712][ T32] r4:850f5d80 ** 4 printk messages dropped ** [ 1337.547883][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 8 printk messages dropped ** [ 1337.548425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.548877][ T32] r5:84776000 r4:8291a680 ** 4 printk messages dropped ** [ 1337.549093][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1337.549725][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.549830][ T32] r5:85652b8c r4:85652800 ** 3 printk messages dropped ** [ 1337.550273][ T32] r10:61c88647 r9:84776000 r8:8576f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1337.550656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.551834][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1337.552741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 1 printk messages dropped ** [ 1337.552832][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.552905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.552957][ T32] r4:00000000 [ 1337.553005][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.553062][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.553086][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.553133][ T32] r5:00001000 r4:eafbb000 [ 1337.553160][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.553229][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.553281][ T32] r5:853c5f8c r4:853c5c00 [ 1337.553328][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.553391][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.553415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.553516][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.553570][ T32] r4:850f5d80 [ 1337.553620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.553676][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.553702][ T32] r4:00000001 [ 1337.553725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.553766][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.553879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.553941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.553998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.554037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.554063][ T32] r4:8484cc40 [ 1337.554085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.554111][ T32] INFO: task kworker/1:851:5875 blocked for more than 463 seconds. [ 1337.554223][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.554285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.554335][ T32] task:kworker/1:851 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.554397][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.554456][ T32] Call trace: [ 1337.554552][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.554611][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:85578c00 [ 1337.554636][ T32] r4:85578c00 [ 1337.554668][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.554722][ T32] r5:85578c00 r4:8291a680 [ 1337.554796][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.554844][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.554895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1337.554920][ T32] r4:00000000 [ 1337.554957][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.555048][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.555137][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.575649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856147c0 [ 1337.575699][ T32] r4:00000000 [ 1337.575725][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.575806][ T32] r9:83018205 r8:85578c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1337.575834][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.575887][ T32] r5:00001000 r4:ebd13000 [ 1337.575908][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.575952][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.576024][ T32] r5:857ce78c r4:857ce400 [ 1337.576052][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.576108][ T32] r7:ddde2d80 r6:83018200 r5:857ce78c r4:847a9d80 [ 1337.576146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.576205][ T32] r10:61c88647 r9:85578c00 r8:847a9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.576230][ T32] r4:847a9d80 [ 1337.576252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.576305][ T32] r10:00000000 r9:847a9d80 r8:80287e08 r7:ec849e60 r6:8576f700 r5:85578c00 [ 1337.576343][ T32] r4:00000001 [ 1337.576398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.576445][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1337.576479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.576512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.576543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.576576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.576600][ T32] r4:85614240 [ 1337.577461][ T32] INFO: task kworker/1:851:5875 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.577504][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1337.577745][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.577807][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.577832][ T32] r4:00000000 [ 1337.577905][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.577954][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.577988][ T32] 1d20: e245d000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.578045][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.578078][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.578106][ T32] r5:80000113 r4:80239bb0 [ 1337.578165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.578241][ T32] r4:82ac21e4 [ 1337.578268][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.578319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.578343][ T32] r4:eb291dc0 [ 1337.578363][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.578411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.578436][ T32] r4:00000000 [ 1337.578503][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.578559][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.578583][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.578630][ T32] r5:00001000 r4:eafbb000 [ 1337.578676][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.578725][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.578773][ T32] r5:853c5f8c r4:853c5c00 [ 1337.578794][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.578846][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.578870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.578923][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.578948][ T32] r4:850f5d80 [ 1337.578969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.579063][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.579187][ T32] r4:00000001 [ 1337.579243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.579316][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.579382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.579426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.579628][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1337.580202][ T32] r5:84a60000 r4:8291a680 ** 5 printk messages dropped ** [ 1337.580455][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.580679][ T32] r9:83018205 r8:84a60000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.580703][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.580775][ T32] r5:00001000 r4:ebd21000 [ 1337.580801][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.580845][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.580928][ T32] r5:857cef8c r4:857cec00 [ 1337.580955][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.581008][ T32] r7:ddde2d80 r6:83018200 r5:857cef8c r4:847a9e00 [ 1337.581032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.581098][ T32] r10:61c88647 r9:84a60000 r8:847a9e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.581131][ T32] r4:847a9e00 [ 1337.581184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.581242][ T32] r10:00000000 r9:847a9e00 r8:80287e08 r7:ec851e60 r6:8576f780 r5:84a60000 [ 1337.581314][ T32] r4:00000001 [ 1337.581374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.581419][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1337.581449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.581481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.581510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.581546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.581570][ T32] r4:85614280 [ 1337.581938][ T32] INFO: task kworker/1:852:5877 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.581978][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.582075][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.582174][ T32] Call trace: [ 1337.582238][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.582302][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.582327][ T32] r4:00000000 [ 1337.582349][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.582393][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.582451][ T32] 1d20: e245d000 eafa9000 00000001 80239b98 7f439000 00000001 ** 3 printk messages dropped ** [ 1337.582571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.583095][ T32] r5:00001000 r4:eafbb000 [ 1337.583117][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.583174][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.583226][ T32] r5:853c5f8c r4:853c5c00 [ 1337.583247][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.583300][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.583335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.583393][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.583429][ T32] r4:850f5d80 [ 1337.583455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.583508][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.583533][ T32] r4:00000001 [ 1337.583555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.583608][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.583651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.583687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.583766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.583827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.583855][ T32] r4:8484cc40 [ 1337.583877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.583904][ T32] INFO: task kworker/1:853:5880 blocked for more than 464 seconds. [ 1337.583934][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.583987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.584556][ T32] r4:84a62400 ** 4 printk messages dropped ** [ 1337.584966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 ** 7 printk messages dropped ** [ 1337.606327][ T32] r9:83018205 r8:84a62400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1337.606583][ T32] r5:857cf38c r4:857cf000 [ 1337.606606][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.606673][ T32] r7:ddde2d80 r6:83018200 r5:857cf38c r4:847a9e80 [ 1337.606700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.606930][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.607213][ T32] r4:85614980 ** 2 printk messages dropped ** [ 1337.608150][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.608500][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1337.608739][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.608973][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.609208][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.609554][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.610093][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1337.610411][ T32] task:kworker/1:854 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.611297][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.611590][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.611984][ T32] r5:857d438c r4:857d4000 [ 1337.612006][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.612059][ T32] r7:ddde2d80 r6:83018200 r5:857d438c r4:8575af80 ** 1 printk messages dropped ** [ 1337.612134][ T32] r10:61c88647 r9:84a63000 r8:8575afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.612627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.613527][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1337.614153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1337.614581][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.614943][ T32] r4:00000001 [ 1337.614966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.615007][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.615125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.647650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.647708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.647748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.647775][ T32] r4:8484cc40 [ 1337.647803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.647836][ T32] INFO: task kworker/1:855:5883 blocked for more than 464 seconds. [ 1337.647873][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.647901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.647925][ T32] task:kworker/1:855 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.648002][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.648134][ T32] Call trace: [ 1337.648229][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.648355][ T32] r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:84a60c00 [ 1337.648415][ T32] r4:84a60c00 [ 1337.648465][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.648593][ T32] r5:84a60c00 r4:8291a680 [ 1337.648652][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.648754][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.648869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec871e08 [ 1337.648927][ T32] r4:00000000 [ 1337.648974][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.649017][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.649062][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.649111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614d00 [ 1337.649155][ T32] r4:00000000 [ 1337.649187][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.649244][ T32] r9:83018205 r8:84a60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.649268][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.649315][ T32] r5:00001000 r4:ebd39000 [ 1337.649338][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.649381][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.649429][ T32] r5:857cfb8c r4:857cf800 [ 1337.649478][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.649538][ T32] r7:ddde2d80 r6:83018200 r5:857cfb8c r4:847a9f00 [ 1337.649594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.649728][ T32] r10:61c88647 r9:84a60c00 r8:847a9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.649788][ T32] r4:847a9f00 [ 1337.649843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.649958][ T32] r10:00000000 r9:847a9f00 r8:80287e08 r7:ec869e60 r6:8576f900 r5:84a60c00 [ 1337.650016][ T32] r4:00000001 [ 1337.650092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.650196][ T32] Exception stack(0xec871fb0 to 0xec871ff8) [ 1337.650266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.650340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.650405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.650477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.650530][ T32] r4:85614880 [ 1337.651686][ T32] INFO: task kworker/1:855:5883 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.651755][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.651869][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.651929][ T32] Call trace: [ 1337.651962][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.652025][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.652051][ T32] r4:00000000 [ 1337.652072][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.652130][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.652173][ T32] 1d20: e2eee000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.652233][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.652291][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 4 printk messages dropped ** [ 1337.652524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 7 printk messages dropped ** [ 1337.652885][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1337.653305][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.653621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.653908][ T32] task:kworker/1:856 state:D stack:0 pid:5885 tgid:5885 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.654410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 ** 7 printk messages dropped ** [ 1337.654755][ T32] r9:83018205 r8:84a61800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1337.654943][ T32] r5:857ceb8c r4:857ce800 ** 1 printk messages dropped ** [ 1337.655016][ T32] r7:ddde2d80 r6:83018200 r5:857ceb8c r4:85610000 ** 4 printk messages dropped ** [ 1337.671670][ T32] r10:00000000 r9:85610000 r8:80287e08 r7:ec869e60 r6:8576f980 r5:84a61800 ** 9 printk messages dropped ** [ 1337.672993][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.673797][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.674138][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.674549][ T32] r5:853c5f8c r4:853c5c00 ** 1 printk messages dropped ** [ 1337.674650][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.674678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.674734][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.674759][ T32] r4:850f5d80 [ 1337.674792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.674848][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.674872][ T32] r4:00000001 [ 1337.674897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.674941][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.674986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.675024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.688416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.688539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.688574][ T32] r4:8484cc40 [ 1337.688603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.688645][ T32] INFO: task kworker/1:857:5887 blocked for more than 464 seconds. [ 1337.688708][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.688741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.688766][ T32] task:kworker/1:857 state:D stack:0 pid:5887 tgid:5887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.688826][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.688903][ T32] Call trace: [ 1337.688942][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.689006][ T32] r10:8291a684 r9:ec845d84 r8:00000002 r7:60000113 r6:ec845d8c r5:85798c00 [ 1337.689031][ T32] r4:85798c00 [ 1337.689076][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.689155][ T32] r5:85798c00 r4:8291a680 [ 1337.689184][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.689256][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.689336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec845e08 [ 1337.689365][ T32] r4:00000000 [ 1337.689387][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.689426][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.689520][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.689642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614ec0 [ 1337.689699][ T32] r4:00000000 [ 1337.689750][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.689820][ T32] r9:83018205 r8:85798c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1337.689849][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.689937][ T32] r5:00001000 r4:ebd69000 [ 1337.689993][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.690057][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.690110][ T32] r5:857cff8c r4:857cfc00 [ 1337.690133][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.690200][ T32] r7:ddde2d80 r6:83018200 r5:857cff8c r4:85610080 [ 1337.690250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.690309][ T32] r10:61c88647 r9:85798c00 r8:856100ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.690359][ T32] r4:85610080 [ 1337.690386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.690440][ T32] r10:00000000 r9:85610080 r8:80287e08 r7:ec869e60 r6:85610100 r5:85798c00 [ 1337.690465][ T32] r4:00000001 [ 1337.690486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.690530][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 1337.690606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.690657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.690691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.690749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.690778][ T32] r4:8561c000 [ 1337.691737][ T32] INFO: task kworker/1:857:5887 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.691789][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.691866][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.691923][ T32] Call trace: [ 1337.691956][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.692017][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.692044][ T32] r4:00000000 [ 1337.692065][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.692110][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.692149][ T32] 1d20: e34c5000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.692184][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.692237][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.692287][ T32] r5:80000113 r4:80239bb0 [ 1337.692358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.692438][ T32] r4:82ac21e4 [ 1337.692493][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.692558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.692633][ T32] r4:eb291dc0 [ 1337.692658][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.692708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.692733][ T32] r4:00000000 [ 1337.692754][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.692808][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.692830][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.692877][ T32] r5:00001000 r4:eafbb000 [ 1337.692898][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.692941][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.693323][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 8 printk messages dropped ** [ 1337.693644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1337.693854][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.694141][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.694555][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.694740][ T32] r5:857d538c r4:857d5000 [ 1337.694764][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.694816][ T32] r7:ddde2d80 r6:83018200 r5:857d538c r4:85610180 [ 1337.694838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.694906][ T32] r10:61c88647 r9:8579b000 r8:856101ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.694986][ T32] r4:85610180 [ 1337.695016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.715869][ T32] r10:00000000 r9:85610180 r8:80287e08 r7:ec869e60 r6:85610200 r5:8579b000 [ 1337.715927][ T32] r4:00000001 [ 1337.716006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.716086][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1337.716123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.716165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.716248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.716295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.716323][ T32] r4:8561c380 [ 1337.717247][ T32] INFO: task kworker/1:858:5889 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.717299][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.717414][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.717470][ T32] Call trace: [ 1337.717556][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.717626][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.717680][ T32] r4:00000000 [ 1337.717706][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.717767][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.717829][ T32] 1d20: e38a6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.717924][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.717984][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.718062][ T32] r5:80000113 r4:80239bb0 [ 1337.718088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.718137][ T32] r4:82ac21e4 [ 1337.718187][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.718248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.718272][ T32] r4:eb291dc0 [ 1337.718295][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.718365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.718393][ T32] r4:00000000 [ 1337.718441][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.718524][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.718564][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.718670][ T32] r5:00001000 r4:eafbb000 [ 1337.718721][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.718771][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.718820][ T32] r5:853c5f8c r4:853c5c00 [ 1337.718842][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.718896][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.718945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.719003][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.719029][ T32] r4:850f5d80 ** 1 printk messages dropped ** [ 1337.719152][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1337.719581][ T32] r4:8484cc40 ** 2 printk messages dropped ** [ 1337.719705][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1337.720094][ T32] r10:8291a684 r9:ec885d84 r8:00000002 r7:60000113 r6:ec885d8c r5:8579bc00 ** 8 printk messages dropped ** [ 1337.720509][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.720962][ T32] r5:857d4b8c r4:857d4800 [ 1337.720983][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.721063][ T32] r7:ddde2d80 r6:83018200 r5:857d4b8c r4:85610280 ** 1 printk messages dropped ** [ 1337.721159][ T32] r10:61c88647 r9:8579bc00 r8:856102ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.721513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.722422][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 10 printk messages dropped ** [ 1337.722944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 7 printk messages dropped ** [ 1337.723391][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1337.723749][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.724235][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.724555][ T32] task:kworker/1:860 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.724880][ T32] r5:8579c800 r4:8291a680 [ 1337.724902][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.724945][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.724996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1337.725086][ T32] r4:00000000 [ 1337.747426][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.747510][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.747572][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.747658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561c640 [ 1337.747687][ T32] r4:00000000 [ 1337.747710][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.747764][ T32] r9:83018205 r8:8579c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1337.747813][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.747907][ T32] r5:00001000 r4:ebdfd000 [ 1337.747949][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.747999][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.748047][ T32] r5:857d578c r4:857d5400 [ 1337.748071][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.748152][ T32] r7:ddde2d80 r6:83018200 r5:857d578c r4:85610380 [ 1337.748182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.748261][ T32] r10:61c88647 r9:8579c800 r8:856103ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.748321][ T32] r4:85610380 [ 1337.748353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.748431][ T32] r10:00000000 r9:85610380 r8:80287e08 r7:ec875e60 r6:85610400 r5:8579c800 [ 1337.748461][ T32] r4:00000001 [ 1337.748508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.748554][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1337.748613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.748650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.748682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.748740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.748803][ T32] r4:8561c4c0 [ 1337.749684][ T32] INFO: task kworker/1:860:5894 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.749735][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1337.750083][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1337.750291][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 6 printk messages dropped ** [ 1337.750534][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1337.751092][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1337.751418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.751704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.752184][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.752672][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.753186][ T32] r9:83018205 r8:8579d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 8 printk messages dropped ** [ 1337.753581][ T32] r10:61c88647 r9:8579d400 r8:856104ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.753606][ T32] r4:85610480 [ 1337.753627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.753680][ T32] r10:00000000 r9:85610480 r8:80287e08 r7:ec881e60 r6:85610500 r5:8579d400 [ 1337.753704][ T32] r4:00000001 [ 1337.753725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.753789][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1337.753847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.753901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.753936][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.753971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.753995][ T32] r4:8561c040 [ 1337.754349][ T32] INFO: task kworker/1:861:5896 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.754391][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.754555][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.754614][ T32] Call trace: [ 1337.754646][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.754755][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.754793][ T32] r4:00000000 [ 1337.754815][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.754860][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.754931][ T32] 1d20: e3c98000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.755018][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.777406][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.777488][ T32] r5:80000113 r4:80239bb0 [ 1337.777547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.777633][ T32] r4:82ac21e4 [ 1337.777661][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.777714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.777740][ T32] r4:eb291dc0 [ 1337.777762][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.777812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.777836][ T32] r4:00000000 [ 1337.777858][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.777935][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.777995][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.778083][ T32] r5:00001000 r4:eafbb000 [ 1337.778107][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.778160][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.778210][ T32] r5:853c5f8c r4:853c5c00 [ 1337.778234][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.778306][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.778347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.778403][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.778427][ T32] r4:850f5d80 [ 1337.778471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.778556][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.778584][ T32] r4:00000001 [ 1337.778606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.778649][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1337.778894][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1337.779136][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.779418][ T32] r4:8579e000 ** 4 printk messages dropped ** [ 1337.779694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec855e08 ** 5 printk messages dropped ** [ 1337.780019][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.780348][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.780578][ T32] r10:61c88647 r9:8579e000 r8:856105ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.780947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.782117][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.782452][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1337.782854][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.783104][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.783505][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1337.783844][ T32] INFO: task kworker/1:863:5900 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1337.784267][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000013 r6:ec895d8c r5:8579a400 ** 6 printk messages dropped ** [ 1337.784518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.784694][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.784834][ T32] r5:00001000 r4:ec647000 ** 4 printk messages dropped ** [ 1337.808114][ T32] r7:ddde2d80 r6:83018200 r5:857d638c r4:85610680 ** 1 printk messages dropped ** [ 1337.808271][ T32] r10:61c88647 r9:8579a400 r8:856106ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.808309][ T32] r4:85610680 [ 1337.808332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.808388][ T32] r10:00000000 r9:85610680 r8:80287e08 r7:ec88de60 r6:85610700 r5:8579a400 [ 1337.808413][ T32] r4:00000001 [ 1337.808459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.808531][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1337.808569][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.808602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.808657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.808695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.808745][ T32] r4:8561c980 [ 1337.809537][ T32] INFO: task kworker/1:863:5900 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.809643][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.809727][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.809811][ T32] Call trace: [ 1337.809901][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.809973][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.810013][ T32] r4:00000000 [ 1337.810040][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.810111][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.810169][ T32] 1d20: e454e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.810203][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.810245][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.810299][ T32] r5:80000113 r4:80239bb0 [ 1337.810324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.810397][ T32] r4:82ac21e4 [ 1337.810423][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.810498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.810537][ T32] r4:eb291dc0 [ 1337.810590][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.810668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.810702][ T32] r4:00000000 [ 1337.810725][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.810788][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.810836][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.810896][ T32] r5:00001000 r4:eafbb000 [ 1337.810971][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.811027][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.811119][ T32] r5:853c5f8c r4:853c5c00 [ 1337.811159][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.811241][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.811269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.811424][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.811453][ T32] r4:850f5d80 [ 1337.811475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.811527][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.811551][ T32] r4:00000001 [ 1337.811572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.811612][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.811641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.811698][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.811765][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.811803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.811828][ T32] r4:8484cc40 [ 1337.811853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.811897][ T32] INFO: task kworker/1:864:5901 blocked for more than 464 seconds. [ 1337.811945][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.811998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.812026][ T32] task:kworker/1:864 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.812077][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.812147][ T32] Call trace: [ 1337.812211][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.812297][ T32] r10:8291a684 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:85794800 [ 1337.812327][ T32] r4:85794800 [ 1337.812373][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.812426][ T32] r5:85794800 r4:8291a680 [ 1337.812473][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.812522][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.812596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1337.812630][ T32] r4:00000000 [ 1337.812652][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.812692][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.812754][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.812808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561ccc0 [ 1337.812832][ T32] r4:00000000 [ 1337.812853][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.812928][ T32] r9:83018205 r8:85794800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1337.812956][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.813029][ T32] r5:00001000 r4:ec655000 [ 1337.813053][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.813097][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.813151][ T32] r5:857d5f8c r4:857d5c00 [ 1337.813173][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.813223][ T32] r7:ddde2d80 r6:83018200 r5:857d5f8c r4:85610780 [ 1337.813246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.813299][ T32] r10:61c88647 r9:85794800 r8:856107ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.813347][ T32] r4:85610780 [ 1337.813380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.813436][ T32] r10:00000000 r9:85610780 r8:80287e08 r7:ec895e60 r6:85610800 r5:85794800 [ 1337.813460][ T32] r4:00000001 [ 1337.813481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.813520][ T32] Exception stack(0xec899fb0 to 0xec899ff8) ** 1 printk messages dropped ** [ 1337.813632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.814605][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 5 printk messages dropped ** [ 1337.814936][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 8 printk messages dropped ** [ 1337.827603][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.827900][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.828310][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.828532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.828897][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.829441][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.830048][ T32] r5:00001000 r4:ec66d000 ** 6 printk messages dropped ** [ 1337.830427][ T32] r10:61c88647 r9:8579ec00 r8:856108ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.830745][ T32] Exception stack(0xec89dfb0 to 0xec89dff8) [ 1337.830779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.830814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.830871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.830909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.830933][ T32] r4:8561cd40 [ 1337.831782][ T32] INFO: task kworker/1:865:5903 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.831962][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.832096][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.832201][ T32] Call trace: [ 1337.832239][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.832301][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.832326][ T32] r4:00000000 [ 1337.832348][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.832393][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.832427][ T32] 1d20: e454e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.832466][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.832545][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.832578][ T32] r5:80000113 r4:80239bb0 [ 1337.832601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.832647][ T32] r4:82ac21e4 [ 1337.832718][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.832771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.832796][ T32] r4:eb291dc0 [ 1337.832872][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.832927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.832978][ T32] r4:00000000 [ 1337.833035][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.833093][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.833116][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.833169][ T32] r5:00001000 r4:eafbb000 [ 1337.833191][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.833234][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.833282][ T32] r5:853c5f8c r4:853c5c00 [ 1337.833304][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.833405][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.833462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.833545][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.833574][ T32] r4:850f5d80 [ 1337.833596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.833667][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.833745][ T32] r4:00000001 [ 1337.833776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.833817][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) ** 4 printk messages dropped ** [ 1337.833968][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1337.834155][ T32] task:kworker/1:866 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.834715][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.834961][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.852093][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.852413][ T32] r10:61c88647 r9:857a0c00 r8:856109ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.852673][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) ** 4 printk messages dropped ** [ 1337.852958][ T32] r4:847ea540 ** 5 printk messages dropped ** [ 1337.854142][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1337.854495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.854989][ T32] r5:00001000 r4:eafbb000 ** 8 printk messages dropped ** [ 1337.865965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1337.866186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.866610][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.867070][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.867521][ T32] r9:83018205 r8:857a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 8 printk messages dropped ** [ 1337.867961][ T32] r10:61c88647 r9:857a2400 r8:85610aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.868403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.869641][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1337.869959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.870564][ T32] r5:00001000 r4:eafbb000 ** 1 printk messages dropped ** [ 1337.870637][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.870687][ T32] r5:853c5f8c r4:853c5c00 [ 1337.870709][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.870801][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.870829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.870883][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.870912][ T32] r4:850f5d80 [ 1337.870935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.871011][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.871078][ T32] r4:00000001 [ 1337.871129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.871188][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.871220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.871252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.871282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.871316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.871363][ T32] r4:8484cc40 [ 1337.871390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.871443][ T32] INFO: task kworker/1:868:5909 blocked for more than 464 seconds. [ 1337.871524][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.871554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.871578][ T32] task:kworker/1:868 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.871629][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.871701][ T32] Call trace: [ 1337.871744][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.871800][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000013 r6:ec891d8c r5:857a0000 [ 1337.871826][ T32] r4:857a0000 [ 1337.871847][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.871896][ T32] r5:857a0000 r4:8291a680 [ 1337.871994][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.872068][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.872159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1337.872196][ T32] r4:00000000 [ 1337.872321][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.872366][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.872430][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.872487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ff3c0 [ 1337.872512][ T32] r4:00000000 [ 1337.872534][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.872584][ T32] r9:83018205 r8:857a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1337.872656][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.872709][ T32] r5:00001000 r4:ec69f000 [ 1337.872731][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.872776][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.872826][ T32] r5:857d778c r4:857d7400 [ 1337.872884][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.872939][ T32] r7:ddde2d80 r6:83018200 r5:857d778c r4:85610b80 [ 1337.872962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.873014][ T32] r10:61c88647 r9:857a0000 r8:85610bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.873038][ T32] r4:85610b80 [ 1337.873060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.873137][ T32] r10:00000000 r9:85610b80 r8:80287e08 r7:ec8a1e60 r6:85610c00 r5:857a0000 [ 1337.873169][ T32] r4:00000001 [ 1337.873191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.873255][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1337.873295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.873330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.873360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.873393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.873417][ T32] r4:857ff180 [ 1337.873828][ T32] INFO: task kworker/1:868:5909 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.873928][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.874012][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.874088][ T32] Call trace: [ 1337.874128][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.874196][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.874223][ T32] r4:00000000 [ 1337.874270][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.874345][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.874382][ T32] 1d20: e4a97000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.874416][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.874469][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.874565][ T32] r5:80000113 r4:80239bb0 [ 1337.874591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.874665][ T32] r4:82ac21e4 [ 1337.874691][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.874741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.874790][ T32] r4:eb291dc0 [ 1337.874815][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.874867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.874931][ T32] r4:00000000 [ 1337.874963][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.875090][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.897582][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.897785][ T32] r5:00001000 r4:eafbb000 [ 1337.897823][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.897874][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.897932][ T32] r5:853c5f8c r4:853c5c00 [ 1337.897988][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.898051][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.898098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.898166][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.898193][ T32] r4:850f5d80 [ 1337.898238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.898305][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.898331][ T32] r4:00000001 [ 1337.898377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.898429][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.898463][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.898751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.899432][ T32] r4:857a3000 ** 4 printk messages dropped ** [ 1337.899795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a9e08 ** 8 printk messages dropped ** [ 1337.900264][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.900787][ T32] r10:61c88647 r9:857a3000 r8:85610cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.900899][ T32] r10:00000000 r9:85610c80 r8:80287e08 r7:ec891e60 r6:85610d00 r5:857a3000 [ 1337.900972][ T32] r4:00000001 [ 1337.901023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.901067][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1337.901098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.901155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.901196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.901305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.901335][ T32] r4:857ff380 [ 1337.902191][ T32] INFO: task kworker/1:869:5911 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.902258][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.902437][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.902543][ T32] Call trace: [ 1337.902586][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.902648][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.902700][ T32] r4:00000000 [ 1337.902726][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.902773][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.902806][ T32] 1d20: e4dfd000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.902840][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.902896][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.902928][ T32] r5:80000113 r4:80239bb0 [ 1337.902951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.902998][ T32] r4:82ac21e4 [ 1337.903020][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.903106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.903173][ T32] r4:eb291dc0 [ 1337.903200][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.903251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.903276][ T32] r4:00000000 [ 1337.903297][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.903400][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.903433][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.903482][ T32] r5:00001000 r4:eafbb000 [ 1337.903505][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.903550][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.903648][ T32] r5:853c5f8c r4:853c5c00 [ 1337.903680][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.903738][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.903764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.903843][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.904063][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 6 printk messages dropped ** [ 1337.904367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.904725][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.905018][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.928742][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.929007][ T32] r7:ddde2d80 r6:83018200 r5:857d7b8c r4:85610d80 ** 3 printk messages dropped ** [ 1337.929235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1337.929712][ T32] r4:857ff500 ** 5 printk messages dropped ** [ 1337.930930][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 6 printk messages dropped ** [ 1337.931261][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.931496][ T32] r4:eb291dc0 ** 2 printk messages dropped ** [ 1337.931767][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.932102][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.932506][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.932775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.933134][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.933512][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1337.933778][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1337.934215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.934662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.956442][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1337.956785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1337.957004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.957089][ T32] r4:eb291dc0 [ 1337.957115][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.957172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.957198][ T32] r4:00000000 [ 1337.957220][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.957298][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.957344][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.957473][ T32] r5:00001000 r4:eafbb000 [ 1337.957522][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.957596][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.957673][ T32] r5:853c5f8c r4:853c5c00 [ 1337.957725][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.957810][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.957837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.957893][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.957943][ T32] r4:850f5d80 [ 1337.957968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.958022][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.958077][ T32] r4:00000001 [ 1337.958104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.958151][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1337.958231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.958342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.958389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.958428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.958454][ T32] r4:8484cc40 [ 1337.958479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.958533][ T32] INFO: task kworker/1:872:5917 blocked for more than 464 seconds. [ 1337.958602][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1337.958642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.958666][ T32] task:kworker/1:872 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.958749][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.958806][ T32] Call trace: [ 1337.958875][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1337.958948][ T32] r10:8291a684 r9:ec8c1d84 r8:00000002 r7:60000113 r6:ec8c1d8c r5:84a66000 [ 1337.958977][ T32] r4:84a66000 [ 1337.959025][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1337.959115][ T32] r5:84a66000 r4:8291a680 [ 1337.959140][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.959194][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.959260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 1337.959290][ T32] r4:00000000 [ 1337.959390][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1337.959466][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1337.959542][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.959621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ff900 [ 1337.959663][ T32] r4:00000000 [ 1337.959689][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.959759][ T32] r9:83018205 r8:84a66000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1337.959811][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.959902][ T32] r5:00001000 r4:ec6fd000 [ 1337.959928][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.959974][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.960023][ T32] r5:857cf78c r4:857cf400 [ 1337.960070][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.960126][ T32] r7:ddde2d80 r6:83018200 r5:857cf78c r4:847a9f80 [ 1337.960157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.960212][ T32] r10:61c88647 r9:84a66000 r8:847a9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.960237][ T32] r4:847a9f80 [ 1337.960259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.960311][ T32] r10:00000000 r9:847a9f80 r8:80287e08 r7:ec8a9e60 r6:8576fa80 r5:84a66000 [ 1337.960336][ T32] r4:00000001 [ 1337.960356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.960396][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1337.960426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.960458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.960489][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.960523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.960583][ T32] r4:857ff840 [ 1337.961203][ T32] INFO: task kworker/1:872:5917 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.961245][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.961356][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.961410][ T32] Call trace: [ 1337.961465][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.961526][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.961568][ T32] r4:00000000 [ 1337.961617][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.961666][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.961700][ T32] 1d20: e564e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.961734][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.961762][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.961789][ T32] r5:80000113 r4:80239bb0 [ 1337.961811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.961858][ T32] r4:82ac21e4 [ 1337.961906][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.961961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.961992][ T32] r4:eb291dc0 [ 1337.962014][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.962062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.962111][ T32] r4:00000000 [ 1337.962136][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.962207][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.962235][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.962296][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1337.962583][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1337.962868][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1337.963426][ T32] INFO: task kworker/1:873:5919 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1337.963772][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1337.964241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561cfc0 ** 10 printk messages dropped ** [ 1337.964903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1337.987646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.987682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.987736][ T32] r4:857ff980 [ 1337.988629][ T32] INFO: task kworker/1:873:5919 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1337.988674][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.988803][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.988873][ T32] Call trace: [ 1337.988952][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.989040][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1337.989070][ T32] r4:00000000 [ 1337.989093][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.989139][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1337.989178][ T32] 1d20: e5944000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1337.989212][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1337.989241][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1337.989269][ T32] r5:80000113 r4:80239bb0 [ 1337.989292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.989339][ T32] r4:82ac21e4 [ 1337.989360][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.989410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1337.989435][ T32] r4:eb291dc0 [ 1337.989456][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1337.989505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1337.989580][ T32] r4:00000000 [ 1337.989625][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1337.989683][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1337.989712][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.989796][ T32] r5:00001000 r4:eafbb000 [ 1337.989834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1337.989889][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.989985][ T32] r5:853c5f8c r4:853c5c00 [ 1337.990011][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.990068][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1337.990093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.990202][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.990232][ T32] r4:850f5d80 [ 1337.990254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.990306][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1337.990394][ T32] r4:00000001 [ 1337.990444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1337.990711][ T32] r4:8484cc40 ** 4 printk messages dropped ** [ 1337.990917][ T32] task:kworker/1:874 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.991461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 ** 8 printk messages dropped ** [ 1337.991806][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1337.992223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.992607][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) ** 6 printk messages dropped ** [ 1337.993461][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.994073][ T32] r5:80000113 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.994296][ T32] r4:eb291dc0 ** 6 printk messages dropped ** [ 1337.994684][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1337.994948][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.016473][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.016984][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.017422][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.017867][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.018202][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.018639][ T32] r10:00000000 r9:85716080 r8:80287e08 r7:ec8c9e60 r6:8576fc00 r5:850a8000 ** 7 printk messages dropped ** [ 1338.018995][ T32] r4:857ff0c0 ** 5 printk messages dropped ** [ 1338.020201][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1338.020528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1338.021152][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.021212][ T32] r5:00001000 r4:eafbb000 [ 1338.021259][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.021329][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.021430][ T32] r5:853c5f8c r4:853c5c00 [ 1338.021455][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.021538][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.021566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.021715][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.021768][ T32] r4:850f5d80 [ 1338.021798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.021852][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.021910][ T32] r4:00000001 [ 1338.021937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.021978][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.022034][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.022071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.022101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.022135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.022166][ T32] r4:8484cc40 [ 1338.022188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.022215][ T32] INFO: task kworker/1:876:5924 blocked for more than 464 seconds. [ 1338.022246][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.022272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.022330][ T32] task:kworker/1:876 state:D stack:0 pid:5924 tgid:5924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.022395][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.022466][ T32] Call trace: [ 1338.022559][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.022615][ T32] r10:8291a684 r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:850a8c00 [ 1338.022660][ T32] r4:850a8c00 [ 1338.022712][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.022778][ T32] r5:850a8c00 r4:8291a680 [ 1338.022837][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.022891][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.022983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1338.023017][ T32] r4:00000000 [ 1338.023078][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.023159][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.023275][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.023358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffcc0 [ 1338.023389][ T32] r4:00000000 [ 1338.023414][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.023471][ T32] r9:83018205 r8:850a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1338.023523][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.023580][ T32] r5:00001000 r4:df977000 [ 1338.023679][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.023732][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.023809][ T32] r5:857dcb8c r4:857dc800 [ 1338.023837][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.023892][ T32] r7:ddde2d80 r6:83018200 r5:857dcb8c r4:85716100 [ 1338.023933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.023994][ T32] r10:61c88647 r9:850a8c00 r8:8571612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.024034][ T32] r4:85716100 [ 1338.024061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.024118][ T32] r10:00000000 r9:85716100 r8:80287e08 r7:ec8c9e60 r6:8576fc80 r5:850a8c00 [ 1338.024171][ T32] r4:00000001 [ 1338.024205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.024250][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) [ 1338.024284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.024371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.024433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.024499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.024579][ T32] r4:857ffd00 [ 1338.025018][ T32] INFO: task kworker/1:876:5924 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.043100][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.043259][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.043327][ T32] Call trace: [ 1338.043390][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1338.043674][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 5 printk messages dropped ** [ 1338.043896][ T32] r4:82ac21e4 [ 1338.043921][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.043971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.043997][ T32] r4:eb291dc0 [ 1338.044019][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.044137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.044197][ T32] r4:00000000 [ 1338.044249][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.044314][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.044338][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.044386][ T32] r5:00001000 r4:eafbb000 [ 1338.044411][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.044456][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.044504][ T32] r5:853c5f8c r4:853c5c00 [ 1338.044550][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.044609][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.044658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.044739][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.044793][ T32] r4:850f5d80 [ 1338.044818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.044929][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.044963][ T32] r4:00000001 [ 1338.044987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.045030][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.051997][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.052075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.052225][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1338.052470][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1338.052728][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1338.053201][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.053473][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.053758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1338.053892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.053998][ T32] r10:00000000 r9:85716180 r8:80287e08 r7:ec8c9e60 r6:8576fd00 r5:850a9800 [ 1338.054085][ T32] r4:00000001 [ 1338.054109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.054181][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1338.054216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.054250][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.054281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.054315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.054362][ T32] r4:857ffd40 [ 1338.067624][ T32] INFO: task kworker/1:877:5927 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.067756][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.067883][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.067979][ T32] Call trace: [ 1338.068053][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.068152][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.068185][ T32] r4:00000000 [ 1338.068208][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.068253][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.068303][ T32] 1d20: e6406000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.068368][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.068401][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.068437][ T32] r5:80000113 r4:80239bb0 [ 1338.068489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.068614][ T32] r4:82ac21e4 [ 1338.068664][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.068742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.068770][ T32] r4:eb291dc0 [ 1338.068816][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.068869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.068932][ T32] r4:00000000 [ 1338.068958][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.069037][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1338.069160][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1338.069383][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1338.069610][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 7 printk messages dropped ** [ 1338.070096][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1338.070406][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.070730][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.071067][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1338.071366][ T32] r5:857ddb8c r4:857dd800 ** 3 printk messages dropped ** [ 1338.071589][ T32] r10:61c88647 r9:850aa400 r8:8571622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.071900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.072884][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.072999][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.073236][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1338.073534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 6 printk messages dropped ** [ 1338.073952][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.074311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.074717][ T32] r4:8484cc40 ** 3 printk messages dropped ** [ 1338.074822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.098337][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.098697][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.099114][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.099455][ T32] r10:00000000 r9:85716280 r8:80287e08 r7:ec8e1e60 r6:8576fe00 r5:850ab000 ** 9 printk messages dropped ** [ 1338.100719][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.101262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1338.101469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.101495][ T32] r4:eb291dc0 [ 1338.101517][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.101571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.101623][ T32] r4:00000000 [ 1338.101674][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.101731][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.101755][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.101802][ T32] r5:00001000 r4:eafbb000 [ 1338.101823][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.101878][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.101932][ T32] r5:853c5f8c r4:853c5c00 [ 1338.101954][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.102006][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.102109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.102196][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.102242][ T32] r4:850f5d80 [ 1338.102266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.102363][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.102393][ T32] r4:00000001 [ 1338.102470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.102546][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.102579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.102674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.102713][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.102755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.102782][ T32] r4:8484cc40 [ 1338.102805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.102834][ T32] INFO: task kworker/1:880:5933 blocked for more than 464 seconds. [ 1338.102869][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.102925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.102980][ T32] task:kworker/1:880 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.103092][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.103155][ T32] Call trace: [ 1338.103194][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.103252][ T32] r10:8291a684 r9:ec8edd84 r8:00000002 r7:60000013 r6:ec8edd8c r5:850ac800 [ 1338.103278][ T32] r4:850ac800 [ 1338.103299][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.103347][ T32] r5:850ac800 r4:8291a680 [ 1338.103369][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.103425][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.103480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ede08 [ 1338.103505][ T32] r4:00000000 [ 1338.103527][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.103592][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.103645][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.103722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2680 [ 1338.103781][ T32] r4:00000000 [ 1338.103806][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.103858][ T32] r9:83018205 r8:850ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.103881][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.103930][ T32] r5:00001000 r4:eb897000 [ 1338.103953][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.103998][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.104084][ T32] r5:857deb8c r4:857de800 [ 1338.104110][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.104167][ T32] r7:ddde2d80 r6:83018200 r5:857deb8c r4:85716300 [ 1338.104192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.104273][ T32] r10:61c88647 r9:850ac800 r8:8571632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.104301][ T32] r4:85716300 [ 1338.104347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.104426][ T32] r10:00000000 r9:85716300 r8:80287e08 r7:ec8e1e60 r6:8576fe80 r5:850ac800 [ 1338.104478][ T32] r4:00000001 [ 1338.104503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1338.104683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.128418][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.128557][ T32] Call trace: [ 1338.128664][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.128733][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.128765][ T32] r4:00000000 [ 1338.128790][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.128866][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.128957][ T32] 1d20: e6cf6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.128996][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.129026][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.129054][ T32] r5:80000113 r4:80239bb0 [ 1338.129101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.129158][ T32] r4:82ac21e4 [ 1338.129181][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.129255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.129287][ T32] r4:eb291dc0 [ 1338.129335][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.129450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.129479][ T32] r4:00000000 [ 1338.129502][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.129655][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.129686][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.129737][ T32] r5:00001000 r4:eafbb000 [ 1338.129784][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.129833][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.129883][ T32] r5:853c5f8c r4:853c5c00 [ 1338.129909][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.130069][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.130438][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.130939][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.131368][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.131818][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.132131][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.132185][ T32] r5:857de38c r4:857de000 [ 1338.132207][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.132259][ T32] r7:ddde2d80 r6:83018200 r5:857de38c r4:85716380 [ 1338.132296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.132352][ T32] r10:61c88647 r9:850ad400 r8:857163ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.132377][ T32] r4:85716380 [ 1338.132423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.132497][ T32] r10:00000000 r9:85716380 r8:80287e08 r7:ec8ede60 r6:8576ff00 r5:850ad400 [ 1338.132525][ T32] r4:00000001 [ 1338.132548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.132588][ T32] Exception stack(0xec8f1fb0 to 0xec8f1ff8) [ 1338.132621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.132653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.132683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.132753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.132806][ T32] r4:856f2040 [ 1338.133410][ T32] INFO: task kworker/1:881:5934 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.133470][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.133588][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.133637][ T32] Call trace: [ 1338.133669][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.133729][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.133755][ T32] r4:00000000 [ 1338.133776][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.133819][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.133852][ T32] 1d20: e6cf6000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.133927][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.133961][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.133991][ T32] r5:80000113 r4:80239bb0 [ 1338.134038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.134094][ T32] r4:82ac21e4 [ 1338.134116][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.134171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.134196][ T32] r4:eb291dc0 [ 1338.134217][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1338.134363][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.134650][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1338.134914][ T32] r4:850f5d80 ** 3 printk messages dropped ** [ 1338.135071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.144116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.144596][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1338.144989][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.160511][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.161104][ T32] r10:00000000 r9:85716400 r8:80287e08 r7:ec8ede60 r6:8576ff80 r5:850abc00 ** 7 printk messages dropped ** [ 1338.161437][ T32] r4:856f2340 ** 5 printk messages dropped ** [ 1338.162731][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1338.163159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1338.163659][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1338.164019][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.164370][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.164729][ T32] task:kworker/1:883 state:D stack:0 pid:5940 tgid:5940 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.174490][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.174922][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.178115][ T32] r10:00000000 r9:85716480 r8:80287e08 r7:ec8ede60 r6:8534a000 r5:850aec00 ** 7 printk messages dropped ** [ 1338.178461][ T32] r4:856f2540 ** 3 printk messages dropped ** [ 1338.179493][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.179848][ T32] 1d20: e7120000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.179888][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.179925][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.179953][ T32] r5:80000113 r4:80239bb0 [ 1338.179975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.180023][ T32] r4:82ac21e4 [ 1338.180057][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.180122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.180156][ T32] r4:eb291dc0 [ 1338.180179][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.180244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.180283][ T32] r4:00000000 [ 1338.180308][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.180428][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.180455][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.180525][ T32] r5:00001000 r4:eafbb000 [ 1338.180574][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.180644][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.180696][ T32] r5:853c5f8c r4:853c5c00 [ 1338.180740][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.180797][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.180820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.180874][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.180917][ T32] r4:850f5d80 [ 1338.180964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.181020][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.181044][ T32] r4:00000001 [ 1338.181096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.181141][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.181197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.181247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.181311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.181348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.181373][ T32] r4:8484cc40 [ 1338.181409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.181459][ T32] INFO: task kworker/1:884:5942 blocked for more than 464 seconds. [ 1338.181504][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.181531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.181553][ T32] task:kworker/1:884 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.181677][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.181767][ T32] Call trace: [ 1338.181847][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.181911][ T32] r10:8291a684 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:84a65400 [ 1338.181943][ T32] r4:84a65400 [ 1338.182000][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.182086][ T32] r5:84a65400 r4:8291a680 [ 1338.182113][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.182172][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.182224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1338.182270][ T32] r4:00000000 [ 1338.182296][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.182337][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.182376][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.182423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2880 [ 1338.182469][ T32] r4:00000000 [ 1338.182517][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.182598][ T32] r9:83018205 r8:84a65400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1338.182624][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.182674][ T32] r5:00001000 r4:eb8ed000 [ 1338.182695][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.182738][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.182784][ T32] r5:857df38c r4:857df000 ** 2 printk messages dropped ** [ 1338.182878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.183313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.184133][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 1 printk messages dropped ** [ 1338.184185][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.184258][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.184370][ T32] 1d20: e7120000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.184431][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.184512][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.184543][ T32] r5:80000113 r4:80239bb0 [ 1338.184608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.184659][ T32] r4:82ac21e4 [ 1338.184681][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.184731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.184822][ T32] r4:eb291dc0 [ 1338.184847][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.184925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.184953][ T32] r4:00000000 [ 1338.184974][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.185038][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.185129][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.204709][ T32] r5:00001000 r4:eafbb000 [ 1338.204774][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.204847][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.204898][ T32] r5:853c5f8c r4:853c5c00 [ 1338.204923][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.204978][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.205001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.205457][ T32] r4:850f5d80 ** 2 printk messages dropped ** [ 1338.205572][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.205985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.206301][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.206576][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.207182][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.207454][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.207533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.207607][ T32] r10:61c88647 r9:85741800 r8:857165ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.207678][ T32] r4:85716580 [ 1338.207704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.207758][ T32] r10:00000000 r9:85716580 r8:80287e08 r7:ec901e60 r6:8534a100 r5:85741800 [ 1338.207782][ T32] r4:00000001 [ 1338.207803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.207843][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1338.207899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.207969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.208024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.208062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.208142][ T32] r4:856f2840 [ 1338.209038][ T32] INFO: task kworker/1:885:5945 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.209082][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.209197][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.209310][ T32] Call trace: [ 1338.209345][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.209405][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.209431][ T32] r4:00000000 [ 1338.209452][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.209520][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.209586][ T32] 1d20: e760e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.209622][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.209736][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.209796][ T32] r5:80000113 r4:80239bb0 [ 1338.209909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.209965][ T32] r4:82ac21e4 [ 1338.209989][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.210060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.210106][ T32] r4:eb291dc0 [ 1338.210152][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.210211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.210236][ T32] r4:00000000 [ 1338.210257][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.210332][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.210359][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.210408][ T32] r5:00001000 r4:eafbb000 [ 1338.210511][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.210558][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.210606][ T32] r5:853c5f8c r4:853c5c00 [ 1338.210648][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.210705][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.210728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.210782][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.210850][ T32] r4:850f5d80 [ 1338.210875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.210955][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.210985][ T32] r4:00000001 [ 1338.211007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.211087][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.211119][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.211414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.211920][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.212440][ T32] r5:00001000 r4:eb96d000 ** 1 printk messages dropped ** [ 1338.212509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.212818][ T32] r10:00000000 r9:85716600 r8:80287e08 r7:ec90de60 r6:8534a180 r5:85740000 ** 9 printk messages dropped ** [ 1338.213564][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.214421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 9 printk messages dropped ** [ 1338.214879][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.251345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.251705][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1338.251987][ T32] Call trace: [ 1338.252024][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.252084][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000013 r6:ec8f5d8c r5:857a6000 [ 1338.252128][ T32] r4:857a6000 [ 1338.252164][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.252215][ T32] r5:857a6000 r4:8291a680 [ 1338.252274][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.252322][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.252373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1338.252397][ T32] r4:00000000 [ 1338.252432][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.252479][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.252522][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.252591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2dc0 [ 1338.252619][ T32] r4:00000000 [ 1338.252641][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.252695][ T32] r9:83018205 r8:857a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1338.252718][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.252800][ T32] r5:00001000 r4:ebad5000 [ 1338.252826][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.252892][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.252949][ T32] r5:857dc78c r4:857dc400 [ 1338.252970][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.253021][ T32] r7:ddde2d80 r6:83018200 r5:857dc78c r4:85716680 [ 1338.253043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.253116][ T32] r10:61c88647 r9:857a6000 r8:857166ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.253150][ T32] r4:85716680 [ 1338.253192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.253249][ T32] r10:00000000 r9:85716680 r8:80287e08 r7:ec911e60 r6:85716700 r5:857a6000 [ 1338.253306][ T32] r4:00000001 [ 1338.253330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.253392][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1338.253424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.253456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.253498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.253535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.253559][ T32] r4:856f2640 [ 1338.254464][ T32] INFO: task kworker/1:887:5948 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.254508][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.254855][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.261815][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff ** 7 printk messages dropped ** [ 1338.262249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1338.262702][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1338.262962][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.263201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.263709][ T32] r10:8291a684 r9:ec915d84 r8:00000002 r7:60000113 r6:ec915d8c r5:857a6c00 ** 8 printk messages dropped ** [ 1338.264075][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.264380][ T32] r5:00001000 r4:ebab9000 ** 5 printk messages dropped ** [ 1338.264682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.275666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.276907][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.277215][ T32] 1d20: e81bd000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1338.277583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 7 printk messages dropped ** [ 1338.277937][ T32] r5:853c5f8c r4:853c5c00 ** 5 printk messages dropped ** [ 1338.278260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.278709][ T32] r4:8484cc40 ** 5 printk messages dropped ** [ 1338.278995][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.279476][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.279872][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.280297][ T32] r10:61c88647 r9:857a5400 r8:857168ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.280612][ T32] Exception stack(0xec8b9fb0 to 0xec8b9ff8) [ 1338.280645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.280680][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.280732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.280777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.280825][ T32] r4:856f2cc0 [ 1338.281306][ T32] INFO: task kworker/1:889:5951 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.281349][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.281481][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.281537][ T32] Call trace: [ 1338.281592][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.281659][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.281686][ T32] r4:00000000 [ 1338.281721][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.281768][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.281802][ T32] 1d20: e81bd000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.281836][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.281888][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.281927][ T32] r5:80000113 r4:80239bb0 [ 1338.281972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.282024][ T32] r4:82ac21e4 [ 1338.282065][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.282120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.282152][ T32] r4:eb291dc0 [ 1338.282175][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.282276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.282309][ T32] r4:00000000 [ 1338.282333][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.282388][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.282412][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.282464][ T32] r5:00001000 r4:eafbb000 [ 1338.282488][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.282533][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.282608][ T32] r5:853c5f8c r4:853c5c00 [ 1338.282641][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.282696][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.282741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.282801][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.282851][ T32] r4:850f5d80 [ 1338.282932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.282995][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.283070][ T32] r4:00000001 [ 1338.283134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.283200][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.283264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.283329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.283391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.283479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.283510][ T32] r4:8484cc40 [ 1338.283555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.283587][ T32] INFO: task kworker/1:890:5953 blocked for more than 464 seconds. [ 1338.283639][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.283679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.283733][ T32] task:kworker/1:890 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.283814][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.283878][ T32] Call trace: [ 1338.283924][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.283982][ T32] r10:8291a684 r9:ec919d84 r8:00000002 r7:60000013 r6:ec919d8c r5:857a4800 [ 1338.284008][ T32] r4:857a4800 [ 1338.284031][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.284100][ T32] r5:857a4800 r4:8291a680 [ 1338.284172][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.284241][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.284297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec919e08 [ 1338.284323][ T32] r4:00000000 [ 1338.284367][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.284412][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.284452][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.284523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6580 [ 1338.284615][ T32] r4:00000000 [ 1338.284646][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.284699][ T32] r9:83018205 r8:857a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1338.284724][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.284772][ T32] r5:00001000 r4:ebb83000 [ 1338.284794][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.284880][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.284933][ T32] r5:857e538c r4:857e5000 [ 1338.284956][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.285010][ T32] r7:ddde2d80 r6:83018200 r5:857e538c r4:85716980 [ 1338.285035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.285130][ T32] r10:61c88647 r9:857a4800 r8:857169ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.305609][ T32] r4:85716980 [ 1338.305719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.305802][ T32] r10:00000000 r9:85716980 r8:80287e08 r7:ec8b9e60 r6:85716a00 r5:857a4800 [ 1338.305870][ T32] r4:00000001 [ 1338.305896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.305941][ T32] Exception stack(0xec919fb0 to 0xec919ff8) [ 1338.305974][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.306006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.306099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.306137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.306188][ T32] r4:856f2bc0 [ 1338.307133][ T32] INFO: task kworker/1:890:5953 is blocked on a mutex likely owned by task kworker/1:480:4781. ** 2 printk messages dropped ** [ 1338.307343][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.307635][ T32] 1d20: e858c000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1338.308097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1338.308605][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 3 printk messages dropped ** [ 1338.308806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.309280][ T32] r4:8484cc40 ** 1 printk messages dropped ** [ 1338.309361][ T32] INFO: task kworker/1:891:5957 blocked for more than 464 seconds. [ 1338.309424][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.309483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.309515][ T32] task:kworker/1:891 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.309622][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.310023][ T32] r4:857a1800 ** 4 printk messages dropped ** [ 1338.310251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 ** 6 printk messages dropped ** [ 1338.310624][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.310960][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.311504][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.311751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1338.312776][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1338.313224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 ** 7 printk messages dropped ** [ 1338.313515][ T32] r5:00001000 r4:eafbb000 ** 4 printk messages dropped ** [ 1338.313855][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1338.314027][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 ** 9 printk messages dropped ** [ 1338.314417][ T32] INFO: task kworker/1:892:5958 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.314921][ T32] r4:85733c00 ** 4 printk messages dropped ** [ 1338.345510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 ** 9 printk messages dropped ** [ 1338.346017][ T32] r5:00001000 r4:ebb4b000 ** 5 printk messages dropped ** [ 1338.346354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.346921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.348334][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.348727][ T32] 1d20: e8b4d000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1338.349315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1338.349916][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.350220][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1338.350391][ T32] r4:8484cc40 [ 1338.350416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.350447][ T32] INFO: task kworker/1:893:5959 blocked for more than 464 seconds. [ 1338.350482][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.350510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.350573][ T32] task:kworker/1:893 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.350647][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.350818][ T32] Call trace: [ 1338.350862][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.350924][ T32] r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000113 r6:ec91dd8c r5:85796000 [ 1338.350970][ T32] r4:85796000 [ 1338.350996][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.351098][ T32] r5:85796000 r4:8291a680 [ 1338.351151][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.351242][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.351296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1338.351320][ T32] r4:00000000 [ 1338.351362][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.351447][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.351490][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.351538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6340 [ 1338.351562][ T32] r4:00000000 [ 1338.351604][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.351662][ T32] r9:83018205 r8:85796000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1338.351686][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.351761][ T32] r5:00001000 r4:ebb63000 [ 1338.351808][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.351856][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.351942][ T32] r5:857e4b8c r4:857e4800 [ 1338.351980][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.352038][ T32] r7:ddde2d80 r6:83018200 r5:857e4b8c r4:85716c80 [ 1338.352065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.352118][ T32] r10:61c88647 r9:85796000 r8:85716cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.352148][ T32] r4:85716c80 [ 1338.352171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.352223][ T32] r10:00000000 r9:85716c80 r8:80287e08 r7:ec919e60 r6:85716d00 r5:85796000 [ 1338.352262][ T32] r4:00000001 [ 1338.352287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.352327][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1338.352381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.352441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.352506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.352547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.352572][ T32] r4:852d6140 [ 1338.353051][ T32] INFO: task kworker/1:893:5959 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.353092][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.353161][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.353227][ T32] Call trace: [ 1338.353302][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.353373][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 3 printk messages dropped ** [ 1338.353532][ T32] 1d20: e8b4d000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1338.354008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1338.354436][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 5 printk messages dropped ** [ 1338.354684][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.354905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.376467][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.376881][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.377222][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.377748][ T32] r7:ddde2d80 r6:83018200 r5:857e578c r4:85716d80 ** 5 printk messages dropped ** [ 1338.378046][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.378379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.379799][ T32] Exception stack(0xeb291d28 to 0xeb291d70) ** 4 printk messages dropped ** [ 1338.380000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1338.380272][ T32] r4:00000000 [ 1338.380318][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.380374][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.380411][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.380461][ T32] r5:00001000 r4:eafbb000 [ 1338.380504][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.380556][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.380603][ T32] r5:853c5f8c r4:853c5c00 [ 1338.380624][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.380678][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.380701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.380755][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.380779][ T32] r4:850f5d80 [ 1338.380800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.380874][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.380965][ T32] r4:00000001 [ 1338.381011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.381083][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.381116][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.381173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.381226][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.381264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.381310][ T32] r4:8484cc40 [ 1338.381341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.381371][ T32] INFO: task kworker/1:895:5964 blocked for more than 464 seconds. [ 1338.381405][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.381432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.381454][ T32] task:kworker/1:895 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.381502][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.381544][ T32] Call trace: [ 1338.381575][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.381628][ T32] r10:8291a684 r9:ec931d84 r8:00000002 r7:60000113 r6:ec931d8c r5:857a8c00 [ 1338.381653][ T32] r4:857a8c00 [ 1338.381674][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.381721][ T32] r5:857a8c00 r4:8291a680 [ 1338.381742][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.381785][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.381854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1338.381883][ T32] r4:00000000 [ 1338.381917][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.381968][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.382024][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.382087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6980 [ 1338.382129][ T32] r4:00000000 [ 1338.382160][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.382216][ T32] r9:83018205 r8:857a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1338.382263][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.382339][ T32] r5:00001000 r4:ec741000 [ 1338.382365][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.382424][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.382510][ T32] r5:857e5f8c r4:857e5c00 [ 1338.382567][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.382650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.383079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.383850][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 8 printk messages dropped ** [ 1338.384246][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.384458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1338.384952][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.411101][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.411523][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.411923][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.412415][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.412543][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.412600][ T32] r5:857e4f8c r4:857e4c00 [ 1338.412623][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.412676][ T32] r7:ddde2d80 r6:83018200 r5:857e4f8c r4:85768000 [ 1338.412711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.412768][ T32] r10:61c88647 r9:857a9800 r8:8576802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.412792][ T32] r4:85768000 [ 1338.412813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.412885][ T32] r10:00000000 r9:85768000 r8:80287e08 r7:ec931e60 r6:85768080 r5:857a9800 [ 1338.412927][ T32] r4:00000001 [ 1338.412963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.413006][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1338.413058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.413142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.413181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.413215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.413238][ T32] r4:852d6a80 [ 1338.414099][ T32] INFO: task kworker/1:896:5966 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.414156][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.414261][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.414338][ T32] Call trace: [ 1338.414377][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.414486][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.414516][ T32] r4:00000000 [ 1338.414537][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.414604][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.414669][ T32] 1d20: e973e000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.414708][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.414738][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.414765][ T32] r5:80000113 r4:80239bb0 [ 1338.414787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.414855][ T32] r4:82ac21e4 [ 1338.414881][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.414932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.414957][ T32] r4:eb291dc0 [ 1338.414998][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.415151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.432283][ T32] r4:00000000 [ 1338.432333][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.432512][ T32] r5:00001000 r4:eafbb000 ** 6 printk messages dropped ** [ 1338.432824][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.433148][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.433599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1338.434092][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.434413][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.434682][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.434965][ T32] r10:00000000 r9:85768100 r8:80287e08 r7:ec931e60 r6:85768180 r5:857aa400 ** 9 printk messages dropped ** [ 1338.443208][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.443748][ T32] r5:80000113 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.444125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 11 printk messages dropped ** [ 1338.444665][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.444973][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.455822][ T32] task:kworker/1:898 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.456538][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.456901][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.457199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.457283][ T32] r10:00000000 r9:85768200 r8:80287e08 r7:ec939e60 r6:85768280 r5:857ab000 [ 1338.457309][ T32] r4:00000001 [ 1338.457352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.457420][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 1338.457480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.457526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.457561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.457616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.457656][ T32] r4:852d6a40 [ 1338.458506][ T32] INFO: task kworker/1:898:5970 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.458547][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.458634][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.458705][ T32] Call trace: [ 1338.458760][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.458824][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.458851][ T32] r4:00000000 [ 1338.458872][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.458919][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.458952][ T32] 1d20: ea0c7000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.458986][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.459014][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.459060][ T32] r5:80000113 r4:80239bb0 [ 1338.459085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.459146][ T32] r4:82ac21e4 [ 1338.459183][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.459258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.459288][ T32] r4:eb291dc0 [ 1338.459310][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.459359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.459384][ T32] r4:00000000 [ 1338.459428][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.459484][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.459507][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.459606][ T32] r5:00001000 r4:eafbb000 [ 1338.459686][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.459735][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.459792][ T32] r5:853c5f8c r4:853c5c00 [ 1338.459815][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.459880][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.459933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.459991][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.460016][ T32] r4:850f5d80 [ 1338.460037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.460090][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.460114][ T32] r4:00000001 [ 1338.460182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.460229][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.460259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.460302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.460336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.460370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.460396][ T32] r4:8484cc40 [ 1338.460418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.460464][ T32] INFO: task kworker/1:899:5972 blocked for more than 464 seconds. [ 1338.460499][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.460525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.460547][ T32] task:kworker/1:899 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.460644][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.460698][ T32] Call trace: [ 1338.460743][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.460799][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000113 r6:ec941d8c r5:857abc00 [ 1338.460823][ T32] r4:857abc00 [ 1338.460852][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.460902][ T32] r5:857abc00 r4:8291a680 [ 1338.460923][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.461029][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.461086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [ 1338.461131][ T32] r4:00000000 [ 1338.461160][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.461210][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.461253][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.461301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d6d80 [ 1338.461325][ T32] r4:00000000 [ 1338.461346][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.461418][ T32] r9:83018205 r8:857abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1338.461450][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.461500][ T32] r5:00001000 r4:ec779000 [ 1338.461556][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.461617][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.461690][ T32] r5:857e6b8c r4:857e6800 [ 1338.461729][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.461799][ T32] r7:ddde2d80 r6:83018200 r5:857e6b8c r4:85768300 [ 1338.461825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.461889][ T32] r10:61c88647 r9:857abc00 r8:8576832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.461916][ T32] r4:85768300 [ 1338.461938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.462012][ T32] r10:00000000 r9:85768300 r8:80287e08 r7:ec939e60 r6:85768380 r5:857abc00 [ 1338.462061][ T32] r4:00000001 [ 1338.462086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.462169][ T32] Exception stack(0xec941fb0 to 0xec941ff8) [ 1338.462204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.462257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.462324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.463327][ T32] 1d20: ea0c7000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1338.463809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1338.464201][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 4 printk messages dropped ** [ 1338.464391][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.464427][ T32] r4:00000001 [ 1338.464473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.464517][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.464556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.464613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.464651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.464686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.464710][ T32] r4:8484cc40 [ 1338.464731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.464758][ T32] INFO: task kworker/1:900:5975 blocked for more than 464 seconds. [ 1338.464800][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.464836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.464884][ T32] task:kworker/1:900 state:D stack:0 pid:5975 tgid:5975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.464938][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.465002][ T32] Call trace: [ 1338.465116][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.485714][ T32] r10:8291a684 r9:ec945d84 r8:00000002 r7:60000013 r6:ec945d8c r5:857ac800 [ 1338.485770][ T32] r4:857ac800 [ 1338.485796][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.485887][ T32] r5:857ac800 r4:8291a680 [ 1338.485938][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.486009][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.486090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 [ 1338.486123][ T32] r4:00000000 [ 1338.486170][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.486214][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.486269][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.486372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ed000 [ 1338.486428][ T32] r4:00000000 [ 1338.486453][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.486507][ T32] r9:83018205 r8:857ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1338.486532][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.486583][ T32] r5:00001000 r4:ec7a3000 [ 1338.486605][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.486648][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.486695][ T32] r5:857e738c r4:857e7000 [ 1338.486739][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.486806][ T32] r7:ddde2d80 r6:83018200 r5:857e738c r4:85768400 [ 1338.486851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.486918][ T32] r10:61c88647 r9:857ac800 r8:8576842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.486967][ T32] r4:85768400 [ 1338.486999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.487091][ T32] r10:00000000 r9:85768400 r8:80287e08 r7:ec941e60 r6:85768480 r5:857ac800 ** 4 printk messages dropped ** [ 1338.487329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.488493][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.488747][ T32] 1d20: ea5a1000 eafa9000 00000001 80239b98 7f439000 00000001 ** 9 printk messages dropped ** [ 1338.489253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 ** 9 printk messages dropped ** [ 1338.489760][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 ** 6 printk messages dropped ** [ 1338.490108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.490454][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1338.490769][ T32] r10:8291a684 r9:ec949d84 r8:00000002 r7:60000113 r6:ec949d8c r5:857ad400 ** 8 printk messages dropped ** [ 1338.491223][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.491713][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.492050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.492409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.493256][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 ** 7 printk messages dropped ** [ 1338.493658][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1338.494263][ T32] r5:853c5f8c r4:853c5c00 ** 4 printk messages dropped ** [ 1338.494547][ T32] r4:850f5d80 ** 5 printk messages dropped ** [ 1338.494779][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.528390][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.528525][ T32] Call trace: [ 1338.528563][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.528629][ T32] r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000113 r6:ec94dd8c r5:857ae000 [ 1338.528656][ T32] r4:857ae000 [ 1338.528679][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.528728][ T32] r5:857ae000 r4:8291a680 [ 1338.528761][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.528809][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.528880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 [ 1338.528919][ T32] r4:00000000 [ 1338.528951][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.528994][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.529078][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.529151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2f80 [ 1338.529202][ T32] r4:00000000 [ 1338.529227][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.529282][ T32] r9:83018205 r8:857ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1338.529320][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.529393][ T32] r5:00001000 r4:ec795000 [ 1338.529424][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.529469][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.529554][ T32] r5:857e438c r4:857e4000 [ 1338.529614][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.529675][ T32] r7:ddde2d80 r6:83018200 r5:857e438c r4:85768600 [ 1338.529710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.529772][ T32] r10:61c88647 r9:857ae000 r8:8576862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.529797][ T32] r4:85768600 [ 1338.529818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.529870][ T32] r10:00000000 r9:85768600 r8:80287e08 r7:ec945e60 r6:85768680 r5:857ae000 [ 1338.529899][ T32] r4:00000001 [ 1338.529942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.530035][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) [ 1338.530070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.530112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.530150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.530184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.530208][ T32] r4:856f2ec0 [ 1338.531149][ T32] INFO: task kworker/1:902:5978 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.531220][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.531320][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.531392][ T32] Call trace: [ 1338.531453][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.531517][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.531543][ T32] r4:00000000 [ 1338.531564][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.531608][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.531640][ T32] 1d20: eaeb8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.531673][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.531711][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.531742][ T32] r5:80000113 r4:80239bb0 [ 1338.531764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.531810][ T32] r4:82ac21e4 [ 1338.531841][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.531898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.531935][ T32] r4:eb291dc0 [ 1338.531960][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.532009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.532055][ T32] r4:00000000 [ 1338.532080][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.532132][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.532160][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.532230][ T32] r5:00001000 r4:eafbb000 [ 1338.532260][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.532327][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.532379][ T32] r5:853c5f8c r4:853c5c00 [ 1338.532401][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.532477][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:850f5d80 [ 1338.532505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.532582][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.532616][ T32] r4:850f5d80 [ 1338.532637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.532689][ T32] r10:00000000 r9:850f5d80 r8:80287e08 r7:eb28de60 r6:850f5e00 r5:8533bc00 [ 1338.532723][ T32] r4:00000001 [ 1338.532769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532812][ T32] Exception stack(0xeb291fb0 to 0xeb291ff8) [ 1338.532842][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.532875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.532935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.532982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.533008][ T32] r4:8484cc40 [ 1338.533032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.533072][ T32] INFO: task kworker/1:903:5980 blocked for more than 464 seconds. [ 1338.533104][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.533151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.533179][ T32] task:kworker/1:903 state:D stack:0 pid:5980 tgid:5980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.533250][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.533297][ T32] Call trace: [ 1338.533330][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.533407][ T32] r10:8291a684 r9:ec951d84 r8:00000002 r7:60000113 r6:ec951d8c r5:857aec00 [ 1338.533435][ T32] r4:857aec00 [ 1338.533457][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.533505][ T32] r5:857aec00 r4:8291a680 [ 1338.533539][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.533612][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.533677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec951e08 [ 1338.533708][ T32] r4:00000000 [ 1338.533763][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.533814][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.533875][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1338.534164][ T32] r5:00001000 r4:ec7d1000 ** 1 printk messages dropped ** [ 1338.534250][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.534485][ T32] r10:61c88647 r9:857aec00 r8:8576872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.534509][ T32] r4:85768700 [ 1338.534530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.534581][ T32] r10:00000000 r9:85768700 r8:80287e08 r7:ec945e60 r6:85768780 r5:857aec00 [ 1338.534606][ T32] r4:00000001 [ 1338.534626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.534665][ T32] Exception stack(0xec951fb0 to 0xec951ff8) [ 1338.534717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.534770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.534825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.534864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.534891][ T32] r4:856ed300 [ 1338.546665][ T32] INFO: task kworker/1:903:5980 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.546761][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.546858][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.546936][ T32] Call trace: [ 1338.547003][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.547163][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.547203][ T32] r4:00000000 [ 1338.547248][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.547300][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.547334][ T32] 1d20: eaeb8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.547367][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.547417][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.547449][ T32] r5:80000113 r4:80239bb0 [ 1338.547491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1338.548014][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.548395][ T32] r4:850f5d80 ** 5 printk messages dropped ** [ 1338.548648][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.548919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.549494][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.549823][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.549867][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.549921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ed440 [ 1338.549948][ T32] r4:00000000 [ 1338.549976][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.550032][ T32] r9:83018205 r8:857b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1338.550058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.550110][ T32] r5:00001000 r4:ec95b000 [ 1338.550169][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.550224][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.550275][ T32] r5:857e7f8c r4:857e7c00 [ 1338.550298][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.550351][ T32] r7:ddde2d80 r6:83018200 r5:857e7f8c r4:85768800 [ 1338.550376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.550430][ T32] r10:61c88647 r9:857b0000 r8:8576882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.550483][ T32] r4:85768800 [ 1338.550511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.550565][ T32] r10:00000000 r9:85768800 r8:80287e08 r7:ec951e60 r6:85768880 r5:857b0000 [ 1338.550601][ T32] r4:00000001 [ 1338.550648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.550695][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1338.550729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.550763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.550826][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.550867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.550911][ T32] r4:856ed1c0 [ 1338.551471][ T32] INFO: task kworker/1:904:5983 is blocked on a mutex likely owned by task kworker/1:480:4781. [ 1338.551521][ T32] task:kworker/1:480 state:R running task stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.551623][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.551685][ T32] Call trace: [ 1338.551720][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.551787][ T32] r10:82ac21c4 r9:8533bc00 r8:80200be4 r7:eb291d5c r6:ffffffff r5:8533bc00 [ 1338.551817][ T32] r4:00000000 [ 1338.551862][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.551943][ T32] Exception stack(0xeb291d28 to 0xeb291d70) [ 1338.551984][ T32] 1d20: eaeb8000 eafa9000 00000001 80239b98 7f439000 00000001 [ 1338.552064][ T32] 1d40: 82ac15a0 7f439000 eafa9000 8280c928 82ac21c4 eb291da4 eb291da8 eb291d78 [ 1338.552126][ T32] 1d60: 80230ad0 80239bb0 80000113 ffffffff [ 1338.552173][ T32] r5:80000113 r4:80239bb0 [ 1338.552199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.552249][ T32] r4:82ac21e4 [ 1338.552275][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.552329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:eb291dc0 r5:eb291e08 [ 1338.552387][ T32] r4:eb291dc0 [ 1338.552443][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.552502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484cd00 [ 1338.552529][ T32] r4:00000000 [ 1338.552553][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.552609][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1338.552634][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.552685][ T32] r5:00001000 r4:eafbb000 [ 1338.552710][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.553137][ T32] r10:61c88647 r9:8533bc00 r8:850f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1338.553614][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.554067][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.554407][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1338.554848][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.569510][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.570041][ T32] r10:00000000 r9:85768900 r8:80287e08 r7:ec955e60 r6:85768980 r5:857b0c00 ** 9 printk messages dropped ** [ 1338.570601][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.571278][ T32] r5:90090113 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.571558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.571623][ T32] r4:00000000 [ 1338.571667][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.571753][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.571804][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.571873][ T32] r5:00001000 r4:dffe3000 [ 1338.571907][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.571967][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.572022][ T32] r5:8529a38c r4:8529a000 [ 1338.572047][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.572104][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.572139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.572204][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.572232][ T32] r4:849f1580 [ 1338.572269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.572349][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.572377][ T32] r4:00000001 [ 1338.572402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.572449][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.572532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.572581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.572614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.572649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.572676][ T32] r4:8334b7c0 [ 1338.572702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.572758][ T32] INFO: task kworker/1:906:5986 blocked for more than 465 seconds. [ 1338.572806][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.572847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.572875][ T32] task:kworker/1:906 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.572968][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.573030][ T32] Call trace: [ 1338.573074][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.573136][ T32] r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:857b1800 [ 1338.573207][ T32] r4:857b1800 [ 1338.573237][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.573288][ T32] r5:857b1800 r4:8291a680 [ 1338.573312][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.573584][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.574000][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.574270][ T32] r10:61c88647 r9:857b1800 r8:85768a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.574580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.574945][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.586558][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1338.587023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1338.587483][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1338.587711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.588091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.588628][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:857b2400 ** 8 printk messages dropped ** [ 1338.588997][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.589511][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.590087][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.590294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.590685][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.591125][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1338.591555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.591582][ T32] r4:00000000 [ 1338.591606][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.591702][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.591769][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.591832][ T32] r5:00001000 r4:dffe3000 [ 1338.591856][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.591913][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.591966][ T32] r5:8529a38c r4:8529a000 [ 1338.592034][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.592094][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.592119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.592181][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.592208][ T32] r4:849f1580 [ 1338.592231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.592285][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.592312][ T32] r4:00000001 [ 1338.592335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.592376][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.592417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.592460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.592493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.592529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.592557][ T32] r4:8334b7c0 [ 1338.592624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.592664][ T32] INFO: task kworker/1:908:5990 blocked for more than 465 seconds. [ 1338.592707][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.592736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.592761][ T32] task:kworker/1:908 state:D stack:0 pid:5990 tgid:5990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.592815][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.592882][ T32] Call trace: [ 1338.592952][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.593012][ T32] r10:8291a684 r9:ec979d84 r8:00000002 r7:60000113 r6:ec979d8c r5:857b3000 [ 1338.593049][ T32] r4:857b3000 [ 1338.593077][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.593128][ T32] r5:857b3000 r4:8291a680 [ 1338.593198][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.593256][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.593308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 [ 1338.593336][ T32] r4:00000000 [ 1338.593359][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.593400][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.593453][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.593508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856edc80 [ 1338.593559][ T32] r4:00000000 [ 1338.593587][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.593665][ T32] r9:83018205 r8:857b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1338.593727][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.593792][ T32] r5:00001000 r4:ec989000 [ 1338.593817][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.593876][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.593935][ T32] r5:857ec38c r4:857ec000 [ 1338.593981][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.594085][ T32] r7:ddde2d80 r6:83018200 r5:857ec38c r4:85768c00 [ 1338.594123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.594202][ T32] r10:61c88647 r9:857b3000 r8:85768c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.594235][ T32] r4:85768c00 [ 1338.594260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.594315][ T32] r10:00000000 r9:85768c00 r8:80287e08 r7:ec92de60 r6:85768c80 r5:857b3000 [ 1338.594355][ T32] r4:00000001 [ 1338.594381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.594447][ T32] Exception stack(0xec979fb0 to 0xec979ff8) [ 1338.594509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.594580][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.594619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.594656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.594681][ T32] r4:856ed880 [ 1338.594768][ T32] INFO: task kworker/1:908:5990 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.594811][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.594927][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.594989][ T32] Call trace: [ 1338.612115][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.612272][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.612306][ T32] r4:00000000 [ 1338.612330][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.612379][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.612445][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.612493][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.612521][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.612550][ T32] r5:90090113 r4:80239bb0 [ 1338.612598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.612672][ T32] r4:82ac21e4 [ 1338.612728][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.612783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.612809][ T32] r4:df9dddc0 [ 1338.612830][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.612902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.612952][ T32] r4:00000000 [ 1338.612989][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.613051][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.613076][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.613149][ T32] r5:00001000 r4:dffe3000 [ 1338.613198][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.613246][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.613294][ T32] r5:8529a38c r4:8529a000 [ 1338.613316][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.613370][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.613393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.613446][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.613472][ T32] r4:849f1580 [ 1338.613496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.613551][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.613576][ T32] r4:00000001 [ 1338.613598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.613638][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.613698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.613756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.613794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.613828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.613851][ T32] r4:8334b7c0 [ 1338.613876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.613907][ T32] INFO: task kworker/1:909:5992 blocked for more than 465 seconds. [ 1338.613942][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.613970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.613993][ T32] task:kworker/1:909 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.614053][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.614121][ T32] Call trace: [ 1338.614189][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.614269][ T32] r10:8291a684 r9:ec981d84 r8:00000002 r7:60000013 r6:ec981d8c r5:857b3c00 [ 1338.614311][ T32] r4:857b3c00 [ 1338.614335][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.614393][ T32] r5:857b3c00 r4:8291a680 [ 1338.614417][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.614461][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.614511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1338.614556][ T32] r4:00000000 [ 1338.614586][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.614627][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.614665][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.614713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856eda40 [ 1338.614758][ T32] r4:00000000 [ 1338.614782][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.614833][ T32] r9:83018205 r8:857b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1338.614855][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.614923][ T32] r5:00001000 r4:ec983000 [ 1338.614991][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.615125][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.620089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.620788][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.621375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1338.622030][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.622397][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 10 printk messages dropped ** [ 1338.622776][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1338.623134][ T32] r10:8291a684 r9:ec991d84 r8:00000002 r7:60000113 r6:ec991d8c r5:857b4800 ** 8 printk messages dropped ** [ 1338.623540][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.623961][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.624308][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.624497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.624962][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.624987][ T32] r4:00000000 [ 1338.625018][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.625123][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.635548][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.635599][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.635630][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.635683][ T32] r5:90090113 r4:80239bb0 [ 1338.635736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.635804][ T32] r4:82ac21e4 [ 1338.635849][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.635933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.635963][ T32] r4:df9dddc0 [ 1338.635985][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.636035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.636059][ T32] r4:00000000 [ 1338.636081][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.636133][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.636162][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.636211][ T32] r5:00001000 r4:dffe3000 [ 1338.636244][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.636292][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.636340][ T32] r5:8529a38c r4:8529a000 [ 1338.636361][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.636414][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.636466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.636523][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.636557][ T32] r4:849f1580 [ 1338.636628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.636713][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.636745][ T32] r4:00000001 [ 1338.636772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.636843][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.636885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.636958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.636993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.637028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.637274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.637739][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1338.638361][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.638614][ T32] r10:61c88647 r9:857b5400 r8:85716fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.638940][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.639652][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.639843][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1338.640296][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.640618][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.641032][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.641259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.641651][ T32] r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:857b6000 ** 8 printk messages dropped ** [ 1338.642083][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.642429][ T32] r5:00001000 r4:ec9af000 ** 5 printk messages dropped ** [ 1338.642660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.643131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.643595][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1338.643884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1338.644432][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.644855][ T32] r4:00000001 [ 1338.644876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.644916][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.644956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.645014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.645131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.663677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.663752][ T32] r4:8334b7c0 [ 1338.663788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.663822][ T32] INFO: task kworker/1:913:6000 blocked for more than 465 seconds. [ 1338.663859][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.663886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.663910][ T32] task:kworker/1:913 state:D stack:0 pid:6000 tgid:6000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.663999][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.664064][ T32] Call trace: [ 1338.664146][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.664214][ T32] r10:8291a684 r9:ec9add84 r8:00000002 r7:60000013 r6:ec9add8c r5:857b6c00 [ 1338.664261][ T32] r4:857b6c00 [ 1338.664287][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.664338][ T32] r5:857b6c00 r4:8291a680 [ 1338.664374][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.664421][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.664491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1338.664525][ T32] r4:00000000 [ 1338.664547][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.664586][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.664627][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.664688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b2c0 [ 1338.664717][ T32] r4:00000000 [ 1338.664759][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.664842][ T32] r9:83018205 r8:857b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1338.664881][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.664932][ T32] r5:00001000 r4:ec9b5000 [ 1338.664955][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.665019][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.669597][ T32] r5:857ecb8c r4:857ec800 [ 1338.669662][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.669736][ T32] r7:ddde2d80 r6:83018200 r5:857ecb8c r4:8581c100 [ 1338.669760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.669815][ T32] r10:61c88647 r9:857b6c00 r8:8581c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.669866][ T32] r4:8581c100 [ 1338.669917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.670033][ T32] r10:00000000 r9:8581c100 r8:80287e08 r7:ec9a5e60 r6:8581c180 r5:857b6c00 [ 1338.670066][ T32] r4:00000001 [ 1338.670112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.670171][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1338.670204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.670236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.670288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.670331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.670356][ T32] r4:8581b080 [ 1338.670560][ T32] INFO: task kworker/1:913:6000 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.670627][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.670727][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.670774][ T32] Call trace: [ 1338.670852][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.670919][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.670955][ T32] r4:00000000 [ 1338.670979][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.671026][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.671099][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.671134][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.671167][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.671227][ T32] r5:90090113 r4:80239bb0 [ 1338.671253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.671302][ T32] r4:82ac21e4 [ 1338.671324][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.671403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.671431][ T32] r4:df9dddc0 [ 1338.671464][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.671520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.671557][ T32] r4:00000000 [ 1338.671611][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.671670][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.671694][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.671764][ T32] r5:00001000 r4:dffe3000 [ 1338.671790][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.671834][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.671882][ T32] r5:8529a38c r4:8529a000 [ 1338.671916][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.671972][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.671995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.672058][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.672108][ T32] r4:849f1580 [ 1338.672132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.672262][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.672294][ T32] r4:00000001 [ 1338.672315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.672355][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.672390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.672423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.672455][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.672511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.672565][ T32] r4:8334b7c0 [ 1338.672602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.672632][ T32] INFO: task kworker/1:914:6002 blocked for more than 465 seconds. ** 1 printk messages dropped ** [ 1338.672713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.672741][ T32] task:kworker/1:914 state:D stack:0 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.672791][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.672871][ T32] Call trace: [ 1338.672919][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.672976][ T32] r10:8291a684 r9:ec9b9d84 r8:00000002 r7:60000013 r6:ec9b9d8c r5:85850000 [ 1338.673022][ T32] r4:85850000 [ 1338.673047][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.673095][ T32] r5:85850000 r4:8291a680 [ 1338.673116][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.673185][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.673261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b9e08 [ 1338.673291][ T32] r4:00000000 [ 1338.673328][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.673374][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.673433][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.673491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b800 [ 1338.673562][ T32] r4:00000000 [ 1338.673604][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.673700][ T32] r9:83018205 r8:85850000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1338.673748][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.673820][ T32] r5:00001000 r4:e49b5000 [ 1338.673865][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.673912][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.674225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1338.674743][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.685856][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.685970][ T32] r4:df9dddc0 [ 1338.685992][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.686063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.686092][ T32] r4:00000000 [ 1338.686115][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.686174][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.686227][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.686282][ T32] r5:00001000 r4:dffe3000 [ 1338.686304][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.686348][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.686418][ T32] r5:8529a38c r4:8529a000 [ 1338.686450][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.686503][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.686526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.686579][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.686604][ T32] r4:849f1580 [ 1338.686646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.686724][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.686751][ T32] r4:00000001 [ 1338.686795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.686882][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.686916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.686969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.687023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.687129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.687200][ T32] r4:8334b7c0 [ 1338.687252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.687296][ T32] INFO: task kworker/1:915:6004 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.687449][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.687944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 ** 9 printk messages dropped ** [ 1338.688433][ T32] r5:00001000 r4:ec9c3000 ** 1 printk messages dropped ** [ 1338.688516][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.689049][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1338.689102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.689138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.689173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.689206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.689239][ T32] r4:8581b480 [ 1338.689417][ T32] INFO: task kworker/1:915:6004 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.689473][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.689623][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.689681][ T32] Call trace: [ 1338.689756][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.689878][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.689920][ T32] r4:00000000 [ 1338.689942][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.690007][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.690072][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.690109][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.690161][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.690196][ T32] r5:90090113 r4:80239bb0 [ 1338.690240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.690287][ T32] r4:82ac21e4 [ 1338.690334][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.690392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 4 printk messages dropped ** [ 1338.690549][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.691176][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.691505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.691961][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1338.692346][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.692565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b7c0 ** 6 printk messages dropped ** [ 1338.692894][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.692946][ T32] r5:857eeb8c r4:857ee800 [ 1338.692984][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.693048][ T32] r7:ddde2d80 r6:83018200 r5:857eeb8c r4:8581c400 [ 1338.693074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.693128][ T32] r10:61c88647 r9:85851800 r8:8581c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.693160][ T32] r4:8581c400 [ 1338.693182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.693234][ T32] r10:00000000 r9:8581c400 r8:80287e08 r7:ec9b9e60 r6:8581c480 r5:85851800 [ 1338.693276][ T32] r4:00000001 [ 1338.693301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.693350][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1338.693396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.693431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.693463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.693496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.693540][ T32] r4:8581b3c0 [ 1338.693604][ T32] INFO: task kworker/1:916:6005 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.693657][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.693718][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.693808][ T32] Call trace: [ 1338.693871][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.693929][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.693954][ T32] r4:00000000 [ 1338.693974][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.694017][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.694049][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.694081][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.694120][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.694156][ T32] r5:90090113 r4:80239bb0 [ 1338.694179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.694243][ T32] r4:82ac21e4 [ 1338.694288][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.694340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.694366][ T32] r4:df9dddc0 [ 1338.694419][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.694476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.694522][ T32] r4:00000000 [ 1338.694546][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.694599][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.694623][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.694675][ T32] r5:00001000 r4:dffe3000 [ 1338.694711][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.694768][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.694819][ T32] r5:8529a38c r4:8529a000 [ 1338.694842][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.694920][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.694951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.695027][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.713208][ T32] r4:849f1580 [ 1338.713328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.713418][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.713446][ T32] r4:00000001 [ 1338.713489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.713538][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 1 printk messages dropped ** [ 1338.713635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.714007][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.714375][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1338.714816][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1338.719783][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.720203][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.720407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.721070][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1338.721388][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.721457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.721483][ T32] r4:df9dddc0 [ 1338.721504][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.721553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.721576][ T32] r4:00000000 [ 1338.721597][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.721667][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.721714][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.721784][ T32] r5:00001000 r4:dffe3000 [ 1338.721822][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.721869][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.721923][ T32] r5:8529a38c r4:8529a000 [ 1338.721945][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.722032][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.722058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.722133][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.722186][ T32] r4:849f1580 [ 1338.722216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.722269][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.722293][ T32] r4:00000001 [ 1338.722395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.722438][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.722494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.722530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.722562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.722616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.722644][ T32] r4:8334b7c0 [ 1338.722667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.722696][ T32] INFO: task kworker/1:918:6010 blocked for more than 465 seconds. [ 1338.722778][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.722830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.722856][ T32] task:kworker/1:918 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.723246][ T32] r5:85853000 r4:8291a680 ** 3 printk messages dropped ** [ 1338.723421][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.723639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581b940 ** 6 printk messages dropped ** [ 1338.723973][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.724335][ T32] r10:00000000 r9:8581c500 r8:80287e08 r7:ec9cde60 r6:8581c580 r5:85853000 ** 7 printk messages dropped ** [ 1338.724612][ T32] r4:8581b680 ** 6 printk messages dropped ** [ 1338.724947][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.725153][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1338.735616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1338.736069][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1338.736401][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1338.736554][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1338.736800][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.737104][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.737593][ T32] r5:00001000 r4:eb5b9000 ** 4 printk messages dropped ** [ 1338.737835][ T32] r7:ddde2d80 r6:83018200 r5:857ee38c r4:8581c600 ** 5 printk messages dropped ** [ 1338.738057][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.738369][ T32] r4:8581b880 ** 3 printk messages dropped ** [ 1338.738741][ T32] Call trace: ** 5 printk messages dropped ** [ 1338.739085][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1338.739553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1338.740129][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.740440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.740791][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.741265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1338.741309][ T32] r4:00000000 [ 1338.741337][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.741398][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.741461][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.741596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581be40 [ 1338.741629][ T32] r4:00000000 [ 1338.741651][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.741702][ T32] r9:83018205 r8:85854800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1338.741749][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.741805][ T32] r5:00001000 r4:eb6d5000 [ 1338.741863][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.741911][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.742065][ T32] r5:857eff8c r4:857efc00 [ 1338.742097][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.742154][ T32] r7:ddde2d80 r6:83018200 r5:857eff8c r4:8581c800 [ 1338.742190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.742274][ T32] r10:61c88647 r9:85854800 r8:8581c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.742474][ T32] r4:8581c800 [ 1338.742500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.742554][ T32] r10:00000000 r9:8581c800 r8:80287e08 r7:ec9cde60 r6:8581c880 r5:85854800 [ 1338.742600][ T32] r4:00000001 [ 1338.742645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.742689][ T32] Exception stack(0xec9d1fb0 to 0xec9d1ff8) [ 1338.742741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.742778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.742836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.742924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.742975][ T32] r4:8581bcc0 [ 1338.743120][ T32] INFO: task kworker/1:920:6013 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.743196][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.743260][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.743420][ T32] Call trace: [ 1338.743483][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.743545][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.743570][ T32] r4:00000000 [ 1338.743607][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.743655][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.743710][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.743768][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.743800][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.743827][ T32] r5:90090113 r4:80239bb0 [ 1338.743890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.743942][ T32] r4:82ac21e4 [ 1338.743964][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.744013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.744059][ T32] r4:df9dddc0 [ 1338.744083][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.744133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.744183][ T32] r4:00000000 [ 1338.744233][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.744287][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.744332][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.744382][ T32] r5:00001000 r4:dffe3000 [ 1338.744416][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.744479][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.744531][ T32] r5:8529a38c r4:8529a000 [ 1338.744574][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.744629][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.744667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.744722][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.744748][ T32] r4:849f1580 [ 1338.744769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.744851][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.744921][ T32] r4:00000001 [ 1338.744946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.744986][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.745026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.761003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.761096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.761159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.761197][ T32] r4:8334b7c0 [ 1338.761247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.761293][ T32] INFO: task kworker/1:921:6015 blocked for more than 465 seconds. [ 1338.761352][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.761390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.761436][ T32] task:kworker/1:921 state:D stack:0 pid:6015 tgid:6015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.761501][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.761609][ T32] Call trace: [ 1338.761649][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.761739][ T32] r10:8291a684 r9:ec9d5d84 r8:00000002 r7:60000013 r6:ec9d5d8c r5:85855400 [ 1338.761802][ T32] r4:85855400 [ 1338.761833][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.761885][ T32] r5:85855400 r4:8291a680 [ 1338.761932][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.761986][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.762036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 1338.762060][ T32] r4:00000000 [ 1338.762091][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1338.762283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856edf00 ** 6 printk messages dropped ** [ 1338.762535][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.763000][ T32] Exception stack(0xec9d5fb0 to 0xec9d5ff8) ** 7 printk messages dropped ** [ 1338.763576][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.763931][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 2 printk messages dropped ** [ 1338.764058][ T32] r5:90090113 r4:80239bb0 [ 1338.764097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.764170][ T32] r4:82ac21e4 [ 1338.764220][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.764299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.764358][ T32] r4:df9dddc0 [ 1338.764384][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.764456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.764510][ T32] r4:00000000 [ 1338.764549][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.764616][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.764643][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.764716][ T32] r5:00001000 r4:dffe3000 [ 1338.764747][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.764814][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.764886][ T32] r5:8529a38c r4:8529a000 [ 1338.764936][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.765016][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.765101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.771650][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.771697][ T32] r4:849f1580 [ 1338.771746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.771822][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.771848][ T32] r4:00000001 [ 1338.771870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.771942][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.771991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.772028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.772059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.772092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.772116][ T32] r4:8334b7c0 [ 1338.772141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.772171][ T32] INFO: task kworker/1:922:6016 blocked for more than 465 seconds. [ 1338.772227][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.772258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.772282][ T32] task:kworker/1:922 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.772342][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.772390][ T32] Call trace: [ 1338.772467][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.772529][ T32] r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:85856c00 [ 1338.772555][ T32] r4:85856c00 [ 1338.772577][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.772626][ T32] r5:85856c00 r4:8291a680 [ 1338.772671][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.772802][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.772857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1338.772882][ T32] r4:00000000 [ 1338.772924][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.772967][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.773009][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.773057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829000 ** 6 printk messages dropped ** [ 1338.773524][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.774010][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.774616][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.784635][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.784963][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.785601][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.786087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.786508][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1338.787090][ T32] r4:85856000 [ 1338.787118][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.787170][ T32] r5:85856000 r4:8291a680 [ 1338.787193][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.787236][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.787312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 [ 1338.787342][ T32] r4:00000000 [ 1338.787378][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.787421][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.787484][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.787536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829200 [ 1338.787561][ T32] r4:00000000 [ 1338.787584][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.787637][ T32] r9:83018205 r8:85856000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1338.787692][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.787743][ T32] r5:00001000 r4:eb9f9000 [ 1338.787766][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.787809][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.787856][ T32] r5:85888b8c r4:85888800 [ 1338.787878][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.787957][ T32] r7:ddde2d80 r6:83018200 r5:85888b8c r4:8581cb00 [ 1338.788015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.788072][ T32] r10:61c88647 r9:85856000 r8:8581cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.788097][ T32] r4:8581cb00 [ 1338.788119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.788170][ T32] r10:00000000 r9:8581cb00 r8:80287e08 r7:ec9dde60 r6:8581cb80 r5:85856000 [ 1338.788219][ T32] r4:00000001 [ 1338.788266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.788348][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1338.788382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.788415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.788511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.788547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.788593][ T32] r4:85829300 [ 1338.788775][ T32] INFO: task kworker/1:923:6020 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.788832][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.789017][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.789093][ T32] Call trace: [ 1338.789151][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.789271][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.789306][ T32] r4:00000000 [ 1338.789345][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1338.789564][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff ** 5 printk messages dropped ** [ 1338.789980][ T32] r4:df9dddc0 ** 3 printk messages dropped ** [ 1338.790119][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.790665][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1338.790937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.791350][ T32] INFO: task kworker/1:924:6022 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 1338.791919][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000013 r6:ec9e5d8c r5:857b8000 ** 8 printk messages dropped ** [ 1338.792339][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.792664][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.793042][ T32] r4:8581cc00 ** 4 printk messages dropped ** [ 1338.793266][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) ** 4 printk messages dropped ** [ 1338.793445][ T32] r4:85829500 ** 3 printk messages dropped ** [ 1338.793786][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.794008][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1338.794297][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.794508][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.794822][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1338.810894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1338.811194][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1338.811449][ T32] INFO: task kworker/1:925:6023 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.811542][ T32] task:kworker/1:925 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.811603][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.811677][ T32] Call trace: [ 1338.811796][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.811872][ T32] r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000113 r6:ec9e1d8c r5:857b8c00 [ 1338.811950][ T32] r4:857b8c00 [ 1338.812000][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.812079][ T32] r5:857b8c00 r4:8291a680 [ 1338.812134][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.812186][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.812361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e1e08 [ 1338.812389][ T32] r4:00000000 [ 1338.812411][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.812457][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.812500][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.812618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829400 [ 1338.812647][ T32] r4:00000000 [ 1338.812709][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.812767][ T32] r9:83018205 r8:857b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1338.812792][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.812872][ T32] r5:00001000 r4:eba4b000 [ 1338.812929][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.812978][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.813039][ T32] r5:8588938c r4:85889000 [ 1338.813065][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.813160][ T32] r7:ddde2d80 r6:83018200 r5:8588938c r4:8581cd00 [ 1338.813186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.813274][ T32] r10:61c88647 r9:857b8c00 r8:8581cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.813323][ T32] r4:8581cd00 [ 1338.813369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.813425][ T32] r10:00000000 r9:8581cd00 r8:80287e08 r7:ec9e5e60 r6:8581cd80 r5:857b8c00 [ 1338.813451][ T32] r4:00000001 [ 1338.813472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.813547][ T32] Exception stack(0xec9e1fb0 to 0xec9e1ff8) [ 1338.813649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.813704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.813739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.813794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.813849][ T32] r4:85829080 [ 1338.814036][ T32] INFO: task kworker/1:925:6023 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.814073][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.814142][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.814223][ T32] Call trace: [ 1338.814326][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.814410][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.814459][ T32] r4:00000000 [ 1338.814483][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.814529][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.814561][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.814615][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.814669][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.814700][ T32] r5:90090113 r4:80239bb0 [ 1338.814723][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.814769][ T32] r4:82ac21e4 [ 1338.814819][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.814921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.814951][ T32] r4:df9dddc0 [ 1338.814993][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.815147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.821910][ T32] r4:00000000 [ 1338.821955][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.822032][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.822058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.822110][ T32] r5:00001000 r4:dffe3000 [ 1338.822132][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.822177][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.822226][ T32] r5:8529a38c r4:8529a000 [ 1338.822248][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.822301][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.822324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.822377][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.822401][ T32] r4:849f1580 [ 1338.822445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.822525][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.822586][ T32] r4:00000001 [ 1338.822616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.822678][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.822740][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.822811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.822854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.822921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.822993][ T32] r4:8334b7c0 [ 1338.823024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.823096][ T32] INFO: task kworker/1:926:6026 blocked for more than 465 seconds. [ 1338.823144][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.823194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.823227][ T32] task:kworker/1:926 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.823288][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.823347][ T32] Call trace: [ 1338.823412][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.823517][ T32] r10:8291a684 r9:ec9e9d84 r8:00000002 r7:60000113 r6:ec9e9d8c r5:857b9800 [ 1338.823545][ T32] r4:857b9800 [ 1338.823612][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.823675][ T32] r5:857b9800 r4:8291a680 [ 1338.823717][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.824075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829840 ** 6 printk messages dropped ** [ 1338.824337][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.824958][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) ** 6 printk messages dropped ** [ 1338.834694][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1338.834874][ T32] Call trace: [ 1338.834941][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.835008][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.835105][ T32] r4:00000000 [ 1338.835176][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.835500][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.835547][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.835598][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.835633][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.835663][ T32] r5:90090113 r4:80239bb0 [ 1338.835686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.835744][ T32] r4:82ac21e4 [ 1338.835787][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.835847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.835896][ T32] r4:df9dddc0 [ 1338.835968][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.836043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.836119][ T32] r4:00000000 [ 1338.836146][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.836222][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.836255][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.836335][ T32] r5:00001000 r4:dffe3000 [ 1338.836388][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.836479][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.836532][ T32] r5:8529a38c r4:8529a000 [ 1338.836555][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.836608][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.836631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.836705][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.836734][ T32] r4:849f1580 [ 1338.836779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.836837][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.836862][ T32] r4:00000001 [ 1338.836927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.836973][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.837004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.837036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.837065][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.837098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.837138][ T32] r4:8334b7c0 [ 1338.837166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.837197][ T32] INFO: task kworker/1:927:6027 blocked for more than 465 seconds. [ 1338.837233][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.837271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.837321][ T32] task:kworker/1:927 state:D stack:0 pid:6027 tgid:6027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.837383][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.837429][ T32] Call trace: [ 1338.837463][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.837519][ T32] r10:8291a684 r9:ec9edd84 r8:00000002 r7:60000113 r6:ec9edd8c r5:857ba400 [ 1338.837544][ T32] r4:857ba400 [ 1338.837565][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.837614][ T32] r5:857ba400 r4:8291a680 [ 1338.837656][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.837753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ede08 ** 4 printk messages dropped ** [ 1338.837933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829700 ** 6 printk messages dropped ** [ 1338.838309][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.838749][ T32] r10:00000000 r9:85768f80 r8:80287e08 r7:ec9e9e60 r6:8581cf00 r5:857ba400 ** 7 printk messages dropped ** [ 1338.839103][ T32] r4:858297c0 ** 5 printk messages dropped ** [ 1338.839651][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 5 printk messages dropped ** [ 1338.839988][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff ** 7 printk messages dropped ** [ 1338.840355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1338.840833][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1338.841289][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1338.841621][ T32] INFO: task kworker/1:928:6030 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.842098][ T32] r4:857bb000 ** 4 printk messages dropped ** [ 1338.842347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 1338.842374][ T32] r4:00000000 [ 1338.842395][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.842435][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.842503][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.842555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829a80 [ 1338.842580][ T32] r4:00000000 [ 1338.842602][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.842653][ T32] r9:83018205 r8:857bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1338.842675][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.842757][ T32] r5:00001000 r4:ebc01000 [ 1338.842845][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.842899][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.842948][ T32] r5:8588a38c r4:8588a000 [ 1338.842969][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.843068][ T32] r7:ddde2d80 r6:83018200 r5:8588a38c r4:85836000 [ 1338.843118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.843241][ T32] r10:61c88647 r9:857bb000 r8:8583602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.843290][ T32] r4:85836000 [ 1338.843316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.843369][ T32] r10:00000000 r9:85836000 r8:80287e08 r7:ec9e9e60 r6:85836080 r5:857bb000 [ 1338.843394][ T32] r4:00000001 [ 1338.843415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.843485][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1338.843522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.843554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.843585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.843618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.843643][ T32] r4:858297c0 [ 1338.843743][ T32] INFO: task kworker/1:928:6030 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.843780][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.843900][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.843951][ T32] Call trace: [ 1338.843998][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.844076][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.844145][ T32] r4:00000000 [ 1338.844194][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.844243][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.844275][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.844309][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.844337][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.844404][ T32] r5:90090113 r4:80239bb0 [ 1338.844451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.844521][ T32] r4:82ac21e4 [ 1338.844546][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.844761][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.860823][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1338.861160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.861480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.861990][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:857bbc00 ** 6 printk messages dropped ** [ 1338.862347][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.862603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829b80 ** 8 printk messages dropped ** [ 1338.863114][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.863514][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) ** 6 printk messages dropped ** [ 1338.864018][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.864706][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.864937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 13 printk messages dropped ** [ 1338.872295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.872771][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1338.872977][ T32] task:kworker/1:930 state:D stack:0 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.873652][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.873849][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.874123][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.874486][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.874754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.874801][ T32] r4:85829fc0 [ 1338.874991][ T32] INFO: task kworker/1:930:6035 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.875027][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.883441][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.883557][ T32] Call trace: [ 1338.883595][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.883662][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.883688][ T32] r4:00000000 [ 1338.883711][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.883780][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.883819][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.883922][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.884019][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.884052][ T32] r5:90090113 r4:80239bb0 [ 1338.884076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.884125][ T32] r4:82ac21e4 [ 1338.884147][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.884197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.884222][ T32] r4:df9dddc0 [ 1338.884243][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.884291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.884336][ T32] r4:00000000 [ 1338.884362][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.884416][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.884464][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.884535][ T32] r5:00001000 r4:dffe3000 [ 1338.884561][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.884628][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.884702][ T32] r5:8529a38c r4:8529a000 [ 1338.884776][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.884834][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.884869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.884930][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.884964][ T32] r4:849f1580 [ 1338.884989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.885064][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.885140][ T32] r4:00000001 [ 1338.889249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.889349][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.889393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.889428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.889460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.889515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.889545][ T32] r4:8334b7c0 [ 1338.889570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.889602][ T32] INFO: task kworker/1:931:6037 blocked for more than 465 seconds. [ 1338.889637][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.889665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.889711][ T32] task:kworker/1:931 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.889774][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.889835][ T32] Call trace: [ 1338.889882][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.889971][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000013 r6:ec9fdd8c r5:857bd400 [ 1338.890005][ T32] r4:857bd400 [ 1338.890028][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.890094][ T32] r5:857bd400 r4:8291a680 [ 1338.890120][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.890165][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.890215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1338.890239][ T32] r4:00000000 [ 1338.890260][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.890299][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1338.890415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85829d40 ** 4 printk messages dropped ** [ 1338.890699][ T32] r5:00001000 r4:ebc8f000 [ 1338.890784][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.890833][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.890882][ T32] r5:8588ab8c r4:8588a800 [ 1338.890910][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.890962][ T32] r7:ddde2d80 r6:83018200 r5:8588ab8c r4:85836300 [ 1338.890985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.891057][ T32] r10:61c88647 r9:857bd400 r8:8583632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.891084][ T32] r4:85836300 [ 1338.891113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.891168][ T32] r10:00000000 r9:85836300 r8:80287e08 r7:ec9f9e60 r6:85836380 r5:857bd400 [ 1338.891192][ T32] r4:00000001 [ 1338.891255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.891299][ T32] Exception stack(0xec9fdfb0 to 0xec9fdff8) [ 1338.891332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.891366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.891408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.891445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.891470][ T32] r4:8581b3c0 [ 1338.891666][ T32] INFO: task kworker/1:931:6037 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.891707][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.891804][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.891906][ T32] Call trace: [ 1338.891973][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.892052][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.892082][ T32] r4:00000000 [ 1338.892105][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.892150][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.892182][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.892215][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.892243][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.892291][ T32] r5:90090113 r4:80239bb0 [ 1338.892326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.892375][ T32] r4:82ac21e4 [ 1338.892397][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.892471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.892505][ T32] r4:df9dddc0 [ 1338.892527][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.892598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.892626][ T32] r4:00000000 [ 1338.892648][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.892699][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.892723][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.892770][ T32] r5:00001000 r4:dffe3000 [ 1338.892791][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.892833][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.892880][ T32] r5:8529a38c r4:8529a000 [ 1338.892907][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.892982][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.893010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.893184][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1338.893718][ T32] INFO: task kworker/1:932:6038 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1338.894219][ T32] r4:857be000 ** 4 printk messages dropped ** [ 1338.894454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 ** 8 printk messages dropped ** [ 1338.905640][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.906044][ T32] r7:ddde2d80 r6:83018200 r5:8588b78c r4:85836400 ** 5 printk messages dropped ** [ 1338.906340][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.906649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.907492][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1338.907786][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1338.908147][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.908389][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.908436][ T32] r5:8529a38c r4:8529a000 [ 1338.908457][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.908510][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.908558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.908630][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.908658][ T32] r4:849f1580 [ 1338.908679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.908732][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1338.908757][ T32] r4:00000001 [ 1338.908778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.908846][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.908881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.908929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.908963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.908996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.909022][ T32] r4:8334b7c0 [ 1338.909071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.909106][ T32] INFO: task kworker/1:933:6040 blocked for more than 465 seconds. [ 1338.909142][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.909170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.909193][ T32] task:kworker/1:933 state:D stack:0 pid:6040 tgid:6040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.909265][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.909342][ T32] Call trace: [ 1338.909375][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.909451][ T32] r10:8291a684 r9:eca09d84 r8:00000002 r7:60000013 r6:eca09d8c r5:857bec00 [ 1338.909497][ T32] r4:857bec00 [ 1338.909531][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.909585][ T32] r5:857bec00 r4:8291a680 [ 1338.909608][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.909652][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.909727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1338.909755][ T32] r4:00000000 [ 1338.909777][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.909838][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.909881][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.909936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856edc40 [ 1338.909962][ T32] r4:00000000 [ 1338.909984][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.910035][ T32] r9:83018205 r8:857bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1338.910058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.910105][ T32] r5:00001000 r4:ebcd9000 [ 1338.910149][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.910198][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.910455][ T32] r10:61c88647 r9:857bec00 r8:8583652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.910843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.911447][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1338.911649][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.911900][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.912111][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.912625][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1338.913010][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1338.913272][ T32] r4:85858000 ** 4 printk messages dropped ** [ 1338.913480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 ** 9 printk messages dropped ** [ 1338.913855][ T32] r5:00001000 r4:ebd3f000 ** 5 printk messages dropped ** [ 1338.914109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.914367][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) ** 3 printk messages dropped ** [ 1338.914552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.914601][ T32] r4:85843300 [ 1338.914685][ T32] INFO: task kworker/1:934:6042 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.914720][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.914811][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.914857][ T32] Call trace: [ 1338.914894][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.914954][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.914980][ T32] r4:00000000 [ 1338.915001][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.915070][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.915153][ T32] dd20: 7f839000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.933046][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.933096][ T32] dd60: 80230ad0 80239bb0 90090113 ffffffff [ 1338.933129][ T32] r5:90090113 r4:80239bb0 [ 1338.933176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.933244][ T32] r4:82ac21e4 [ 1338.933267][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.933317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.933366][ T32] r4:df9dddc0 [ 1338.933397][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.933449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.933473][ T32] r4:00000000 [ 1338.933496][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.933570][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.933598][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.933650][ T32] r5:00001000 r4:dffe3000 [ 1338.933673][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.933760][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.933850][ T32] r5:8529a38c r4:8529a000 [ 1338.933876][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.933961][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 3 printk messages dropped ** [ 1338.934164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.934746][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1338.935075][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.940371][ T32] r4:85858c00 ** 4 printk messages dropped ** [ 1338.940656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 ** 9 printk messages dropped ** [ 1338.941111][ T32] r5:00001000 r4:ebd29000 ** 1 printk messages dropped ** [ 1338.941210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.941547][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.941870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.942427][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 6 printk messages dropped ** [ 1338.942745][ T32] r5:90090113 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.942945][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1338.943284][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1338.943662][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.944050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.944464][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.944943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 ** 8 printk messages dropped ** [ 1338.956753][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.957147][ T32] r10:61c88647 r9:85859800 r8:8583682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.957629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.958332][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1338.958570][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.958766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1338.959293][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1338.959566][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.959666][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1338.959697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.959730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.959785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.959858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.959923][ T32] r4:8334b7c0 [ 1338.959995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.960048][ T32] INFO: task kworker/1:937:6048 blocked for more than 465 seconds. [ 1338.960102][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.960138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.960187][ T32] task:kworker/1:937 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.960249][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.960335][ T32] Call trace: [ 1338.960416][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.960478][ T32] r10:8291a684 r9:eca15d84 r8:00000002 r7:60000013 r6:eca15d8c r5:8585a400 [ 1338.960555][ T32] r4:8585a400 [ 1338.960582][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.960653][ T32] r5:8585a400 r4:8291a680 [ 1338.960705][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.960779][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.960837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 [ 1338.960862][ T32] r4:00000000 [ 1338.960896][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.960941][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.961002][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.961075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858434c0 [ 1338.961120][ T32] r4:00000000 [ 1338.961158][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.961214][ T32] r9:83018205 r8:8585a400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1338.961237][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.961305][ T32] r5:00001000 r4:ebda9000 [ 1338.961335][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.961381][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.961429][ T32] r5:8588a78c r4:8588a400 [ 1338.961450][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.961542][ T32] r7:ddde2d80 r6:83018200 r5:8588a78c r4:85836900 [ 1338.961568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.961642][ T32] r10:61c88647 r9:8585a400 r8:8583692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.961670][ T32] r4:85836900 [ 1338.961692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.961768][ T32] r10:00000000 r9:85836900 r8:80287e08 r7:eca19e60 r6:85836980 r5:8585a400 [ 1338.961795][ T32] r4:00000001 [ 1338.961839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.961892][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1338.961924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.961958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.961988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.962021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.962049][ T32] r4:858435c0 [ 1338.962218][ T32] INFO: task kworker/1:937:6048 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.962264][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.962401][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.962468][ T32] Call trace: [ 1338.962509][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.962586][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.962615][ T32] r4:00000000 [ 1338.962636][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.962682][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.962714][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.962767][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.962800][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1338.962882][ T32] r5:80090113 r4:80239bb0 [ 1338.962915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.962961][ T32] r4:82ac21e4 [ 1338.962983][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.963089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.963147][ T32] r4:df9dddc0 [ 1338.963178][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.963294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.963370][ T32] r4:00000000 [ 1338.963396][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.963471][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.963498][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.963568][ T32] r5:00001000 r4:dffe3000 [ 1338.963634][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.963681][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.963729][ T32] r5:8529a38c r4:8529a000 [ 1338.963750][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.963803][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 1 printk messages dropped ** [ 1338.963938][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.964221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.964461][ T32] task:kworker/1:938 state:D stack:0 pid:6050 tgid:6050 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.965036][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.974042][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.974325][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.974675][ T32] r10:00000000 r9:85836a00 r8:80287e08 r7:eca15e60 r6:85836a80 r5:8585b000 ** 9 printk messages dropped ** [ 1338.978776][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.979329][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1338.979698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1338.980303][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1338.980673][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 3 printk messages dropped ** [ 1338.980938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.980988][ T32] r4:8334b7c0 [ 1338.981037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.981078][ T32] INFO: task kworker/1:939:6052 blocked for more than 465 seconds. [ 1338.981130][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1338.981175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.981204][ T32] task:kworker/1:939 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.981270][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.981333][ T32] Call trace: [ 1338.981373][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1338.981430][ T32] r10:8291a684 r9:eca25d84 r8:00000002 r7:60000113 r6:eca25d8c r5:8585bc00 [ 1338.981466][ T32] r4:8585bc00 [ 1338.981511][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1338.981598][ T32] r5:8585bc00 r4:8291a680 [ 1338.981623][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.981668][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.981717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [ 1338.981741][ T32] r4:00000000 [ 1338.981762][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1338.981821][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1338.981865][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.981919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85843ac0 [ 1338.981967][ T32] r4:00000000 [ 1338.981992][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.982056][ T32] r9:83018205 r8:8585bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1338.982082][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.982152][ T32] r5:00001000 r4:ec61b000 [ 1338.982198][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.982293][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.982356][ T32] r5:85894b8c r4:85894800 [ 1338.982402][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.982461][ T32] r7:ddde2d80 r6:83018200 r5:85894b8c r4:85836b00 [ 1338.982506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.982582][ T32] r10:61c88647 r9:8585bc00 r8:85836b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.982610][ T32] r4:85836b00 [ 1338.982653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.982711][ T32] r10:00000000 r9:85836b00 r8:80287e08 r7:eca21e60 r6:85836b80 r5:8585bc00 [ 1338.982737][ T32] r4:00000001 [ 1338.982785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.982834][ T32] Exception stack(0xeca25fb0 to 0xeca25ff8) [ 1338.982864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.982915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.982951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.982986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.983025][ T32] r4:85843900 [ 1338.983212][ T32] INFO: task kworker/1:939:6052 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1338.983250][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.983337][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.983387][ T32] Call trace: [ 1338.983440][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.983503][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1338.983528][ T32] r4:00000000 [ 1338.983549][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.983595][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1338.983627][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1338.983661][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1338.983689][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1338.983716][ T32] r5:80090113 r4:80239bb0 [ 1338.983761][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.983849][ T32] r4:82ac21e4 [ 1338.983873][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.983952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1338.983982][ T32] r4:df9dddc0 [ 1338.984004][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1338.984053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1338.984077][ T32] r4:00000000 [ 1338.984099][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1338.984155][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1338.984201][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.984258][ T32] r5:00001000 r4:dffe3000 [ 1338.984326][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1338.984394][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.984492][ T32] r5:8529a38c r4:8529a000 [ 1338.984579][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.984638][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1338.984662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.984822][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1338.985013][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1338.998983][ T32] INFO: task kworker/1:940:6054 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 1338.999412][ T32] r10:8291a684 r9:eca1dd84 r8:00000002 r7:60000013 r6:eca1dd8c r5:8585d400 ** 8 printk messages dropped ** [ 1338.999824][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.000289][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.000684][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.000935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.001458][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.001715][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1339.002119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 12 printk messages dropped ** [ 1339.002679][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1339.002884][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1339.003170][ T32] INFO: task kworker/1:941:6055 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1339.003298][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.003341][ T32] Call trace: [ 1339.003502][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.003561][ T32] r10:8291a684 r9:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:8585c800 [ 1339.003587][ T32] r4:8585c800 [ 1339.003609][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.003675][ T32] r5:8585c800 r4:8291a680 [ 1339.003714][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.003762][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.003832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1339.003860][ T32] r4:00000000 [ 1339.003908][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.003953][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.004013][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.004065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85843f00 [ 1339.004119][ T32] r4:00000000 [ 1339.004155][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.004210][ T32] r9:83018205 r8:8585c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1339.004233][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.004303][ T32] r5:00001000 r4:ec669000 [ 1339.004353][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.004401][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.004449][ T32] r5:85894f8c r4:85894c00 [ 1339.004471][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.004520][ T32] r7:ddde2d80 r6:83018200 r5:85894f8c r4:85836d00 [ 1339.004573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.004674][ T32] r10:61c88647 r9:8585c800 r8:85836d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.004703][ T32] r4:85836d00 [ 1339.004746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.004801][ T32] r10:00000000 r9:85836d00 r8:80287e08 r7:eca1de60 r6:85836d80 r5:8585c800 [ 1339.004830][ T32] r4:00000001 [ 1339.004855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.004903][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1339.004962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.004999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.005053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.005140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.015746][ T32] r4:85843a00 [ 1339.015931][ T32] INFO: task kworker/1:941:6055 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.015971][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.016117][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.016186][ T32] Call trace: [ 1339.016221][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.016284][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.016311][ T32] r4:00000000 [ 1339.016333][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.016388][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.016426][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.016461][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.016532][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.016564][ T32] r5:80090113 r4:80239bb0 [ 1339.016609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.016680][ T32] r4:82ac21e4 [ 1339.016734][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.016797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.016844][ T32] r4:df9dddc0 [ 1339.016886][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.016967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.017000][ T32] r4:00000000 [ 1339.017046][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.017103][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.017127][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.017181][ T32] r5:00001000 r4:dffe3000 [ 1339.017204][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.017310][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.017386][ T32] r5:8529a38c r4:8529a000 [ 1339.017412][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.017468][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.017512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.017571][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.017596][ T32] r4:849f1580 [ 1339.017617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.017670][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.017713][ T32] r4:00000001 [ 1339.017755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.017798][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.017831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.017885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.017927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.017962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.017988][ T32] r4:8334b7c0 [ 1339.018010][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.018061][ T32] INFO: task kworker/0:517:6058 blocked for more than 465 seconds. [ 1339.018123][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.018157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.018181][ T32] task:kworker/0:517 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.018262][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.018381][ T32] Call trace: [ 1339.018448][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.018545][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:85740c00 [ 1339.018573][ T32] r4:85740c00 [ 1339.018597][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.018647][ T32] r5:85740c00 r4:8291a680 [ 1339.018669][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.018754][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.018813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 1339.018868][ T32] r4:00000000 [ 1339.018916][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.018982][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.019078][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.019176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583fb80 [ 1339.019208][ T32] r4:00000000 [ 1339.019253][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.019400][ T32] r5:00001000 r4:ec67b000 [ 1339.019421][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.019464][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.019544][ T32] r5:85652f8c r4:85652c00 [ 1339.019592][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.019667][ T32] r7:dddced80 r6:83018000 r5:85652f8c r4:8534a200 [ 1339.019694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.019769][ T32] r10:61c88647 r9:85740c00 r8:8534a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.019797][ T32] r4:8534a200 [ 1339.019818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.019908][ T32] r10:00000000 r9:8534a200 r8:80287e08 r7:ec621e60 r6:8534a280 r5:85740c00 [ 1339.019958][ T32] r4:00000001 [ 1339.020007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.020081][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1339.020136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.020172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.020204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.020238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.020262][ T32] r4:8583f6c0 [ 1339.020352][ T32] INFO: task kworker/0:517:6058 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.020391][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.020499][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.020567][ T32] Call trace: [ 1339.020608][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.020689][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.020723][ T32] r4:00000000 [ 1339.020745][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1339.020908][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 12 printk messages dropped ** [ 1339.021535][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1339.021990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1339.022141][ T32] r4:00000001 [ 1339.022162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.022227][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.022261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.022325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.022364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.022398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.022465][ T32] r4:8334b7c0 [ 1339.022512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.022540][ T32] INFO: task kworker/1:942:6060 blocked for more than 465 seconds. [ 1339.022571][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.022596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.022618][ T32] task:kworker/1:942 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.022693][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.022736][ T32] Call trace: [ 1339.022874][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.022961][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:85743000 [ 1339.023018][ T32] r4:85743000 [ 1339.023057][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.023108][ T32] r5:85743000 r4:8291a680 [ 1339.023165][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.023213][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.023294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1339.023327][ T32] r4:00000000 [ 1339.023413][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.023462][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.023982][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1339.024191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.024563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.024996][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.044050][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.044078][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.044105][ T32] r5:80090113 r4:80239bb0 [ 1339.044128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.044174][ T32] r4:82ac21e4 [ 1339.044197][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.044246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.044292][ T32] r4:df9dddc0 [ 1339.044319][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.044370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.044394][ T32] r4:00000000 [ 1339.044415][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.044468][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.044491][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.044540][ T32] r5:00001000 r4:dffe3000 [ 1339.044562][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.044605][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.044653][ T32] r5:8529a38c r4:8529a000 [ 1339.044696][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.044767][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.044794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.044848][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.044896][ T32] r4:849f1580 [ 1339.044923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.044977][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.045021][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.049812][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.050346][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.050883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 ** 8 printk messages dropped ** [ 1339.051600][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.051924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.052002][ T32] r10:61c88647 r9:85745400 r8:85836eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.052030][ T32] r4:85836e80 [ 1339.052053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.052141][ T32] r10:00000000 r9:85836e80 r8:80287e08 r7:eca1de60 r6:8534a380 r5:85745400 [ 1339.052169][ T32] r4:00000001 [ 1339.052191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.052231][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1339.052321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.052399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.052457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.052494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.052521][ T32] r4:85843fc0 [ 1339.052707][ T32] INFO: task kworker/1:943:6064 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.052744][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.052888][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.052942][ T32] Call trace: [ 1339.052997][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.053099][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.053128][ T32] r4:00000000 [ 1339.053149][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.053195][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.053227][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.053291][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.053325][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.053435][ T32] r5:80090113 r4:80239bb0 [ 1339.053461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.053507][ T32] r4:82ac21e4 [ 1339.053528][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.053599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.053627][ T32] r4:df9dddc0 [ 1339.053648][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.053698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 4 printk messages dropped ** [ 1339.053925][ T32] r5:00001000 r4:dffe3000 [ 1339.053947][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.053991][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.054037][ T32] r5:8529a38c r4:8529a000 [ 1339.054100][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.054177][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.054204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.054282][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.054310][ T32] r4:849f1580 [ 1339.054352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.054409][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.054435][ T32] r4:00000001 [ 1339.054457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.054519][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.054553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.054608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.054642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.054675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.054699][ T32] r4:8334b7c0 [ 1339.054721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.054745][ T32] INFO: task kworker/1:944:6067 blocked for more than 465 seconds. [ 1339.054798][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.054832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.054854][ T32] task:kworker/1:944 state:D stack:0 pid:6067 tgid:6067 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.066131][ T32] r5:85746c00 r4:8291a680 ** 3 printk messages dropped ** [ 1339.066309][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.066509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85849000 ** 6 printk messages dropped ** [ 1339.066809][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.067272][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.067476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1339.067938][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.068057][ T32] Call trace: [ 1339.068111][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.068194][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.068227][ T32] r4:00000000 [ 1339.068249][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.068295][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.068369][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.068407][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.068436][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.068478][ T32] r5:80090113 r4:80239bb0 [ 1339.068513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.068571][ T32] r4:82ac21e4 [ 1339.068620][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.068696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.068730][ T32] r4:df9dddc0 [ 1339.068796][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.068854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.068900][ T32] r4:00000000 [ 1339.068947][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.069024][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.069112][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.069165][ T32] r5:00001000 r4:dffe3000 [ 1339.069187][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.069230][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.069289][ T32] r5:8529a38c r4:8529a000 [ 1339.069314][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.069367][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.069392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.069445][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.069469][ T32] r4:849f1580 [ 1339.069490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.069605][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.069646][ T32] r4:00000001 [ 1339.069700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.069769][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.069808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.069864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.069924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.069964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.069989][ T32] r4:8334b7c0 [ 1339.070011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.070039][ T32] INFO: task kworker/1:945:6069 blocked for more than 465 seconds. [ 1339.070073][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.070100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.070123][ T32] task:kworker/1:945 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.070178][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.070243][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.070482][ T32] r5:85746000 r4:8291a680 ** 3 printk messages dropped ** [ 1339.070673][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.071017][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.071271][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.071675][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.071938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.072610][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1339.072839][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.073155][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.073523][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1339.073724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.074063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1339.074327][ T32] task:kworker/1:946 state:D stack:0 pid:6072 tgid:6072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.074404][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.074487][ T32] Call trace: [ 1339.074523][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.074578][ T32] r10:8291a684 r9:eca41d84 r8:00000002 r7:60000113 r6:eca41d8c r5:85743c00 [ 1339.074602][ T32] r4:85743c00 [ 1339.074624][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.074671][ T32] r5:85743c00 r4:8291a680 [ 1339.074724][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.074771][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.074820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca41e08 [ 1339.074844][ T32] r4:00000000 [ 1339.074864][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.074910][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.074950][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.074998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85849600 [ 1339.075060][ T32] r4:00000000 [ 1339.075087][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.091857][ T32] r9:83018205 r8:85743c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1339.091948][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.092026][ T32] r5:00001000 r4:eb823000 [ 1339.092050][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.092116][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.092176][ T32] r5:85896b8c r4:85896800 [ 1339.092218][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.092278][ T32] r7:ddde2d80 r6:83018200 r5:85896b8c r4:85846000 [ 1339.092311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.092369][ T32] r10:61c88647 r9:85743c00 r8:8584602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.092415][ T32] r4:85846000 [ 1339.092450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.092506][ T32] r10:00000000 r9:85846000 r8:80287e08 r7:ec97de60 r6:8534a500 r5:85743c00 [ 1339.092530][ T32] r4:00000001 [ 1339.092552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.092594][ T32] Exception stack(0xeca41fb0 to 0xeca41ff8) [ 1339.092641][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.092700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.092735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.092790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.092829][ T32] r4:85849480 ** 2 printk messages dropped ** [ 1339.093222][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.093685][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1339.094121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 12 printk messages dropped ** [ 1339.094783][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1339.094923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.102457][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1339.102859][ T32] r10:8291a684 r9:eca45d84 r8:00000002 r7:60000013 r6:eca45d8c r5:85744800 ** 9 printk messages dropped ** [ 1339.103347][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.103873][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.104291][ T32] r10:00000000 r9:85846080 r8:80287e08 r7:eca41e60 r6:85846100 r5:85744800 ** 7 printk messages dropped ** [ 1339.104737][ T32] r4:85849540 ** 5 printk messages dropped ** [ 1339.111354][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.111698][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.111795][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1339.112112][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.112630][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.113056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.113487][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.114015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 ** 6 printk messages dropped ** [ 1339.114341][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.114918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.123518][ T32] r4:00000001 [ 1339.123540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.123583][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 1339.123637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.123698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.123760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.123826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.123877][ T32] r4:858496c0 [ 1339.124076][ T32] INFO: task kworker/1:948:6074 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.124114][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.124200][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.124277][ T32] Call trace: [ 1339.124376][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.124436][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.124463][ T32] r4:00000000 [ 1339.124485][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.124555][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.124592][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.124625][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.124654][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.124681][ T32] r5:80090113 r4:80239bb0 [ 1339.124704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.124751][ T32] r4:82ac21e4 [ 1339.124798][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.124852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.124877][ T32] r4:df9dddc0 [ 1339.124920][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.124979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.125025][ T32] r4:00000000 [ 1339.125105][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.130008][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.130074][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.130145][ T32] r5:00001000 r4:dffe3000 [ 1339.130169][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.130214][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.130275][ T32] r5:8529a38c r4:8529a000 [ 1339.130306][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.130362][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.130406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.130465][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.130514][ T32] r4:849f1580 [ 1339.130541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.130636][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.130709][ T32] r4:00000001 [ 1339.130735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.130777][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.130809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.130843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.130882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.130935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.130983][ T32] r4:8334b7c0 [ 1339.131011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.131082][ T32] INFO: task kworker/0:518:6076 blocked for more than 465 seconds. [ 1339.131130][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.131161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.131186][ T32] task:kworker/0:518 state:D stack:0 pid:6076 tgid:6076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.131246][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.131317][ T32] Call trace: [ 1339.131379][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.131464][ T32] r10:8291a684 r9:eca3dd84 r8:00000002 r7:60000113 r6:eca3dd8c r5:85742400 [ 1339.131493][ T32] r4:85742400 [ 1339.131516][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.131588][ T32] r5:85742400 r4:8291a680 [ 1339.131615][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.131660][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.131731][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1339.131765][ T32] r4:00000000 [ 1339.131787][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.131851][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.131908][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.131959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583f700 [ 1339.131991][ T32] r4:00000000 [ 1339.132013][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.132064][ T32] r9:83018005 r8:85742400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1339.132088][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.132157][ T32] r5:00001000 r4:eb91b000 [ 1339.132192][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.132259][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.132320][ T32] r5:8565378c r4:85653400 [ 1339.132342][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.132501][ T32] r10:61c88647 r9:85742400 r8:8534a5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.132972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.133695][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1339.134014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1339.134545][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.145699][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1339.146042][ T32] INFO: task kworker/1:949:6078 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.146578][ T32] r5:850ae000 r4:8291a680 ** 3 printk messages dropped ** [ 1339.146776][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.147256][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.147682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.148009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.148635][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.148920][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 6 printk messages dropped ** [ 1339.149367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.149463][ T32] r4:df9dddc0 [ 1339.149527][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.149623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.149650][ T32] r4:00000000 [ 1339.149675][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.149753][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.149783][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.149835][ T32] r5:00001000 r4:dffe3000 [ 1339.149873][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.149944][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.150018][ T32] r5:8529a38c r4:8529a000 [ 1339.150042][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.150098][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.150122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.150180][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.150231][ T32] r4:849f1580 [ 1339.150288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.150345][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.150381][ T32] r4:00000001 [ 1339.150463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.150555][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.150614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.150652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.150684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.150718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.150816][ T32] r4:8334b7c0 [ 1339.150932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.150965][ T32] INFO: task kworker/1:950:6080 blocked for more than 465 seconds. [ 1339.150998][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.151024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.151084][ T32] task:kworker/1:950 state:D stack:0 pid:6080 tgid:6080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.151144][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.151193][ T32] Call trace: [ 1339.151225][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.151283][ T32] r10:8291a684 r9:eca51d84 r8:00000002 r7:60000113 r6:eca51d8c r5:850c0000 [ 1339.151342][ T32] r4:850c0000 [ 1339.151442][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.151508][ T32] r5:850c0000 r4:8291a680 [ 1339.151534][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.151580][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.151631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1339.151657][ T32] r4:00000000 [ 1339.151678][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.151741][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.151847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85849c80 ** 6 printk messages dropped ** [ 1339.152215][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.152616][ T32] r10:00000000 r9:85846300 r8:80287e08 r7:eca2de60 r6:8534a700 r5:850c0000 ** 7 printk messages dropped ** [ 1339.152903][ T32] r4:85849a40 ** 5 printk messages dropped ** [ 1339.153356][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.153820][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.154141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 12 printk messages dropped ** [ 1339.154814][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1339.155018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.174443][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1339.174820][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:850c0c00 ** 8 printk messages dropped ** [ 1339.180549][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.181303][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.181716][ T32] r10:00000000 r9:85846380 r8:80287e08 r7:eca51e60 r6:8534a780 r5:850c0c00 ** 7 printk messages dropped ** [ 1339.182072][ T32] r4:85849c80 [ 1339.182285][ T32] INFO: task kworker/1:951:6082 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.182350][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.182496][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.182606][ T32] Call trace: [ 1339.182685][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.182806][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.182862][ T32] r4:00000000 [ 1339.182938][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.183062][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.183157][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.183244][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.183331][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.183403][ T32] r5:80090113 r4:80239bb0 [ 1339.183484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.183588][ T32] r4:82ac21e4 [ 1339.183639][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.183753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.183817][ T32] r4:df9dddc0 [ 1339.183900][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.184042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.184123][ T32] r4:00000000 [ 1339.184156][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.184261][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.184320][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.184378][ T32] r5:00001000 r4:dffe3000 [ 1339.184401][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.184445][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.184542][ T32] r5:8529a38c r4:8529a000 [ 1339.184570][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.184624][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.184674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.184733][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.184783][ T32] r4:849f1580 [ 1339.184833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.184920][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.184973][ T32] r4:00000001 [ 1339.184998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.185104][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.197123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.197183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.197249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.197340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.197395][ T32] r4:8334b7c0 [ 1339.197451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.197487][ T32] INFO: task kworker/1:952:6085 blocked for more than 465 seconds. [ 1339.197525][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.197554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.197603][ T32] task:kworker/1:952 state:D stack:0 pid:6085 tgid:6085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.197675][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.197759][ T32] Call trace: [ 1339.197798][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.197920][ T32] r10:8291a684 r9:eca61d84 r8:00000002 r7:60000013 r6:eca61d8c r5:850c3000 [ 1339.197951][ T32] r4:850c3000 [ 1339.198001][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.198081][ T32] r5:850c3000 r4:8291a680 [ 1339.198114][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.198186][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.198247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 [ 1339.198272][ T32] r4:00000000 [ 1339.198294][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.198358][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.198405][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.198454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769480 [ 1339.198480][ T32] r4:00000000 [ 1339.198502][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.198773][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.199152][ T32] r10:00000000 r9:85846400 r8:80287e08 r7:eca51e60 r6:8534a800 r5:850c3000 ** 5 printk messages dropped ** [ 1339.199339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.199396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.199432][ T32] r4:85849b80 [ 1339.199664][ T32] INFO: task kworker/1:952:6085 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.199710][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.199799][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.199867][ T32] Call trace: [ 1339.199908][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.199966][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.199994][ T32] r4:00000000 [ 1339.200016][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.200061][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.200093][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.200127][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.200154][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.200181][ T32] r5:80090113 r4:80239bb0 [ 1339.200204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.200273][ T32] r4:82ac21e4 [ 1339.200300][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.200350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.200376][ T32] r4:df9dddc0 [ 1339.200447][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.200501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.200531][ T32] r4:00000000 [ 1339.200555][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.200631][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.200683][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.200746][ T32] r5:00001000 r4:dffe3000 [ 1339.200817][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.200864][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.200918][ T32] r5:8529a38c r4:8529a000 [ 1339.200940][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.201018][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.201053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.201109][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.201139][ T32] r4:849f1580 [ 1339.201161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.201289][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.201319][ T32] r4:00000001 [ 1339.201341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.201382][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.201436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.201480][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.201512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.201570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.201666][ T32] r4:8334b7c0 [ 1339.201701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.201729][ T32] INFO: task kworker/1:953:6087 blocked for more than 465 seconds. [ 1339.201759][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.201784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.201807][ T32] task:kworker/1:953 state:D stack:0 pid:6087 tgid:6087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.201918][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1339.202064][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.202612][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.203176][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.203488][ T32] r10:61c88647 r9:850c3c00 r8:858464ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.203861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1339.204364][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.204632][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1339.205007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1339.214780][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.215950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.215986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.216012][ T32] r4:8334b7c0 [ 1339.216037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1339.216243][ T32] task:kworker/1:954 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.216850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca6de08 ** 10 printk messages dropped ** [ 1339.217404][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.217662][ T32] r10:61c88647 r9:850c2400 r8:8584652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.218016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.218663][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.219195][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.219365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1339.219908][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1339.220167][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.220340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.220655][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.221024][ T32] r5:850c1800 r4:8291a680 ** 5 printk messages dropped ** [ 1339.221238][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.221695][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.222171][ T32] r10:00000000 r9:85846580 r8:80287e08 r7:eca61e60 r6:8534a980 r5:850c1800 ** 9 printk messages dropped ** [ 1339.222730][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.223316][ T32] r5:80090113 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.223493][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1339.223815][ T32] r5:00001000 r4:dffe3000 ** 4 printk messages dropped ** [ 1339.224080][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 8 printk messages dropped ** [ 1339.224377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.224410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.224441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.224498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.224550][ T32] r4:8334b7c0 [ 1339.224576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.224603][ T32] INFO: task kworker/1:956:6093 blocked for more than 465 seconds. [ 1339.224633][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.224705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.224770][ T32] task:kworker/1:956 state:D stack:0 pid:6093 tgid:6093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.224852][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.224902][ T32] Call trace: [ 1339.224987][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.225094][ T32] r10:8291a684 r9:eca81d84 r8:00000002 r7:60000113 r6:eca81d8c r5:850c4800 [ 1339.242832][ T32] r4:850c4800 [ 1339.242875][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.242975][ T32] r5:850c4800 r4:8291a680 [ 1339.243092][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.243202][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.243284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 [ 1339.243339][ T32] r4:00000000 [ 1339.243371][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.243432][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.243543][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.243621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769080 [ 1339.243652][ T32] r4:00000000 [ 1339.243729][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.243793][ T32] r9:83018205 r8:850c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.243818][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.243898][ T32] r5:00001000 r4:ec6d1000 [ 1339.243958][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.244007][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.244058][ T32] r5:8589c78c r4:8589c400 [ 1339.244081][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.244135][ T32] r7:ddde2d80 r6:83018200 r5:8589c78c r4:85846600 [ 1339.244174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.244232][ T32] r10:61c88647 r9:850c4800 r8:8584662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.244263][ T32] r4:85846600 [ 1339.244287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.244341][ T32] r10:00000000 r9:85846600 r8:80287e08 r7:eca61e60 r6:8534aa00 r5:850c4800 ** 5 printk messages dropped ** [ 1339.244600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.252132][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.252489][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1339.253086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1339.253631][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1339.253904][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.254096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.254419][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.254841][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.261872][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.262379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.262967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.263508][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.263863][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 10 printk messages dropped ** [ 1339.264355][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.264695][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1339.271797][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1339.272208][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1339.272414][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.272988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 ** 6 printk messages dropped ** [ 1339.273441][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.273928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.274313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.274350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.274389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.274441][ T32] r4:85769380 [ 1339.274603][ T32] INFO: task kworker/1:958:6097 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.274664][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.274753][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.274803][ T32] Call trace: [ 1339.274841][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.274903][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.274930][ T32] r4:00000000 [ 1339.274951][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.275021][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.275114][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.281251][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.281297][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.281329][ T32] r5:80090113 r4:80239bb0 [ 1339.281354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.281413][ T32] r4:82ac21e4 [ 1339.281437][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.281489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.281515][ T32] r4:df9dddc0 [ 1339.281536][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.281609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.281642][ T32] r4:00000000 [ 1339.281666][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.281722][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.281746][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.281822][ T32] r5:00001000 r4:dffe3000 [ 1339.281849][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.281926][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.282032][ T32] r5:8529a38c r4:8529a000 [ 1339.282059][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.282141][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.282199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.282259][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.282285][ T32] r4:849f1580 [ 1339.282307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.282360][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.282410][ T32] r4:00000001 [ 1339.282441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.282488][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.282519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.282552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.282600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.282673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.282702][ T32] r4:8334b7c0 [ 1339.282729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.282759][ T32] INFO: task kworker/1:959:6100 blocked for more than 465 seconds. [ 1339.282816][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.282848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.282872][ T32] task:kworker/1:959 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.282967][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.283103][ T32] Call trace: [ 1339.283176][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.283241][ T32] r10:8291a684 r9:eca9dd84 r8:00000002 r7:60000013 r6:eca9dd8c r5:85780000 [ 1339.283267][ T32] r4:85780000 [ 1339.283295][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.283347][ T32] r5:85780000 r4:8291a680 [ 1339.283396][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.283446][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.283497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 [ 1339.283534][ T32] r4:00000000 [ 1339.283558][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.283649][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.283692][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.283741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769700 [ 1339.283790][ T32] r4:00000000 [ 1339.283821][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.283873][ T32] r9:83018205 r8:85780000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1339.283926][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.284014][ T32] r5:00001000 r4:ec747000 [ 1339.284046][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.284093][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.284140][ T32] r5:8589db8c r4:8589d800 [ 1339.284162][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.284213][ T32] r7:ddde2d80 r6:83018200 r5:8589db8c r4:85846780 [ 1339.284237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.284311][ T32] r10:61c88647 r9:85780000 r8:858467ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.284365][ T32] r4:85846780 [ 1339.284390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.284554][ T32] r10:00000000 r9:85846780 r8:80287e08 r7:eca91e60 r6:8534ac00 r5:85780000 [ 1339.284602][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.284725][ T32] Exception stack(0xeca9dfb0 to 0xeca9dff8) ** 6 printk messages dropped ** [ 1339.294207][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.295007][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.299936][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1339.300491][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1339.300859][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1339.301176][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1339.301596][ T32] r4:85783000 ** 5 printk messages dropped ** [ 1339.301829][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.302118][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.302387][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.302790][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.303065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.303757][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 10 printk messages dropped ** [ 1339.304195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 7 printk messages dropped ** [ 1339.304578][ T32] r5:00001000 r4:dffe3000 [ 1339.304604][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.304678][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.304778][ T32] r5:8529a38c r4:8529a000 [ 1339.304803][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.304857][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.304880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.304945][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.305066][ T32] r4:849f1580 [ 1339.314115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.314239][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.314278][ T32] r4:00000001 [ 1339.314351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.314451][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.314552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.314613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.314680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.314719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.314769][ T32] r4:8334b7c0 [ 1339.314798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.314831][ T32] INFO: task kworker/1:960:6102 blocked for more than 465 seconds. [ 1339.314971][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.315012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.315389][ T32] task:kworker/1:960 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.315477][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.315535][ T32] Call trace: [ 1339.315569][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.315629][ T32] r10:8291a684 r9:ecaa5d84 r8:00000002 r7:60000113 r6:ecaa5d8c r5:85783c00 [ 1339.315656][ T32] r4:85783c00 [ 1339.315678][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.315727][ T32] r5:85783c00 r4:8291a680 [ 1339.315750][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.315796][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.315901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 [ 1339.315953][ T32] r4:00000000 [ 1339.315980][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.316034][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.316086][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.316138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769b40 [ 1339.316163][ T32] r4:00000000 [ 1339.316190][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.316247][ T32] r9:83018205 r8:85783c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1339.316271][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.316334][ T32] r5:00001000 r4:ec7a5000 ** 1 printk messages dropped ** [ 1339.316427][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.316854][ T32] r10:00000000 r9:85846800 r8:80287e08 r7:eca9de60 r6:8534ad00 r5:85783c00 ** 6 printk messages dropped ** [ 1339.317178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.317877][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.318298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 7 printk messages dropped ** [ 1339.318666][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.319111][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.319518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.319857][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.320251][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.320632][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.321114][ T32] r7:ddde2d80 r6:83018200 r5:8589df8c r4:85846880 ** 5 printk messages dropped ** [ 1339.321446][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.321664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.322176][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.322510][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.322770][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.323130][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.323398][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.323459][ T32] r4:849f1580 [ 1339.323491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.323545][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.323571][ T32] r4:00000001 [ 1339.323595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.323636][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.323667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.323700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.323731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.323764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.323813][ T32] r4:8334b7c0 [ 1339.323839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.323866][ T32] INFO: task kworker/1:962:6105 blocked for more than 465 seconds. [ 1339.323901][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.323950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.323979][ T32] task:kworker/1:962 state:D stack:0 pid:6105 tgid:6105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.324031][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.324082][ T32] Call trace: [ 1339.324155][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.324215][ T32] r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000013 r6:ecab1d8c r5:85782400 [ 1339.324240][ T32] r4:85782400 [ 1339.324310][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.324364][ T32] r5:85782400 r4:8291a680 [ 1339.324387][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.324456][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.324512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1339.324537][ T32] r4:00000000 [ 1339.324558][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.324600][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.324639][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.324688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769980 [ 1339.324713][ T32] r4:00000000 [ 1339.324735][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.324787][ T32] r9:83018205 r8:85782400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1339.324812][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.324859][ T32] r5:00001000 r4:ec77f000 [ 1339.324881][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.324935][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.324984][ T32] r5:8589e38c r4:8589e000 [ 1339.325076][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.343468][ T32] r7:ddde2d80 r6:83018200 r5:8589e38c r4:85846900 [ 1339.343518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.343600][ T32] r10:61c88647 r9:85782400 r8:8584692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.343627][ T32] r4:85846900 [ 1339.343797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.343859][ T32] r10:00000000 r9:85846900 r8:80287e08 r7:ecaa5e60 r6:8534ae00 r5:85782400 [ 1339.343900][ T32] r4:00000001 [ 1339.343927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.343972][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1339.344005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.344038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.344075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.344135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.344164][ T32] r4:857698c0 [ 1339.344333][ T32] INFO: task kworker/1:962:6105 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.344395][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.344471][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.344526][ T32] Call trace: [ 1339.344561][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.344639][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.344671][ T32] r4:00000000 [ 1339.344790][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.344843][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.344905][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.344968][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.345002][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.345029][ T32] r5:80090113 r4:80239bb0 [ 1339.345114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.349640][ T32] r4:82ac21e4 [ 1339.349694][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.349789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.349820][ T32] r4:df9dddc0 [ 1339.349874][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.349940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.349966][ T32] r4:00000000 [ 1339.350038][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.350122][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.350204][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.350261][ T32] r5:00001000 r4:dffe3000 [ 1339.350285][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.350331][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.350732][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1339.351157][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1339.351517][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.351814][ T32] r5:85781800 r4:8291a680 ** 5 printk messages dropped ** [ 1339.352176][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.352683][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.353149][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.353382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.353874][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.354119][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1339.354487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 7 printk messages dropped ** [ 1339.354861][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.363817][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.364446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.364962][ T32] task:kworker/1:964 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.370479][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.370666][ T32] r4:00000000 [ 1339.370688][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.370742][ T32] r9:83018205 r8:85786c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1339.370768][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.370819][ T32] r5:00001000 r4:ec8bd000 [ 1339.370866][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.370946][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.371000][ T32] r5:8589cf8c r4:8589cc00 [ 1339.371056][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.371177][ T32] r7:ddde2d80 r6:83018200 r5:8589cf8c r4:85846a00 [ 1339.371260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.371368][ T32] r10:61c88647 r9:85786c00 r8:85846a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.371415][ T32] r4:85846a00 [ 1339.371439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.371497][ T32] r10:00000000 r9:85846a00 r8:80287e08 r7:ecaa5e60 r6:8534af00 r5:85786c00 [ 1339.371522][ T32] r4:00000001 [ 1339.371592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.371646][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1339.371679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.371713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.371743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.371776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.371803][ T32] r4:85769a00 [ 1339.372000][ T32] INFO: task kworker/1:964:6109 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.372069][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.372175][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.372247][ T32] Call trace: [ 1339.372373][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.372437][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.372493][ T32] r4:00000000 [ 1339.372518][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.372565][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.372599][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.372633][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.372663][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.372690][ T32] r5:80090113 r4:80239bb0 [ 1339.372712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.372757][ T32] r4:82ac21e4 [ 1339.372779][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.372828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.372852][ T32] r4:df9dddc0 [ 1339.372874][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.372956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.372986][ T32] r4:00000000 [ 1339.373010][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.373094][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.373147][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.373227][ T32] r5:00001000 r4:dffe3000 [ 1339.373251][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.373297][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.373370][ T32] r5:8529a38c r4:8529a000 [ 1339.373395][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.373449][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.373473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.373528][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.373577][ T32] r4:849f1580 [ 1339.373613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1339.373784][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1339.374045][ T32] INFO: task kworker/1:965:6111 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.374474][ T32] r4:85786000 ** 5 printk messages dropped ** [ 1339.374720][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.374870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85769cc0 ** 7 printk messages dropped ** [ 1339.386017][ T32] r5:8589eb8c r4:8589e800 ** 4 printk messages dropped ** [ 1339.386285][ T32] r4:85846a80 ** 2 printk messages dropped ** [ 1339.386396][ T32] r4:00000001 [ 1339.386417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.386459][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1339.386493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.386550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.386610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.386672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.386721][ T32] r4:85769c00 [ 1339.386912][ T32] INFO: task kworker/1:965:6111 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.386954][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.387058][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.387151][ T32] Call trace: [ 1339.387220][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.387283][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.387323][ T32] r4:00000000 [ 1339.387349][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.387396][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.387454][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.387518][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.387550][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.387579][ T32] r5:80090113 r4:80239bb0 [ 1339.387602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.387650][ T32] r4:82ac21e4 [ 1339.387697][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.387752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.387777][ T32] r4:df9dddc0 [ 1339.387800][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.387849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.387876][ T32] r4:00000000 [ 1339.387943][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.388004][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.388058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.388111][ T32] r5:00001000 r4:dffe3000 [ 1339.388156][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.388205][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.388278][ T32] r5:8529a38c r4:8529a000 [ 1339.388304][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.388359][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.388385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.388470][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.388499][ T32] r4:849f1580 [ 1339.388543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.388635][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 1 printk messages dropped ** [ 1339.388745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.389133][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1339.389870][ T32] r5:850c6000 r4:8291a680 ** 5 printk messages dropped ** [ 1339.390189][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.390661][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.390934][ T32] r4:85846b00 ** 4 printk messages dropped ** [ 1339.391165][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) ** 6 printk messages dropped ** [ 1339.391583][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.392282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1339.392942][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.393385][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1339.393629][ T32] INFO: task kworker/1:967:6115 blocked for more than 465 seconds. ** 10 printk messages dropped ** [ 1339.394714][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.413232][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.413310][ T32] r5:00001000 r4:ec835000 [ 1339.413337][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.413421][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.413475][ T32] r5:8589f38c r4:8589f000 [ 1339.413499][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.413555][ T32] r7:ddde2d80 r6:83018200 r5:8589f38c r4:85846b80 [ 1339.413604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.413662][ T32] r10:61c88647 r9:850c6c00 r8:85846bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.413688][ T32] r4:85846b80 [ 1339.413710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.413788][ T32] r10:00000000 r9:85846b80 r8:80287e08 r7:ecac1e60 r6:85758080 r5:850c6c00 [ 1339.413816][ T32] r4:00000001 [ 1339.413839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.413882][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) [ 1339.413921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.413954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.414010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.414049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.414075][ T32] r4:85769e40 [ 1339.414271][ T32] INFO: task kworker/1:967:6115 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.414312][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.414384][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.414434][ T32] Call trace: [ 1339.414469][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.414529][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.414555][ T32] r4:00000000 [ 1339.414589][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.414649][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.414686][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.414772][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.414806][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.414833][ T32] r5:80090113 r4:80239bb0 [ 1339.414856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.414932][ T32] r4:82ac21e4 [ 1339.414959][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.415010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.415052][ T32] r4:df9dddc0 [ 1339.420695][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.420830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.420884][ T32] r4:00000000 [ 1339.420978][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.421039][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.421064][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.421116][ T32] r5:00001000 r4:dffe3000 [ 1339.421161][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.421210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.421283][ T32] r5:8529a38c r4:8529a000 [ 1339.421309][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.421364][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.421388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.421441][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.421542][ T32] r4:849f1580 [ 1339.421595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.421680][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.421710][ T32] r4:00000001 [ 1339.421738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.421969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.422367][ T32] r10:8291a684 r9:ecae1d84 r8:00000002 r7:60000113 r6:ecae1d8c r5:858c0c00 ** 8 printk messages dropped ** [ 1339.422804][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.423278][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.423428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.423515][ T32] r10:61c88647 r9:858c0c00 r8:85846c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.423545][ T32] r4:85846c00 [ 1339.423567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.423620][ T32] r10:00000000 r9:85846c00 r8:80287e08 r7:ecac1e60 r6:85758100 r5:858c0c00 [ 1339.423645][ T32] r4:00000001 [ 1339.423667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.423708][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1339.423738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.423771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.423815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.423907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.423937][ T32] r4:8576e080 [ 1339.424095][ T32] INFO: task kworker/1:968:6117 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.424130][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.424190][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.424243][ T32] Call trace: [ 1339.424275][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.424331][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.424357][ T32] r4:00000000 [ 1339.424378][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.424422][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1339.424548][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1339.425001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1339.434289][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.434661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.439648][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.440150][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.440262][ T32] r4:00000000 [ 1339.440296][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.440341][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.440384][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.440435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e200 [ 1339.440463][ T32] r4:00000000 [ 1339.440508][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.440567][ T32] r9:83018205 r8:858c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1339.440619][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.440697][ T32] r5:00001000 r4:ec87d000 [ 1339.440734][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.440807][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.440860][ T32] r5:8589f78c r4:8589f400 [ 1339.440883][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.440943][ T32] r7:ddde2d80 r6:83018200 r5:8589f78c r4:85846c80 [ 1339.440968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.441067][ T32] r10:61c88647 r9:858c0000 r8:85846cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.441102][ T32] r4:85846c80 [ 1339.441178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.441268][ T32] r10:00000000 r9:85846c80 r8:80287e08 r7:ecac1e60 r6:85758180 r5:858c0000 [ 1339.441305][ T32] r4:00000001 [ 1339.441328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.441374][ T32] Exception stack(0xecaedfb0 to 0xecaedff8) [ 1339.441434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.441497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.441557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.441619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.441647][ T32] r4:8576e300 [ 1339.441820][ T32] INFO: task kworker/1:969:6120 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.441856][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.441927][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.442003][ T32] Call trace: [ 1339.442036][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.442093][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.442120][ T32] r4:00000000 [ 1339.442143][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.442188][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.442220][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.442272][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.442304][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.442333][ T32] r5:80090113 r4:80239bb0 [ 1339.442356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.442401][ T32] r4:82ac21e4 [ 1339.442451][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.442509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.442536][ T32] r4:df9dddc0 [ 1339.442560][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1339.442793][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.443403][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1339.443748][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1339.443951][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.444332][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.444730][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.445068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.456116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.456733][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.457086][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.457271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.457296][ T32] r4:00000000 [ 1339.457318][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.457371][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.457395][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.457443][ T32] r5:00001000 r4:dffe3000 [ 1339.457465][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.457509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.457582][ T32] r5:8529a38c r4:8529a000 [ 1339.457616][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.457670][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.457750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.457808][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.457834][ T32] r4:849f1580 [ 1339.457883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.457953][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.458002][ T32] r4:00000001 [ 1339.458027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.458069][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.458100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.458133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.458163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.458197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.458249][ T32] r4:8334b7c0 [ 1339.458276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.458318][ T32] INFO: task kworker/1:971:6124 blocked for more than 465 seconds. [ 1339.458405][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.458462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.458513][ T32] task:kworker/1:971 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.458606][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.458664][ T32] Call trace: [ 1339.458752][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.458838][ T32] r10:8291a684 r9:ecaf9d84 r8:00000002 r7:60000113 r6:ecaf9d8c r5:858c3c00 [ 1339.458882][ T32] r4:858c3c00 [ 1339.458911][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.458962][ T32] r5:858c3c00 r4:8291a680 [ 1339.458984][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.459027][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.459094][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 ** 8 printk messages dropped ** [ 1339.459433][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.459779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.460225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.460748][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.461088][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.461313][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.461576][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.462027][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.462246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.462478][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.462816][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1339.463410][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.463767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.464172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.464724][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.464950][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1339.481979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1339.482600][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.482772][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.482802][ T32] r4:00000001 [ 1339.482824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.482894][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.482960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.482997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.483048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.483104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.483131][ T32] r4:8334b7c0 [ 1339.483157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.483212][ T32] INFO: task kworker/1:973:6128 blocked for more than 465 seconds. [ 1339.483254][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.483283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.483307][ T32] task:kworker/1:973 state:D stack:0 pid:6128 tgid:6128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.483367][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.483445][ T32] Call trace: [ 1339.483481][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.483540][ T32] r10:8291a684 r9:ecb09d84 r8:00000002 r7:60000013 r6:ecb09d8c r5:858c6000 [ 1339.483565][ T32] r4:858c6000 [ 1339.483587][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.483636][ T32] r5:858c6000 r4:8291a680 [ 1339.483659][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.483704][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.483755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb09e08 [ 1339.483805][ T32] r4:00000000 [ 1339.483907][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.483965][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.484035][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.484090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576edc0 [ 1339.484118][ T32] r4:00000000 [ 1339.484166][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.484248][ T32] r9:83018205 r8:858c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1339.484283][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.484333][ T32] r5:00001000 r4:ec987000 [ 1339.484358][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.484427][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.484482][ T32] r5:858a1f8c r4:858a1c00 [ 1339.484505][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.484608][ T32] r7:ddde2d80 r6:83018200 r5:858a1f8c r4:85846e80 [ 1339.484641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.484722][ T32] r10:61c88647 r9:858c6000 r8:85846eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.484781][ T32] r4:85846e80 [ 1339.484808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.484862][ T32] r10:00000000 r9:85846e80 r8:80287e08 r7:ecb01e60 r6:85758380 r5:858c6000 [ 1339.484888][ T32] r4:00000001 [ 1339.484916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.484957][ T32] Exception stack(0xecb09fb0 to 0xecb09ff8) [ 1339.484988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.485054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.493463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.493557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.493637][ T32] r4:8576e8c0 [ 1339.493813][ T32] INFO: task kworker/1:973:6128 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.493869][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.493971][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.494058][ T32] Call trace: [ 1339.494135][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.494202][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.494229][ T32] r4:00000000 [ 1339.494268][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.494317][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.494374][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.494413][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.494442][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.494471][ T32] r5:80090113 r4:80239bb0 [ 1339.494519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.494572][ T32] r4:82ac21e4 [ 1339.494595][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.494645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.494671][ T32] r4:df9dddc0 [ 1339.494717][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.494826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.494857][ T32] r4:00000000 [ 1339.494879][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.494940][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.494988][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.495059][ T32] r5:00001000 r4:dffe3000 [ 1339.495133][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.499691][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.499795][ T32] r5:8529a38c r4:8529a000 [ 1339.499860][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.500063][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1339.500325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.500703][ T32] INFO: task kworker/1:974:6129 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 1339.501260][ T32] r4:858c4800 ** 4 printk messages dropped ** [ 1339.501554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 ** 6 printk messages dropped ** [ 1339.501875][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.502379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.502785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.503434][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.503841][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.504044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1339.504709][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.504962][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.517706][ T32] task:kworker/1:975 state:D stack:0 pid:6131 tgid:6131 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.518326][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.518539][ T32] r4:00000000 [ 1339.518616][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.518678][ T32] r9:83018205 r8:858c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1339.518730][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.518788][ T32] r5:00001000 r4:ec95f000 [ 1339.518840][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.518895][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.518947][ T32] r5:858a178c r4:858a1400 [ 1339.518969][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.519026][ T32] r7:ddde2d80 r6:83018200 r5:858a178c r4:85836f80 [ 1339.519089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.519161][ T32] r10:61c88647 r9:858c3000 r8:85836fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.519220][ T32] r4:85836f80 [ 1339.519270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.519362][ T32] r10:00000000 r9:85836f80 r8:80287e08 r7:ecb09e60 r6:85758480 r5:858c3000 [ 1339.519403][ T32] r4:00000001 [ 1339.519446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.519521][ T32] Exception stack(0xecb15fb0 to 0xecb15ff8) [ 1339.519593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.519632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.519713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.519787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.519817][ T32] r4:8576ea00 [ 1339.520003][ T32] INFO: task kworker/1:975:6131 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.520041][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.520187][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.520295][ T32] Call trace: [ 1339.520360][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.520424][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.520476][ T32] r4:00000000 [ 1339.520503][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.520551][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.520585][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.520620][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.520674][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.520757][ T32] r5:80090113 r4:80239bb0 [ 1339.520809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.520866][ T32] r4:82ac21e4 [ 1339.520896][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.520950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.520974][ T32] r4:df9dddc0 [ 1339.520996][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.521121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.521157][ T32] r4:00000000 [ 1339.521230][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.521287][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.521332][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.521384][ T32] r5:00001000 r4:dffe3000 [ 1339.521408][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.521479][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.521531][ T32] r5:8529a38c r4:8529a000 [ 1339.521553][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.521656][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.521708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.521768][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.521796][ T32] r4:849f1580 [ 1339.521865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.521927][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.521952][ T32] r4:00000001 [ 1339.521973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.522028][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.522087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.522123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.522156][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.522189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.522214][ T32] r4:8334b7c0 [ 1339.522235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.522312][ T32] INFO: task kworker/1:976:6133 blocked for more than 465 seconds. [ 1339.522378][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.522406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.522466][ T32] task:kworker/1:976 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.522553][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.522627][ T32] Call trace: [ 1339.522662][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.522718][ T32] r10:8291a684 r9:ecb1dd84 r8:00000002 r7:60000013 r6:ecb1dd8c r5:858c6c00 [ 1339.522744][ T32] r4:858c6c00 [ 1339.522766][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.522817][ T32] r5:858c6c00 r4:8291a680 [ 1339.522839][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.522883][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.522938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1339.522963][ T32] r4:00000000 [ 1339.522984][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.523024][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.523099][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.523174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e700 [ 1339.523204][ T32] r4:00000000 [ 1339.523227][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.523279][ T32] r9:83018205 r8:858c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1339.523329][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.523381][ T32] r5:00001000 r4:ec971000 [ 1339.523427][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.523477][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.523863][ T32] r10:00000000 r9:8581cf80 r8:80287e08 r7:ecb09e60 r6:85758500 r5:858c6c00 ** 5 printk messages dropped ** [ 1339.524106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.524144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.524195][ T32] r4:8576e9c0 [ 1339.524294][ T32] INFO: task kworker/1:976:6133 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.524340][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.524431][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.524507][ T32] Call trace: [ 1339.524607][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.524695][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.524727][ T32] r4:00000000 [ 1339.524774][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.524836][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.524872][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.524912][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.524943][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.524972][ T32] r5:80090113 r4:80239bb0 [ 1339.525002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.525105][ T32] r4:82ac21e4 [ 1339.534245][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.534338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.534368][ T32] r4:df9dddc0 [ 1339.534417][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.534652][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.534983][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.535561][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.536142][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.536490][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.537077][ T32] r5:00001000 r4:eb449000 ** 2 printk messages dropped ** [ 1339.537257][ T32] r5:858a238c r4:858a2000 ** 1 printk messages dropped ** [ 1339.537336][ T32] r7:ddde2d80 r6:83018200 r5:858a238c r4:85625000 [ 1339.537361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.537440][ T32] r10:61c88647 r9:85883000 r8:8562502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.537501][ T32] r4:85625000 [ 1339.537583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.537640][ T32] r10:00000000 r9:85625000 r8:80287e08 r7:ecb09e60 r6:85625080 r5:85883000 [ 1339.537666][ T32] r4:00000001 [ 1339.537687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.537777][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1339.537811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.537845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.537876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.537921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.537948][ T32] r4:8576ec80 [ 1339.538103][ T32] INFO: task kworker/1:977:6136 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.538178][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.538252][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.538345][ T32] Call trace: [ 1339.538406][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.538518][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.538549][ T32] r4:00000000 [ 1339.538571][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.538627][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 4 printk messages dropped ** [ 1339.538867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.539495][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.539884][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.540187][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.540598][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.540648][ T32] Call trace: [ 1339.540682][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.540738][ T32] r10:8291a684 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:85883c00 [ 1339.540813][ T32] r4:85883c00 [ 1339.540894][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.540972][ T32] r5:85883c00 r4:8291a680 [ 1339.541022][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.541071][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.541122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1339.541148][ T32] r4:00000000 [ 1339.541169][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.541232][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.541275][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.541323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576e080 [ 1339.541348][ T32] r4:00000000 [ 1339.541375][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.541428][ T32] r9:83018205 r8:85883c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1339.541453][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.541501][ T32] r5:00001000 r4:ec99d000 [ 1339.541523][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.541592][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.541644][ T32] r5:858a278c r4:858a2400 [ 1339.541667][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.541846][ T32] r10:61c88647 r9:85883c00 r8:8562512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.542300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.542975][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1339.543264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1339.543777][ T32] r5:8529a38c r4:8529a000 [ 1339.543800][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.543858][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.543898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.543960][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.544010][ T32] r4:849f1580 [ 1339.544035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.544124][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.544153][ T32] r4:00000001 [ 1339.544175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.544215][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.544257][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.544309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.544369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.544406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.544456][ T32] r4:8334b7c0 [ 1339.544481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.544557][ T32] INFO: task kworker/1:979:6139 blocked for more than 465 seconds. [ 1339.544655][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.544684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.544732][ T32] task:kworker/1:979 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.544837][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.544910][ T32] Call trace: [ 1339.544974][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.545058][ T32] r10:8291a684 r9:eca59d84 r8:00000002 r7:60000013 r6:eca59d8c r5:85884800 [ 1339.545163][ T32] r4:85884800 [ 1339.565508][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.565612][ T32] r5:85884800 r4:8291a680 [ 1339.565666][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.565741][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.565797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca59e08 [ 1339.565825][ T32] r4:00000000 [ 1339.565849][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.565921][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.565971][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.566021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ec80 [ 1339.566070][ T32] r4:00000000 [ 1339.566099][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.566157][ T32] r9:83018205 r8:85884800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.566182][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.566241][ T32] r5:00001000 r4:eb697000 [ 1339.566265][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.566309][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.566430][ T32] r5:85653f8c r4:85653c00 [ 1339.566481][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.566541][ T32] r7:ddde2d80 r6:83018200 r5:85653f8c r4:85625200 [ 1339.566565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.566694][ T32] r4:85625200 ** 6 printk messages dropped ** [ 1339.567096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.567780][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.568144][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1339.568547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1339.569012][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1339.569467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.569989][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1339.570499][ T32] r4:85885400 ** 4 printk messages dropped ** [ 1339.570752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb35e08 ** 9 printk messages dropped ** [ 1339.571319][ T32] r5:00001000 r4:eb495000 ** 3 printk messages dropped ** [ 1339.571484][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.571799][ T32] r4:00000001 [ 1339.571859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.571915][ T32] Exception stack(0xecb35fb0 to 0xecb35ff8) [ 1339.571947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.571981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.572012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.572049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.572075][ T32] r4:857fee80 [ 1339.572180][ T32] INFO: task kworker/0:520:6143 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.572219][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.572279][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.572324][ T32] Call trace: [ 1339.572380][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.572519][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.572550][ T32] r4:00000000 [ 1339.572573][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.572622][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.572680][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.572721][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.572763][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.572798][ T32] r5:80090113 r4:80239bb0 [ 1339.572849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.572914][ T32] r4:82ac21e4 [ 1339.572939][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.572990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.573016][ T32] r4:df9dddc0 [ 1339.573040][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.573140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.573189][ T32] r4:00000000 [ 1339.573226][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.573284][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.573308][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.573382][ T32] r5:00001000 r4:dffe3000 [ 1339.573408][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.573453][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.573526][ T32] r5:8529a38c r4:8529a000 [ 1339.573649][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.573793][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 3 printk messages dropped ** [ 1339.573944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.574279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.574488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1339.574860][ T32] r4:85886c00 ** 3 printk messages dropped ** [ 1339.575075][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.596273][ T32] r5:00001000 r4:eba7d000 ** 1 printk messages dropped ** [ 1339.596344][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.596767][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.597064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.597752][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1339.598175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.598583][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.598860][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.599182][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.599807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.600238][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.600913][ T32] r5:00001000 r4:eb929000 ** 4 printk messages dropped ** [ 1339.601197][ T32] r7:ddde2d80 r6:83018200 r5:858a2b8c r4:85625400 ** 5 printk messages dropped ** [ 1339.601497][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.601688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.602051][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.602104][ T32] Call trace: [ 1339.602139][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.602197][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.602249][ T32] r4:00000000 [ 1339.602325][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.602382][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.602417][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.602456][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.602488][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.602516][ T32] r5:80090113 r4:80239bb0 [ 1339.602538][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.602583][ T32] r4:82ac21e4 [ 1339.602606][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.602657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.602756][ T32] r4:df9dddc0 [ 1339.602795][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.602927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.602984][ T32] r4:00000000 [ 1339.603023][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.603114][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.603140][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.603213][ T32] r5:00001000 r4:dffe3000 [ 1339.603240][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.603314][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.603373][ T32] r5:8529a38c r4:8529a000 [ 1339.603420][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.603503][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.603532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.603587][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.603611][ T32] r4:849f1580 [ 1339.603632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.603709][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.603738][ T32] r4:00000001 [ 1339.603787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.603833][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.603888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.603929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.603989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.604026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.604051][ T32] r4:8334b7c0 [ 1339.604120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.604156][ T32] INFO: task kworker/0:522:6150 blocked for more than 466 seconds. [ 1339.604188][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.604215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.604260][ T32] task:kworker/0:522 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.604322][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.604391][ T32] Call trace: [ 1339.604452][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.604511][ T32] r10:8291a684 r9:ecb45d84 r8:00000002 r7:60000013 r6:ecb45d8c r5:85880000 [ 1339.604562][ T32] r4:85880000 [ 1339.604588][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.604638][ T32] r5:85880000 r4:8291a680 [ 1339.604684][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.604744][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.604798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1339.604823][ T32] r4:00000000 [ 1339.604844][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1339.605019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fe840 ** 6 printk messages dropped ** [ 1339.623129][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.623524][ T32] r10:00000000 r9:85758780 r8:80287e08 r7:ecb2de60 r6:85625500 r5:85880000 ** 7 printk messages dropped ** [ 1339.623939][ T32] r4:84185080 ** 5 printk messages dropped ** [ 1339.624489][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 1 printk messages dropped ** [ 1339.624539][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.624585][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.624618][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.624653][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.624681][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.624708][ T32] r5:80090113 r4:80239bb0 [ 1339.624733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.624780][ T32] r4:82ac21e4 [ 1339.624803][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.624851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.624892][ T32] r4:df9dddc0 [ 1339.624920][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.624971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.625023][ T32] r4:00000000 [ 1339.631870][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.632024][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.632079][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.632150][ T32] r5:00001000 r4:dffe3000 [ 1339.632185][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.632232][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.632293][ T32] r5:8529a38c r4:8529a000 [ 1339.632371][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.632430][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.632460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.632516][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.632541][ T32] r4:849f1580 [ 1339.632562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.632615][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.632649][ T32] r4:00000001 [ 1339.632673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.632739][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.632804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.632842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.632904][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.632945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.632977][ T32] r4:8334b7c0 [ 1339.633003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.633036][ T32] INFO: task kworker/1:981:6151 blocked for more than 466 seconds. [ 1339.633075][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.633103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.633287][ T32] task:kworker/1:981 state:D stack:0 pid:6151 tgid:6151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.633391][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.633519][ T32] Call trace: [ 1339.633591][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.633802][ T32] r5:85882400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.634104][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.634514][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.634720][ T32] r10:61c88647 r9:85882400 r8:856255ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.642241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.643048][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.643365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1339.643963][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1339.644193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.644563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.644894][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.652121][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.652600][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1339.652885][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.652949][ T32] r7:dddced80 r6:83018000 r5:847ef78c r4:85758680 [ 1339.652973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.653066][ T32] r10:61c88647 r9:858c2400 r8:857586ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.653092][ T32] r4:85758680 [ 1339.653116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.653171][ T32] r10:00000000 r9:85758680 r8:80287e08 r7:ecb2de60 r6:85625680 r5:858c2400 [ 1339.653245][ T32] r4:00000001 [ 1339.653304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.653376][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1339.653419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.653477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.653547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.653597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.653627][ T32] r4:84185080 [ 1339.653826][ T32] INFO: task kworker/0:523:6152 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.653865][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.653969][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.654048][ T32] Call trace: [ 1339.654082][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.654139][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.654165][ T32] r4:00000000 [ 1339.654212][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.654262][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.654295][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.654328][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.654383][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.654439][ T32] r5:80090113 r4:80239bb0 [ 1339.654466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.654539][ T32] r4:82ac21e4 [ 1339.654567][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.654644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.654698][ T32] r4:df9dddc0 [ 1339.654748][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.654801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.654828][ T32] r4:00000000 [ 1339.654852][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.654939][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.654974][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.655024][ T32] r5:00001000 r4:dffe3000 [ 1339.655084][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.655132][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.661911][ T32] r5:8529a38c r4:8529a000 [ 1339.661954][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.662028][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.662052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.662108][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.662134][ T32] r4:849f1580 [ 1339.662206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.662274][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.662300][ T32] r4:00000001 [ 1339.662349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.662397][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.662455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.662528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.662568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.662677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.662706][ T32] r4:8334b7c0 [ 1339.662778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.662820][ T32] INFO: task kworker/0:524:6155 blocked for more than 466 seconds. [ 1339.662903][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.662943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.662968][ T32] task:kworker/0:524 state:D stack:0 pid:6155 tgid:6155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.663027][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.663119][ T32] Call trace: [ 1339.663211][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.663271][ T32] r10:8291a684 r9:ecb51d84 r8:00000002 r7:60000013 r6:ecb51d8c r5:8585ec00 [ 1339.663296][ T32] r4:8585ec00 [ 1339.663317][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1339.663390][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.663434][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.663484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb51e08 [ 1339.663508][ T32] r4:00000000 [ 1339.663580][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.663648][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.663701][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.663775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84185440 [ 1339.663805][ T32] r4:00000000 [ 1339.663827][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.663883][ T32] r9:83018005 r8:8585ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1339.663914][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.663962][ T32] r5:00001000 r4:ebba3000 [ 1339.663984][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.664052][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.664104][ T32] r5:847ee78c r4:847ee400 [ 1339.664126][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.664178][ T32] r7:dddced80 r6:83018000 r5:847ee78c r4:85758700 [ 1339.664226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.664284][ T32] r10:61c88647 r9:8585ec00 r8:8575872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.664312][ T32] r4:85758700 [ 1339.664333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.664409][ T32] r10:00000000 r9:85758700 r8:80287e08 r7:ecb2de60 r6:85625700 r5:8585ec00 [ 1339.664439][ T32] r4:00000001 [ 1339.664484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.664529][ T32] Exception stack(0xecb51fb0 to 0xecb51ff8) [ 1339.664559][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.665024][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.673476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.674285][ T32] r5:00001000 r4:dffe3000 [ 1339.674308][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.674352][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.674426][ T32] r5:8529a38c r4:8529a000 [ 1339.674454][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.674547][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.674600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.674664][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.674689][ T32] r4:849f1580 [ 1339.674711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.674789][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.674835][ T32] r4:00000001 [ 1339.674864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.674914][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.675019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.675165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.681726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.681789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.681818][ T32] r4:8334b7c0 [ 1339.681844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.681918][ T32] INFO: task kworker/0:525:6156 blocked for more than 466 seconds. [ 1339.681993][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.682025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.682051][ T32] task:kworker/0:525 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.682163][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.682226][ T32] Call trace: [ 1339.682321][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.682386][ T32] r10:8291a684 r9:ecb55d84 r8:00000002 r7:60000013 r6:ecb55d8c r5:8585e000 [ 1339.682437][ T32] r4:8585e000 [ 1339.682468][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.682560][ T32] r5:8585e000 r4:8291a680 [ 1339.682588][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.682634][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.682684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1339.682734][ T32] r4:00000000 [ 1339.682759][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.682828][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.682929][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.682984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84185740 [ 1339.683010][ T32] r4:00000000 [ 1339.683048][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.683129][ T32] r9:83018005 r8:8585e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1339.683214][ T32] r5:00001000 r4:ebc89000 ** 1 printk messages dropped ** [ 1339.683326][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.683724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.684034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.684675][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.685029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1339.694214][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.694619][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.694858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.700073][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.700559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 ** 9 printk messages dropped ** [ 1339.701006][ T32] r5:00001000 r4:ebc5d000 ** 5 printk messages dropped ** [ 1339.701283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.701603][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) ** 7 printk messages dropped ** [ 1339.702089][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.702524][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 3 printk messages dropped ** [ 1339.702682][ T32] r4:82ac21e4 [ 1339.702711][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.702787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.702816][ T32] r4:df9dddc0 [ 1339.702839][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.702937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.702973][ T32] r4:00000000 [ 1339.703021][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.703122][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.703149][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.703199][ T32] r5:00001000 r4:dffe3000 [ 1339.703221][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.703291][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.703343][ T32] r5:8529a38c r4:8529a000 [ 1339.703389][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.703452][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.703501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.703583][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.703612][ T32] r4:849f1580 [ 1339.703658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.703714][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.703739][ T32] r4:00000001 [ 1339.703784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.703834][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.703871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.703911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.703942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.704001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.704032][ T32] r4:8334b7c0 [ 1339.704055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.704086][ T32] INFO: task kworker/0:527:6161 blocked for more than 466 seconds. [ 1339.704146][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.704177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.704201][ T32] task:kworker/0:527 state:D stack:0 pid:6161 tgid:6161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.704278][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.704413][ T32] Call trace: [ 1339.704479][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.704539][ T32] r10:8291a684 r9:ecb65d84 r8:00000002 r7:60000113 r6:ecb65d8c r5:858ca400 [ 1339.704565][ T32] r4:858ca400 [ 1339.704589][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.704638][ T32] r5:858ca400 r4:8291a680 [ 1339.704709][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.704765][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.704817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1339.704842][ T32] r4:00000000 [ 1339.704934][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.704991][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.705138][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.714303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e9d80 [ 1339.714370][ T32] r4:00000000 [ 1339.714397][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.715054][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.715844][ T32] r4:85758900 ** 4 printk messages dropped ** [ 1339.716073][ T32] Exception stack(0xecb65fb0 to 0xecb65ff8) ** 6 printk messages dropped ** [ 1339.716474][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.717204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.717713][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1339.718063][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1339.718254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.718646][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1339.719015][ T32] r4:858c8c00 ** 2 printk messages dropped ** [ 1339.719165][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.719211][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.719285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 [ 1339.719313][ T32] r4:00000000 [ 1339.719335][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.719376][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.719414][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.719464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84185880 [ 1339.719519][ T32] r4:00000000 [ 1339.719544][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.719608][ T32] r9:83018005 r8:858c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.719636][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.719684][ T32] r5:00001000 r4:ebccf000 [ 1339.719707][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.719751][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.719798][ T32] r5:8575cf8c r4:8575cc00 [ 1339.719819][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.719870][ T32] r7:dddced80 r6:83018000 r5:8575cf8c r4:85758980 [ 1339.719898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.719952][ T32] r10:61c88647 r9:858c8c00 r8:857589ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.719989][ T32] r4:85758980 [ 1339.720014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.720067][ T32] r10:00000000 r9:85758980 r8:80287e08 r7:ecb65e60 r6:85625900 r5:858c8c00 [ 1339.720104][ T32] r4:00000001 [ 1339.720128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.720171][ T32] Exception stack(0xecb69fb0 to 0xecb69ff8) [ 1339.720205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.720239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.720280][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.720319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.720344][ T32] r4:84185540 [ 1339.720432][ T32] INFO: task kworker/0:528:6162 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.720471][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.720560][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.720606][ T32] Call trace: [ 1339.720714][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.720801][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.720903][ T32] r4:00000000 [ 1339.720930][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.720978][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.721036][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 2 printk messages dropped ** [ 1339.721193][ T32] r5:80090113 r4:80239bb0 ** 6 printk messages dropped ** [ 1339.721481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1339.721970][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1339.722379][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1339.722713][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1339.723053][ T32] r10:8291a684 r9:ecb71d84 r8:00000002 r7:60000013 r6:ecb71d8c r5:858c9800 ** 6 printk messages dropped ** [ 1339.723313][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.723495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841859c0 ** 8 printk messages dropped ** [ 1339.723930][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.724458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.725037][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1339.744624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.745519][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.745842][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.746261][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.746564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.747150][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.747489][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.747975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.748129][ T32] r4:85758a80 [ 1339.748160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.748240][ T32] r10:00000000 r9:85758a80 r8:80287e08 r7:ecb65e60 r6:85625a00 r5:858cb000 [ 1339.748298][ T32] r4:00000001 [ 1339.748346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.748390][ T32] Exception stack(0xecb79fb0 to 0xecb79ff8) [ 1339.748421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.748455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.748486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.748519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.748580][ T32] r4:84185a80 [ 1339.748826][ T32] INFO: task kworker/0:530:6166 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.748897][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.749069][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.749169][ T32] Call trace: [ 1339.749227][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.749313][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.749345][ T32] r4:00000000 [ 1339.749366][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.749411][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.749444][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.749477][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.749505][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.749558][ T32] r5:80090113 r4:80239bb0 [ 1339.749591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.749638][ T32] r4:82ac21e4 [ 1339.749661][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.749710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.749736][ T32] r4:df9dddc0 [ 1339.749761][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.749812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.749863][ T32] r4:00000000 [ 1339.749893][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.749971][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.750005][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.750054][ T32] r5:00001000 r4:dffe3000 [ 1339.750076][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.750121][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.750168][ T32] r5:8529a38c r4:8529a000 [ 1339.750189][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.750241][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.750265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.750318][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.750342][ T32] r4:849f1580 [ 1339.750363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.750441][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.750472][ T32] r4:00000001 [ 1339.750494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.750534][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.750563][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.750621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.750656][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.750812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.750841][ T32] r4:8334b7c0 [ 1339.750864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.750896][ T32] INFO: task kworker/0:531:6168 blocked for more than 466 seconds. [ 1339.750955][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.750988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.751055][ T32] task:kworker/0:531 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.751139][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.751195][ T32] Call trace: [ 1339.751229][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.751285][ T32] r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000113 r6:ecb81d8c r5:858cd400 [ 1339.751310][ T32] r4:858cd400 [ 1339.751332][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.751406][ T32] r5:858cd400 r4:8291a680 [ 1339.751457][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.751536][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.751618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb81e08 [ 1339.751683][ T32] r4:00000000 [ 1339.751738][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.751783][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.751841][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.751898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84185900 [ 1339.751938][ T32] r4:00000000 [ 1339.751964][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.752041][ T32] r9:83018005 r8:858cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1339.752076][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.752148][ T32] r5:00001000 r4:ebd59000 [ 1339.752174][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.752220][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.752297][ T32] r5:8575c38c r4:8575c000 [ 1339.752350][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.752441][ T32] r7:dddced80 r6:83018000 r5:8575c38c r4:85758b00 [ 1339.752498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.752556][ T32] r10:61c88647 r9:858cd400 r8:85758b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.752582][ T32] r4:85758b00 [ 1339.752611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.752663][ T32] r10:00000000 r9:85758b00 r8:80287e08 r7:ecb65e60 r6:85625a80 r5:858cd400 [ 1339.752732][ T32] r4:00000001 [ 1339.752781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.752831][ T32] Exception stack(0xecb81fb0 to 0xecb81ff8) [ 1339.752865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.752935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.753021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.753059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.753137][ T32] r4:84185bc0 [ 1339.753217][ T32] INFO: task kworker/0:531:6168 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.753325][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1339.753690][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1339.754165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1339.754283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.754333][ T32] r4:df9dddc0 [ 1339.754416][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.754471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.754496][ T32] r4:00000000 [ 1339.754518][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.754570][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.754617][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.754700][ T32] r5:00001000 r4:dffe3000 [ 1339.754755][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.754807][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.754856][ T32] r5:8529a38c r4:8529a000 [ 1339.754878][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.754961][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.755020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.755097][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.767504][ T32] r4:849f1580 [ 1339.767586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.767665][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.767693][ T32] r4:00000001 [ 1339.767731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.767781][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.767835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.767898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.767947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.768010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.768064][ T32] r4:8334b7c0 [ 1339.768093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1339.768226][ T32] task:kworker/0:532 state:D stack:0 pid:6170 tgid:6170 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.768807][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.768965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84185d40 ** 6 printk messages dropped ** [ 1339.769362][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.769546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.769629][ T32] r10:61c88647 r9:858cc800 r8:85758c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.769657][ T32] r4:85758c00 [ 1339.769704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.769786][ T32] r10:00000000 r9:85758c00 r8:80287e08 r7:ecb65e60 r6:85625b00 r5:858cc800 [ 1339.769815][ T32] r4:00000001 [ 1339.769862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.769911][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1339.769941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.769985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.770020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.770054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.770089][ T32] r4:84185bc0 [ 1339.770273][ T32] INFO: task kworker/0:532:6170 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.770313][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.770419][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.770495][ T32] Call trace: [ 1339.770555][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.770617][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.770644][ T32] r4:00000000 [ 1339.770666][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.770712][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.770758][ T32] dd20: 80079000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.770796][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.770826][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.770852][ T32] r5:80090113 r4:80239bb0 ** 3 printk messages dropped ** [ 1339.771072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 7 printk messages dropped ** [ 1339.771425][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1339.771807][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1339.771935][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.772137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.772527][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1339.772947][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.773295][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.773349][ T32] r5:00001000 r4:ebdfb000 [ 1339.773421][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.773468][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.773545][ T32] r5:8575e38c r4:8575e000 [ 1339.773577][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.773631][ T32] r7:dddced80 r6:83018000 r5:8575e38c r4:85758b80 [ 1339.773654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.773731][ T32] r10:61c88647 r9:858cbc00 r8:85758bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.773762][ T32] r4:85758b80 [ 1339.773796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.773901][ T32] r10:00000000 r9:85758b80 r8:80287e08 r7:ecb65e60 r6:85625b80 r5:858cbc00 [ 1339.773936][ T32] r4:00000001 [ 1339.773976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.774044][ T32] Exception stack(0xecb91fb0 to 0xecb91ff8) [ 1339.774128][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.774165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.774196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.774231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.774257][ T32] r4:84185800 [ 1339.774353][ T32] INFO: task kworker/0:533:6172 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.774391][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.774451][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.774497][ T32] Call trace: [ 1339.774603][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.774665][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.774692][ T32] r4:00000000 [ 1339.774755][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1339.774960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.791046][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.791530][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1339.791790][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.792251][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.792283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.792308][ T32] task:kworker/0:534 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.792413][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.792498][ T32] Call trace: [ 1339.792560][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.792625][ T32] r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:858ce000 [ 1339.792676][ T32] r4:858ce000 [ 1339.792726][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.792779][ T32] r5:858ce000 r4:8291a680 [ 1339.792801][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.792846][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.792945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1339.793000][ T32] r4:00000000 [ 1339.793075][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.793120][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.793160][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.793235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857fe040 [ 1339.793292][ T32] r4:00000000 [ 1339.793318][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.793379][ T32] r9:83018005 r8:858ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1339.793406][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.793454][ T32] r5:00001000 r4:ec63f000 [ 1339.793477][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.793521][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.793568][ T32] r5:8575e78c r4:8575e400 ** 1 printk messages dropped ** [ 1339.793640][ T32] r7:dddced80 r6:83018000 r5:8575e78c r4:85758c80 ** 5 printk messages dropped ** [ 1339.793969][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.794206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.794794][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1339.803834][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.804106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1339.804677][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.804729][ T32] r4:849f1580 [ 1339.804754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.804864][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.804950][ T32] r4:00000001 [ 1339.804976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.805020][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.805108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.810331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.810429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.810472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.810499][ T32] r4:8334b7c0 [ 1339.810549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.810609][ T32] INFO: task kworker/0:535:6176 blocked for more than 466 seconds. [ 1339.810672][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.810714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.810768][ T32] task:kworker/0:535 state:D stack:0 pid:6176 tgid:6176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.810844][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.810923][ T32] Call trace: [ 1339.810957][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.811059][ T32] r10:8291a684 r9:ecba1d84 r8:00000002 r7:60000113 r6:ecba1d8c r5:85860c00 [ 1339.811117][ T32] r4:85860c00 [ 1339.811161][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.811220][ T32] r5:85860c00 r4:8291a680 [ 1339.811245][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.811290][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.811365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 [ 1339.811394][ T32] r4:00000000 [ 1339.811416][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.811456][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.811521][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.811588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84185e80 [ 1339.811641][ T32] r4:00000000 [ 1339.811667][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.811721][ T32] r9:83018005 r8:85860c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1339.811745][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.811794][ T32] r5:00001000 r4:ec667000 [ 1339.811816][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.811860][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.811917][ T32] r5:8575eb8c r4:8575e800 [ 1339.811942][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.811996][ T32] r7:dddced80 r6:83018000 r5:8575eb8c r4:85758d00 [ 1339.812018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.812072][ T32] r10:61c88647 r9:85860c00 r8:85758d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.812098][ T32] r4:85758d00 [ 1339.812120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.812173][ T32] r10:00000000 r9:85758d00 r8:80287e08 r7:ecb65e60 r6:85625c80 r5:85860c00 [ 1339.812209][ T32] r4:00000001 [ 1339.812234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.812276][ T32] Exception stack(0xecba1fb0 to 0xecba1ff8) [ 1339.812331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.812372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.812404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.812450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.812481][ T32] r4:84185800 ** 1 printk messages dropped ** [ 1339.812688][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.813269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.813744][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1339.814126][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1339.814282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.814623][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1339.814910][ T32] r10:8291a684 r9:ecba9d84 r8:00000002 r7:60000113 r6:ecba9d8c r5:85860000 ** 9 printk messages dropped ** [ 1339.826588][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.827096][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.827576][ T32] Exception stack(0xecba9fb0 to 0xecba9ff8) ** 6 printk messages dropped ** [ 1339.827976][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1339.828237][ T32] Call trace: [ 1339.828397][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.828458][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.828484][ T32] r4:00000000 [ 1339.828548][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.828622][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.828665][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.828723][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.828757][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.828810][ T32] r5:80090113 r4:80239bb0 [ 1339.828843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.828895][ T32] r4:82ac21e4 [ 1339.828957][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.829017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.829066][ T32] r4:df9dddc0 [ 1339.829091][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.829143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.829168][ T32] r4:00000000 [ 1339.829239][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.829339][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.829367][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.829452][ T32] r5:00001000 r4:dffe3000 [ 1339.829483][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.829528][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.829575][ T32] r5:8529a38c r4:8529a000 [ 1339.829647][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.829704][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.829728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.829836][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.829866][ T32] r4:849f1580 [ 1339.829888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.829945][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.830020][ T32] r4:00000001 [ 1339.830046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.830113][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.830146][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.830179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.830307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.830344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.830414][ T32] r4:8334b7c0 [ 1339.830441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.830519][ T32] INFO: task kworker/0:537:6180 blocked for more than 466 seconds. [ 1339.830560][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.830613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.830641][ T32] task:kworker/0:537 state:D stack:0 pid:6180 tgid:6180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.830738][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.830865][ T32] Call trace: [ 1339.830905][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.830978][ T32] r10:8291a684 r9:ecbb1d84 r8:00000002 r7:60000113 r6:ecbb1d8c r5:85861800 [ 1339.831008][ T32] r4:85861800 [ 1339.831047][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1339.831350][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.831933][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.832198][ T32] r10:61c88647 r9:85861800 r8:85758e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.832575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.833033][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1339.833405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1339.833897][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.834288][ T32] r4:00000001 [ 1339.834309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.834372][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.834435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.834470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.834514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.834553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.834589][ T32] r4:8334b7c0 [ 1339.834628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.834682][ T32] INFO: task kworker/0:538:6182 blocked for more than 466 seconds. [ 1339.834716][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.834742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.834765][ T32] task:kworker/0:538 state:D stack:0 pid:6182 tgid:6182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.834832][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.834875][ T32] Call trace: [ 1339.834914][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.834993][ T32] r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000013 r6:ecbb9d8c r5:85862400 [ 1339.835022][ T32] r4:85862400 [ 1339.835058][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.844357][ T32] r5:85862400 r4:8291a680 [ 1339.844428][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.844491][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.844543][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 [ 1339.844587][ T32] r4:00000000 [ 1339.844615][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.844657][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.844721][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.844776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e9240 [ 1339.844801][ T32] r4:00000000 [ 1339.844822][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.844876][ T32] r9:83018005 r8:85862400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1339.844933][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.844989][ T32] r5:00001000 r4:ec9c5000 [ 1339.845036][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.845621][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.845691][ T32] r5:8575f78c r4:8575f400 [ 1339.845715][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.845771][ T32] r7:dddced80 r6:83018000 r5:8575f78c r4:856e3000 [ 1339.845796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.845877][ T32] r10:61c88647 r9:85862400 r8:856e302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.845911][ T32] r4:856e3000 [ 1339.845935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.845994][ T32] r10:00000000 r9:856e3000 r8:80287e08 r7:ecb65e60 r6:85625e00 r5:85862400 [ 1339.846021][ T32] r4:00000001 [ 1339.846043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.846085][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) [ 1339.846117][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.846248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.846995][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1339.847273][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.847505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1339.848001][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.848360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.848765][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.849315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 ** 7 printk messages dropped ** [ 1339.849608][ T32] r9:83018005 r8:85863000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 ** 8 printk messages dropped ** [ 1339.849978][ T32] r10:61c88647 r9:85863000 r8:856e30ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.850328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.850881][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.851150][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.851178][ T32] r5:80090113 r4:80239bb0 [ 1339.851238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.851331][ T32] r4:82ac21e4 [ 1339.851357][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.851408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.851434][ T32] r4:df9dddc0 [ 1339.851478][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.851532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.851557][ T32] r4:00000000 [ 1339.851579][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.851634][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.851682][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.851758][ T32] r5:00001000 r4:dffe3000 [ 1339.851809][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.851857][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.851913][ T32] r5:8529a38c r4:8529a000 [ 1339.851935][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.851989][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.852036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.852094][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.852119][ T32] r4:849f1580 [ 1339.852141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.852192][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.852216][ T32] r4:00000001 [ 1339.852237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.852278][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.852333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.852370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.852401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.852436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.852464][ T32] r4:8334b7c0 [ 1339.852485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.852519][ T32] INFO: task kworker/0:540:6186 blocked for more than 466 seconds. [ 1339.852552][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.852577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.852611][ T32] task:kworker/0:540 state:D stack:0 pid:6186 tgid:6186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.852695][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.852742][ T32] Call trace: [ 1339.852802][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.852859][ T32] r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000113 r6:ecbcdd8c r5:85863c00 [ 1339.852885][ T32] r4:85863c00 [ 1339.852939][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.852993][ T32] r5:85863c00 r4:8291a680 [ 1339.853064][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.853113][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.853164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 [ 1339.853199][ T32] r4:00000000 [ 1339.853223][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.853265][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.853304][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.853356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e9580 ** 3 printk messages dropped ** [ 1339.853539][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.853864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.854275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.854803][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1339.874860][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1339.875985][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.876426][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.876662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.877103][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.877203][ T32] Call trace: [ 1339.877365][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.877429][ T32] r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:85864800 [ 1339.877455][ T32] r4:85864800 [ 1339.877476][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.877524][ T32] r5:85864800 r4:8291a680 [ 1339.877548][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.877592][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.877740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1339.877769][ T32] r4:00000000 [ 1339.877796][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.877838][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.877876][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.877934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e9680 [ 1339.877960][ T32] r4:00000000 [ 1339.877982][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.878032][ T32] r9:83018005 r8:85864800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1339.878057][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.878104][ T32] r5:00001000 r4:ecbd5000 [ 1339.878127][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.878170][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.878217][ T32] r5:8575db8c r4:8575d800 [ 1339.878240][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.878338][ T32] r7:dddced80 r6:83018000 r5:8575db8c r4:856e3180 [ 1339.878366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.878420][ T32] r10:61c88647 r9:85864800 r8:856e31ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.878446][ T32] r4:856e3180 [ 1339.878467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.878519][ T32] r10:00000000 r9:856e3180 r8:80287e08 r7:ecb65e60 r6:85625f80 r5:85864800 [ 1339.878592][ T32] r4:00000001 [ 1339.878652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.878791][ T32] Exception stack(0xecbe1fb0 to 0xecbe1ff8) [ 1339.878893][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.878932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.878963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.878998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.879052][ T32] r4:856e9740 [ 1339.879223][ T32] INFO: task kworker/0:541:6188 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.879273][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.879365][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.879442][ T32] Call trace: [ 1339.879475][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.879533][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.879558][ T32] r4:00000000 [ 1339.879580][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.879625][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1339.879886][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.880058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1339.880574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.881040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.881413][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.881724][ T32] r5:85865400 r4:8291a680 ** 3 printk messages dropped ** [ 1339.881895][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.882082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e9800 ** 9 printk messages dropped ** [ 1339.882590][ T32] r7:dddced80 r6:83018000 r5:847eeb8c r4:856e3200 ** 4 printk messages dropped ** [ 1339.882801][ T32] r10:00000000 r9:856e3200 r8:80287e08 r7:ecb65e60 r6:85846f80 r5:85865400 ** 7 printk messages dropped ** [ 1339.883136][ T32] r4:856e9700 ** 3 printk messages dropped ** [ 1339.883402][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.883658][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 6 printk messages dropped ** [ 1339.884101][ T32] r4:df9dddc0 [ 1339.884153][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.884208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.884259][ T32] r4:00000000 [ 1339.884286][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.884340][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.884365][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.884413][ T32] r5:00001000 r4:dffe3000 [ 1339.884435][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.884479][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.884528][ T32] r5:8529a38c r4:8529a000 [ 1339.884550][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.884627][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.884654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.884735][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.884774][ T32] r4:849f1580 [ 1339.884801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.884855][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.884880][ T32] r4:00000001 [ 1339.884908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.884950][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.885005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.885043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.896220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.896323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.896358][ T32] r4:8334b7c0 [ 1339.896384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.896423][ T32] INFO: task kworker/0:543:6192 blocked for more than 466 seconds. [ 1339.896509][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.896542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.896590][ T32] task:kworker/0:543 state:D stack:0 pid:6192 tgid:6192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.896707][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.896867][ T32] Call trace: [ 1339.896940][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.897005][ T32] r10:8291a684 r9:ecbfdd84 r8:00000002 r7:60000013 r6:ecbfdd8c r5:85866000 [ 1339.897030][ T32] r4:85866000 [ 1339.897101][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1339.897504][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.897911][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.898209][ T32] r10:61c88647 r9:85866000 r8:856e32ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.898544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.898947][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.899323][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1339.899591][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1339.900117][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.900644][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 5 printk messages dropped ** [ 1339.900915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.901250][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.901590][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.901852][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.902156][ T32] r5:85760f8c r4:85760c00 ** 3 printk messages dropped ** [ 1339.902313][ T32] r10:61c88647 r9:85866c00 r8:856e332c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.902709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.903164][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.903470][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 6 printk messages dropped ** [ 1339.903830][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1339.904186][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1339.904489][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.904808][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.925515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.925993][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.926267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856e9c40 [ 1339.926293][ T32] r4:00000000 [ 1339.926315][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.926369][ T32] r9:83018005 r8:85868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1339.926392][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.926466][ T32] r5:00001000 r4:ecc09000 [ 1339.926494][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.926539][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.926588][ T32] r5:8576138c r4:85761000 [ 1339.926610][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.926689][ T32] r7:dddced80 r6:83018000 r5:8576138c r4:856e3380 [ 1339.926716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.926770][ T32] r10:61c88647 r9:85868c00 r8:856e33ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.926795][ T32] r4:856e3380 [ 1339.926874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.926964][ T32] r10:00000000 r9:856e3380 r8:80287e08 r7:ecb65e60 r6:84a20100 r5:85868c00 [ 1339.927020][ T32] r4:00000001 [ 1339.927059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.927104][ T32] Exception stack(0xecc19fb0 to 0xecc19ff8) [ 1339.927161][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.927199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.927253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.927292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.927317][ T32] r4:856e9b40 [ 1339.927481][ T32] INFO: task kworker/0:545:6196 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.927517][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.927616][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.927693][ T32] Call trace: [ 1339.927728][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.927787][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.927840][ T32] r4:00000000 [ 1339.927866][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.927950][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.927987][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.928047][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.928091][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.928122][ T32] r5:80090113 r4:80239bb0 [ 1339.928172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.928247][ T32] r4:82ac21e4 [ 1339.928273][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.928349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.928379][ T32] r4:df9dddc0 [ 1339.928402][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.928452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.928477][ T32] r4:00000000 [ 1339.928500][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.928551][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.928597][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.928650][ T32] r5:00001000 r4:dffe3000 [ 1339.928699][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.928773][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.928873][ T32] r5:8529a38c r4:8529a000 [ 1339.928953][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.929017][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.929042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.929096][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.929121][ T32] r4:849f1580 [ 1339.929142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.929213][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.929244][ T32] r4:00000001 [ 1339.929266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.929308][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.929338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.929372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.929403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.929436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.929462][ T32] r4:8334b7c0 [ 1339.929484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.929514][ T32] INFO: task kworker/0:546:6198 blocked for more than 466 seconds. [ 1339.929549][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1339.929577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.929622][ T32] task:kworker/0:546 state:D stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.929705][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.929748][ T32] Call trace: [ 1339.929798][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1339.929862][ T32] r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000113 r6:ecc29d8c r5:85868000 [ 1339.929898][ T32] r4:85868000 [ 1339.929921][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1339.929970][ T32] r5:85868000 r4:8291a680 [ 1339.929992][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.930060][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.930114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc29e08 [ 1339.930139][ T32] r4:00000000 [ 1339.930162][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1339.930203][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1339.930242][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.930289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85822540 [ 1339.930337][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.930466][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.930961][ T32] r10:61c88647 r9:85868000 r8:856e342c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.931333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.931640][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.932085][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.932353][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.932689][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1339.932965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.933249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.933675][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.934025][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.934354][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.934641][ T32] r5:8576038c r4:85760000 ** 1 printk messages dropped ** [ 1339.934746][ T32] r7:dddced80 r6:83018000 r5:8576038c r4:856e3500 ** 2 printk messages dropped ** [ 1339.934847][ T32] r4:856e3500 [ 1339.934882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.934972][ T32] r10:00000000 r9:856e3500 r8:80287e08 r7:ecc29e60 r6:84a20200 r5:8586a400 [ 1339.935001][ T32] r4:00000001 [ 1339.935024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.949388][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1339.949439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.949475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.949507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.949543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.949592][ T32] r4:856e9f80 [ 1339.949740][ T32] INFO: task kworker/0:547:6200 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.949858][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.949985][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.950111][ T32] Call trace: [ 1339.950182][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.950245][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.950272][ T32] r4:00000000 [ 1339.950294][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.950338][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.950396][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.950434][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.950463][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.950492][ T32] r5:80090113 r4:80239bb0 [ 1339.950540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.950616][ T32] r4:82ac21e4 [ 1339.950648][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.950700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.950750][ T32] r4:df9dddc0 [ 1339.950815][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.950869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.950925][ T32] r4:00000000 [ 1339.950975][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.951070][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.951173][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.951239][ T32] r5:00001000 r4:dffe3000 [ 1339.951290][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.951339][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.951387][ T32] r5:8529a38c r4:8529a000 [ 1339.951410][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.951464][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.951488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.951542][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.951592][ T32] r4:849f1580 [ 1339.951642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.951723][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.951757][ T32] r4:00000001 [ 1339.951778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.951819][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.951873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.951964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.951999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.952082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1339.952191][ T32] INFO: task kworker/0:548:6202 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.952692][ T32] r4:8586b000 ** 5 printk messages dropped ** [ 1339.953003][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.953250][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.953664][ T32] r5:85761b8c r4:85761800 ** 1 printk messages dropped ** [ 1339.953736][ T32] r7:dddced80 r6:83018000 r5:85761b8c r4:856e3480 ** 4 printk messages dropped ** [ 1339.954040][ T32] r10:00000000 r9:856e3480 r8:80287e08 r7:ecc29e60 r6:84a20280 r5:8586b000 ** 10 printk messages dropped ** [ 1339.954637][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.966937][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 4 printk messages dropped ** [ 1339.967271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.967856][ T32] r5:00001000 r4:dffe3000 ** 8 printk messages dropped ** [ 1339.968236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.968529][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.968982][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.969511][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.969720][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.969794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a15f40 [ 1339.969823][ T32] r4:00000000 [ 1339.969845][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.969901][ T32] r9:83018005 r8:850d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1339.969927][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.969974][ T32] r5:00001000 r4:ecc3d000 [ 1339.970020][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.970080][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970160][ T32] r5:8576238c r4:85762000 [ 1339.970185][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.970238][ T32] r7:dddced80 r6:83018000 r5:8576238c r4:856e3580 [ 1339.970262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.970315][ T32] r10:61c88647 r9:850d2400 r8:856e35ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.970339][ T32] r4:856e3580 [ 1339.970361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.970414][ T32] r10:00000000 r9:856e3580 r8:80287e08 r7:ecc29e60 r6:856e3600 r5:850d2400 [ 1339.970465][ T32] r4:00000001 [ 1339.970588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.970632][ T32] Exception stack(0xecb41fb0 to 0xecb41ff8) [ 1339.970663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.970722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.970757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.970816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.970879][ T32] r4:858220c0 [ 1339.971084][ T32] INFO: task kworker/0:549:6205 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.971125][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.971238][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.971338][ T32] Call trace: [ 1339.971374][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.971432][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.971460][ T32] r4:00000000 [ 1339.971507][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.971572][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.971632][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.971689][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.971747][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.971778][ T32] r5:80090113 r4:80239bb0 [ 1339.971801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.971848][ T32] r4:82ac21e4 [ 1339.971896][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.971952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.972003][ T32] r4:df9dddc0 [ 1339.972031][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.972117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.972195][ T32] r4:00000000 [ 1339.972246][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.972302][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.972385][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.972463][ T32] r5:00001000 r4:dffe3000 [ 1339.972489][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.972535][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.972583][ T32] r5:8529a38c r4:8529a000 [ 1339.972629][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.972686][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1339.972711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.972791][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.972859][ T32] r4:849f1580 [ 1339.972892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.972947][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1339.972973][ T32] r4:00000001 [ 1339.972995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.973047][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1339.973139][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.973303][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1339.973461][ T32] task:kworker/0:550 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.974109][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1339.974383][ T32] r9:83018005 r8:850d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1339.974407][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.974454][ T32] r5:00001000 r4:ecc4b000 [ 1339.974475][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.974518][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.974567][ T32] r5:85762b8c r4:85762800 [ 1339.974589][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.974641][ T32] r7:dddced80 r6:83018000 r5:85762b8c r4:856e3680 [ 1339.974665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.974718][ T32] r10:61c88647 r9:850d3c00 r8:856e36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.974744][ T32] r4:856e3680 [ 1339.974766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.974842][ T32] r10:00000000 r9:856e3680 r8:80287e08 r7:ecc29e60 r6:856e3700 r5:850d3c00 [ 1339.974871][ T32] r4:00000001 [ 1339.974898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.974963][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1339.975022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.990382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.990483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.990552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.990584][ T32] r4:85822380 [ 1339.990725][ T32] INFO: task kworker/0:550:6207 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1339.990785][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.990866][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.990930][ T32] Call trace: [ 1339.991020][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.991101][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1339.991128][ T32] r4:00000000 [ 1339.991150][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.991243][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1339.991287][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1339.991348][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1339.991383][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1339.991411][ T32] r5:80090113 r4:80239bb0 [ 1339.991458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.991538][ T32] r4:82ac21e4 [ 1339.991564][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.991641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1339.991671][ T32] r4:df9dddc0 [ 1339.991718][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1339.991796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1339.991824][ T32] r4:00000000 [ 1339.991873][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1339.991937][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1339.991974][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.992027][ T32] r5:00001000 r4:dffe3000 [ 1339.992076][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1339.992132][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.992182][ T32] r5:8529a38c r4:8529a000 [ 1339.992204][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.992480][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1339.992938][ T32] INFO: task kworker/0:551:6208 blocked for more than 466 seconds. ** 4 printk messages dropped ** [ 1339.993256][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.993472][ T32] r5:850d4800 r4:8291a680 ** 4 printk messages dropped ** [ 1339.993635][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1339.994253][ T32] r5:85760b8c r4:85760800 ** 3 printk messages dropped ** [ 1339.994450][ T32] r10:61c88647 r9:850d4800 r8:856e37ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.994834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.001944][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.002215][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1340.002546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1340.002997][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1340.003376][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1340.003674][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 3 printk messages dropped ** [ 1340.003857][ T32] Call trace: [ 1340.003906][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.003966][ T32] r10:8291a684 r9:ecc5dd84 r8:00000002 r7:60000113 r6:ecc5dd8c r5:850d5400 [ 1340.003992][ T32] r4:850d5400 [ 1340.004014][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.004085][ T32] r5:850d5400 r4:8291a680 [ 1340.004134][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.004183][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.004284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 [ 1340.004313][ T32] r4:00000000 [ 1340.004335][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.004406][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.004449][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.004497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85822740 [ 1340.004521][ T32] r4:00000000 [ 1340.004568][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.004648][ T32] r9:83018005 r8:850d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1340.004678][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.004726][ T32] r5:00001000 r4:ecc65000 [ 1340.004749][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.004816][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.004895][ T32] r5:8576338c r4:85763000 [ 1340.004922][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.004975][ T32] r7:dddced80 r6:83018000 r5:8576338c r4:856e3880 [ 1340.004998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.013368][ T32] r10:61c88647 r9:850d5400 r8:856e38ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.013456][ T32] r4:856e3880 [ 1340.013517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.013588][ T32] r10:00000000 r9:856e3880 r8:80287e08 r7:ecc29e60 r6:856e3900 r5:850d5400 [ 1340.013661][ T32] r4:00000001 [ 1340.013690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.013734][ T32] Exception stack(0xecc5dfb0 to 0xecc5dff8) [ 1340.013791][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.013835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.013896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.013935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.013961][ T32] r4:85822640 [ 1340.014124][ T32] INFO: task kworker/0:552:6211 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.014165][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.014332][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1340.014511][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1340.019743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1340.020327][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.020746][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 11 printk messages dropped ** [ 1340.021198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.021659][ T32] r5:850d6000 r4:8291a680 ** 6 printk messages dropped ** [ 1340.021991][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.022433][ T32] r5:8576378c r4:85763400 ** 3 printk messages dropped ** [ 1340.022624][ T32] r10:61c88647 r9:850d6000 r8:856e39ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.022993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.023568][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.023940][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.024217][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.024546][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.035775][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1340.036031][ T32] INFO: task kworker/0:554:6216 blocked for more than 466 seconds. [ 1340.036067][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.036094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.036120][ T32] task:kworker/0:554 state:D stack:0 pid:6216 tgid:6216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.036203][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.036320][ T32] Call trace: [ 1340.036354][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.036413][ T32] r10:8291a684 r9:ecc89d84 r8:00000002 r7:60000013 r6:ecc89d8c r5:8586e000 [ 1340.036473][ T32] r4:8586e000 [ 1340.036501][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.036576][ T32] r5:8586e000 r4:8291a680 [ 1340.036612][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.036658][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.036733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 [ 1340.036764][ T32] r4:00000000 [ 1340.036810][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.036855][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.036959][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.037038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85822b00 [ 1340.037066][ T32] r4:00000000 [ 1340.037114][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.037198][ T32] r9:83018005 r8:8586e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1340.037227][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.037301][ T32] r5:00001000 r4:ecc8f000 [ 1340.037329][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.037375][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.037449][ T32] r5:85761f8c r4:85761c00 [ 1340.037482][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.037536][ T32] r7:dddced80 r6:83018000 r5:85761f8c r4:856e3a80 [ 1340.037561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.037642][ T32] r10:61c88647 r9:8586e000 r8:856e3aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.037695][ T32] r4:856e3a80 [ 1340.037727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.037782][ T32] r10:00000000 r9:856e3a80 r8:80287e08 r7:ecc69e60 r6:84a20300 r5:8586e000 [ 1340.037838][ T32] r4:00000001 [ 1340.037864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.037914][ T32] Exception stack(0xecc89fb0 to 0xecc89ff8) [ 1340.037945][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.038010][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.038045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.038105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.038139][ T32] r4:85822640 [ 1340.038315][ T32] INFO: task kworker/0:554:6216 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.038376][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.038441][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.038486][ T32] Call trace: [ 1340.038568][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.038631][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.038657][ T32] r4:00000000 [ 1340.038680][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.038733][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.038790][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.038834][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.038887][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.038923][ T32] r5:80090113 r4:80239bb0 [ 1340.038949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.038996][ T32] r4:82ac21e4 [ 1340.039061][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.039118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.039144][ T32] r4:df9dddc0 [ 1340.039190][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.039342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.039396][ T32] r4:00000000 [ 1340.039453][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.039526][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.039560][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.039609][ T32] r5:00001000 r4:dffe3000 [ 1340.039656][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.039704][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.039776][ T32] r5:8529a38c r4:8529a000 [ 1340.039801][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.039855][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.039879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.039940][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.039967][ T32] r4:849f1580 [ 1340.039990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.040067][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.040097][ T32] r4:00000001 [ 1340.040203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.040275][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.040310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.040343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.040510][ T32] INFO: task kworker/0:555:6217 blocked for more than 466 seconds. ** 8 printk messages dropped ** [ 1340.041030][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1340.041710][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.042036][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.042236][ T32] r10:61c88647 r9:8586ec00 r8:856e3b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.042536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.043079][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 5 printk messages dropped ** [ 1340.043319][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.043374][ T32] r5:80090113 r4:80239bb0 [ 1340.043402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.043449][ T32] r4:82ac21e4 [ 1340.043471][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.043520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.043545][ T32] r4:df9dddc0 [ 1340.043565][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.043619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.043669][ T32] r4:00000000 [ 1340.043695][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.043747][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.043789][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.043865][ T32] r5:00001000 r4:dffe3000 [ 1340.043896][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.043943][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.043992][ T32] r5:8529a38c r4:8529a000 [ 1340.044015][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.044117][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.044145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.044224][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.044253][ T32] r4:849f1580 [ 1340.044275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.044354][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.044389][ T32] r4:00000001 [ 1340.044412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.044515][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.044550][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.044583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.044613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.044646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.044670][ T32] r4:8334b7c0 [ 1340.044692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.044716][ T32] INFO: task kworker/0:556:6219 blocked for more than 466 seconds. [ 1340.044746][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.044771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.044841][ T32] task:kworker/0:556 state:D stack:0 pid:6219 tgid:6219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.044926][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.045098][ T32] Call trace: [ 1340.063454][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.063540][ T32] r10:8291a684 r9:ecca1d84 r8:00000002 r7:60000113 r6:ecca1d8c r5:8586bc00 [ 1340.063618][ T32] r4:8586bc00 [ 1340.063669][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.063730][ T32] r5:8586bc00 r4:8291a680 ** 1 printk messages dropped ** [ 1340.063798][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.064211][ T32] r9:83018005 r8:8586bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 ** 4 printk messages dropped ** [ 1340.064439][ T32] r5:85763b8c r4:85763800 ** 5 printk messages dropped ** [ 1340.064673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.064940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.067361][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.067731][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1340.068060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1340.068585][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1340.068994][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.069229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.069534][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.070005][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.070388][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.070687][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.071052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.071485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.071861][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.072180][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.072278][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1340.072520][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1340.072713][ T32] r5:8529a38c r4:8529a000 ** 1 printk messages dropped ** [ 1340.072814][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.072848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.072917][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.072945][ T32] r4:849f1580 [ 1340.072992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.073048][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.073073][ T32] r4:00000001 [ 1340.073094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.073138][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.073244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.073324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.073361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.073395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.073445][ T32] r4:8334b7c0 [ 1340.073470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.073496][ T32] INFO: task kworker/0:558:6222 blocked for more than 466 seconds. [ 1340.073527][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.073552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.073595][ T32] task:kworker/0:558 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.073693][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.073742][ T32] Call trace: [ 1340.073774][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.073829][ T32] r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000013 r6:eccb1d8c r5:8586c800 [ 1340.073855][ T32] r4:8586c800 [ 1340.073896][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.073964][ T32] r5:8586c800 r4:8291a680 [ 1340.073994][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.074043][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.074115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 [ 1340.074144][ T32] r4:00000000 [ 1340.074216][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.074263][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.074303][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.074351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85822dc0 [ 1340.074377][ T32] r4:00000000 [ 1340.074401][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.074475][ T32] r9:83018005 r8:8586c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1340.074515][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.074567][ T32] r5:00001000 r4:ecca3000 [ 1340.074590][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.074634][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.074682][ T32] r5:8576438c r4:85764000 [ 1340.074716][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.074788][ T32] r7:dddced80 r6:83018000 r5:8576438c r4:856e3c80 [ 1340.074840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.074903][ T32] r10:61c88647 r9:8586c800 r8:856e3cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1340.075029][ T32] r10:00000000 r9:856e3c80 r8:80287e08 r7:eccade60 r6:84a20500 r5:8586c800 ** 6 printk messages dropped ** [ 1340.092528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1340.092900][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.093298][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 6 printk messages dropped ** [ 1340.093609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 8 printk messages dropped ** [ 1340.093919][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.094562][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.094657][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.102329][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1340.102815][ T32] r4:85870c00 ** 3 printk messages dropped ** [ 1340.102986][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.103453][ T32] r5:00001000 r4:eafff000 ** 4 printk messages dropped ** [ 1340.103736][ T32] r7:dddced80 r6:83018000 r5:8576538c r4:856e3d00 ** 5 printk messages dropped ** [ 1340.104002][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.104196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.104799][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 5 printk messages dropped ** [ 1340.105008][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1340.111347][ T32] r4:df9dddc0 ** 1 printk messages dropped ** [ 1340.111447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.111498][ T32] r4:00000000 [ 1340.111548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.111613][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.111638][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.111714][ T32] r5:00001000 r4:dffe3000 [ 1340.111780][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.112095][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1340.112225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.112586][ T32] INFO: task kworker/0:560:6229 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.113320][ T32] r4:85871800 ** 3 printk messages dropped ** [ 1340.113483][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.114003][ T32] r5:00001000 r4:eb7ad000 ** 2 printk messages dropped ** [ 1340.114186][ T32] r5:85765b8c r4:85765800 ** 4 printk messages dropped ** [ 1340.114445][ T32] r4:856e3d80 ** 2 printk messages dropped ** [ 1340.114582][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.114751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.121752][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.122243][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.122440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1340.122974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.123515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.124003][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.124626][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.131643][ T32] r9:83018005 r8:85872400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 8 printk messages dropped ** [ 1340.132178][ T32] r10:61c88647 r9:85872400 r8:856e3e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.132682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.133317][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 5 printk messages dropped ** [ 1340.133608][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.133646][ T32] r5:80090113 r4:80239bb0 [ 1340.133669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.133715][ T32] r4:82ac21e4 [ 1340.133739][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.133789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.133895][ T32] r4:df9dddc0 [ 1340.133978][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.134037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.134070][ T32] r4:00000000 [ 1340.134123][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.134186][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.134235][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.134287][ T32] r5:00001000 r4:dffe3000 [ 1340.134311][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.134356][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.134416][ T32] r5:8529a38c r4:8529a000 [ 1340.134442][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.134495][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.134519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.134572][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.134597][ T32] r4:849f1580 [ 1340.134619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.134672][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.134720][ T32] r4:00000001 [ 1340.134767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.134811][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.134842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.134874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.134910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.134943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.134994][ T32] r4:8334b7c0 [ 1340.135049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.143550][ T32] INFO: task kworker/0:562:6232 blocked for more than 466 seconds. [ 1340.143635][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.143666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.143740][ T32] task:kworker/0:562 state:D stack:0 pid:6232 tgid:6232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.143841][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.143916][ T32] Call trace: [ 1340.143972][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.144040][ T32] r10:8291a684 r9:eccc1d84 r8:00000002 r7:60000113 r6:eccc1d8c r5:85873000 [ 1340.144092][ T32] r4:85873000 [ 1340.144118][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.144195][ T32] r5:85873000 r4:8291a680 [ 1340.144222][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.144268][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.144366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1340.144396][ T32] r4:00000000 [ 1340.144443][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.144487][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.144531][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.144606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601c40 [ 1340.144642][ T32] r4:00000000 [ 1340.144665][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.144719][ T32] r9:83018005 r8:85873000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.144771][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.144825][ T32] r5:00001000 r4:ec9bb000 [ 1340.144849][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.144901][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.145029][ T32] r7:dddced80 r6:83018000 r5:85765f8c r4:856e3e80 ** 5 printk messages dropped ** [ 1340.149880][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.150087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.150683][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.151092][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.151323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1340.151927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.152353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.152411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.152450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.152486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.152511][ T32] r4:8334b7c0 [ 1340.152557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.152616][ T32] INFO: task kworker/1:982:6234 blocked for more than 466 seconds. [ 1340.152656][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.152685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.152734][ T32] task:kworker/1:982 state:D stack:0 pid:6234 tgid:6234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.152791][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.152953][ T32] Call trace: [ 1340.153025][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.153119][ T32] r10:8291a684 r9:ecc85d84 r8:00000002 r7:60000013 r6:ecc85d8c r5:85873c00 [ 1340.153168][ T32] r4:85873c00 [ 1340.153197][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.153249][ T32] r5:85873c00 r4:8291a680 [ 1340.153271][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.153316][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.153366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc85e08 [ 1340.153391][ T32] r4:00000000 [ 1340.153411][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.153504][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.153550][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.153627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578c700 [ 1340.153656][ T32] r4:00000000 [ 1340.153693][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.153749][ T32] r9:83018205 r8:85873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1340.153775][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.153824][ T32] r5:00001000 r4:ebb1b000 [ 1340.153847][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.153898][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.153948][ T32] r5:858a378c r4:858a3400 [ 1340.153970][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.154054][ T32] r7:ddde2d80 r6:83018200 r5:858a378c r4:84a20780 [ 1340.154081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.154137][ T32] r10:61c88647 r9:85873c00 r8:84a207ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.154162][ T32] r4:84a20780 [ 1340.154184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.154261][ T32] r10:00000000 r9:84a20780 r8:80287e08 r7:ecb39e60 r6:84a20800 r5:85873c00 [ 1340.154290][ T32] r4:00000001 [ 1340.154312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.154353][ T32] Exception stack(0xecc85fb0 to 0xecc85ff8) [ 1340.154383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.154440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.154493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.154555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.154584][ T32] r4:8578c340 [ 1340.154656][ T32] INFO: task kworker/1:982:6234 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.154691][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.164432][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 7 printk messages dropped ** [ 1340.164833][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1340.165816][ T32] r5:00001000 r4:dffe3000 ** 4 printk messages dropped ** [ 1340.166159][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1340.166576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.167006][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1340.167463][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1340.167955][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.168554][ T32] r5:858a338c r4:858a3000 ** 4 printk messages dropped ** [ 1340.168768][ T32] r4:84a20880 ** 6 printk messages dropped ** [ 1340.169112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.169850][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.170244][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.170485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1340.171008][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1340.171262][ T32] r4:00000001 [ 1340.171308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.171360][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.171416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.171479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.171514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.171549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.171603][ T32] r4:8334b7c0 [ 1340.171679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.171712][ T32] INFO: task kworker/1:984:6239 blocked for more than 466 seconds. [ 1340.171816][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.171847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.171896][ T32] task:kworker/1:984 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.171957][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.172034][ T32] Call trace: [ 1340.172140][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.172226][ T32] r10:8291a684 r9:eccc5d84 r8:00000002 r7:60000013 r6:eccc5d8c r5:85876000 [ 1340.172279][ T32] r4:85876000 [ 1340.172363][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.172419][ T32] r5:85876000 r4:8291a680 [ 1340.172443][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.172495][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.172570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 [ 1340.172615][ T32] r4:00000000 [ 1340.172640][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.172705][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.172749][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.172798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578c880 [ 1340.172862][ T32] r4:00000000 [ 1340.172897][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.172953][ T32] r9:83018205 r8:85876000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1340.173052][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.173107][ T32] r5:00001000 r4:ebb53000 [ 1340.173130][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.173174][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.173223][ T32] r5:858a3b8c r4:858a3800 [ 1340.173269][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.173367][ T32] r7:ddde2d80 r6:83018200 r5:858a3b8c r4:84a20980 [ 1340.173422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.173480][ T32] r10:61c88647 r9:85876000 r8:84a209ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.173530][ T32] r4:84a20980 [ 1340.173617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.173675][ T32] r10:00000000 r9:84a20980 r8:80287e08 r7:ecc85e60 r6:84a20a00 r5:85876000 [ 1340.173704][ T32] r4:00000001 [ 1340.173727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.173767][ T32] Exception stack(0xeccc5fb0 to 0xeccc5ff8) [ 1340.173798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.173832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.173862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.173905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.173934][ T32] r4:8578c6c0 [ 1340.174034][ T32] INFO: task kworker/1:984:6239 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.174069][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.174194][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.174247][ T32] Call trace: [ 1340.174330][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.174389][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.174440][ T32] r4:00000000 [ 1340.174490][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.174552][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.174589][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.174624][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.174652][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.174704][ T32] r5:80090113 r4:80239bb0 [ 1340.174742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.174795][ T32] r4:82ac21e4 [ 1340.174817][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.174868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.174930][ T32] r4:df9dddc0 [ 1340.174987][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.175135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.190250][ T32] r4:00000000 [ 1340.190362][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.190508][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.190539][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.190596][ T32] r5:00001000 r4:dffe3000 [ 1340.190619][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.190664][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.190715][ T32] r5:8529a38c r4:8529a000 [ 1340.190786][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.190854][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.190878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.190945][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.191065][ T32] r4:849f1580 [ 1340.191122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.191213][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.191244][ T32] r4:00000001 [ 1340.191308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.191389][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.191434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.191469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.191501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.191560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.191589][ T32] r4:8334b7c0 [ 1340.191641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.191694][ T32] INFO: task kworker/1:985:6240 blocked for more than 466 seconds. [ 1340.191736][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.191765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.191790][ T32] task:kworker/1:985 state:D stack:0 pid:6240 tgid:6240 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.192321][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1340.192827][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.193009][ T32] r5:858a3f8c r4:858a3c00 [ 1340.193058][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.193116][ T32] r7:ddde2d80 r6:83018200 r5:858a3f8c r4:84a20a80 [ 1340.193165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.193233][ T32] r10:61c88647 r9:85876c00 r8:84a20aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.193260][ T32] r4:84a20a80 [ 1340.193307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.193364][ T32] r10:00000000 r9:84a20a80 r8:80287e08 r7:eccc5e60 r6:84a20b00 r5:85876c00 [ 1340.193419][ T32] r4:00000001 [ 1340.193445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.193491][ T32] Exception stack(0xecccdfb0 to 0xecccdff8) [ 1340.193546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.193584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.193614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.193648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.193675][ T32] r4:8578c7c0 [ 1340.193895][ T32] INFO: task kworker/1:985:6240 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.193937][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.194007][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.194110][ T32] Call trace: [ 1340.194152][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.194211][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.194237][ T32] r4:00000000 [ 1340.194326][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.194378][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.194411][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.194446][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 3 printk messages dropped ** [ 1340.194624][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.194947][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.207284][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.207795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.208144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.208201][ T32] r4:8334b7c0 [ 1340.208231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.208264][ T32] INFO: task kworker/1:986:6242 blocked for more than 466 seconds. [ 1340.208324][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.208363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.208412][ T32] task:kworker/1:986 state:D stack:0 pid:6242 tgid:6242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.208480][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.208585][ T32] Call trace: [ 1340.208622][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.208682][ T32] r10:8291a684 r9:eccd1d84 r8:00000002 r7:60000113 r6:eccd1d8c r5:858cec00 [ 1340.208781][ T32] r4:858cec00 [ 1340.208858][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.208918][ T32] r5:858cec00 r4:8291a680 [ 1340.208942][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.208988][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.209113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd1e08 [ 1340.209173][ T32] r4:00000000 [ 1340.209199][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.209239][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.209284][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.209334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578cb00 [ 1340.209359][ T32] r4:00000000 [ 1340.209383][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.209437][ T32] r9:83018205 r8:858cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1340.209460][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1340.209615][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.209833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.210184][ T32] Exception stack(0xeccd1fb0 to 0xeccd1ff8) ** 4 printk messages dropped ** [ 1340.210410][ T32] r4:8578c400 ** 3 printk messages dropped ** [ 1340.210864][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.211130][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1340.211527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.211552][ T32] r4:df9dddc0 [ 1340.211574][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.211623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.211648][ T32] r4:00000000 [ 1340.211669][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.211721][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.211745][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.211792][ T32] r5:00001000 r4:dffe3000 [ 1340.211885][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.211944][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.211993][ T32] r5:8529a38c r4:8529a000 [ 1340.212014][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.212066][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.212114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.212174][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.212199][ T32] r4:849f1580 [ 1340.212243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.212325][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.212354][ T32] r4:00000001 [ 1340.212376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.212441][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.212529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.212571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.212615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.212679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.212734][ T32] r4:8334b7c0 [ 1340.212772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.212806][ T32] INFO: task kworker/1:987:6244 blocked for more than 466 seconds. [ 1340.212846][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.212896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.212944][ T32] task:kworker/1:987 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.213045][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.213095][ T32] Call trace: [ 1340.213152][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.213261][ T32] r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85869800 [ 1340.213315][ T32] r4:85869800 [ 1340.213367][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.213427][ T32] r5:85869800 r4:8291a680 [ 1340.213449][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.213521][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.213582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1340.213648][ T32] r4:00000000 [ 1340.213708][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.213803][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.214186][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.214458][ T32] r4:84a20c80 ** 2 printk messages dropped ** [ 1340.214569][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.214859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.231755][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.232021][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1340.232478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1340.233009][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1340.233297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.233595][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1340.234141][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1340.234545][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.235141][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.242457][ T32] r10:00000000 r9:84a20d80 r8:80287e08 r7:eccd5e60 r6:85758e80 r5:85875400 ** 6 printk messages dropped ** [ 1340.242957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.243655][ T32] r4:00000000 [ 1340.243677][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.243722][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.243755][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.243804][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.243873][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.243918][ T32] r5:80090113 r4:80239bb0 [ 1340.243943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.243993][ T32] r4:82ac21e4 [ 1340.244015][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.244064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.244090][ T32] r4:df9dddc0 [ 1340.244162][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.244261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.244289][ T32] r4:00000000 [ 1340.244313][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.244368][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.244391][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.244439][ T32] r5:00001000 r4:dffe3000 [ 1340.244486][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.244535][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.244618][ T32] r5:8529a38c r4:8529a000 [ 1340.244644][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.244699][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.244723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.244777][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.244802][ T32] r4:849f1580 [ 1340.244838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.244925][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.244954][ T32] r4:00000001 [ 1340.244976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.245017][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.245048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.245121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.253401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.253474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.253531][ T32] r4:8334b7c0 [ 1340.253611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.253687][ T32] INFO: task kworker/0:563:6247 blocked for more than 466 seconds. [ 1340.253756][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1340.254278][ T32] r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000113 r6:eccc9d8c r5:850d6c00 ** 8 printk messages dropped ** [ 1340.254690][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.255149][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.258260][ T32] r4:85758f00 ** 2 printk messages dropped ** [ 1340.258411][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.258680][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.259470][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.259886][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.260095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1340.260472][ T32] r5:8529a38c r4:8529a000 ** 7 printk messages dropped ** [ 1340.260934][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.261135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.261543][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.261980][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.262372][ T32] r9:83018205 r8:850d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 8 printk messages dropped ** [ 1340.262807][ T32] r10:61c88647 r9:850d0000 r8:84a20e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.263299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.263690][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.264066][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 6 printk messages dropped ** [ 1340.264338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.264365][ T32] r4:df9dddc0 [ 1340.264412][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.264466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.264516][ T32] r4:00000000 [ 1340.264543][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.264595][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.264619][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.264691][ T32] r5:00001000 r4:dffe3000 [ 1340.264747][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.264801][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.264851][ T32] r5:8529a38c r4:8529a000 [ 1340.264873][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.264933][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.265000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.278472][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.278591][ T32] r4:849f1580 [ 1340.278649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.278735][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.278787][ T32] r4:00000001 [ 1340.278859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.278914][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.278981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.279019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.279109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.279152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.279178][ T32] r4:8334b7c0 [ 1340.279205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.279262][ T32] INFO: task kworker/1:990:6252 blocked for more than 466 seconds. [ 1340.279335][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.279392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.279428][ T32] task:kworker/1:990 state:D stack:0 pid:6252 tgid:6252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.279491][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.279543][ T32] Call trace: [ 1340.279578][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.279638][ T32] r10:8291a684 r9:eccf1d84 r8:00000002 r7:60000013 r6:eccf1d8c r5:850d1800 [ 1340.279688][ T32] r4:850d1800 [ 1340.279714][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.279765][ T32] r5:850d1800 r4:8291a680 [ 1340.279811][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.279868][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.279927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf1e08 [ 1340.280005][ T32] r4:00000000 [ 1340.280032][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.280074][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.280144][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.280199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582c700 [ 1340.280224][ T32] r4:00000000 [ 1340.280246][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.280313][ T32] r9:83018205 r8:850d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1340.280390][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.280444][ T32] r5:00001000 r4:ec861000 [ 1340.280468][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.280512][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.280586][ T32] r5:8592c38c r4:8592c000 [ 1340.280619][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.280723][ T32] r7:ddde2d80 r6:83018200 r5:8592c38c r4:84a20e80 [ 1340.280751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.280855][ T32] r10:61c88647 r9:850d1800 r8:84a20eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.280934][ T32] r4:84a20e80 [ 1340.280968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.281026][ T32] r10:00000000 r9:84a20e80 r8:80287e08 r7:ecce9e60 r6:856e3f80 r5:850d1800 [ 1340.281052][ T32] r4:00000001 [ 1340.281147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.281197][ T32] Exception stack(0xeccf1fb0 to 0xeccf1ff8) [ 1340.281254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.281340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.281375][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.281433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.281461][ T32] r4:8582c080 [ 1340.281679][ T32] INFO: task kworker/1:990:6252 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.281744][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.281875][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.281930][ T32] Call trace: [ 1340.281961][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.282018][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.282070][ T32] r4:00000000 [ 1340.282122][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.282178][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.282210][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.282243][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.282274][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.282324][ T32] r5:80090113 r4:80239bb0 [ 1340.282362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.282413][ T32] r4:82ac21e4 [ 1340.282435][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.282525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 7 printk messages dropped ** [ 1340.282863][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1340.283203][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.283587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.283964][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.284416][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.284892][ T32] r5:00001000 r4:ec79b000 ** 2 printk messages dropped ** [ 1340.295793][ T32] r5:8592d38c r4:8592d000 [ 1340.295844][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.295937][ T32] r7:ddde2d80 r6:83018200 r5:8592d38c r4:84a20f00 [ 1340.295963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.296020][ T32] r10:61c88647 r9:85880c00 r8:84a20f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.296046][ T32] r4:84a20f00 [ 1340.296068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.296124][ T32] r10:00000000 r9:84a20f00 r8:80287e08 r7:eccf1e60 r6:85842000 r5:85880c00 [ 1340.296180][ T32] r4:00000001 [ 1340.296208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.296253][ T32] Exception stack(0xeccf9fb0 to 0xeccf9ff8) [ 1340.296288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.296331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.296372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.296420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.296469][ T32] r4:8582c180 [ 1340.296654][ T32] INFO: task kworker/1:991:6254 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.296704][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.296782][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.296833][ T32] Call trace: [ 1340.296902][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.296965][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.297002][ T32] r4:00000000 [ 1340.297028][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.297074][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.297106][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.297139][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.297188][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.297242][ T32] r5:80090113 r4:80239bb0 [ 1340.297268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.297339][ T32] r4:82ac21e4 [ 1340.297370][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.297421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.297468][ T32] r4:df9dddc0 [ 1340.297518][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.297576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.297600][ T32] r4:00000000 [ 1340.297643][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.297701][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.297725][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.297774][ T32] r5:00001000 r4:dffe3000 [ 1340.297796][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.297841][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.298054][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.298344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.298630][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1340.298992][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1340.299354][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1340.299740][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.300099][ T32] r4:84a20f80 ** 4 printk messages dropped ** [ 1340.300304][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) ** 4 printk messages dropped ** [ 1340.300546][ T32] r4:8582c380 ** 5 printk messages dropped ** [ 1340.300937][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.301284][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.301509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1340.301930][ T32] r5:8529a38c r4:8529a000 ** 7 printk messages dropped ** [ 1340.302265][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.302483][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.302791][ T32] task:kworker/1:993 state:D stack:0 pid:6257 tgid:6257 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.303454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 ** 5 printk messages dropped ** [ 1340.303703][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.304008][ T32] r5:8592db8c r4:8592d800 ** 3 printk messages dropped ** [ 1340.304187][ T32] r10:61c88647 r9:850d0c00 r8:8582d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.304212][ T32] r4:8582d000 [ 1340.304253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.304333][ T32] r10:00000000 r9:8582d000 r8:80287e08 r7:eccf1e60 r6:85842100 r5:850d0c00 [ 1340.304403][ T32] r4:00000001 [ 1340.304429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.304470][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 1340.304500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.304533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.304562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.304595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.304650][ T32] r4:8582c4c0 [ 1340.304789][ T32] INFO: task kworker/1:993:6257 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.304826][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.304908][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.305003][ T32] Call trace: [ 1340.305104][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.322466][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.322550][ T32] r4:00000000 [ 1340.322587][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.322658][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.322696][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.322731][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.322780][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.322813][ T32] r5:80090113 r4:80239bb0 [ 1340.322836][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.322925][ T32] r4:82ac21e4 [ 1340.322970][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.323025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.323124][ T32] r4:df9dddc0 [ 1340.323157][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.323236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.323265][ T32] r4:00000000 [ 1340.323288][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.323343][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.323367][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.323422][ T32] r5:00001000 r4:dffe3000 [ 1340.323467][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.323517][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.323566][ T32] r5:8529a38c r4:8529a000 [ 1340.323610][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.323682][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.323741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.323813][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.323852][ T32] r4:849f1580 [ 1340.323886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.323958][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.324010][ T32] r4:00000001 [ 1340.324044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.324126][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.324173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.324232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.324289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.324356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.324385][ T32] r4:8334b7c0 [ 1340.324411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.324453][ T32] INFO: task kworker/1:994:6260 blocked for more than 466 seconds. [ 1340.324496][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.324570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.324631][ T32] task:kworker/1:994 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.324732][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.324781][ T32] Call trace: [ 1340.324855][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.324948][ T32] r10:8291a684 r9:ecd0dd84 r8:00000002 r7:60000113 r6:ecd0dd8c r5:85198000 [ 1340.324979][ T32] r4:85198000 [ 1340.325001][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.325104][ T32] r5:85198000 r4:8291a680 [ 1340.331721][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.331852][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.331921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd0de08 [ 1340.331979][ T32] r4:00000000 [ 1340.332012][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.332055][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.332098][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.332151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582ca00 [ 1340.332178][ T32] r4:00000000 [ 1340.332199][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.332253][ T32] r9:83018205 r8:85198000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1340.332296][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.332376][ T32] r5:00001000 r4:ec8bb000 [ 1340.332429][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.332509][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.332590][ T32] r5:8592df8c r4:8592dc00 [ 1340.332617][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.332716][ T32] r7:ddde2d80 r6:83018200 r5:8592df8c r4:8582d080 [ 1340.332759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.332815][ T32] r10:61c88647 r9:85198000 r8:8582d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.332862][ T32] r4:8582d080 [ 1340.332894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.332948][ T32] r10:00000000 r9:8582d080 r8:80287e08 r7:eccf1e60 r6:85842180 r5:85198000 [ 1340.332975][ T32] r4:00000001 [ 1340.333022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.333082][ T32] Exception stack(0xecd0dfb0 to 0xecd0dff8) [ 1340.333120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.333155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.333186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.333219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.333243][ T32] r4:8582c940 [ 1340.333428][ T32] INFO: task kworker/1:994:6260 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.333464][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.333560][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.333675][ T32] Call trace: [ 1340.333719][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.333790][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.333820][ T32] r4:00000000 [ 1340.333851][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.333907][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.333940][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.333973][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.334002][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 2 printk messages dropped ** [ 1340.334150][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.334424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1340.334849][ T32] r5:8529a38c r4:8529a000 ** 4 printk messages dropped ** [ 1340.342196][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1340.342381][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.342577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.342948][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.343346][ T32] r5:85198c00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.343543][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.343755][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.344044][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.344302][ T32] r4:8582d100 ** 4 printk messages dropped ** [ 1340.344506][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) ** 6 printk messages dropped ** [ 1340.344994][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.351940][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 11 printk messages dropped ** [ 1340.352368][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1340.352784][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.353229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.353515][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.353726][ T32] r10:8291a684 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:8519a400 [ 1340.353752][ T32] r4:8519a400 [ 1340.353775][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.353835][ T32] r5:8519a400 r4:8291a680 [ 1340.353861][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.353916][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.353967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd19e08 [ 1340.354012][ T32] r4:00000000 [ 1340.354038][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.354079][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.354138][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.354191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b340 [ 1340.354216][ T32] r4:00000000 [ 1340.354278][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.354332][ T32] r9:83018205 r8:8519a400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.354357][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.354404][ T32] r5:00001000 r4:eca7b000 [ 1340.354426][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.354470][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.354517][ T32] r5:85930b8c r4:85930800 [ 1340.354538][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.354588][ T32] r7:ddde2d80 r6:83018200 r5:85930b8c r4:8582d180 [ 1340.354634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.354691][ T32] r10:61c88647 r9:8519a400 r8:8582d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.354716][ T32] r4:8582d180 [ 1340.354751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.354835][ T32] r10:00000000 r9:8582d180 r8:80287e08 r7:ecd0de60 r6:85842280 r5:8519a400 [ 1340.354865][ T32] r4:00000001 [ 1340.354927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.354997][ T32] Exception stack(0xecd19fb0 to 0xecd19ff8) [ 1340.355060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.362067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.362124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.362162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.362198][ T32] r4:8582c900 [ 1340.362383][ T32] INFO: task kworker/1:996:6263 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.362420][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.362509][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.362571][ T32] Call trace: [ 1340.362604][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.362666][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.362692][ T32] r4:00000000 [ 1340.362735][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.362794][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.362857][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.362901][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.362930][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.362957][ T32] r5:80090113 r4:80239bb0 [ 1340.362980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.363055][ T32] r4:82ac21e4 [ 1340.363109][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.363169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.363195][ T32] r4:df9dddc0 [ 1340.363216][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.363264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.363310][ T32] r4:00000000 [ 1340.363347][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.363403][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.363427][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.363476][ T32] r5:00001000 r4:dffe3000 [ 1340.363498][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.363567][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.363624][ T32] r5:8529a38c r4:8529a000 [ 1340.363647][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.363700][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.363723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.363775][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1340.363905][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1340.364178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.364202][ T32] r4:8334b7c0 [ 1340.364224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.364276][ T32] INFO: task kworker/1:997:6265 blocked for more than 466 seconds. [ 1340.364317][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.364346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.364367][ T32] task:kworker/1:997 state:D stack:0 pid:6265 tgid:6265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.364454][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.364502][ T32] Call trace: [ 1340.364556][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.364636][ T32] r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:85199800 [ 1340.364665][ T32] r4:85199800 [ 1340.364708][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.364760][ T32] r5:85199800 r4:8291a680 [ 1340.364813][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.364887][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.364942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 [ 1340.364966][ T32] r4:00000000 [ 1340.365008][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.365051][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.371385][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.371497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582c780 [ 1340.371525][ T32] r4:00000000 [ 1340.371548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.371618][ T32] r9:83018205 r8:85199800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1340.371675][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.371930][ T32] r5:8592ef8c r4:8592ec00 ** 2 printk messages dropped ** [ 1340.372054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.372341][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) ** 6 printk messages dropped ** [ 1340.372841][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.373568][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.373808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 6 printk messages dropped ** [ 1340.374069][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.374117][ T32] r5:8529a38c r4:8529a000 [ 1340.374160][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.374239][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.374266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.374345][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.374373][ T32] r4:849f1580 [ 1340.374395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.374470][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.374519][ T32] r4:00000001 [ 1340.374543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.374586][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.374661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.374698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.374753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.374816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.374844][ T32] r4:8334b7c0 [ 1340.374867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.374924][ T32] INFO: task kworker/1:998:6267 blocked for more than 466 seconds. [ 1340.374964][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.374992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.375015][ T32] task:kworker/1:998 state:D stack:0 pid:6267 tgid:6267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.383619][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.383758][ T32] Call trace: [ 1340.383796][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.383862][ T32] r10:8291a684 r9:ecd29d84 r8:00000002 r7:60000113 r6:ecd29d8c r5:8519b000 [ 1340.383912][ T32] r4:8519b000 [ 1340.383939][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.384011][ T32] r5:8519b000 r4:8291a680 [ 1340.384038][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.384310][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1340.384413][ T32] r4:00000000 [ 1340.384436][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.384490][ T32] r9:83018205 r8:8519b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1340.384534][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.384588][ T32] r5:00001000 r4:ec909000 [ 1340.384611][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.384656][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.384704][ T32] r5:8592f38c r4:8592f000 [ 1340.384726][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.384780][ T32] r7:ddde2d80 r6:83018200 r5:8592f38c r4:8582d280 [ 1340.384804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.384859][ T32] r10:61c88647 r9:8519b000 r8:8582d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.384888][ T32] r4:8582d280 [ 1340.384911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.384985][ T32] r10:00000000 r9:8582d280 r8:80287e08 r7:ecd19e60 r6:85842380 r5:8519b000 [ 1340.385014][ T32] r4:00000001 [ 1340.385082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.389459][ T32] Exception stack(0xecd29fb0 to 0xecd29ff8) [ 1340.389517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.389617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.389684][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.389731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.389810][ T32] r4:8582cbc0 [ 1340.390059][ T32] INFO: task kworker/1:998:6267 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.390104][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.390480][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 10 printk messages dropped ** [ 1340.390959][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.391335][ T32] r5:8529a38c r4:8529a000 ** 7 printk messages dropped ** [ 1340.391702][ T32] r4:00000001 [ 1340.391724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.391785][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.391846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.391885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.391939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.391981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.392032][ T32] r4:8334b7c0 [ 1340.392063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.392105][ T32] INFO: task kworker/1:999:6269 blocked for more than 466 seconds. [ 1340.392145][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.392173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.392195][ T32] task:kworker/1:999 state:D stack:0 pid:6269 tgid:6269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.392247][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.392291][ T32] Call trace: [ 1340.392348][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.392424][ T32] r10:8291a684 r9:ecd31d84 r8:00000002 r7:60000113 r6:ecd31d8c r5:8519bc00 [ 1340.392458][ T32] r4:8519bc00 [ 1340.392481][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.392530][ T32] r5:8519bc00 r4:8291a680 ** 2 printk messages dropped ** [ 1340.392682][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd31e08 ** 9 printk messages dropped ** [ 1340.393213][ T32] r5:00001000 r4:ec967000 ** 2 printk messages dropped ** [ 1340.393343][ T32] r5:8592f78c r4:8592f400 ** 4 printk messages dropped ** [ 1340.393591][ T32] r4:8582d300 ** 4 printk messages dropped ** [ 1340.393760][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) ** 6 printk messages dropped ** [ 1340.394125][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.394599][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1340.394912][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1340.404463][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1340.404903][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1340.405004][ T32] r4:00000001 [ 1340.405026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.410006][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.410065][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.410100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.410150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.410212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.410267][ T32] r4:8334b7c0 [ 1340.410323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.410358][ T32] INFO: task kworker/1:1000:6271 blocked for more than 466 seconds. [ 1340.410417][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.410453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.410478][ T32] task:kworker/1:1000 state:D stack:0 pid:6271 tgid:6271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.410540][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.410598][ T32] Call trace: [ 1340.410632][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.410694][ T32] r10:8291a684 r9:ecd39d84 r8:00000002 r7:60000113 r6:ecd39d8c r5:8519e000 [ 1340.410719][ T32] r4:8519e000 [ 1340.410741][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.410812][ T32] r5:8519e000 r4:8291a680 [ 1340.410839][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.410891][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.410942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 [ 1340.410988][ T32] r4:00000000 [ 1340.411015][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.411084][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.411130][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.411203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582ccc0 [ 1340.411232][ T32] r4:00000000 [ 1340.411255][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.411310][ T32] r9:83018205 r8:8519e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.411371][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.411448][ T32] r5:00001000 r4:ec985000 [ 1340.411503][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.411554][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.411602][ T32] r5:8592e78c r4:8592e400 [ 1340.411709][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.411815][ T32] r7:ddde2d80 r6:83018200 r5:8592e78c r4:8582d380 [ 1340.411860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.411927][ T32] r10:61c88647 r9:8519e000 r8:8582d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.411953][ T32] r4:8582d380 [ 1340.411988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.412045][ T32] r10:00000000 r9:8582d380 r8:80287e08 r7:ecd19e60 r6:85842480 r5:8519e000 [ 1340.412069][ T32] r4:00000001 [ 1340.412110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.412160][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1340.412211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.412318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.412374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.412416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.412467][ T32] r4:8582cbc0 [ 1340.412646][ T32] INFO: task kworker/1:1000:6271 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 2 printk messages dropped ** [ 1340.412933][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.413181][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 7 printk messages dropped ** [ 1340.413564][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1340.413814][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.414219][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1340.414360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.414724][ T32] INFO: task kworker/1:1001:6273 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.427654][ T32] r4:8519d400 ** 3 printk messages dropped ** [ 1340.427829][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.428135][ T32] r4:00000000 [ 1340.428164][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.428220][ T32] r9:83018205 r8:8519d400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1340.428247][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.428301][ T32] r5:00001000 r4:ec99f000 [ 1340.428324][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.428368][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.428415][ T32] r5:8592ff8c r4:8592fc00 [ 1340.428437][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.428491][ T32] r7:ddde2d80 r6:83018200 r5:8592ff8c r4:8582d400 [ 1340.428535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.428593][ T32] r10:61c88647 r9:8519d400 r8:8582d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.428618][ T32] r4:8582d400 [ 1340.428639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.428692][ T32] r10:00000000 r9:8582d400 r8:80287e08 r7:ecd19e60 r6:85842500 r5:8519d400 [ 1340.428717][ T32] r4:00000001 [ 1340.428738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.428820][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1340.428858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.428908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.428942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.428976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.429000][ T32] r4:84a15ac0 [ 1340.429203][ T32] INFO: task kworker/1:1001:6273 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.429242][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.429365][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.429415][ T32] Call trace: [ 1340.429497][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.429610][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.429645][ T32] r4:00000000 [ 1340.429668][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.429717][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.429812][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.429851][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.429903][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.430013][ T32] r5:80090113 r4:80239bb0 [ 1340.430045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.430141][ T32] r4:82ac21e4 [ 1340.430168][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.430219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 2 printk messages dropped ** [ 1340.430329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1340.430906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.431369][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.431695][ T32] task:kworker/1:1002 state:D stack:0 pid:6275 tgid:6275 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.432194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd49e08 ** 8 printk messages dropped ** [ 1340.432547][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.432910][ T32] r7:ddde2d80 r6:83018200 r5:8592fb8c r4:8582d480 ** 5 printk messages dropped ** [ 1340.433196][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.433443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.434098][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.434266][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1340.434652][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.434899][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.443975][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.444112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.444745][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.450281][ T32] r5:8519ec00 r4:8291a680 ** 6 printk messages dropped ** [ 1340.450638][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.451105][ T32] r5:8592d78c r4:8592d400 ** 3 printk messages dropped ** [ 1340.451262][ T32] r10:61c88647 r9:8519ec00 r8:8582d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.451629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.452026][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.452282][ T32] r4:00000000 [ 1340.452334][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.452383][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.452416][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.452452][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.452481][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.452508][ T32] r5:80090113 r4:80239bb0 [ 1340.452530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.452598][ T32] r4:82ac21e4 [ 1340.452629][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.452680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.452704][ T32] r4:df9dddc0 [ 1340.452727][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.452776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.452821][ T32] r4:00000000 [ 1340.452870][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.452935][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.452996][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.453048][ T32] r5:00001000 r4:dffe3000 [ 1340.453069][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.453112][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.453161][ T32] r5:8529a38c r4:8529a000 [ 1340.453204][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.453261][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.453284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.453338][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.453383][ T32] r4:849f1580 [ 1340.453409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.453461][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.453506][ T32] r4:00000001 [ 1340.453552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.453595][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.453625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.453656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.453708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.453771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.453821][ T32] r4:8334b7c0 [ 1340.453877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.453919][ T32] INFO: task kworker/1:1004:6279 blocked for more than 466 seconds. [ 1340.453974][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.454032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.454081][ T32] task:kworker/1:1004 state:D stack:0 pid:6279 tgid:6279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454181][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.454225][ T32] Call trace: [ 1340.454256][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.454311][ T32] r10:8291a684 r9:ecd01d84 r8:00000002 r7:60000113 r6:ecd01d8c r5:85870000 [ 1340.454482][ T32] r4:85870000 [ 1340.454509][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.454559][ T32] r5:85870000 r4:8291a680 [ 1340.454581][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.454624][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.454715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd01e08 [ 1340.454744][ T32] r4:00000000 [ 1340.454765][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.454826][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.454869][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.454923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b200 [ 1340.454957][ T32] r4:00000000 [ 1340.454984][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.467791][ T32] r9:83018205 r8:85870000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.467874][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.467958][ T32] r5:00001000 r4:eca65000 [ 1340.467982][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.468042][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.468119][ T32] r5:8593038c r4:85930000 [ 1340.468173][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.468244][ T32] r7:ddde2d80 r6:83018200 r5:8593038c r4:8582d580 [ 1340.468270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.468325][ T32] r10:61c88647 r9:85870000 r8:8582d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.468372][ T32] r4:8582d580 [ 1340.468419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.468499][ T32] r10:00000000 r9:8582d580 r8:80287e08 r7:ecd19e60 r6:8582d600 r5:85870000 [ 1340.468551][ T32] r4:00000001 [ 1340.468576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.468619][ T32] Exception stack(0xecd01fb0 to 0xecd01ff8) [ 1340.468671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.468752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.468787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.468842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.468925][ T32] r4:8552b040 [ 1340.469115][ T32] INFO: task kworker/1:1004:6279 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.469154][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.469252][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.469326][ T32] Call trace: [ 1340.469360][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.469420][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.469446][ T32] r4:00000000 [ 1340.469467][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.469536][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.469619][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.469680][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.469720][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.469748][ T32] r5:80090113 r4:80239bb0 [ 1340.469771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.469820][ T32] r4:82ac21e4 [ 1340.469842][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.469907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.469937][ T32] r4:df9dddc0 [ 1340.469979][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.470036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.470083][ T32] r4:00000000 [ 1340.470109][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1340.470213][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.470265][ T32] r5:00001000 r4:dffe3000 [ 1340.470289][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.470333][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.470381][ T32] r5:8529a38c r4:8529a000 [ 1340.470402][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.470478][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.470509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.470565][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.470590][ T32] r4:849f1580 [ 1340.470611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.470683][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.470711][ T32] r4:00000001 [ 1340.470733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.470774][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.470804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.470856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.470905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.470942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.470989][ T32] r4:8334b7c0 [ 1340.471079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.471139][ T32] INFO: task kworker/1:1005:6282 blocked for more than 466 seconds. [ 1340.471178][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.471206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.471229][ T32] task:kworker/1:1005 state:D stack:0 pid:6282 tgid:6282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.471314][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.471377][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.471467][ T32] r10:8291a684 r9:ecd55d84 r8:00000002 r7:60000013 r6:ecd55d8c r5:85878000 ** 8 printk messages dropped ** [ 1340.471951][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.472600][ T32] r5:85931b8c r4:85931800 ** 2 printk messages dropped ** [ 1340.472771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.473292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.473357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.473403][ T32] r4:8552b3c0 [ 1340.473500][ T32] INFO: task kworker/1:1005:6282 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.473534][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.473603][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.473661][ T32] Call trace: [ 1340.473733][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.473836][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.473866][ T32] r4:00000000 [ 1340.473894][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.473941][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.473997][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.474048][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.474077][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.474120][ T32] r5:80090113 r4:80239bb0 [ 1340.474151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.474200][ T32] r4:82ac21e4 [ 1340.474226][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.474277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.474302][ T32] r4:df9dddc0 [ 1340.474375][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.474449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.474479][ T32] r4:00000000 [ 1340.474501][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.474577][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.474610][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.474659][ T32] r5:00001000 r4:dffe3000 ** 1 printk messages dropped ** [ 1340.474724][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.484405][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1340.484758][ T32] INFO: task kworker/1:1006:6283 blocked for more than 466 seconds. ** 8 printk messages dropped ** [ 1340.485676][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1340.486180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b5c0 ** 4 printk messages dropped ** [ 1340.486436][ T32] r5:00001000 r4:eca8d000 [ 1340.486458][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.486502][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.486549][ T32] r5:8593138c r4:85931000 [ 1340.486571][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.486645][ T32] r7:ddde2d80 r6:83018200 r5:8593138c r4:8582d780 [ 1340.486692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.486750][ T32] r10:61c88647 r9:85878c00 r8:8582d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.486775][ T32] r4:8582d780 [ 1340.486797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.486874][ T32] r10:00000000 r9:8582d780 r8:80287e08 r7:ecd55e60 r6:8582d800 r5:85878c00 [ 1340.486915][ T32] r4:00000001 [ 1340.486941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.486984][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) [ 1340.487025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.487109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.487143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.487178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.487234][ T32] r4:8552b080 [ 1340.487443][ T32] INFO: task kworker/1:1006:6283 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.487507][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.487583][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.487632][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.487743][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1340.488131][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1340.488656][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.489031][ T32] r4:00000001 [ 1340.489061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.489102][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.489157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.489198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.489247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.489311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.489339][ T32] r4:8334b7c0 [ 1340.489362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.489390][ T32] INFO: task kworker/1:1007:6286 blocked for more than 466 seconds. [ 1340.489444][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.489481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.489517][ T32] task:kworker/1:1007 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.489616][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.489664][ T32] Call trace: [ 1340.489711][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.489772][ T32] r10:8291a684 r9:ecd5dd84 r8:00000002 r7:60000013 r6:ecd5dd8c r5:85879800 [ 1340.489829][ T32] r4:85879800 [ 1340.489876][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.489957][ T32] r5:85879800 r4:8291a680 [ 1340.489994][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.490044][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.490097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd5de08 [ 1340.490123][ T32] r4:00000000 [ 1340.490165][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1340.490380][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.490694][ T32] r5:8593078c r4:85930400 ** 1 printk messages dropped ** [ 1340.490816][ T32] r7:ddde2d80 r6:83018200 r5:8593078c r4:8582d880 ** 4 printk messages dropped ** [ 1340.491125][ T32] r10:00000000 r9:8582d880 r8:80287e08 r7:ecd55e60 r6:8582d900 r5:85879800 ** 8 printk messages dropped ** [ 1340.491502][ T32] INFO: task kworker/1:1007:6286 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 9 printk messages dropped ** [ 1340.491937][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1340.492382][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.492625][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.492673][ T32] r5:8529a38c r4:8529a000 [ 1340.492747][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.492827][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.492878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.492962][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.492996][ T32] r4:849f1580 [ 1340.493085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.493143][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.493169][ T32] r4:00000001 [ 1340.493191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.493230][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.493281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.493339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.493373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.493429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.493483][ T32] r4:8334b7c0 [ 1340.493513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.493540][ T32] INFO: task kworker/1:1008:6289 blocked for more than 466 seconds. [ 1340.493570][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.493596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.493619][ T32] task:kworker/1:1008 state:D stack:0 pid:6289 tgid:6289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.493668][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.493756][ T32] Call trace: [ 1340.493811][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1340.494039][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.494391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552b9c0 ** 7 printk messages dropped ** [ 1340.494700][ T32] r5:85931f8c r4:85931c00 ** 3 printk messages dropped ** [ 1340.494868][ T32] r10:61c88647 r9:8587a400 r8:8582d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.516130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.516946][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.517137][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.517188][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.517256][ T32] r5:80090113 r4:80239bb0 [ 1340.517303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.517376][ T32] r4:82ac21e4 [ 1340.517407][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.517458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.517482][ T32] r4:df9dddc0 [ 1340.517504][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.517552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.517597][ T32] r4:00000000 [ 1340.517623][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.517699][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.517727][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.517785][ T32] r5:00001000 r4:dffe3000 [ 1340.517810][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.517856][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.517912][ T32] r5:8529a38c r4:8529a000 [ 1340.517934][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.517987][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.518023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.518081][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.518109][ T32] r4:849f1580 [ 1340.518163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.518239][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.518264][ T32] r4:00000001 [ 1340.518285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.518324][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.518390][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.518436][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.518466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.518531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.518562][ T32] r4:8334b7c0 [ 1340.518586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.518638][ T32] INFO: task kworker/1:1009:6290 blocked for more than 466 seconds. [ 1340.518688][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.518719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.518742][ T32] task:kworker/1:1009 state:D stack:0 pid:6290 tgid:6290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.518796][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.518870][ T32] Call trace: [ 1340.518910][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.518992][ T32] r10:8291a684 r9:ecd6dd84 r8:00000002 r7:60000013 r6:ecd6dd8c r5:8587b000 [ 1340.519060][ T32] r4:8587b000 [ 1340.519112][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.519168][ T32] r5:8587b000 r4:8291a680 [ 1340.519190][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.519259][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.519317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd6de08 [ 1340.519363][ T32] r4:00000000 [ 1340.519414][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.519457][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.519496][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1340.519875][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.520191][ T32] r10:61c88647 r9:8587b000 r8:8582daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.520553][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.521028][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.521216][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1340.521456][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1340.521764][ T32] r5:00001000 r4:dffe3000 ** 5 printk messages dropped ** [ 1340.522024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1340.522262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.522562][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1340.523147][ T32] r5:8587bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1340.523408][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.523551][ T32] r4:00000000 [ 1340.523573][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.523634][ T32] r9:83018205 r8:8587bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1340.523661][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.523723][ T32] r5:00001000 r4:ecacd000 [ 1340.523768][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.523861][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.523935][ T32] r5:8593278c r4:85932400 [ 1340.523983][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.524061][ T32] r7:ddde2d80 r6:83018200 r5:8593278c r4:8582db80 [ 1340.524093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.524150][ T32] r10:61c88647 r9:8587bc00 r8:8582dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.524184][ T32] r4:8582db80 [ 1340.524209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.524271][ T32] r10:00000000 r9:8582db80 r8:80287e08 r7:ecd6de60 r6:8582dc00 r5:8587bc00 [ 1340.524309][ T32] r4:00000001 [ 1340.524333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.524375][ T32] Exception stack(0xecd61fb0 to 0xecd61ff8) [ 1340.524405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.524437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.524467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.524502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.524542][ T32] r4:8552ba80 [ 1340.524669][ T32] INFO: task kworker/1:1010:6292 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.524750][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.524858][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.524939][ T32] Call trace: [ 1340.525016][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.537309][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.537394][ T32] r4:00000000 [ 1340.537422][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.537495][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.537554][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.537603][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.537665][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.537736][ T32] r5:80090113 r4:80239bb0 [ 1340.537787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.537843][ T32] r4:82ac21e4 [ 1340.537866][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.537962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.537991][ T32] r4:df9dddc0 [ 1340.538013][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.538063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.538087][ T32] r4:00000000 [ 1340.538131][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.538199][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.538223][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.538274][ T32] r5:00001000 r4:dffe3000 [ 1340.538296][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.538361][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.538414][ T32] r5:8529a38c r4:8529a000 [ 1340.538459][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.538522][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.538546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.538798][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.538906][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.539626][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.540079][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.540474][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.540856][ T32] r4:8582dc80 ** 2 printk messages dropped ** [ 1340.541045][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.541279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.541774][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.542024][ T32] r5:80090113 r4:80239bb0 ** 7 printk messages dropped ** [ 1340.542390][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.542733][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.543107][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.543161][ T32] r4:849f1580 [ 1340.543187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.543260][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.543294][ T32] r4:00000001 [ 1340.543336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.543397][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.543433][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.543465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.543497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.543530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.543554][ T32] r4:8334b7c0 [ 1340.543576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.543602][ T32] INFO: task kworker/1:1012:6296 blocked for more than 466 seconds. [ 1340.543633][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.543659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.543681][ T32] task:kworker/1:1012 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.543751][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.543827][ T32] Call trace: [ 1340.543877][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.543992][ T32] r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:8587d400 [ 1340.544022][ T32] r4:8587d400 [ 1340.544044][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.544093][ T32] r5:8587d400 r4:8291a680 [ 1340.544115][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.544158][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.544207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 [ 1340.544232][ T32] r4:00000000 [ 1340.544275][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.544324][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.544363][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.544433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85834900 [ 1340.544484][ T32] r4:00000000 [ 1340.544535][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.544594][ T32] r9:83018205 r8:8587d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1340.544639][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.544718][ T32] r5:00001000 r4:ecafb000 [ 1340.544763][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.544812][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.544860][ T32] r5:85932f8c r4:85932c00 [ 1340.544906][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.544962][ T32] r7:ddde2d80 r6:83018200 r5:85932f8c r4:8582dd80 [ 1340.544984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.545039][ T32] r10:61c88647 r9:8587d400 r8:8582ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.545102][ T32] r4:8582dd80 [ 1340.560185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.560337][ T32] r10:00000000 r9:8582dd80 r8:80287e08 r7:ecd71e60 r6:8582de00 r5:8587d400 [ 1340.560375][ T32] r4:00000001 [ 1340.560423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.560600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.561297][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.561727][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.562011][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.562262][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.562804][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.562937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.563349][ T32] task:kworker/1:1013 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.563982][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.564216][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.564343][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.564418][ T32] r5:00001000 r4:ecb05000 [ 1340.564468][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.564516][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.564566][ T32] r5:8593338c r4:85933000 [ 1340.564588][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.564641][ T32] r7:ddde2d80 r6:83018200 r5:8593338c r4:8582de80 [ 1340.564664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.564755][ T32] r10:61c88647 r9:8587e000 r8:8582deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.564786][ T32] r4:8582de80 [ 1340.564832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.564909][ T32] r10:00000000 r9:8582de80 r8:80287e08 r7:ecd75e60 r6:8582df00 r5:8587e000 [ 1340.564949][ T32] r4:00000001 [ 1340.564997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.565042][ T32] Exception stack(0xecd79fb0 to 0xecd79ff8) [ 1340.577012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.577113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.577153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.577291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.577335][ T32] r4:85621000 [ 1340.577520][ T32] INFO: task kworker/1:1013:6298 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.577583][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.577659][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.577721][ T32] Call trace: [ 1340.577755][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.577817][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.577844][ T32] r4:00000000 [ 1340.577929][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.577994][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.578033][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.578067][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.578096][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.578134][ T32] r5:80090113 r4:80239bb0 [ 1340.578185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.578262][ T32] r4:82ac21e4 [ 1340.578289][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.578343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.578369][ T32] r4:df9dddc0 [ 1340.578390][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.578440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.578465][ T32] r4:00000000 [ 1340.578486][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.578549][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.578597][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.578651][ T32] r5:00001000 r4:dffe3000 [ 1340.578698][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.578771][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.578825][ T32] r5:8529a38c r4:8529a000 [ 1340.578848][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.578931][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.578960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.579057][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.579114][ T32] r4:849f1580 [ 1340.579141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.579197][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 1 printk messages dropped ** [ 1340.579258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.579718][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1340.580110][ T32] r4:8587ec00 ** 3 printk messages dropped ** [ 1340.580322][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1340.580942][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.581258][ T32] r4:8561f000 ** 4 printk messages dropped ** [ 1340.581499][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) ** 6 printk messages dropped ** [ 1340.581876][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.582421][ T32] r5:80090113 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.582600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.582625][ T32] r4:df9dddc0 [ 1340.582645][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.582693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.582745][ T32] r4:00000000 [ 1340.582771][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.582827][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.582875][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.582956][ T32] r5:00001000 r4:dffe3000 [ 1340.582998][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.583060][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.583111][ T32] r5:8529a38c r4:8529a000 [ 1340.583159][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.583242][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.583301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.583361][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.583411][ T32] r4:849f1580 [ 1340.583435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.583490][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.583516][ T32] r4:00000001 [ 1340.583544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.583585][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.583616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.583649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.583679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.583712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.583760][ T32] r4:8334b7c0 [ 1340.583785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.583896][ T32] INFO: task kworker/1:1015:6303 blocked for more than 467 seconds. [ 1340.583931][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.583986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.584048][ T32] task:kworker/1:1015 state:D stack:0 pid:6303 tgid:6303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.584104][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.584174][ T32] Call trace: [ 1340.584220][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.584278][ T32] r10:8291a684 r9:ecd81d84 r8:00000002 r7:60000113 r6:ecd81d8c r5:85968000 [ 1340.584330][ T32] r4:85968000 [ 1340.584363][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.584415][ T32] r5:85968000 r4:8291a680 [ 1340.584436][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.584479][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.584553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 [ 1340.584607][ T32] r4:00000000 [ 1340.584631][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.584720][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.584839][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.584944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856217c0 [ 1340.584997][ T32] r4:00000000 [ 1340.585048][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.595779][ T32] r9:83018205 r8:85968000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1340.596029][ T32] r5:858a1b8c r4:858a1800 ** 1 printk messages dropped ** [ 1340.596194][ T32] r7:ddde2d80 r6:83018200 r5:858a1b8c r4:8561f100 ** 5 printk messages dropped ** [ 1340.596521][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.596813][ T32] r4:85621240 ** 2 printk messages dropped ** [ 1340.597187][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.597624][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1340.597948][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.598219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.598524][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.598987][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.599280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.599910][ T32] r10:8291a684 r9:ecb5dd84 r8:00000002 r7:60000013 r6:ecb5dd8c r5:85968c00 ** 8 printk messages dropped ** [ 1340.600335][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.600814][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.601161][ T32] r7:ddde2d80 r6:83018200 r5:85933b8c r4:8561f200 [ 1340.601220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.601279][ T32] r10:61c88647 r9:85968c00 r8:8561f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.601304][ T32] r4:8561f200 [ 1340.601385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.601443][ T32] r10:00000000 r9:8561f200 r8:80287e08 r7:ecd81e60 r6:8561f280 r5:85968c00 [ 1340.601492][ T32] r4:00000001 [ 1340.601517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.601584][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) [ 1340.601619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.601677][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.601712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.601771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.601845][ T32] r4:85621340 [ 1340.602005][ T32] INFO: task kworker/1:1016:6304 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.602061][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.602126][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.602216][ T32] Call trace: [ 1340.602299][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.602361][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.602412][ T32] r4:00000000 [ 1340.602498][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.602574][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.602611][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.602681][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.602726][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.602780][ T32] r5:80090113 r4:80239bb0 [ 1340.602808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.602856][ T32] r4:82ac21e4 [ 1340.602905][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.602986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.603016][ T32] r4:df9dddc0 [ 1340.603069][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.603172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.603217][ T32] r4:00000000 [ 1340.603267][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.603331][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.603355][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.603442][ T32] r5:00001000 r4:dffe3000 ** 1 printk messages dropped ** [ 1340.603558][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.603948][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.604197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.604517][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.604836][ T32] r5:85969800 r4:8291a680 ** 5 printk messages dropped ** [ 1340.623203][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.623790][ T32] r5:8593238c r4:85932000 ** 1 printk messages dropped ** [ 1340.623869][ T32] r7:ddde2d80 r6:83018200 r5:8593238c r4:8561f300 ** 4 printk messages dropped ** [ 1340.624090][ T32] r10:00000000 r9:8561f300 r8:80287e08 r7:ecd81e60 r6:8561f380 r5:85969800 ** 7 printk messages dropped ** [ 1340.624373][ T32] r4:85621340 ** 4 printk messages dropped ** [ 1340.624880][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1340.629664][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1340.629917][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1340.630180][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1340.630714][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1340.630963][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1340.631324][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1340.631784][ T32] r4:8596a400 ** 4 printk messages dropped ** [ 1340.632034][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 ** 7 printk messages dropped ** [ 1340.632466][ T32] r9:83018205 r8:8596a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 8 printk messages dropped ** [ 1340.632834][ T32] r10:61c88647 r9:8596a400 r8:8561f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.633267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.633328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.633384][ T32] r4:85621780 [ 1340.633565][ T32] INFO: task kworker/1:1018:6308 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.633629][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.633724][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.633841][ T32] Call trace: [ 1340.633911][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.634000][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.634102][ T32] r4:00000000 [ 1340.634145][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.634197][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.634230][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.634292][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.634329][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.634357][ T32] r5:80090113 r4:80239bb0 [ 1340.634394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.634444][ T32] r4:82ac21e4 [ 1340.634466][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.634516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.634565][ T32] r4:df9dddc0 [ 1340.634615][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.634677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.634703][ T32] r4:00000000 [ 1340.634740][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.634823][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.634857][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.634936][ T32] r5:00001000 r4:dffe3000 [ 1340.634967][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.635067][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.646731][ T32] r5:8529a38c r4:8529a000 [ 1340.646772][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.646871][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.646903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.646963][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.646991][ T32] r4:849f1580 [ 1340.647050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.647148][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.647213][ T32] r4:00000001 [ 1340.647241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.647286][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.647330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.647371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.647402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.647438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.647463][ T32] r4:8334b7c0 [ 1340.647488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.647534][ T32] INFO: task kworker/1:1019:6311 blocked for more than 467 seconds. [ 1340.647573][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.647636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.647676][ T32] task:kworker/1:1019 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.647744][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.647794][ T32] Call trace: [ 1340.647835][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.647902][ T32] r10:8291a684 r9:ecbbdd84 r8:00000002 r7:60000113 r6:ecbbdd8c r5:8596b000 [ 1340.647955][ T32] r4:8596b000 [ 1340.647983][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.648033][ T32] r5:8596b000 r4:8291a680 [ 1340.648056][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.648102][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.648152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 [ 1340.648201][ T32] r4:00000000 [ 1340.648238][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.648281][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.648338][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.648392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85621d00 [ 1340.648417][ T32] r4:00000000 [ 1340.648439][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.648492][ T32] r9:83018205 r8:8596b000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.648517][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.648565][ T32] r5:00001000 r4:ebbff000 [ 1340.648588][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.648631][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.648679][ T32] r5:85938b8c r4:85938800 [ 1340.648716][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.648773][ T32] r7:ddde2d80 r6:83018200 r5:85938b8c r4:8561f500 [ 1340.648796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.648849][ T32] r10:61c88647 r9:8596b000 r8:8561f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.648900][ T32] r4:8561f500 [ 1340.648925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.648978][ T32] r10:00000000 r9:8561f500 r8:80287e08 r7:ecbade60 r6:8561f580 r5:8596b000 ** 5 printk messages dropped ** [ 1340.649220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.649691][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1340.650050][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1340.650414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1340.650726][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1340.650965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.651215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.651570][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.651943][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.652350][ T32] r9:83018205 r8:8596bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 6 printk messages dropped ** [ 1340.652635][ T32] r7:ddde2d80 r6:83018200 r5:8593838c r4:8561f600 ** 5 printk messages dropped ** [ 1340.652929][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.653056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.653400][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.653745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1340.654116][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.654139][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.654186][ T32] r5:00001000 r4:dffe3000 [ 1340.654208][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.654251][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.654299][ T32] r5:8529a38c r4:8529a000 [ 1340.654332][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.654390][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.654413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.654468][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.654493][ T32] r4:849f1580 [ 1340.654531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.654623][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.654650][ T32] r4:00000001 [ 1340.654672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.654716][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.654747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.654835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.654884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.654961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.654999][ T32] r4:8334b7c0 [ 1340.655025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.666017][ T32] INFO: task kworker/1:1021:6315 blocked for more than 467 seconds. [ 1340.666102][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.666134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.666164][ T32] task:kworker/1:1021 state:D stack:0 pid:6315 tgid:6315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.666257][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.666317][ T32] Call trace: [ 1340.666351][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.666414][ T32] r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:8596c800 [ 1340.666514][ T32] r4:8596c800 [ 1340.666542][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.666593][ T32] r5:8596c800 r4:8291a680 [ 1340.666685][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.666734][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.666793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1340.666838][ T32] r4:00000000 [ 1340.666861][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.666907][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.666955][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.667048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552bb00 [ 1340.667100][ T32] r4:00000000 [ 1340.667126][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.667211][ T32] r9:83018205 r8:8596c800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1340.667241][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.667292][ T32] r5:00001000 r4:ebd37000 [ 1340.667317][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.667362][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.667410][ T32] r5:85939b8c r4:85939800 [ 1340.667433][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.667498][ T32] r7:ddde2d80 r6:83018200 r5:85939b8c r4:8561f700 [ 1340.667535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.667594][ T32] r10:61c88647 r9:8596c800 r8:8561f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.667621][ T32] r4:8561f700 [ 1340.667644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.667697][ T32] r10:00000000 r9:8561f700 r8:80287e08 r7:ecbbde60 r6:8561f780 r5:8596c800 [ 1340.667722][ T32] r4:00000001 [ 1340.667755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.667802][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1340.667835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.667870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.667908][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.667980][ T32] r4:85621cc0 ** 5 printk messages dropped ** [ 1340.668475][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 5 printk messages dropped ** [ 1340.668730][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 1 printk messages dropped ** [ 1340.668876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.669011][ T32] r4:82ac21e4 [ 1340.669070][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.669151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.669199][ T32] r4:df9dddc0 [ 1340.669226][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.669282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.669309][ T32] r4:00000000 [ 1340.669331][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.669384][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.669407][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.669454][ T32] r5:00001000 r4:dffe3000 [ 1340.669476][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.669533][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.669667][ T32] r5:8529a38c r4:8529a000 [ 1340.669767][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.669827][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.669875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.669957][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.670018][ T32] r4:849f1580 [ 1340.670084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.670158][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.670197][ T32] r4:00000001 [ 1340.670245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.670290][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.670346][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.670558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1340.671101][ T32] r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000013 r6:ecbd9d8c r5:8596d400 ** 8 printk messages dropped ** [ 1340.671618][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.672229][ T32] r5:8593938c r4:85939000 ** 1 printk messages dropped ** [ 1340.672356][ T32] r7:ddde2d80 r6:83018200 r5:8593938c r4:8561f800 ** 4 printk messages dropped ** [ 1340.672573][ T32] r10:00000000 r9:8561f800 r8:80287e08 r7:ecbf5e60 r6:8561f880 r5:8596d400 ** 10 printk messages dropped ** [ 1340.673134][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.673218][ T32] Call trace: [ 1340.673274][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.673364][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.673393][ T32] r4:00000000 [ 1340.673415][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.673490][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.673527][ T32] dd20: 805c3000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.673561][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.673612][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.673656][ T32] r5:80090113 r4:80239bb0 [ 1340.673683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.673728][ T32] r4:82ac21e4 [ 1340.673765][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.673872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.673934][ T32] r4:df9dddc0 [ 1340.673959][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.674015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.674116][ T32] r4:00000000 [ 1340.674143][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.674233][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.674284][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.674337][ T32] r5:00001000 r4:dffe3000 [ 1340.674408][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.674456][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.674505][ T32] r5:8529a38c r4:8529a000 [ 1340.674747][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.674836][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.674865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.675001][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.675074][ T32] r4:849f1580 [ 1340.675186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.686758][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.686804][ T32] r4:00000001 [ 1340.686855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.686952][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.686988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.687074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.687132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.687200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.687231][ T32] r4:8334b7c0 [ 1340.687258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.687298][ T32] INFO: task kworker/1:1023:6318 blocked for more than 467 seconds. [ 1340.687347][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.687402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.687432][ T32] task:kworker/1:1023 state:D stack:0 pid:6318 tgid:6318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.687494][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.687558][ T32] Call trace: [ 1340.687596][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.687658][ T32] r10:8291a684 r9:ecc11d84 r8:00000002 r7:60000013 r6:ecc11d8c r5:8596e000 [ 1340.687684][ T32] r4:8596e000 [ 1340.687706][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.687781][ T32] r5:8596e000 r4:8291a680 [ 1340.687808][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.687882][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.687957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 1340.688009][ T32] r4:00000000 [ 1340.688051][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1340.688287][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.688633][ T32] r5:8593978c r4:85939400 ** 3 printk messages dropped ** [ 1340.688791][ T32] r10:61c88647 r9:8596e000 r8:8561f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.689145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.689800][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.690238][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.690489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1340.690909][ T32] r5:8529a38c r4:8529a000 [ 1340.691006][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.691078][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.691137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.691223][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.691254][ T32] r4:849f1580 [ 1340.691277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.691334][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.691359][ T32] r4:00000001 [ 1340.691380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.691443][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.691481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.691539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.691575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.691633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.691686][ T32] r4:8334b7c0 [ 1340.691713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.691744][ T32] INFO: task kworker/0:564:6327 blocked for more than 467 seconds. [ 1340.691775][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.691826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.691876][ T32] task:kworker/0:564 state:D stack:0 pid:6327 tgid:6327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.691945][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.691990][ T32] Call trace: [ 1340.692021][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.692077][ T32] r10:8291a684 r9:ecc99d84 r8:00000002 r7:60000113 r6:ecc99d8c r5:85970000 [ 1340.692193][ T32] r4:85970000 [ 1340.692268][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.692323][ T32] r5:85970000 r4:8291a680 [ 1340.692373][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.692421][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.692487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [ 1340.692516][ T32] r4:00000000 [ 1340.692537][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.692601][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.692644][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.692718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601dc0 [ 1340.692746][ T32] r4:00000000 [ 1340.692785][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.692873][ T32] r9:83018005 r8:85970000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1340.692908][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.692961][ T32] r5:00001000 r4:ecb23000 [ 1340.693012][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.693087][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.693140][ T32] r5:85766b8c r4:85766800 [ 1340.693188][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.693244][ T32] r7:dddced80 r6:83018000 r5:85766b8c r4:85842800 [ 1340.693317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.693423][ T32] r10:61c88647 r9:85970000 r8:8584282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.693458][ T32] r4:85842800 [ 1340.693480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.693533][ T32] r10:00000000 r9:85842800 r8:80287e08 r7:eccc9e60 r6:8561fc00 r5:85970000 [ 1340.693585][ T32] r4:00000001 [ 1340.693652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.693798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.694240][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.694588][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.694758][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.709672][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1340.710102][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1340.710508][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1340.710745][ T32] task:kworker/0:565 state:D stack:0 pid:6330 tgid:6330 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.711223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 ** 8 printk messages dropped ** [ 1340.711661][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.711931][ T32] r7:dddced80 r6:83018000 r5:8576738c r4:85842880 [ 1340.711956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.712012][ T32] r10:61c88647 r9:858e8000 r8:858428ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.712039][ T32] r4:85842880 [ 1340.712060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.712113][ T32] r10:00000000 r9:85842880 r8:80287e08 r7:eccc9e60 r6:85842900 r5:858e8000 [ 1340.712137][ T32] r4:00000001 [ 1340.712158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.712199][ T32] Exception stack(0xecc45fb0 to 0xecc45ff8) [ 1340.712229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.712262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.712293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.712370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.712426][ T32] r4:85601e80 [ 1340.712612][ T32] INFO: task kworker/0:565:6330 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.712660][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.712725][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.712772][ T32] Call trace: [ 1340.712835][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.712952][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.713007][ T32] r4:00000000 [ 1340.713034][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.713084][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.713119][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.713202][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.713244][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.713272][ T32] r5:80090113 r4:80239bb0 [ 1340.713310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.713361][ T32] r4:82ac21e4 [ 1340.713384][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.713440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.713465][ T32] r4:df9dddc0 [ 1340.713509][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.713565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.713590][ T32] r4:00000000 [ 1340.713612][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.713698][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.713728][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.713806][ T32] r5:00001000 r4:dffe3000 [ 1340.713856][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.713908][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.713981][ T32] r5:8529a38c r4:8529a000 [ 1340.714007][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.714062][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 1 printk messages dropped ** [ 1340.714140][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.714482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.714831][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.726919][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.727439][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.727785][ T32] r5:85767f8c r4:85767c00 ** 3 printk messages dropped ** [ 1340.728034][ T32] r10:61c88647 r9:858ea400 r8:858429ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.728488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.729153][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1340.729621][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.729781][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1340.730261][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1340.730660][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1340.731101][ T32] INFO: task kworker/0:567:6357 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.731408][ T32] r4:858eb000 ** 3 printk messages dropped ** [ 1340.731666][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.732003][ T32] r9:83018005 r8:858eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 6 printk messages dropped ** [ 1340.732396][ T32] r7:dddced80 r6:83018000 r5:8493c38c r4:85842a80 ** 7 printk messages dropped ** [ 1340.732702][ T32] Exception stack(0xecd99fb0 to 0xecd99ff8) ** 6 printk messages dropped ** [ 1340.732974][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.733511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.733556][ T32] r4:82ac21e4 [ 1340.733584][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.733634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.733658][ T32] r4:df9dddc0 [ 1340.733679][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.733727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.733751][ T32] r4:00000000 [ 1340.733789][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.733846][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.733908][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.733985][ T32] r5:00001000 r4:dffe3000 [ 1340.734024][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.734071][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.734119][ T32] r5:8529a38c r4:8529a000 [ 1340.734141][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.734207][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.734260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.734327][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.734353][ T32] r4:849f1580 [ 1340.734374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.734451][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.734482][ T32] r4:00000001 [ 1340.734528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.734617][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.734651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.734684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.734714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.734747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.734772][ T32] r4:8334b7c0 [ 1340.734805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.734837][ T32] INFO: task kworker/0:568:6359 blocked for more than 467 seconds. [ 1340.734870][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.734926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.734971][ T32] task:kworker/0:568 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.735095][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.751639][ T32] Call trace: [ 1340.751686][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.751789][ T32] r10:8291a684 r9:ecdd9d84 r8:00000002 r7:60000113 r6:ecdd9d8c r5:858ec800 [ 1340.751830][ T32] r4:858ec800 [ 1340.751853][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.751911][ T32] r5:858ec800 r4:8291a680 [ 1340.751935][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.751979][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.752029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1340.752054][ T32] r4:00000000 [ 1340.752075][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.752116][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.752162][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.752258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847506c0 [ 1340.752340][ T32] r4:00000000 [ 1340.752367][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.752423][ T32] r9:83018005 r8:858ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ff000 [ 1340.752453][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.752541][ T32] r5:00001000 r4:ec81b000 [ 1340.752581][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.752655][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.752716][ T32] r5:847efb8c r4:847ef800 [ 1340.752741][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.752797][ T32] r7:dddced80 r6:83018000 r5:847efb8c r4:85842b80 [ 1340.752821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.752902][ T32] r10:61c88647 r9:858ec800 r8:85842bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.752959][ T32] r4:85842b80 [ 1340.752992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.753049][ T32] r10:00000000 r9:85842b80 r8:80287e08 r7:ecdd5e60 r6:85842c00 r5:858ec800 [ 1340.753074][ T32] r4:00000001 [ 1340.753095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.753136][ T32] Exception stack(0xecdd9fb0 to 0xecdd9ff8) [ 1340.753174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.753208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.753239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.753273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.753297][ T32] r4:85628bc0 [ 1340.753542][ T32] INFO: task kworker/0:568:6359 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.753595][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.753719][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.753796][ T32] Call trace: [ 1340.753830][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.753933][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.753991][ T32] r4:00000000 [ 1340.754070][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.754124][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.754167][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.754201][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.754229][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.754257][ T32] r5:80090113 r4:80239bb0 [ 1340.754279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.754325][ T32] r4:82ac21e4 [ 1340.754347][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.754397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.754445][ T32] r4:df9dddc0 [ 1340.754470][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1340.754973][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.762477][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 8 printk messages dropped ** [ 1340.762902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.763439][ T32] r5:858ebc00 r4:8291a680 ** 2 printk messages dropped ** [ 1340.763557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 ** 4 printk messages dropped ** [ 1340.763814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a035c0 ** 4 printk messages dropped ** [ 1340.764128][ T32] r5:00001000 r4:ec8c5000 ** 2 printk messages dropped ** [ 1340.764250][ T32] r5:859c7f8c r4:859c7c00 ** 1 printk messages dropped ** [ 1340.764340][ T32] r7:dddced80 r6:83018000 r5:859c7f8c r4:85842c80 ** 1 printk messages dropped ** [ 1340.764453][ T32] r10:61c88647 r9:858ebc00 r8:85842cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.764506][ T32] r4:85842c80 [ 1340.764533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.764589][ T32] r10:00000000 r9:85842c80 r8:80287e08 r7:ecdd5e60 r6:85842d00 r5:858ebc00 [ 1340.764614][ T32] r4:00000001 [ 1340.764637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.764701][ T32] Exception stack(0xecea1fb0 to 0xecea1ff8) [ 1340.764738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.764798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.764832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.764883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.764945][ T32] r4:84750680 [ 1340.772098][ T32] INFO: task kworker/0:569:6444 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.772208][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.772349][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.772518][ T32] Call trace: [ 1340.772619][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.772696][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.772723][ T32] r4:00000000 [ 1340.772745][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.772791][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.772825][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.772860][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.772915][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.772956][ T32] r5:80090113 r4:80239bb0 [ 1340.772981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.773031][ T32] r4:82ac21e4 [ 1340.773076][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.773133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.773163][ T32] r4:df9dddc0 [ 1340.773209][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.773275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.773309][ T32] r4:00000000 [ 1340.773332][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.773423][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.773452][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.773503][ T32] r5:00001000 r4:dffe3000 [ 1340.773525][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.773569][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.773619][ T32] r5:8529a38c r4:8529a000 [ 1340.773643][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.773696][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.773742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.773829][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.773858][ T32] r4:849f1580 [ 1340.773899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.773958][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.773984][ T32] r4:00000001 [ 1340.774006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.774047][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.774078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.774204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.774247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.774281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.774333][ T32] r4:8334b7c0 [ 1340.774367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.774447][ T32] INFO: task kworker/0:570:6447 blocked for more than 467 seconds. [ 1340.774508][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.774565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.774592][ T32] task:kworker/0:570 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.774674][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.774772][ T32] Call trace: [ 1340.774814][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.774872][ T32] r10:8291a684 r9:ecea5d84 r8:00000002 r7:60000113 r6:ecea5d8c r5:858ed400 ** 5 printk messages dropped ** [ 1340.781826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea5e08 ** 4 printk messages dropped ** [ 1340.782108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8420a300 ** 3 printk messages dropped ** [ 1340.782271][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.782506][ T32] r5:8493d38c r4:8493d000 [ 1340.782528][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.782584][ T32] r7:dddced80 r6:83018000 r5:8493d38c r4:85842d80 [ 1340.782608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.782663][ T32] r10:61c88647 r9:858ed400 r8:85842dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.782687][ T32] r4:85842d80 [ 1340.782757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.782849][ T32] r10:00000000 r9:85842d80 r8:80287e08 r7:ecea1e60 r6:85842e00 r5:858ed400 [ 1340.782892][ T32] r4:00000001 [ 1340.782951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.783051][ T32] Exception stack(0xecea5fb0 to 0xecea5ff8) [ 1340.783118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.783172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.783210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.783246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.783305][ T32] r4:84750740 [ 1340.783538][ T32] INFO: task kworker/0:570:6447 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.783607][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.783684][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.783781][ T32] Call trace: [ 1340.783911][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.783979][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.784007][ T32] r4:00000000 [ 1340.784055][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.784109][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.784145][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.784190][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.784223][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.784251][ T32] r5:80090113 r4:80239bb0 [ 1340.784299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.784362][ T32] r4:82ac21e4 [ 1340.784390][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.784443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.784469][ T32] r4:df9dddc0 [ 1340.784490][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.784541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.784567][ T32] r4:00000000 [ 1340.784588][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.784640][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.784664][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.784713][ T32] r5:00001000 r4:dffe3000 [ 1340.784734][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.784777][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.784838][ T32] r5:8529a38c r4:8529a000 [ 1340.784863][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.784947][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.784982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.793492][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.793582][ T32] r4:849f1580 [ 1340.793641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.793727][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.793762][ T32] r4:00000001 [ 1340.793788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.793887][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.793945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.793985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.794016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.794050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.794077][ T32] r4:8334b7c0 [ 1340.794106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.794153][ T32] INFO: task kworker/0:571:6452 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1340.794242][ T32] task:kworker/0:571 state:D stack:0 pid:6452 tgid:6452 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.794749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb5e08 ** 6 printk messages dropped ** [ 1340.797745][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.798116][ T32] r5:85766f8c r4:85766c00 ** 1 printk messages dropped ** [ 1340.798220][ T32] r7:dddced80 r6:83018000 r5:85766f8c r4:85842e80 ** 1 printk messages dropped ** [ 1340.798323][ T32] r10:61c88647 r9:858e8c00 r8:85842eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.798665][ T32] Exception stack(0xeceb5fb0 to 0xeceb5ff8) ** 2 printk messages dropped ** [ 1340.798831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.799466][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.800048][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.800172][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.800418][ T32] r5:00001000 r4:dffe3000 [ 1340.800438][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.800483][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.800554][ T32] r5:8529a38c r4:8529a000 [ 1340.800580][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.800633][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.800657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.800758][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.800788][ T32] r4:849f1580 [ 1340.800811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.800865][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.800941][ T32] r4:00000001 [ 1340.801000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.801047][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.801103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.801177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.801264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.801333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.801369][ T32] r4:8334b7c0 [ 1340.801414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.801458][ T32] INFO: task kworker/0:572:6454 blocked for more than 467 seconds. [ 1340.801557][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.801612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.801670][ T32] task:kworker/0:572 state:D stack:0 pid:6454 tgid:6454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.801765][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.801854][ T32] Call trace: [ 1340.801951][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.802012][ T32] r10:8291a684 r9:ece45d84 r8:00000002 r7:60000113 r6:ece45d8c r5:85976c00 [ 1340.802041][ T32] r4:85976c00 [ 1340.802064][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.802114][ T32] r5:85976c00 r4:8291a680 [ 1340.802136][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.802185][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.802235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece45e08 [ 1340.802288][ T32] r4:00000000 [ 1340.802338][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.802389][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.802430][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.802485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8420ae40 [ 1340.802536][ T32] r4:00000000 [ 1340.802563][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.802618][ T32] r9:83018005 r8:85976c00 r7:00000000 r6:83018000 r5:00001000 r4:7f10d000 [ 1340.802686][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.802739][ T32] r5:00001000 r4:eca87000 [ 1340.802788][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.802836][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.802892][ T32] r5:859c7b8c r4:859c7800 [ 1340.802921][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.802973][ T32] r7:dddced80 r6:83018000 r5:859c7b8c r4:85842f80 [ 1340.803020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.803311][ T32] r10:00000000 r9:85842f80 r8:80287e08 r7:ecea5e60 r6:8561fc80 r5:85976c00 ** 9 printk messages dropped ** [ 1340.803838][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.804656][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.805015][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.815981][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.816331][ T32] r4:849f1580 ** 1 printk messages dropped ** [ 1340.816411][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1340.816606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.816840][ T32] INFO: task kworker/0:573:6455 blocked for more than 467 seconds. ** 3 printk messages dropped ** [ 1340.817065][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.817403][ T32] r5:85975400 r4:8291a680 ** 3 printk messages dropped ** [ 1340.817550][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.817766][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.817908][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.818141][ T32] r5:8580838c r4:85808000 [ 1340.818164][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.818218][ T32] r7:dddced80 r6:83018000 r5:8580838c r4:85842680 [ 1340.818283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.818393][ T32] r10:61c88647 r9:85975400 r8:858426ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.818425][ T32] r4:85842680 [ 1340.818448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.818501][ T32] r10:00000000 r9:85842680 r8:80287e08 r7:ecea5e60 r6:8561fd00 r5:85975400 [ 1340.818529][ T32] r4:00000001 [ 1340.818577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.818624][ T32] Exception stack(0xecdddfb0 to 0xecdddff8) [ 1340.818682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.818726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.818784][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.818853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.818891][ T32] r4:8420a880 [ 1340.819105][ T32] INFO: task kworker/0:573:6455 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.819156][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.819225][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.819277][ T32] Call trace: [ 1340.819367][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.819432][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.819462][ T32] r4:00000000 [ 1340.819486][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.819565][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.819618][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.819655][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.819687][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.819717][ T32] r5:80090113 r4:80239bb0 [ 1340.819742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.819809][ T32] r4:82ac21e4 [ 1340.819838][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.819891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.819924][ T32] r4:df9dddc0 [ 1340.819972][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.820028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.820057][ T32] r4:00000000 [ 1340.820082][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.820135][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.820175][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.820228][ T32] r5:00001000 r4:dffe3000 [ 1340.820252][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.820296][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.820368][ T32] r5:8529a38c r4:8529a000 [ 1340.820395][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.820452][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.820477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.820534][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.820716][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.821033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.821404][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.821957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 ** 8 printk messages dropped ** [ 1340.822490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.822938][ T32] r10:61c88647 r9:85976000 r8:85a1402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.823404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.823775][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.824281][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.824552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1340.825036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.843830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.844294][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.844676][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.849653][ T32] r9:83018005 r8:85973c00 r7:00000000 r6:83018000 r5:00001000 r4:7f119000 ** 4 printk messages dropped ** [ 1340.849854][ T32] r5:85808f8c r4:85808c00 ** 2 printk messages dropped ** [ 1340.849985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.850047][ T32] r10:61c88647 r9:85973c00 r8:85a140ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.850099][ T32] r4:85a14080 [ 1340.850125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.850184][ T32] r10:00000000 r9:85a14080 r8:80287e08 r7:eceb1e60 r6:8561fe00 r5:85973c00 [ 1340.850210][ T32] r4:00000001 [ 1340.850232][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.850299][ T32] Exception stack(0xeceb9fb0 to 0xeceb9ff8) [ 1340.850335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.850419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.850461][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.850544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.850598][ T32] r4:85a19140 [ 1340.850784][ T32] INFO: task kworker/0:575:6461 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.850831][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.850941][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.851015][ T32] Call trace: [ 1340.851112][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.851180][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.851209][ T32] r4:00000000 [ 1340.851231][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.851277][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.851310][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.851393][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.851432][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.851464][ T32] r5:80090113 r4:80239bb0 [ 1340.851511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.851592][ T32] r4:82ac21e4 [ 1340.851620][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.851672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.851743][ T32] r4:df9dddc0 [ 1340.851769][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.851820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.851846][ T32] r4:00000000 [ 1340.851868][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.851949][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.851979][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.852054][ T32] r5:00001000 r4:dffe3000 [ 1340.852079][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.852124][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.852195][ T32] r5:8529a38c r4:8529a000 [ 1340.852244][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.852326][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.852354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.852410][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.852435][ T32] r4:849f1580 [ 1340.852461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.852514][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.852540][ T32] r4:00000001 [ 1340.852585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.852636][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.852692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.852748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.852807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.852868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.852901][ T32] r4:8334b7c0 [ 1340.852925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.852954][ T32] INFO: task kworker/0:576:6464 blocked for more than 467 seconds. [ 1340.852986][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.853012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.853087][ T32] task:kworker/0:576 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.853144][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.853197][ T32] Call trace: [ 1340.853287][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.853346][ T32] r10:8291a684 r9:ecec5d84 r8:00000002 r7:60000013 r6:ecec5d8c r5:85973000 [ 1340.853386][ T32] r4:85973000 [ 1340.853412][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.853462][ T32] r5:85973000 r4:8291a680 [ 1340.853507][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.853555][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.853629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 [ 1340.853698][ T32] r4:00000000 [ 1340.853754][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.853798][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.853861][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.853919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a19440 [ 1340.853945][ T32] r4:00000000 [ 1340.853968][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.854022][ T32] r9:83018005 r8:85973000 r7:00000000 r6:83018000 r5:00001000 r4:7f11b000 [ 1340.854069][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.854125][ T32] r5:00001000 r4:ecb85000 [ 1340.854147][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.854240][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.854318][ T32] r5:8580978c r4:85809400 [ 1340.854351][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.854403][ T32] r7:dddced80 r6:83018000 r5:8580978c r4:85a14100 [ 1340.854475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.854533][ T32] r10:61c88647 r9:85973000 r8:85a1412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.854559][ T32] r4:85a14100 [ 1340.854606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.854662][ T32] r10:00000000 r9:85a14100 r8:80287e08 r7:eceb9e60 r6:8561fe80 r5:85973000 [ 1340.854686][ T32] r4:00000001 [ 1340.854758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.854801][ T32] Exception stack(0xecec5fb0 to 0xecec5ff8) [ 1340.854857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.854900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.854934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.854967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.855016][ T32] r4:85a19240 [ 1340.865544][ T32] INFO: task kworker/0:576:6464 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.865651][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.865740][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.865819][ T32] Call trace: [ 1340.865873][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.865973][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.866029][ T32] r4:00000000 [ 1340.866056][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.866128][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.866194][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.866233][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.866289][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.866328][ T32] r5:80090113 r4:80239bb0 [ 1340.866402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.866483][ T32] r4:82ac21e4 [ 1340.866510][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.866562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.866587][ T32] r4:df9dddc0 [ 1340.866635][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.866690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1340.866715][ T32] r4:00000000 [ 1340.866736][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.866790][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.866829][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.866889][ T32] r5:00001000 r4:dffe3000 [ 1340.866934][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.866988][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.867248][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1340.867732][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1340.868038][ T32] INFO: task kworker/0:577:6466 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1340.868584][ T32] r10:8291a684 r9:ecec9d84 r8:00000002 r7:60000013 r6:ecec9d8c r5:85972400 ** 4 printk messages dropped ** [ 1340.868859][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.869078][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.869192][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.869417][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.869795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.870333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.870802][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.871257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.871730][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1340.872119][ T32] r4:849f1580 [ 1340.872164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.872234][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.872289][ T32] r4:00000001 [ 1340.872338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.872408][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.872483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.872520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.872551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.872584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.872607][ T32] r4:8334b7c0 [ 1340.872629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.872675][ T32] INFO: task kworker/0:578:6468 blocked for more than 467 seconds. [ 1340.872710][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.872736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.872772][ T32] task:kworker/0:578 state:D stack:0 pid:6468 tgid:6468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.872882][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.872960][ T32] Call trace: [ 1340.873034][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.873098][ T32] r10:8291a684 r9:ececdd84 r8:00000002 r7:60000013 r6:ececdd8c r5:85970c00 [ 1340.873124][ T32] r4:85970c00 [ 1340.873149][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.873205][ T32] r5:85970c00 r4:8291a680 [ 1340.873229][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.873273][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.873348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ececde08 [ 1340.873402][ T32] r4:00000000 [ 1340.873450][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.873493][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.873534][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.873601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a19380 [ 1340.873648][ T32] r4:00000000 [ 1340.873672][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.873727][ T32] r9:83018005 r8:85970c00 r7:00000000 r6:83018000 r5:00001000 r4:7f11f000 [ 1340.873750][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.873797][ T32] r5:00001000 r4:ecbc7000 [ 1340.873844][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.873909][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.873962][ T32] r5:8580938c r4:85809000 [ 1340.873985][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.874078][ T32] r7:dddced80 r6:83018000 r5:8580938c r4:85a14200 [ 1340.874148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.874213][ T32] r10:61c88647 r9:85970c00 r8:85a1422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.874242][ T32] r4:85a14200 [ 1340.874265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.874347][ T32] r10:00000000 r9:85a14200 r8:80287e08 r7:ecec9e60 r6:8561ff80 r5:85970c00 [ 1340.874437][ T32] r4:00000001 [ 1340.874465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.874535][ T32] Exception stack(0xececdfb0 to 0xececdff8) [ 1340.874569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.874602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.874632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.874690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.874733][ T32] r4:85a194c0 [ 1340.874820][ T32] INFO: task kworker/0:578:6468 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.874856][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.874958][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.892574][ T32] Call trace: [ 1340.892673][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.892754][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.892782][ T32] r4:00000000 [ 1340.892805][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.892852][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.892887][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.892953][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.892988][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.893041][ T32] r5:80090113 r4:80239bb0 [ 1340.893069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1340.893189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 4 printk messages dropped ** [ 1340.893422][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.893640][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.893847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.894014][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.894038][ T32] r4:00000001 [ 1340.894060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.894099][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.894129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.894161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.894216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.894285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.894338][ T32] r4:8334b7c0 [ 1340.894374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.894406][ T32] INFO: task kworker/0:579:6469 blocked for more than 467 seconds. [ 1340.894465][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.894522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.894549][ T32] task:kworker/0:579 state:D stack:0 pid:6469 tgid:6469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.894619][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.894665][ T32] Call trace: [ 1340.894697][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.894751][ T32] r10:8291a684 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:85974800 [ 1340.894778][ T32] r4:85974800 [ 1340.894799][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.894847][ T32] r5:85974800 r4:8291a680 [ 1340.894903][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.894954][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.895004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 [ 1340.895030][ T32] r4:00000000 [ 1340.903152][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.903334][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.903474][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.903531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a197c0 [ 1340.903607][ T32] r4:00000000 [ 1340.903634][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.903714][ T32] r9:83018005 r8:85974800 r7:00000000 r6:83018000 r5:00001000 r4:7f121000 [ 1340.903765][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.903871][ T32] r5:00001000 r4:ecbf7000 [ 1340.903904][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.904024][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.904077][ T32] r5:85809f8c r4:85809c00 [ 1340.904099][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.904225][ T32] r7:dddced80 r6:83018000 r5:85809f8c r4:85a14280 [ 1340.904283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.904344][ T32] r10:61c88647 r9:85974800 r8:85a142ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.904369][ T32] r4:85a14280 [ 1340.904416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.904486][ T32] r10:00000000 r9:85a14280 r8:80287e08 r7:ececde60 r6:8582df80 r5:85974800 [ 1340.904561][ T32] r4:00000001 [ 1340.904648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.904696][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1340.904728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.904761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.904792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.904827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.904852][ T32] r4:85a19100 [ 1340.905026][ T32] INFO: task kworker/0:579:6469 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.907483][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.907573][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.907634][ T32] Call trace: [ 1340.907668][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.907731][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.907816][ T32] r4:00000000 [ 1340.907850][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.907929][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.907974][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.908009][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.908039][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.908067][ T32] r5:80090113 r4:80239bb0 [ 1340.908089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.908138][ T32] r4:82ac21e4 [ 1340.908214][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.908273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1340.908301][ T32] r4:df9dddc0 [ 1340.908348][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1340.908554][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.908600][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.908760][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.909061][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1340.909224][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.909436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.909850][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.910051][ T32] r4:851f0c00 ** 4 printk messages dropped ** [ 1340.910311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced9e08 ** 7 printk messages dropped ** [ 1340.910701][ T32] r9:83018005 r8:851f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f123000 ** 4 printk messages dropped ** [ 1340.911024][ T32] r5:8580a78c r4:8580a400 ** 3 printk messages dropped ** [ 1340.911238][ T32] r10:61c88647 r9:851f0c00 r8:85a1432c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.911584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.912056][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.912542][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.912827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1340.913319][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.913712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.914226][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.914619][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.931090][ T32] r9:83018005 r8:851f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 7 printk messages dropped ** [ 1340.931688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.932118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.932643][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.932869][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1340.933249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1340.933821][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.934257][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1340.934581][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1340.934769][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.934815][ T32] Call trace: [ 1340.934847][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.934907][ T32] r10:8291a684 r9:ecee5d84 r8:00000002 r7:60000013 r6:ecee5d8c r5:851f0000 [ 1340.934933][ T32] r4:851f0000 [ 1340.934956][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.935005][ T32] r5:851f0000 r4:8291a680 [ 1340.935057][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.941579][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.941740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee5e08 [ 1340.941776][ T32] r4:00000000 [ 1340.941799][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.941842][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.941903][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.941994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a19a40 [ 1340.942024][ T32] r4:00000000 [ 1340.942047][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.942103][ T32] r9:83018005 r8:851f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f125000 [ 1340.942129][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.942194][ T32] r5:00001000 r4:ecc2d000 [ 1340.942279][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.942364][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.942415][ T32] r5:8580ab8c r4:8580a800 [ 1340.942464][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.942527][ T32] r7:dddced80 r6:83018000 r5:8580ab8c r4:85a14400 [ 1340.942553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.942607][ T32] r10:61c88647 r9:851f0000 r8:85a1442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.942632][ T32] r4:85a14400 [ 1340.942654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.942731][ T32] r10:00000000 r9:85a14400 r8:80287e08 r7:ecee1e60 r6:85a0d100 r5:851f0000 [ 1340.942762][ T32] r4:00000001 [ 1340.942786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.942830][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 1340.942862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.942901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.942934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.942992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.943021][ T32] r4:85a198c0 [ 1340.943223][ T32] INFO: task kworker/0:582:6475 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.943265][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.943368][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.943453][ T32] Call trace: [ 1340.943522][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.943595][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.943626][ T32] r4:00000000 [ 1340.943648][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.943694][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.943727][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.943762][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.943815][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.943847][ T32] r5:80090113 r4:80239bb0 [ 1340.943871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.943925][ T32] r4:82ac21e4 [ 1340.943948][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1340.944152][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.944562][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.944910][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1340.953032][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1340.953409][ T32] r10:8291a684 r9:eceedd84 r8:00000002 r7:60000113 r6:eceedd8c r5:851f1800 ** 8 printk messages dropped ** [ 1340.953842][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.954389][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.954934][ T32] r4:85a14480 ** 5 printk messages dropped ** [ 1340.962151][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.962909][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1340.963422][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1340.963777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 2 printk messages dropped ** [ 1340.963876][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.963905][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.963956][ T32] r5:00001000 r4:dffe3000 [ 1340.963984][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.964057][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.964135][ T32] r5:8529a38c r4:8529a000 [ 1340.964167][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.964223][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1340.964247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.964325][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.964356][ T32] r4:849f1580 [ 1340.964378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.964456][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1340.964491][ T32] r4:00000001 [ 1340.964520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.964563][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1340.964618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.964656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.964686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.964719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.964743][ T32] r4:8334b7c0 [ 1340.964766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.964797][ T32] INFO: task kworker/0:584:6479 blocked for more than 467 seconds. [ 1340.964863][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.964906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.964943][ T32] task:kworker/0:584 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.965005][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.965114][ T32] Call trace: [ 1340.970471][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.970558][ T32] r10:8291a684 r9:ecef5d84 r8:00000002 r7:60000013 r6:ecef5d8c r5:851f3000 [ 1340.970588][ T32] r4:851f3000 [ 1340.970635][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.970715][ T32] r5:851f3000 r4:8291a680 [ 1340.970750][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.970820][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.970904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef5e08 [ 1340.970936][ T32] r4:00000000 [ 1340.970958][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.971003][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.971090][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.971145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a19d80 [ 1340.971195][ T32] r4:00000000 [ 1340.971221][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.971277][ T32] r9:83018005 r8:851f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f129000 [ 1340.971301][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.971352][ T32] r5:00001000 r4:ecc75000 [ 1340.971397][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.971473][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.971533][ T32] r5:8580b38c r4:8580b000 [ 1340.971556][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.971612][ T32] r7:dddced80 r6:83018000 r5:8580b38c r4:85a14500 [ 1340.971637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.971690][ T32] r10:61c88647 r9:851f3000 r8:85a1452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.971750][ T32] r4:85a14500 [ 1340.971801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.971864][ T32] r10:00000000 r9:85a14500 r8:80287e08 r7:ecee1e60 r6:85a0d200 r5:851f3000 [ 1340.971927][ T32] r4:00000001 [ 1340.971953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.971997][ T32] Exception stack(0xecef5fb0 to 0xecef5ff8) [ 1340.972030][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.972076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.972111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.972168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.972214][ T32] r4:85a19d00 [ 1340.972397][ T32] INFO: task kworker/0:584:6479 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1340.972434][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.972575][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.972628][ T32] Call trace: [ 1340.972744][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.972807][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1340.972834][ T32] r4:00000000 [ 1340.972855][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.972904][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1340.972939][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1340.973001][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1340.973034][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1340.973087][ T32] r5:80090113 r4:80239bb0 [ 1340.973112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1340.973335][ T32] r4:df9dddc0 ** 3 printk messages dropped ** [ 1340.973557][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1340.974163][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1340.974463][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.974621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.974878][ T32] task:kworker/0:585 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.984293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecefde08 ** 8 printk messages dropped ** [ 1340.984733][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.990085][ T32] r10:61c88647 r9:851f5400 r8:85a145ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.990407][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.990911][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.991311][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 7 printk messages dropped ** [ 1340.991840][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1340.992316][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.992841][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1340.993137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.993244][ T32] INFO: task kworker/0:586:6483 blocked for more than 467 seconds. [ 1340.993295][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1340.993339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.993365][ T32] task:kworker/0:586 state:D stack:0 pid:6483 tgid:6483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.993418][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.993489][ T32] Call trace: [ 1340.993522][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1340.993593][ T32] r10:8291a684 r9:ecf05d84 r8:00000002 r7:60000113 r6:ecf05d8c r5:851f4800 [ 1340.993647][ T32] r4:851f4800 [ 1340.993673][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1340.993725][ T32] r5:851f4800 r4:8291a680 [ 1340.993796][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.993846][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.993923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf05e08 [ 1340.993965][ T32] r4:00000000 [ 1340.994030][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1340.994076][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1340.994115][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1340.994163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8420ac80 [ 1340.994188][ T32] r4:00000000 [ 1340.994214][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1340.994280][ T32] r9:83018005 r8:851f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1340.994306][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.994413][ T32] r5:00001000 r4:ecca5000 [ 1340.994441][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1340.994486][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.994534][ T32] r5:8580bb8c r4:8580b800 [ 1340.994605][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.994695][ T32] r7:dddced80 r6:83018000 r5:8580bb8c r4:85a14680 [ 1340.994796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.994857][ T32] r10:61c88647 r9:851f4800 r8:85a146ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.994909][ T32] r4:85a14680 [ 1340.994953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.995008][ T32] r10:00000000 r9:85a14680 r8:80287e08 r7:ecee1e60 r6:85a0d300 r5:851f4800 [ 1340.995082][ T32] r4:00000001 [ 1341.004388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.004509][ T32] Exception stack(0xecf05fb0 to 0xecf05ff8) [ 1341.004548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.004610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.004654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.004690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.004717][ T32] r4:8420a980 [ 1341.004891][ T32] INFO: task kworker/0:586:6483 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.004934][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.005025][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.005671][ T32] Call trace: [ 1341.005709][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.005780][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.005807][ T32] r4:00000000 [ 1341.005828][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.005933][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.005975][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.006036][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.006121][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.006163][ T32] r5:80090113 r4:80239bb0 [ 1341.006219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.006303][ T32] r4:82ac21e4 [ 1341.006404][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.006459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.006512][ T32] r4:df9dddc0 [ 1341.006538][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.006589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.006615][ T32] r4:00000000 [ 1341.006636][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.006691][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.006715][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.006765][ T32] r5:00001000 r4:dffe3000 [ 1341.006786][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.006854][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.006933][ T32] r5:8529a38c r4:8529a000 [ 1341.006960][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.007016][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.007146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.007210][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.007237][ T32] r4:849f1580 [ 1341.007285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.007369][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.007396][ T32] r4:00000001 [ 1341.007418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.007458][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.007489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.007522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.007623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.007669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.007693][ T32] r4:8334b7c0 [ 1341.007766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.007802][ T32] INFO: task kworker/0:587:6485 blocked for more than 467 seconds. [ 1341.007855][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.007887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.007923][ T32] task:kworker/0:587 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.008305][ T32] r4:851f3c00 ** 4 printk messages dropped ** [ 1341.008517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 ** 7 printk messages dropped ** [ 1341.009010][ T32] r9:83018005 r8:851f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 ** 4 printk messages dropped ** [ 1341.009225][ T32] r5:8580bf8c r4:8580bc00 ** 3 printk messages dropped ** [ 1341.009375][ T32] r10:61c88647 r9:851f3c00 r8:85a1462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1341.009910][ T32] r4:85a05000 ** 2 printk messages dropped ** [ 1341.010218][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.010588][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 6 printk messages dropped ** [ 1341.010875][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.011217][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.011606][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 10 printk messages dropped ** [ 1341.012032][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1341.012401][ T32] r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:858ee000 ** 6 printk messages dropped ** [ 1341.012715][ T32] r4:00000000 [ 1341.012759][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.012830][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.012873][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.012928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05600 [ 1341.012995][ T32] r4:00000000 [ 1341.013022][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.013075][ T32] r9:83018005 r8:858ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f133000 [ 1341.013098][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.013145][ T32] r5:00001000 r4:ecd1d000 [ 1341.013168][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.013211][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.013261][ T32] r5:859b0f8c r4:859b0c00 [ 1341.013283][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.013334][ T32] r7:dddced80 r6:83018000 r5:859b0f8c r4:85a14700 [ 1341.013356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.013459][ T32] r10:61c88647 r9:858ee000 r8:85a1472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.013489][ T32] r4:85a14700 [ 1341.013511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.013563][ T32] r10:00000000 r9:85a14700 r8:80287e08 r7:ecee1e60 r6:85a14780 r5:858ee000 [ 1341.013587][ T32] r4:00000001 [ 1341.013607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.013673][ T32] Exception stack(0xecebdfb0 to 0xecebdff8) [ 1341.013707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.013739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.013770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.013814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.013843][ T32] r4:85a05040 [ 1341.013918][ T32] INFO: task kworker/0:588:6493 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.013953][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.014064][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.014139][ T32] Call trace: [ 1341.014280][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.014342][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.014368][ T32] r4:00000000 [ 1341.014442][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.014491][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.014524][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.014556][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.014632][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.014665][ T32] r5:80090113 r4:80239bb0 [ 1341.014688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.014734][ T32] r4:82ac21e4 [ 1341.014756][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.014805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.014841][ T32] r4:df9dddc0 [ 1341.014866][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.014920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.014973][ T32] r4:00000000 [ 1341.015000][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.033075][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.033165][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.033256][ T32] r5:00001000 r4:dffe3000 [ 1341.033285][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.033333][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.033382][ T32] r5:8529a38c r4:8529a000 [ 1341.033404][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.033483][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.033536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.033595][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.033693][ T32] r4:849f1580 [ 1341.033726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.033811][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.034046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.034437][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.034864][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.034926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec1e08 [ 1341.034979][ T32] r4:00000000 [ 1341.035011][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.035139][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.041660][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.041764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a057c0 [ 1341.041798][ T32] r4:00000000 [ 1341.041823][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.041879][ T32] r9:83018005 r8:858eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f135000 [ 1341.041910][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.041969][ T32] r5:00001000 r4:ecd2d000 [ 1341.041994][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.042040][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.042111][ T32] r5:859b178c r4:859b1400 [ 1341.042139][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.042209][ T32] r7:dddced80 r6:83018000 r5:859b178c r4:85a14800 [ 1341.042237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.042320][ T32] r10:61c88647 r9:858eec00 r8:85a1482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.042349][ T32] r4:85a14800 [ 1341.042420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.042495][ T32] r10:00000000 r9:85a14800 r8:80287e08 r7:ecebde60 r6:85a14880 r5:858eec00 [ 1341.042539][ T32] r4:00000001 [ 1341.042613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.042661][ T32] Exception stack(0xecec1fb0 to 0xecec1ff8) [ 1341.042697][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.042770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.042814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.042951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1341.043300][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.043857][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1341.044210][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.044450][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.044954][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.051921][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.052065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.052194][ T32] r4:8334b7c0 [ 1341.052224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.052258][ T32] INFO: task kworker/0:590:6496 blocked for more than 467 seconds. [ 1341.052292][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.052320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.052344][ T32] task:kworker/0:590 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.052456][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.052517][ T32] Call trace: [ 1341.052553][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.052616][ T32] r10:8291a684 r9:ecf2dd84 r8:00000002 r7:60000113 r6:ecf2dd8c r5:858e9800 [ 1341.052642][ T32] r4:858e9800 [ 1341.052801][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.052857][ T32] r5:858e9800 r4:8291a680 [ 1341.052892][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.052957][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.053012][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf2de08 [ 1341.053038][ T32] r4:00000000 [ 1341.053059][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.053122][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.053169][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.053219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05980 [ 1341.053257][ T32] r4:00000000 [ 1341.053283][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.053339][ T32] r9:83018005 r8:858e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f137000 [ 1341.053383][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.053435][ T32] r5:00001000 r4:ecd3d000 [ 1341.053482][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.053531][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.053590][ T32] r5:859b1f8c r4:859b1c00 [ 1341.053616][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.053787][ T32] r10:61c88647 r9:858e9800 r8:85a1492c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.054226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.054800][ T32] r4:00000000 [ 1341.054821][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.054888][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.054954][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.054992][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.055061][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.055141][ T32] r5:80090113 r4:80239bb0 [ 1341.062128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.062207][ T32] r4:82ac21e4 [ 1341.062233][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.062299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.062379][ T32] r4:df9dddc0 [ 1341.062405][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.062461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.062512][ T32] r4:00000000 [ 1341.062538][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.062595][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.062619][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.062693][ T32] r5:00001000 r4:dffe3000 [ 1341.062720][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.062765][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.062813][ T32] r5:8529a38c r4:8529a000 [ 1341.062835][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.062889][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.062919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.062973][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.063022][ T32] r4:849f1580 [ 1341.063067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.063136][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.063169][ T32] r4:00000001 [ 1341.063192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.063234][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.063266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.063299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.063506][ T32] INFO: task kworker/0:591:6497 blocked for more than 467 seconds. ** 4 printk messages dropped ** [ 1341.063694][ T32] Call trace: ** 3 printk messages dropped ** [ 1341.063836][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.063904][ T32] r5:850d3000 r4:8291a680 [ 1341.063932][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.063977][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.064027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf31e08 [ 1341.064052][ T32] r4:00000000 [ 1341.064073][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.064137][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.064188][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.064237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05b40 [ 1341.064285][ T32] r4:00000000 [ 1341.064335][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.064398][ T32] r9:83018005 r8:850d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1341.064422][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.064470][ T32] r5:00001000 r4:ecd57000 [ 1341.064493][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.064536][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.064596][ T32] r5:859b278c r4:859b2400 [ 1341.064621][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.064674][ T32] r7:dddced80 r6:83018000 r5:859b278c r4:85a14a00 [ 1341.064761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.064819][ T32] r10:61c88647 r9:850d3000 r8:85a14a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.064843][ T32] r4:85a14a00 [ 1341.064865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.065067][ T32] Exception stack(0xecf31fb0 to 0xecf31ff8) ** 6 printk messages dropped ** [ 1341.072186][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.072920][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.073214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1341.073607][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1341.073996][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1341.074423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1341.074600][ T32] INFO: task kworker/0:592:6498 blocked for more than 467 seconds. [ 1341.074687][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.074743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.074795][ T32] task:kworker/0:592 state:D stack:0 pid:6498 tgid:6498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.074926][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.075010][ T32] Call trace: [ 1341.081313][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.081426][ T32] r10:8291a684 r9:ecf35d84 r8:00000002 r7:60000113 r6:ecf35d8c r5:858f0000 [ 1341.081483][ T32] r4:858f0000 [ 1341.081511][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.081608][ T32] r5:858f0000 r4:8291a680 [ 1341.081646][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.081704][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.081756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf35e08 [ 1341.081782][ T32] r4:00000000 [ 1341.081803][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.081843][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.081885][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.081964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05d00 [ 1341.082011][ T32] r4:00000000 [ 1341.082039][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.082113][ T32] r9:83018005 r8:858f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1341.082166][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.082224][ T32] r5:00001000 r4:ece75000 [ 1341.082272][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.082321][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.082397][ T32] r5:859b2f8c r4:859b2c00 [ 1341.082423][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.082484][ T32] r7:dddced80 r6:83018000 r5:859b2f8c r4:85a14b00 [ 1341.082508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.082588][ T32] r10:61c88647 r9:858f0000 r8:85a14b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.082617][ T32] r4:85a14b00 [ 1341.082654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.082712][ T32] r10:00000000 r9:85a14b00 r8:80287e08 r7:ecf31e60 r6:85a14b80 r5:858f0000 [ 1341.082741][ T32] r4:00000001 [ 1341.082789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.082838][ T32] Exception stack(0xecf35fb0 to 0xecf35ff8) [ 1341.082887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.082929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.082959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.082992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.083055][ T32] r4:85a05a40 [ 1341.083227][ T32] INFO: task kworker/0:592:6498 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.083279][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.083379][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.083455][ T32] Call trace: [ 1341.083547][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.083610][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.083637][ T32] r4:00000000 [ 1341.083682][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.083733][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.083780][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.083817][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.083847][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.083873][ T32] r5:80090113 r4:80239bb0 [ 1341.083900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.083948][ T32] r4:82ac21e4 [ 1341.083971][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.084024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.084051][ T32] r4:df9dddc0 [ 1341.084073][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.084122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.084147][ T32] r4:00000000 [ 1341.084169][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1341.084373][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.084786][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1341.091229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.091271][ T32] r4:8334b7c0 [ 1341.091299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.091331][ T32] INFO: task kworker/0:593:6499 blocked for more than 467 seconds. [ 1341.091367][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.091395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.091444][ T32] task:kworker/0:593 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.091538][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.091641][ T32] Call trace: [ 1341.091699][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.091766][ T32] r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000113 r6:ecf39d8c r5:858f0c00 [ 1341.091793][ T32] r4:858f0c00 [ 1341.091815][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.091889][ T32] r5:858f0c00 r4:8291a680 [ 1341.091946][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.091995][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.092072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf39e08 [ 1341.092175][ T32] r4:00000000 [ 1341.092207][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.092279][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.092420][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.092718][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.093041][ T32] r7:dddced80 r6:83018000 r5:859b238c r4:85a14c00 ** 5 printk messages dropped ** [ 1341.093321][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.093536][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.094215][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.094434][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1341.094630][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1341.094858][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1341.104049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.104420][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.104479][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.104523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.104591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.104630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.104705][ T32] r4:8334b7c0 [ 1341.104740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.104795][ T32] INFO: task kworker/0:594:6500 blocked for more than 467 seconds. [ 1341.104864][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.104931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.104959][ T32] task:kworker/0:594 state:D stack:0 pid:6500 tgid:6500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.105082][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.109481][ T32] Call trace: [ 1341.109554][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.109652][ T32] r10:8291a684 r9:ecf3dd84 r8:00000002 r7:60000113 r6:ecf3dd8c r5:858f1800 [ 1341.109685][ T32] r4:858f1800 [ 1341.109708][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.109760][ T32] r5:858f1800 r4:8291a680 [ 1341.109784][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.109829][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.109905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf3de08 [ 1341.109962][ T32] r4:00000000 [ 1341.109988][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.110055][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.110119][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.110172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a05dc0 [ 1341.110202][ T32] r4:00000000 [ 1341.110239][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.110322][ T32] r9:83018005 r8:858f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f13d000 [ 1341.110375][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.110431][ T32] r5:00001000 r4:ece87000 [ 1341.110478][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.110528][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.110578][ T32] r5:859ca78c r4:859ca400 [ 1341.110612][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.110670][ T32] r7:dddced80 r6:83018000 r5:859ca78c r4:85a14d00 [ 1341.110722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.110804][ T32] r10:61c88647 r9:858f1800 r8:85a14d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.110832][ T32] r4:85a14d00 [ 1341.110859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.111190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.111854][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1341.112205][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.112397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.112632][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.113137][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1341.113577][ T32] INFO: task kworker/0:595:6503 blocked for more than 467 seconds. ** 4 printk messages dropped ** [ 1341.113846][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.114050][ T32] r4:858f2400 ** 1 printk messages dropped ** [ 1341.114130][ T32] r5:858f2400 r4:8291a680 ** 2 printk messages dropped ** [ 1341.114274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf29e08 ** 3 printk messages dropped ** [ 1341.114425][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.114784][ T32] r5:859e638c r4:859e6000 ** 4 printk messages dropped ** [ 1341.114968][ T32] r4:85a14e00 ** 3 printk messages dropped ** [ 1341.128075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.128341][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.128629][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.129121][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1341.129492][ T32] r4:82ac21e4 [ 1341.129533][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.129622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.129652][ T32] r4:df9dddc0 [ 1341.129675][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.129724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.129794][ T32] r4:00000000 [ 1341.129826][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.129889][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.129915][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.129965][ T32] r5:00001000 r4:dffe3000 [ 1341.129989][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.130034][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.130083][ T32] r5:8529a38c r4:8529a000 [ 1341.130105][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.130168][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.130193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.130251][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.130302][ T32] r4:849f1580 [ 1341.130330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.130408][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.130437][ T32] r4:00000001 [ 1341.130462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.130517][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.130552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.130585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.130615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.130648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.130674][ T32] r4:8334b7c0 [ 1341.130697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.130733][ T32] INFO: task kworker/0:596:6507 blocked for more than 467 seconds. [ 1341.130773][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.130802][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.130825][ T32] task:kworker/0:596 state:D stack:0 pid:6507 tgid:6507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.130877][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.130963][ T32] Call trace: [ 1341.131022][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.131131][ T32] r10:8291a684 r9:ecf69d84 r8:00000002 r7:60010113 r6:ecf69d8c r5:858f3000 [ 1341.131174][ T32] r4:858f3000 [ 1341.131231][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.131286][ T32] r5:858f3000 r4:8291a680 [ 1341.131309][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.131353][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.131404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf69e08 [ 1341.131429][ T32] r4:00000000 [ 1341.131450][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.131489][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.131552][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.131606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a96c0 [ 1341.131632][ T32] r4:00000000 [ 1341.131655][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.131708][ T32] r9:83018005 r8:858f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f113000 [ 1341.131743][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.131794][ T32] r5:00001000 r4:ecb7d000 [ 1341.131817][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.131861][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.131916][ T32] r5:859b138c r4:859b1000 [ 1341.131938][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.131992][ T32] r7:dddced80 r6:83018000 r5:859b138c r4:85a14f00 [ 1341.132072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.132156][ T32] r10:61c88647 r9:858f3000 r8:85a14f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.132186][ T32] r4:85a14f00 [ 1341.132207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.132310][ T32] r10:00000000 r9:85a14f00 r8:80287e08 r7:ecf29e60 r6:85a14f80 r5:858f3000 [ 1341.132365][ T32] r4:00000001 [ 1341.132413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.132463][ T32] Exception stack(0xecf69fb0 to 0xecf69ff8) [ 1341.132512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.132633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.132674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.132709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.132734][ T32] r4:8420acc0 [ 1341.132818][ T32] INFO: task kworker/0:596:6507 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.132864][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.132934][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.132982][ T32] Call trace: [ 1341.133044][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.133140][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.133204][ T32] r4:00000000 [ 1341.133229][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.133277][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.133334][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.133432][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.133490][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.133520][ T32] r5:80090113 r4:80239bb0 [ 1341.133564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.133622][ T32] r4:82ac21e4 [ 1341.133644][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.133718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.133748][ T32] r4:df9dddc0 [ 1341.133819][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.133888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.133942][ T32] r4:00000000 [ 1341.133994][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1341.134225][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.134423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.134576][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.134601][ T32] r4:00000001 [ 1341.134647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.134692][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.134723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.134755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.134839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.134891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.134942][ T32] r4:8334b7c0 [ 1341.134973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.135002][ T32] INFO: task kworker/0:597:6551 blocked for more than 467 seconds. [ 1341.135116][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.143911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.143958][ T32] task:kworker/0:597 state:D stack:0 pid:6551 tgid:6551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.144077][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.144170][ T32] Call trace: [ 1341.144225][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.144294][ T32] r10:8291a684 r9:ecffdd84 r8:00000002 r7:60000113 r6:ecffdd8c r5:858f6000 [ 1341.144346][ T32] r4:858f6000 [ 1341.144374][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.144449][ T32] r5:858f6000 r4:8291a680 [ 1341.144475][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.144522][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.144572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1341.144597][ T32] r4:00000000 [ 1341.144618][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.144671][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.144718][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.144767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a318c0 [ 1341.144793][ T32] r4:00000000 [ 1341.144842][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.144954][ T32] r9:83018005 r8:858f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f135000 [ 1341.145007][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.149066][ T32] r5:00001000 r4:ece89000 [ 1341.149143][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.149210][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.149261][ T32] r5:859b378c r4:859b3400 [ 1341.149284][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.149340][ T32] r7:dddced80 r6:83018000 r5:859b378c r4:85a1c000 [ 1341.149364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.149469][ T32] r10:61c88647 r9:858f6000 r8:85a1c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.149527][ T32] r4:85a1c000 [ 1341.149645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.149728][ T32] r10:00000000 r9:85a1c000 r8:80287e08 r7:ecf29e60 r6:85a1c080 r5:858f6000 [ 1341.149808][ T32] r4:00000001 [ 1341.149847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.149899][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) [ 1341.149957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.150001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.150034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.150069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.150094][ T32] r4:859a9140 [ 1341.150276][ T32] INFO: task kworker/0:597:6551 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.150312][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.150638][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.150705][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 3 printk messages dropped ** [ 1341.150857][ T32] r5:80090113 r4:80239bb0 ** 3 printk messages dropped ** [ 1341.151007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 3 printk messages dropped ** [ 1341.151236][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.151313][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1341.151717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.151900][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 3 printk messages dropped ** [ 1341.152095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.152187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.152231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.152267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.152293][ T32] r4:8334b7c0 [ 1341.152315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.152354][ T32] INFO: task kworker/0:598:6556 blocked for more than 467 seconds. [ 1341.152392][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.152474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.152512][ T32] task:kworker/0:598 state:D stack:0 pid:6556 tgid:6556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.152715][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.152764][ T32] Call trace: [ 1341.152846][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.152916][ T32] r10:8291a684 r9:ed011d84 r8:00000002 r7:60000113 r6:ed011d8c r5:85300000 [ 1341.152944][ T32] r4:85300000 [ 1341.152966][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.153065][ T32] r5:85300000 r4:8291a680 [ 1341.153144][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.153246][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.153362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed011e08 [ 1341.153449][ T32] r4:00000000 [ 1341.153582][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.153787][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.153833][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.153892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a31040 [ 1341.153949][ T32] r4:00000000 [ 1341.153976][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.154030][ T32] r9:83018005 r8:85300000 r7:00000000 r6:83018000 r5:00001000 r4:7f12d000 [ 1341.154078][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.154270][ T32] r5:00001000 r4:ed007000 [ 1341.154296][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.154341][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.154413][ T32] r5:859b0b8c r4:859b0800 [ 1341.154467][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.154598][ T32] r7:dddced80 r6:83018000 r5:859b0b8c r4:85a1c100 [ 1341.154627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.154689][ T32] r10:61c88647 r9:85300000 r8:85a1c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.154716][ T32] r4:85a1c100 [ 1341.154749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.154830][ T32] r10:00000000 r9:85a1c100 r8:80287e08 r7:ecffde60 r6:85a1c180 r5:85300000 [ 1341.154898][ T32] r4:00000001 [ 1341.154976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.155107][ T32] Exception stack(0xed011fb0 to 0xed011ff8) [ 1341.168870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.168962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.169072][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.169129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.169183][ T32] r4:85a31140 [ 1341.169395][ T32] INFO: task kworker/0:598:6556 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.169449][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.169565][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.169699][ T32] Call trace: [ 1341.169772][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.169847][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.169875][ T32] r4:00000000 [ 1341.169908][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.169968][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.170007][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.170047][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.170103][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.170152][ T32] r5:80090113 r4:80239bb0 [ 1341.170187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.170238][ T32] r4:82ac21e4 [ 1341.170270][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.170320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.170345][ T32] r4:df9dddc0 [ 1341.170392][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.170470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.170499][ T32] r4:00000000 [ 1341.170522][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.170576][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.170602][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.170651][ T32] r5:00001000 r4:dffe3000 [ 1341.170674][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.170743][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.170796][ T32] r5:8529a38c r4:8529a000 [ 1341.170842][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.170907][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.170931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.170991][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.171019][ T32] r4:849f1580 [ 1341.171156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.171219][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.171246][ T32] r4:00000001 [ 1341.171293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.171338][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.171385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.171429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.171461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.171518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.171547][ T32] r4:8334b7c0 [ 1341.171571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.171638][ T32] INFO: task kworker/0:599:6564 blocked for more than 467 seconds. [ 1341.171680][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.171709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.171756][ T32] task:kworker/0:599 state:D stack:0 pid:6564 tgid:6564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.171873][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.171926][ T32] Call trace: [ 1341.171960][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.172015][ T32] r10:8291a684 r9:ecf81d84 r8:00000002 r7:60000113 r6:ecf81d8c r5:85302400 [ 1341.172041][ T32] r4:85302400 [ 1341.172062][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.172110][ T32] r5:85302400 r4:8291a680 ** 1 printk messages dropped ** [ 1341.172287][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.172784][ T32] r5:00001000 r4:ecf25000 [ 1341.172832][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.172895][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.172973][ T32] r5:859b2b8c r4:859b2800 [ 1341.173003][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.173057][ T32] r7:dddced80 r6:83018000 r5:859b2b8c r4:85a1c200 [ 1341.173080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.173134][ T32] r10:61c88647 r9:85302400 r8:85a1c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.173158][ T32] r4:85a1c200 [ 1341.173179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.173230][ T32] r10:00000000 r9:85a1c200 r8:80287e08 r7:ecffde60 r6:85a1c280 r5:85302400 [ 1341.173279][ T32] r4:00000001 [ 1341.173306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.173347][ T32] Exception stack(0xecf81fb0 to 0xecf81ff8) [ 1341.173377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.173411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.173456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.173495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.173521][ T32] r4:85a31740 [ 1341.173597][ T32] INFO: task kworker/0:599:6564 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.173631][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.173719][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.173794][ T32] Call trace: [ 1341.173827][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.173892][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.173919][ T32] r4:00000000 [ 1341.173965][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.174015][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.174048][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 1 printk messages dropped ** [ 1341.174124][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1341.174442][ T32] r4:df9dddc0 ** 2 printk messages dropped ** [ 1341.174550][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.174867][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1341.187301][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1341.187484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.187515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.187548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.187598][ T32] r4:8334b7c0 [ 1341.187633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.187667][ T32] INFO: task kworker/0:600:6567 blocked for more than 467 seconds. [ 1341.187703][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.187730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.187753][ T32] task:kworker/0:600 state:D stack:0 pid:6567 tgid:6567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.187813][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.187889][ T32] Call trace: [ 1341.187998][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.188096][ T32] r10:8291a684 r9:ed01dd84 r8:00000002 r7:60000013 r6:ed01dd8c r5:85301800 [ 1341.188126][ T32] r4:85301800 [ 1341.188174][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.188229][ T32] r5:85301800 r4:8291a680 [ 1341.188253][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.188299][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.188374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed01de08 [ 1341.188430][ T32] r4:00000000 [ 1341.188489][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.188580][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.188633][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.188684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b5340 [ 1341.188733][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.188840][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f21b000 ** 4 printk messages dropped ** [ 1341.189081][ T32] r5:84791f8c r4:84791c00 ** 3 printk messages dropped ** [ 1341.189265][ T32] r10:61c88647 r9:85301800 r8:85a1c32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.189841][ T32] Exception stack(0xed01dfb0 to 0xed01dff8) ** 6 printk messages dropped ** [ 1341.190273][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.190874][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.191012][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1341.191306][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1341.191572][ T32] r5:8529a38c r4:8529a000 [ 1341.191622][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.191703][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.191769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.191851][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.191892][ T32] r4:849f1580 [ 1341.191915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.191968][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.191994][ T32] r4:00000001 [ 1341.192099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.192149][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.192181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.192214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.192243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.192278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.192303][ T32] r4:8334b7c0 [ 1341.192324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.192385][ T32] INFO: task kworker/0:601:6570 blocked for more than 467 seconds. [ 1341.192427][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.192483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.192513][ T32] task:kworker/0:601 state:D stack:0 pid:6570 tgid:6570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.192567][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.192692][ T32] Call trace: [ 1341.192757][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.192815][ T32] r10:8291a684 r9:ed025d84 r8:00000002 r7:60000113 r6:ed025d8c r5:85300c00 [ 1341.192842][ T32] r4:85300c00 [ 1341.192888][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.192955][ T32] r5:85300c00 r4:8291a680 [ 1341.193037][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.193086][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.193138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 [ 1341.193165][ T32] r4:00000000 [ 1341.193205][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.193248][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.193313][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.193473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ff440 [ 1341.193502][ T32] r4:00000000 [ 1341.193549][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.193619][ T32] r9:83018005 r8:85300c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1a7000 [ 1341.193643][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.193743][ T32] r5:00001000 r4:eca89000 [ 1341.193850][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.193907][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.193981][ T32] r5:85ab3b8c r4:85ab3800 [ 1341.194105][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.194163][ T32] r7:dddced80 r6:83018000 r5:85ab3b8c r4:85a1c400 [ 1341.194243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.194361][ T32] r10:61c88647 r9:85300c00 r8:85a1c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.194467][ T32] r4:85a1c400 [ 1341.194508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.194590][ T32] r10:00000000 r9:85a1c400 r8:80287e08 r7:ed01de60 r6:85a1c480 r5:85300c00 [ 1341.194619][ T32] r4:00000001 [ 1341.194641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.194706][ T32] Exception stack(0xed025fb0 to 0xed025ff8) [ 1341.194763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.194800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.194858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.194904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.194929][ T32] r4:85a31ac0 [ 1341.195005][ T32] INFO: task kworker/0:601:6570 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 4 printk messages dropped ** [ 1341.205773][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1341.206179][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.206415][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.206662][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.207208][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.207451][ T32] r4:8334b7c0 ** 2 printk messages dropped ** [ 1341.207578][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1341.207906][ T32] r10:8291a684 r9:ed141d84 r8:00000002 r7:60000113 r6:ed141d8c r5:85306000 ** 9 printk messages dropped ** [ 1341.208407][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1341.208684][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.208753][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.208835][ T32] r5:84790f8c r4:84790c00 [ 1341.208862][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.208924][ T32] r7:dddced80 r6:83018000 r5:84790f8c r4:85a1c500 [ 1341.208946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.209025][ T32] r10:61c88647 r9:85306000 r8:85a1c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.209057][ T32] r4:85a1c500 [ 1341.209079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.209135][ T32] r10:00000000 r9:85a1c500 r8:80287e08 r7:ed01de60 r6:85a1c580 r5:85306000 [ 1341.209202][ T32] r4:00000001 [ 1341.209227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.209271][ T32] Exception stack(0xed141fb0 to 0xed141ff8) [ 1341.209302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.209334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.209389][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.209452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.209480][ T32] r4:85a08500 [ 1341.209714][ T32] INFO: task kworker/0:602:6614 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.209802][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.209912][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.209992][ T32] Call trace: [ 1341.210091][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.210187][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.210264][ T32] r4:00000000 [ 1341.210297][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.210345][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.210378][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.210411][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.210439][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.210480][ T32] r5:80090113 r4:80239bb0 [ 1341.210545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.210605][ T32] r4:82ac21e4 [ 1341.210630][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.210682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.210708][ T32] r4:df9dddc0 [ 1341.210753][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.210832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.210862][ T32] r4:00000000 [ 1341.210921][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.210979][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.211005][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.211167][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1341.211697][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1341.212160][ T32] r4:8334b7c0 ** 3 printk messages dropped ** [ 1341.212358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1341.212763][ T32] r5:85306c00 r4:8291a680 ** 6 printk messages dropped ** [ 1341.213155][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.213529][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.213901][ T32] r4:85a1c600 ** 4 printk messages dropped ** [ 1341.214220][ T32] Exception stack(0xed1e1fb0 to 0xed1e1ff8) ** 6 printk messages dropped ** [ 1341.214523][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.215122][ T32] r5:80090113 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.234993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1341.236030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.236470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.236829][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.237250][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.237675][ T32] r9:83018005 r8:85303c00 r7:00000000 r6:83018000 r5:00001000 r4:7f21d000 ** 6 printk messages dropped ** [ 1341.238071][ T32] r7:dddced80 r6:83018000 r5:8479038c r4:85a1c700 ** 4 printk messages dropped ** [ 1341.238318][ T32] r10:00000000 r9:85a1c700 r8:80287e08 r7:ed1e1e60 r6:85a1c780 r5:85303c00 ** 7 printk messages dropped ** [ 1341.238641][ T32] r4:859b5480 ** 2 printk messages dropped ** [ 1341.238969][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.239250][ T32] r4:00000000 [ 1341.239273][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.239342][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.239404][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.239467][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.239528][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.239592][ T32] r5:80090113 r4:80239bb0 [ 1341.239639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.239691][ T32] r4:82ac21e4 [ 1341.239715][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.239789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.239849][ T32] r4:df9dddc0 [ 1341.239899][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.239953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.239998][ T32] r4:00000000 [ 1341.240031][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.240112][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.240174][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.240232][ T32] r5:00001000 r4:dffe3000 [ 1341.240281][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.240330][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.240378][ T32] r5:8529a38c r4:8529a000 [ 1341.240423][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.240486][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.240512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.240623][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.240659][ T32] r4:849f1580 [ 1341.240682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.240736][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.240811][ T32] r4:00000001 [ 1341.240862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.240948][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.240982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.241070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.241122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.241167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.241192][ T32] r4:8334b7c0 [ 1341.241217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.241276][ T32] INFO: task kworker/0:605:6682 blocked for more than 467 seconds. [ 1341.241316][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.241356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.241383][ T32] task:kworker/0:605 state:D stack:0 pid:6682 tgid:6682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.241469][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.241517][ T32] Call trace: [ 1341.241640][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.241700][ T32] r10:8291a684 r9:ed1e5d84 r8:00000002 r7:60000013 r6:ed1e5d8c r5:85305400 [ 1341.241726][ T32] r4:85305400 [ 1341.241749][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.241797][ T32] r5:85305400 r4:8291a680 [ 1341.241845][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.241899][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.241952][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e5e08 [ 1341.241978][ T32] r4:00000000 [ 1341.242000][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.242039][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.242078][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.242126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b5800 [ 1341.242179][ T32] r4:00000000 [ 1341.242208][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.242277][ T32] r9:83018005 r8:85305400 r7:00000000 r6:83018000 r5:00001000 r4:7f221000 [ 1341.242306][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.242355][ T32] r5:00001000 r4:ecbf9000 [ 1341.242377][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.242434][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.242489][ T32] r5:8479138c r4:84791000 [ 1341.242512][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.242564][ T32] r7:dddced80 r6:83018000 r5:8479138c r4:85a1c800 [ 1341.242611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.242670][ T32] r10:61c88647 r9:85305400 r8:85a1c82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.242720][ T32] r4:85a1c800 [ 1341.242769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.242824][ T32] r10:00000000 r9:85a1c800 r8:80287e08 r7:ed1e1e60 r6:85a1c880 r5:85305400 [ 1341.242857][ T32] r4:00000001 [ 1341.242886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.242928][ T32] Exception stack(0xed1e5fb0 to 0xed1e5ff8) [ 1341.242958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.243074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.243124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.243178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.243242][ T32] r4:859b5440 [ 1341.243326][ T32] INFO: task kworker/0:605:6682 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.243361][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.243423][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.243468][ T32] Call trace: [ 1341.243526][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.243585][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.243611][ T32] r4:00000000 [ 1341.243658][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.243734][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.243807][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.243860][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.243915][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.243952][ T32] r5:80090113 r4:80239bb0 [ 1341.244009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.244063][ T32] r4:82ac21e4 [ 1341.244099][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.244159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.244184][ T32] r4:df9dddc0 [ 1341.244205][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.244253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.244278][ T32] r4:00000000 [ 1341.244300][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1341.244734][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1341.244994][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.261291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.261318][ T32] r4:8334b7c0 [ 1341.261365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.261419][ T32] INFO: task kworker/0:606:6684 blocked for more than 467 seconds. [ 1341.261458][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.261506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.261534][ T32] task:kworker/0:606 state:D stack:0 pid:6684 tgid:6684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.261596][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.261679][ T32] Call trace: [ 1341.261724][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.261799][ T32] r10:8291a684 r9:ed1edd84 r8:00000002 r7:60000113 r6:ed1edd8c r5:85304800 [ 1341.261828][ T32] r4:85304800 [ 1341.261859][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.261940][ T32] r5:85304800 r4:8291a680 [ 1341.261994][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.262043][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.262120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1ede08 [ 1341.262149][ T32] r4:00000000 [ 1341.262171][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.262210][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.262252][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.262300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b5480 [ 1341.262324][ T32] r4:00000000 [ 1341.262345][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.262398][ T32] r9:83018005 r8:85304800 r7:00000000 r6:83018000 r5:00001000 r4:7f223000 [ 1341.262421][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.262495][ T32] r5:00001000 r4:ecc93000 [ 1341.262534][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.262608][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.262688][ T32] r5:8580878c r4:85808400 [ 1341.262721][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.262796][ T32] r7:dddced80 r6:83018000 r5:8580878c r4:85a1c900 [ 1341.262828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.262888][ T32] r10:61c88647 r9:85304800 r8:85a1c92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.263009][ T32] r10:00000000 r9:85a1c900 r8:80287e08 r7:ed1e5e60 r6:85a1c980 r5:85304800 [ 1341.263079][ T32] r4:00000001 [ 1341.263117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.263169][ T32] Exception stack(0xed1edfb0 to 0xed1edff8) [ 1341.263205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.263239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.263271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.263304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.263349][ T32] r4:859b57c0 [ 1341.263553][ T32] INFO: task kworker/0:606:6684 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.263611][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.263748][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.263802][ T32] Call trace: [ 1341.263853][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.263925][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.263964][ T32] r4:00000000 [ 1341.264010][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.264065][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.264119][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.264179][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.264224][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.264278][ T32] r5:80090113 r4:80239bb0 [ 1341.264346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.264444][ T32] r4:82ac21e4 [ 1341.264476][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.264528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.264563][ T32] r4:df9dddc0 [ 1341.264587][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.264658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.264687][ T32] r4:00000000 [ 1341.264709][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.264772][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1341.271221][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1341.271533][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.271708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.271855][ T32] INFO: task kworker/0:607:6686 blocked for more than 467 seconds. [ 1341.271919][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.271984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.272017][ T32] task:kworker/0:607 state:D stack:0 pid:6686 tgid:6686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.272076][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.272156][ T32] Call trace: [ 1341.272190][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.272249][ T32] r10:8291a684 r9:ed1f1d84 r8:00000002 r7:60000013 r6:ed1f1d8c r5:85303000 [ 1341.272295][ T32] r4:85303000 [ 1341.272346][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.272405][ T32] r5:85303000 r4:8291a680 [ 1341.272452][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.272526][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.272606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f1e08 [ 1341.272636][ T32] r4:00000000 [ 1341.272658][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.272722][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.272794][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.272861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b5b80 [ 1341.272898][ T32] r4:00000000 [ 1341.272934][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.273315][ T32] r5:857f838c r4:857f8000 ** 1 printk messages dropped ** [ 1341.273392][ T32] r7:dddced80 r6:83018000 r5:857f838c r4:85a1ca00 ** 5 printk messages dropped ** [ 1341.273647][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.273922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.274493][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1341.274822][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.275128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1341.284846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.290244][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.290561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.290584][ T32] task:kworker/0:608 state:D stack:0 pid:6688 tgid:6688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.290689][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.290757][ T32] Call trace: [ 1341.290795][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.290879][ T32] r10:8291a684 r9:ed1f5d84 r8:00000002 r7:60000013 r6:ed1f5d8c r5:84928000 [ 1341.290913][ T32] r4:84928000 [ 1341.290936][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.291012][ T32] r5:84928000 r4:8291a680 [ 1341.291119][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.291180][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.291260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1f5e08 [ 1341.291289][ T32] r4:00000000 [ 1341.291333][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.291399][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.291494][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.291549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b5d00 [ 1341.291627][ T32] r4:00000000 [ 1341.291655][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.291752][ T32] r9:83018005 r8:84928000 r7:00000000 r6:83018000 r5:00001000 r4:7f227000 [ 1341.291781][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.291854][ T32] r5:00001000 r4:ece7f000 [ 1341.291889][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.291976][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.292048][ T32] r5:857f8b8c r4:857f8800 [ 1341.292094][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.292158][ T32] r7:dddced80 r6:83018000 r5:857f8b8c r4:85a1cb00 [ 1341.292181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.292235][ T32] r10:61c88647 r9:84928000 r8:85a1cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.292280][ T32] r4:85a1cb00 [ 1341.292306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.292401][ T32] r10:00000000 r9:85a1cb00 r8:80287e08 r7:ed1f1e60 r6:85a1cb80 r5:84928000 ** 1 printk messages dropped ** [ 1341.292502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.292921][ T32] r4:859b5b40 [ 1341.293125][ T32] INFO: task kworker/0:608:6688 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.293163][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.293247][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.293292][ T32] Call trace: [ 1341.293323][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.293379][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.293428][ T32] r4:00000000 [ 1341.293517][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.293571][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.293603][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.293656][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.293688][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.293715][ T32] r5:80090113 r4:80239bb0 [ 1341.293779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.293829][ T32] r4:82ac21e4 [ 1341.293850][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.293905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.293930][ T32] r4:df9dddc0 [ 1341.293951][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.293998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.294022][ T32] r4:00000000 [ 1341.294066][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.294121][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.294145][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.294212][ T32] r5:00001000 r4:dffe3000 [ 1341.294238][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.294282][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.294438][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1341.294781][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.294926][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.303652][ T32] task:kworker/0:609 state:D stack:0 pid:6690 tgid:6690 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.304255][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.304434][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.304481][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.304528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b5e80 [ 1341.304552][ T32] r4:00000000 [ 1341.304573][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.304647][ T32] r9:83018005 r8:84928c00 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [ 1341.304688][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.304739][ T32] r5:00001000 r4:eceef000 [ 1341.304761][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.304828][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.304899][ T32] r5:857f938c r4:857f9000 [ 1341.304926][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.304980][ T32] r7:dddced80 r6:83018000 r5:857f938c r4:85a1cc00 [ 1341.305023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.309888][ T32] r10:61c88647 r9:84928c00 r8:85a1cc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.309972][ T32] r4:85a1cc00 [ 1341.310025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.310106][ T32] r10:00000000 r9:85a1cc00 r8:80287e08 r7:ed1f5e60 r6:85a1cc80 r5:84928c00 [ 1341.310137][ T32] r4:00000001 [ 1341.310160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.310214][ T32] Exception stack(0xed1f9fb0 to 0xed1f9ff8) [ 1341.310260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.310318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.310354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.310387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.310436][ T32] r4:859b5cc0 [ 1341.310621][ T32] INFO: task kworker/0:609:6690 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.310657][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.310770][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.310846][ T32] Call trace: [ 1341.310925][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.311025][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 3 printk messages dropped ** [ 1341.311190][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 1 printk messages dropped ** [ 1341.311257][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.311285][ T32] r5:80090113 r4:80239bb0 [ 1341.311307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.311354][ T32] r4:82ac21e4 [ 1341.311396][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.311458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.311485][ T32] r4:df9dddc0 [ 1341.311507][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.311555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.311580][ T32] r4:00000000 [ 1341.311600][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.311653][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.311685][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.311736][ T32] r5:00001000 r4:dffe3000 [ 1341.311758][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.311803][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.311870][ T32] r5:8529a38c r4:8529a000 [ 1341.311921][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.312006][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.312056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.312113][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.312138][ T32] r4:849f1580 [ 1341.312184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.312239][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.312263][ T32] r4:00000001 [ 1341.312304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.312350][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.312402][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.312748][ T32] INFO: task kworker/0:610:6692 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1341.313133][ T32] r10:8291a684 r9:ed1fdd84 r8:00000002 r7:60000113 r6:ed1fdd8c r5:84929800 ** 10 printk messages dropped ** [ 1341.313694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b53c0 ** 7 printk messages dropped ** [ 1341.314115][ T32] r5:857f8f8c r4:857f8c00 [ 1341.314136][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.314187][ T32] r7:dddced80 r6:83018000 r5:857f8f8c r4:85a1cd00 [ 1341.314210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.314263][ T32] r10:61c88647 r9:84929800 r8:85a1cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.314297][ T32] r4:85a1cd00 [ 1341.314364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.314440][ T32] r10:00000000 r9:85a1cd00 r8:80287e08 r7:ed1f9e60 r6:85a1cd80 r5:84929800 [ 1341.314469][ T32] r4:00000001 [ 1341.314490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.314529][ T32] Exception stack(0xed1fdfb0 to 0xed1fdff8) [ 1341.314579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.314625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.314720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.314798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.314846][ T32] r4:859b5e40 [ 1341.315020][ T32] INFO: task kworker/0:610:6692 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.315145][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.325604][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.325676][ T32] Call trace: [ 1341.325712][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1341.325964][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1341.326395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1341.326906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.327302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.327662][ T32] task:kworker/0:611 state:D stack:0 pid:6695 tgid:6695 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.328319][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.328781][ T32] r5:857f9f8c r4:857f9c00 ** 4 printk messages dropped ** [ 1341.329017][ T32] r4:85a1ce00 ** 2 printk messages dropped ** [ 1341.329136][ T32] r4:00000001 [ 1341.329157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.329197][ T32] Exception stack(0xed201fb0 to 0xed201ff8) [ 1341.329242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.329278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.329308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.329340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.329364][ T32] r4:8475f7c0 [ 1341.329564][ T32] INFO: task kworker/0:611:6695 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.329622][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.329702][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.329761][ T32] Call trace: [ 1341.329792][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.329901][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.329942][ T32] r4:00000000 [ 1341.329985][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.330035][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.330089][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.330132][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.330166][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.330222][ T32] r5:80090113 r4:80239bb0 [ 1341.330249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.330295][ T32] r4:82ac21e4 [ 1341.330316][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.330377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.330416][ T32] r4:df9dddc0 [ 1341.330461][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.330512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.330537][ T32] r4:00000000 [ 1341.330558][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.330618][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.330657][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.330722][ T32] r5:00001000 r4:dffe3000 [ 1341.330767][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.330814][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.330861][ T32] r5:8529a38c r4:8529a000 [ 1341.330891][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.330945][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.330968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.331021][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.331092][ T32] r4:849f1580 [ 1341.331148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.331207][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.331233][ T32] r4:00000001 [ 1341.331275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.331318][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.331347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.331401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.331440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.331473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.331518][ T32] r4:8334b7c0 [ 1341.331543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.331569][ T32] INFO: task kworker/0:612:6696 blocked for more than 467 seconds. [ 1341.331598][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.331624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.331645][ T32] task:kworker/0:612 state:D stack:0 pid:6696 tgid:6696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.331694][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.331971][ T32] r4:8492b000 ** 4 printk messages dropped ** [ 1341.332193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed205e08 ** 7 printk messages dropped ** [ 1341.332568][ T32] r9:83018005 r8:8492b000 r7:00000000 r6:83018000 r5:00001000 r4:7f22d000 ** 4 printk messages dropped ** [ 1341.332867][ T32] r5:857f9b8c r4:857f9800 ** 3 printk messages dropped ** [ 1341.333090][ T32] r10:61c88647 r9:8492b000 r8:8584272c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.333466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.333819][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.334177][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1341.334558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1341.335059][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1341.356625][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.357203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.357892][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.358284][ T32] r5:85a3c800 r4:8291a680 ** 6 printk messages dropped ** [ 1341.358663][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1341.358764][ T32] r4:00000000 [ 1341.358804][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.358885][ T32] r9:83018005 r8:85a3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f231000 [ 1341.358936][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.358988][ T32] r5:00001000 r4:ecf93000 [ 1341.359058][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.359138][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.359190][ T32] r5:857fa38c r4:857fa000 [ 1341.359212][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.359270][ T32] r7:dddced80 r6:83018000 r5:857fa38c r4:847aa000 [ 1341.359295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.359349][ T32] r10:61c88647 r9:85a3c800 r8:847aa02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.359374][ T32] r4:847aa000 [ 1341.359396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.359447][ T32] r10:00000000 r9:847aa000 r8:80287e08 r7:ed201e60 r6:85a0d480 r5:85a3c800 [ 1341.359471][ T32] r4:00000001 [ 1341.359491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.359531][ T32] Exception stack(0xed215fb0 to 0xed215ff8) [ 1341.359560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.359592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.359621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.359654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.359740][ T32] r4:852c7100 [ 1341.359934][ T32] INFO: task kworker/0:613:6699 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.359992][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.360129][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.360179][ T32] Call trace: [ 1341.360273][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.360335][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.360363][ T32] r4:00000000 [ 1341.360395][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.360443][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.360476][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.360530][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.360562][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.360589][ T32] r5:80090113 r4:80239bb0 [ 1341.360611][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.360679][ T32] r4:82ac21e4 [ 1341.360704][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.360756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.360782][ T32] r4:df9dddc0 [ 1341.360803][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.360872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.360926][ T32] r4:00000000 [ 1341.360951][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.361002][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.361111][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.361162][ T32] r5:00001000 r4:dffe3000 [ 1341.361225][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.361299][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.361371][ T32] r5:8529a38c r4:8529a000 [ 1341.361504][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.361566][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.361590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.361647][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.361745][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1341.361904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.362222][ T32] task:kworker/0:614 state:D stack:0 pid:6700 tgid:6700 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.362669][ T32] r5:85a39800 r4:8291a680 ** 2 printk messages dropped ** [ 1341.362804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed219e08 ** 5 printk messages dropped ** [ 1341.363061][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.363320][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.363549][ T32] r7:dddced80 r6:83018000 r5:857faf8c r4:847aa080 ** 5 printk messages dropped ** [ 1341.364041][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.364376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.364951][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.380707][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1341.381197][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.381501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1341.381961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.382319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.382352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.382382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.382437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.382469][ T32] r4:8334b7c0 [ 1341.382515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.382582][ T32] INFO: task kworker/0:615:6701 blocked for more than 467 seconds. [ 1341.382628][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.382668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.382695][ T32] task:kworker/0:615 state:D stack:0 pid:6701 tgid:6701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.382779][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.382831][ T32] Call trace: [ 1341.382865][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.382927][ T32] r10:8291a684 r9:ed21dd84 r8:00000002 r7:60000013 r6:ed21dd8c r5:85a3d400 [ 1341.382958][ T32] r4:85a3d400 [ 1341.382982][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.383071][ T32] r5:85a3d400 r4:8291a680 [ 1341.383125][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.383215][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.383271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed21de08 [ 1341.383305][ T32] r4:00000000 [ 1341.383332][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.383375][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.383416][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.383494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c7280 [ 1341.383554][ T32] r4:00000000 [ 1341.383579][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.383654][ T32] r9:83018005 r8:85a3d400 r7:00000000 r6:83018000 r5:00001000 r4:7f233000 [ 1341.383681][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.383731][ T32] r5:00001000 r4:ecfb1000 [ 1341.383753][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.383798][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.383867][ T32] r5:857f878c r4:857f8400 [ 1341.383897][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.383949][ T32] r7:dddced80 r6:83018000 r5:857f878c r4:847aa100 [ 1341.383995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.384055][ T32] r10:61c88647 r9:85a3d400 r8:847aa12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.384102][ T32] r4:847aa100 [ 1341.384164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.384289][ T32] r10:00000000 r9:847aa100 r8:80287e08 r7:ed219e60 r6:85a0d400 r5:85a3d400 [ 1341.384367][ T32] r4:00000001 [ 1341.384428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.384598][ T32] Exception stack(0xed21dfb0 to 0xed21dff8) [ 1341.384678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.384752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.384848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.384962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.385038][ T32] r4:852c70c0 [ 1341.397736][ T32] INFO: task kworker/0:615:6701 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.397855][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.397952][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.398048][ T32] Call trace: [ 1341.398092][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.398168][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.398221][ T32] r4:00000000 [ 1341.398246][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.398294][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.398348][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.398388][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.398421][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.398453][ T32] r5:80090113 r4:80239bb0 [ 1341.398476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.398546][ T32] r4:82ac21e4 [ 1341.398572][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.398624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.398648][ T32] r4:df9dddc0 [ 1341.398681][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.398734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.398759][ T32] r4:00000000 [ 1341.398780][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.398854][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.398886][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.398966][ T32] r5:00001000 r4:dffe3000 [ 1341.398992][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.399058][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.399193][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.399216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.399271][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.399295][ T32] r4:849f1580 [ 1341.399316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.399368][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.399392][ T32] r4:00000001 [ 1341.399413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.399467][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.399519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.399618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.399717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.399811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.399871][ T32] r4:8334b7c0 [ 1341.399929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.399989][ T32] INFO: task kworker/0:616:6704 blocked for more than 467 seconds. [ 1341.400059][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.400132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.400182][ T32] task:kworker/0:616 state:D stack:0 pid:6704 tgid:6704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.400287][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.400377][ T32] Call trace: [ 1341.400445][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.400572][ T32] r10:8291a684 r9:ed209d84 r8:00000002 r7:60000113 r6:ed209d8c r5:85a3a400 [ 1341.400629][ T32] r4:85a3a400 [ 1341.400679][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.400779][ T32] r5:85a3a400 r4:8291a680 [ 1341.400841][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.401145][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.401596][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.401840][ T32] r10:61c88647 r9:85a3a400 r8:847aa1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1341.402106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.402470][ T32] r4:852c7380 ** 5 printk messages dropped ** [ 1341.403214][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 4 printk messages dropped ** [ 1341.403599][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 5 printk messages dropped ** [ 1341.403920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.403997][ T32] r4:df9dddc0 [ 1341.404022][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.404094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.404127][ T32] r4:00000000 [ 1341.404185][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.404245][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.404269][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.404340][ T32] r5:00001000 r4:dffe3000 [ 1341.404390][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.404466][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.404518][ T32] r5:8529a38c r4:8529a000 [ 1341.404559][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.404621][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.404658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.404716][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.404740][ T32] r4:849f1580 [ 1341.404783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.404843][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.404868][ T32] r4:00000001 [ 1341.404893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.404934][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.404963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.405010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.417393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.417494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.417546][ T32] r4:8334b7c0 [ 1341.417582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.417617][ T32] INFO: task kworker/0:617:6709 blocked for more than 467 seconds. [ 1341.417654][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.417684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.417708][ T32] task:kworker/0:617 state:D stack:0 pid:6709 tgid:6709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.417770][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.417857][ T32] Call trace: [ 1341.417907][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.417996][ T32] r10:8291a684 r9:ed211d84 r8:00000002 r7:60000013 r6:ed211d8c r5:85a38c00 [ 1341.418026][ T32] r4:85a38c00 [ 1341.418049][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.418100][ T32] r5:85a38c00 r4:8291a680 [ 1341.418122][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.418188][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.418242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed211e08 [ 1341.418269][ T32] r4:00000000 [ 1341.418312][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.418376][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.418423][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.418471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c79c0 [ 1341.418496][ T32] r4:00000000 [ 1341.418536][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.418608][ T32] r9:83018005 r8:85a38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f23f000 [ 1341.418657][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.418709][ T32] r5:00001000 r4:ed0a1000 [ 1341.418754][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.418803][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.418852][ T32] r5:857fbb8c r4:857fb800 [ 1341.418874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.418934][ T32] r7:dddced80 r6:83018000 r5:857fbb8c r4:847aa200 [ 1341.418957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.419085][ T32] r10:61c88647 r9:85a38c00 r8:847aa22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.419140][ T32] r4:847aa200 [ 1341.419172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.419228][ T32] r10:00000000 r9:847aa200 r8:80287e08 r7:ed209e60 r6:85a0d600 r5:85a38c00 [ 1341.419254][ T32] r4:00000001 [ 1341.419275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.419341][ T32] Exception stack(0xed211fb0 to 0xed211ff8) [ 1341.419398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.419436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.419487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.419524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.419559][ T32] r4:852c76c0 [ 1341.419741][ T32] INFO: task kworker/0:617:6709 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.419777][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.419839][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.419916][ T32] Call trace: [ 1341.420010][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.420107][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 1 printk messages dropped ** [ 1341.420162][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1341.420606][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1341.420847][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 8 printk messages dropped ** [ 1341.421333][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1341.421489][ T32] r4:00000001 [ 1341.421514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.421554][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.421606][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.421643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.421694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.421746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.421802][ T32] r4:8334b7c0 [ 1341.421858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.421919][ T32] INFO: task kworker/0:618:6712 blocked for more than 467 seconds. [ 1341.421981][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.422035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.422080][ T32] task:kworker/0:618 state:D stack:0 pid:6712 tgid:6712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.422180][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.422294][ T32] Call trace: [ 1341.422370][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.422495][ T32] r10:8291a684 r9:ed22dd84 r8:00000002 r7:60000113 r6:ed22dd8c r5:85a38000 [ 1341.422561][ T32] r4:85a38000 [ 1341.422620][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.422722][ T32] r5:85a38000 r4:8291a680 [ 1341.422768][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.422854][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.423119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed22de08 [ 1341.423242][ T32] r4:00000000 [ 1341.423307][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.423421][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.423702][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.424049][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.424301][ T32] r10:61c88647 r9:85a38000 r8:847aa2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.424875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.436661][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1341.437373][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.437738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 5 printk messages dropped ** [ 1341.437985][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.438030][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.438078][ T32] r5:8529a38c r4:8529a000 [ 1341.438099][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.438158][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.438211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.438272][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.438296][ T32] r4:849f1580 [ 1341.438319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.438392][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.438421][ T32] r4:00000001 [ 1341.438453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.438518][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.438558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.438591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.438651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.438689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.438734][ T32] r4:8334b7c0 [ 1341.438766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.438818][ T32] INFO: task kworker/0:619:6713 blocked for more than 467 seconds. [ 1341.438858][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.438895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.438929][ T32] task:kworker/0:619 state:D stack:0 pid:6713 tgid:6713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.439011][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.439095][ T32] Call trace: [ 1341.439177][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.439240][ T32] r10:8291a684 r9:ed231d84 r8:00000002 r7:60000113 r6:ed231d8c r5:85a3e000 [ 1341.439286][ T32] r4:85a3e000 [ 1341.439316][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.439396][ T32] r5:85a3e000 r4:8291a680 [ 1341.439442][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.439494][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.439569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed231e08 [ 1341.439598][ T32] r4:00000000 [ 1341.439648][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.439702][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.439772][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.439828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c7c40 [ 1341.439852][ T32] r4:00000000 [ 1341.439873][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.439931][ T32] r9:83018005 r8:85a3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f243000 [ 1341.439953][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.439999][ T32] r5:00001000 r4:ed0d1000 [ 1341.440020][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.440063][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.440109][ T32] r5:8593a78c r4:8593a400 [ 1341.440130][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.440181][ T32] r7:dddced80 r6:83018000 r5:8593a78c r4:847aa300 [ 1341.440204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.440255][ T32] r10:61c88647 r9:85a3e000 r8:847aa32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.440302][ T32] r4:847aa300 [ 1341.440330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.440403][ T32] r10:00000000 r9:847aa300 r8:80287e08 r7:ed22de60 r6:85a0d700 r5:85a3e000 [ 1341.440431][ T32] r4:00000001 [ 1341.440460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.440503][ T32] Exception stack(0xed231fb0 to 0xed231ff8) [ 1341.440532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.440564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.440922][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.441100][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.441316][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1341.441553][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1341.441780][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1341.442154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.442591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.442899][ T32] task:kworker/0:620 state:D stack:0 pid:6715 tgid:6715 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.443392][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.443561][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.443608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c7e00 [ 1341.443633][ T32] r4:00000000 [ 1341.443654][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.443705][ T32] r9:83018005 r8:85a3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f245000 [ 1341.443752][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.443803][ T32] r5:00001000 r4:ed0ef000 [ 1341.443859][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.443936][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.443998][ T32] r5:84790b8c r4:84790800 [ 1341.444047][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.444124][ T32] r7:dddced80 r6:83018000 r5:84790b8c r4:847aa380 [ 1341.444151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.444206][ T32] r10:61c88647 r9:85a3ec00 r8:847aa3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.444230][ T32] r4:847aa380 [ 1341.444250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.444301][ T32] r10:00000000 r9:847aa380 r8:80287e08 r7:ed231e60 r6:85a0d780 r5:85a3ec00 [ 1341.444326][ T32] r4:00000001 [ 1341.444367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.444411][ T32] Exception stack(0xed239fb0 to 0xed239ff8) [ 1341.444440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.444472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.444524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.444599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.444649][ T32] r4:852c7bc0 [ 1341.444822][ T32] INFO: task kworker/0:620:6715 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.444903][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.445033][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.462975][ T32] Call trace: [ 1341.463077][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.463170][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.463198][ T32] r4:00000000 [ 1341.463239][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.463296][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.463333][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.463367][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.463416][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.463448][ T32] r5:80090113 r4:80239bb0 [ 1341.463482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.463559][ T32] r4:82ac21e4 [ 1341.463585][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.463636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 3 printk messages dropped ** [ 1341.463783][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.464163][ T32] r5:8529a38c r4:8529a000 ** 4 printk messages dropped ** [ 1341.464394][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1341.464531][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.464693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.465080][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1341.475803][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1341.476232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a21300 ** 7 printk messages dropped ** [ 1341.476606][ T32] r5:859a178c r4:859a1400 ** 4 printk messages dropped ** [ 1341.476829][ T32] r4:847aa400 ** 6 printk messages dropped ** [ 1341.477171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.477759][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.478299][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1341.478950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1341.479598][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.479964][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.480204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.480582][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.480936][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.481348][ T32] r9:83018005 r8:858f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f247000 ** 8 printk messages dropped ** [ 1341.482207][ T32] r10:61c88647 r9:858f3c00 r8:847aa4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.482713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.483101][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.483220][ T32] Call trace: [ 1341.483265][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.483327][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.483353][ T32] r4:00000000 [ 1341.483395][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.483465][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.483501][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.483555][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.483587][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.483635][ T32] r5:80090113 r4:80239bb0 [ 1341.483661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.483731][ T32] r4:82ac21e4 [ 1341.483762][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.483833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.483866][ T32] r4:df9dddc0 [ 1341.483894][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.483966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.484019][ T32] r4:00000000 [ 1341.484045][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.484117][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.484148][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.484197][ T32] r5:00001000 r4:dffe3000 [ 1341.484219][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.484275][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.484334][ T32] r5:8529a38c r4:8529a000 [ 1341.484379][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.484435][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.484471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.484529][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.484567][ T32] r4:849f1580 [ 1341.484615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.484683][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.484716][ T32] r4:00000001 [ 1341.484737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.484777][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.484806][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.484837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.484867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.484904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.484929][ T32] r4:8334b7c0 [ 1341.484952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.484977][ T32] INFO: task kworker/0:623:6720 blocked for more than 467 seconds. [ 1341.485008][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.485032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.485064][ T32] task:kworker/0:623 state:D stack:0 pid:6720 tgid:6720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.498365][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.498477][ T32] Call trace: [ 1341.498515][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.498584][ T32] r10:8291a684 r9:ed24dd84 r8:00000002 r7:60000013 r6:ed24dd8c r5:858f6c00 [ 1341.498611][ T32] r4:858f6c00 [ 1341.498655][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.498724][ T32] r5:858f6c00 r4:8291a680 [ 1341.498751][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.498800][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.498851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed24de08 [ 1341.498903][ T32] r4:00000000 [ 1341.498950][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.498995][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.499065][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.499116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c7fc0 [ 1341.499141][ T32] r4:00000000 [ 1341.499162][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.499218][ T32] r9:83018005 r8:858f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f249000 [ 1341.499242][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.499331][ T32] r5:00001000 r4:ed111000 [ 1341.499360][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.499406][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.499467][ T32] r5:859a0b8c r4:859a0800 [ 1341.499492][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.499547][ T32] r7:dddced80 r6:83018000 r5:859a0b8c r4:847aa500 [ 1341.499570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.499622][ T32] r10:61c88647 r9:858f6c00 r8:847aa52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.499647][ T32] r4:847aa500 [ 1341.499668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.499757][ T32] r10:00000000 r9:847aa500 r8:80287e08 r7:ed241e60 r6:85a0d900 r5:858f6c00 [ 1341.499815][ T32] r4:00000001 [ 1341.499864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.499965][ T32] Exception stack(0xed24dfb0 to 0xed24dff8) [ 1341.500028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.500094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.500159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.500232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.500284][ T32] r4:852c7f80 [ 1341.500635][ T32] INFO: task kworker/0:623:6720 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.500730][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.500869][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.501004][ T32] Call trace: [ 1341.501150][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.501335][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.501405][ T32] r4:00000000 [ 1341.501454][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.501557][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.501635][ T32] dd20: 80b2d000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.501704][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.501778][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.501840][ T32] r5:80090113 r4:80239bb0 [ 1341.501906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.502028][ T32] r4:82ac21e4 [ 1341.502090][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.502202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.502268][ T32] r4:df9dddc0 [ 1341.502313][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.502425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.502489][ T32] r4:00000000 [ 1341.502538][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.502701][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.502764][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.502859][ T32] r5:00001000 r4:dffe3000 [ 1341.502926][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.503064][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.503170][ T32] r5:8529a38c r4:8529a000 ** 2 printk messages dropped ** [ 1341.503392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.504120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.504960][ T32] Call trace: ** 3 printk messages dropped ** [ 1341.514584][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1341.521722][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.521919][ T32] r5:00001000 r4:ed157000 ** 2 printk messages dropped ** [ 1341.522037][ T32] r5:859a078c r4:859a0400 ** 3 printk messages dropped ** [ 1341.522272][ T32] r10:61c88647 r9:85a3b000 r8:847aa5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.522719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.523170][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1341.523404][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1341.523703][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.523952][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.524192][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.524796][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.535568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.536078][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.536483][ T32] r5:85a3bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1341.536774][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.537280][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.537581][ T32] r4:847aa600 ** 4 printk messages dropped ** [ 1341.537839][ T32] Exception stack(0xed259fb0 to 0xed259ff8) ** 3 printk messages dropped ** [ 1341.538086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.538133][ T32] r4:859b5f40 [ 1341.538344][ T32] INFO: task kworker/0:625:6725 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.538414][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.538508][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.538584][ T32] Call trace: [ 1341.538635][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.538716][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.538745][ T32] r4:00000000 [ 1341.538784][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.538833][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.538866][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.538904][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.538932][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.538997][ T32] r5:80090113 r4:80239bb0 [ 1341.539030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.539123][ T32] r4:82ac21e4 [ 1341.539168][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.539244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.539295][ T32] r4:df9dddc0 [ 1341.539323][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.539373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.539418][ T32] r4:00000000 [ 1341.539452][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.539507][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.539530][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.539592][ T32] r5:00001000 r4:dffe3000 [ 1341.539616][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.539680][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.539752][ T32] r5:8529a38c r4:8529a000 [ 1341.539779][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.539854][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.539920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.539983][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.540008][ T32] r4:849f1580 [ 1341.540044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.540100][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.540160][ T32] r4:00000001 [ 1341.540198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.540241][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.540316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.540352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.540403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.540467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.540501][ T32] r4:8334b7c0 [ 1341.540543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.540574][ T32] INFO: task kworker/0:626:6727 blocked for more than 467 seconds. [ 1341.540606][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.540632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.540653][ T32] task:kworker/0:626 state:D stack:0 pid:6727 tgid:6727 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.540774][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.540822][ T32] Call trace: [ 1341.540854][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.540916][ T32] r10:8291a684 r9:ed25dd84 r8:00000002 r7:60000113 r6:ed25dd8c r5:858f4800 [ 1341.540942][ T32] r4:858f4800 [ 1341.540963][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1341.541279][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.541640][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.541934][ T32] r10:61c88647 r9:858f4800 r8:847aa6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.542284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.542561][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.542897][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 3 printk messages dropped ** [ 1341.543118][ T32] r4:82ac21e4 [ 1341.543145][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.543197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.543221][ T32] r4:df9dddc0 [ 1341.543261][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.543333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.543392][ T32] r4:00000000 [ 1341.543418][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.543470][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.543507][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.543561][ T32] r5:00001000 r4:dffe3000 [ 1341.543597][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.543644][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.543692][ T32] r5:8529a38c r4:8529a000 [ 1341.543723][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.543779][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.543802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.543856][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.543885][ T32] r4:849f1580 [ 1341.543929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.543985][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.544010][ T32] r4:00000001 [ 1341.544032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.544102][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.544156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.544202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.544235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.544269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.544294][ T32] r4:8334b7c0 [ 1341.544315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1341.544369][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 7 printk messages dropped ** [ 1341.544693][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1341.545074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a217c0 ** 2 printk messages dropped ** [ 1341.557368][ T32] r9:83018005 r8:851f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f257000 [ 1341.557436][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.557507][ T32] r5:00001000 r4:ed27d000 [ 1341.557553][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.557619][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.557693][ T32] r5:859a278c r4:859a2400 [ 1341.557725][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.557782][ T32] r7:dddced80 r6:83018000 r5:859a278c r4:847aa700 [ 1341.557805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.557906][ T32] r10:61c88647 r9:851f6000 r8:847aa72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.557935][ T32] r4:847aa700 [ 1341.557979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.558040][ T32] r10:00000000 r9:847aa700 r8:80287e08 r7:ed241e60 r6:85a0db00 r5:851f6000 [ 1341.558085][ T32] r4:00000001 [ 1341.558117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.558164][ T32] Exception stack(0xed269fb0 to 0xed269ff8) [ 1341.558199][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.558243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.558305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.558395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.558426][ T32] r4:85a212c0 [ 1341.558598][ T32] INFO: task kworker/0:627:6729 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.558657][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.559269][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 6 printk messages dropped ** [ 1341.559654][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1341.559854][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 11 printk messages dropped ** [ 1341.560707][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1341.560856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.561278][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.561786][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.562162][ T32] r4:00000000 [ 1341.562201][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.562282][ T32] r9:83018005 r8:853d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f253000 [ 1341.562315][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.562363][ T32] r5:00001000 r4:ed261000 [ 1341.562406][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.562490][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.562547][ T32] r5:859a1f8c r4:859a1c00 [ 1341.562569][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.562619][ T32] r7:dddced80 r6:83018000 r5:859a1f8c r4:847aa800 [ 1341.562663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.562722][ T32] r10:61c88647 r9:853d8000 r8:847aa82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.562747][ T32] r4:847aa800 [ 1341.562768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.562819][ T32] r10:00000000 r9:847aa800 r8:80287e08 r7:ed269e60 r6:85a0db80 r5:853d8000 [ 1341.562843][ T32] r4:00000001 [ 1341.562894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.562940][ T32] Exception stack(0xed271fb0 to 0xed271ff8) [ 1341.562970][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.563023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.563104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.563186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.563216][ T32] r4:85a21180 [ 1341.563296][ T32] INFO: task kworker/0:628:6730 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.563330][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.563458][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.563535][ T32] Call trace: [ 1341.563595][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.563700][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.563729][ T32] r4:00000000 [ 1341.563751][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.563796][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.563828][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.563860][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.563893][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.563921][ T32] r5:80090113 r4:80239bb0 [ 1341.563942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.563988][ T32] r4:82ac21e4 [ 1341.564031][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.564090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.564114][ T32] r4:df9dddc0 [ 1341.564140][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.564190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 2 printk messages dropped ** [ 1341.564301][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 7 printk messages dropped ** [ 1341.564786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.584371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.584690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1341.585814][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1341.586238][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.586717][ T32] r5:859a238c r4:859a2000 ** 3 printk messages dropped ** [ 1341.586957][ T32] r10:61c88647 r9:8492d400 r8:847aa7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.587411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.588035][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 6 printk messages dropped ** [ 1341.588361][ T32] r5:80090113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.588731][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1341.589064][ T32] r5:00001000 r4:dffe3000 ** 5 printk messages dropped ** [ 1341.589356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.589852][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.590246][ T32] task:kworker/0:630 state:D stack:0 pid:6735 tgid:6735 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1341.590980][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.591452][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.591736][ T32] r4:847aa900 [ 1341.591777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.591832][ T32] r10:00000000 r9:847aa900 r8:80287e08 r7:ed269e60 r6:847aa980 r5:8492e000 [ 1341.591877][ T32] r4:00000001 [ 1341.591907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.591948][ T32] Exception stack(0xed275fb0 to 0xed275ff8) [ 1341.591979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.592012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.592041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.592075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.592099][ T32] r4:85a21780 [ 1341.592204][ T32] INFO: task kworker/0:630:6735 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.592291][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.592377][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.592423][ T32] Call trace: [ 1341.592459][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.592516][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.592562][ T32] r4:00000000 [ 1341.592593][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.592669][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.592745][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.592801][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.592831][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.592883][ T32] r5:80090113 r4:80239bb0 [ 1341.592933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.593012][ T32] r4:82ac21e4 [ 1341.593056][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.593115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.593164][ T32] r4:df9dddc0 [ 1341.593191][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.593241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.593265][ T32] r4:00000000 [ 1341.593286][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.593337][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.593359][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.593435][ T32] r5:00001000 r4:dffe3000 [ 1341.593496][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.593546][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.593616][ T32] r5:8529a38c r4:8529a000 [ 1341.593641][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.593696][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.593740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.593842][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.593917][ T32] r4:849f1580 [ 1341.593948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.594001][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.594025][ T32] r4:00000001 [ 1341.594046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.594092][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.594122][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.594200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.594236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.594271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.594295][ T32] r4:8334b7c0 [ 1341.594346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.594377][ T32] INFO: task kworker/0:631:6736 blocked for more than 468 seconds. [ 1341.594408][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.594466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.594492][ T32] task:kworker/0:631 state:D stack:0 pid:6736 tgid:6736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.594554][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.594610][ T32] Call trace: [ 1341.594667][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.594747][ T32] r10:8291a684 r9:ed1e9d84 r8:00000002 r7:60000113 r6:ed1e9d8c r5:8492ec00 [ 1341.594801][ T32] r4:8492ec00 [ 1341.594840][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.594899][ T32] r5:8492ec00 r4:8291a680 [ 1341.594927][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.594970][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.595048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1e9e08 [ 1341.613233][ T32] r4:00000000 [ 1341.613311][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.613377][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.613422][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.613472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a21940 [ 1341.613520][ T32] r4:00000000 [ 1341.613548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.613603][ T32] r9:83018005 r8:8492ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f211000 [ 1341.613648][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.613724][ T32] r5:00001000 r4:dfbcf000 [ 1341.613759][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.613819][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.613955][ T32] r7:dddced80 r6:83018000 r5:859a2b8c r4:847aaa00 ** 5 printk messages dropped ** [ 1341.614271][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.614525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.617262][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.617486][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1341.617950][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.618216][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.618620][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1341.618858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.619258][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.619710][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.620132][ T32] r9:83018005 r8:8492c800 r7:00000000 r6:83018000 r5:00001000 r4:7f213000 ** 8 printk messages dropped ** [ 1341.620516][ T32] r10:61c88647 r9:8492c800 r8:847aab2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.620894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.621507][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 6 printk messages dropped ** [ 1341.621788][ T32] r5:80090113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.622027][ T32] r4:df9dddc0 [ 1341.622052][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.622101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.622127][ T32] r4:00000000 [ 1341.622149][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.622200][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.622233][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.622294][ T32] r5:00001000 r4:dffe3000 [ 1341.622318][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.622363][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.622423][ T32] r5:8529a38c r4:8529a000 [ 1341.622472][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.622529][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.622562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.622640][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.622674][ T32] r4:849f1580 [ 1341.622717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.622809][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.622908][ T32] r4:00000001 [ 1341.622957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.623025][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.623103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.623147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.623244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.623317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.623403][ T32] r4:8334b7c0 [ 1341.623430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.623459][ T32] INFO: task kworker/0:633:6741 blocked for more than 468 seconds. [ 1341.623490][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.623524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.623549][ T32] task:kworker/0:633 state:D stack:0 pid:6741 tgid:6741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.623600][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.623697][ T32] Call trace: [ 1341.623777][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.623836][ T32] r10:8291a684 r9:ed299d84 r8:00000002 r7:60000013 r6:ed299d8c r5:8492bc00 [ 1341.623861][ T32] r4:8492bc00 [ 1341.623908][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.623982][ T32] r5:8492bc00 r4:8291a680 [ 1341.624008][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.624073][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.624148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed299e08 [ 1341.624200][ T32] r4:00000000 [ 1341.624238][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.624283][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.624346][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.624428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a219c0 [ 1341.624456][ T32] r4:00000000 [ 1341.624478][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.624546][ T32] r9:83018005 r8:8492bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f25b000 [ 1341.624600][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.624692][ T32] r5:00001000 r4:ed29f000 [ 1341.624790][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.624863][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.624921][ T32] r5:859a1b8c r4:859a1800 [ 1341.624943][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.624999][ T32] r7:dddced80 r6:83018000 r5:859a1b8c r4:847aac00 [ 1341.625053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.641118][ T32] r10:61c88647 r9:8492bc00 r8:847aac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.641177][ T32] r4:847aac00 [ 1341.641202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.641303][ T32] r10:00000000 r9:847aac00 r8:80287e08 r7:ed289e60 r6:847aac80 r5:8492bc00 [ 1341.641340][ T32] r4:00000001 [ 1341.641397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.641446][ T32] Exception stack(0xed299fb0 to 0xed299ff8) [ 1341.641480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.641513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.641971][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.642172][ T32] r4:00000000 [ 1341.642194][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.642239][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.642272][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.642305][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.642344][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.642403][ T32] r5:80090113 r4:80239bb0 [ 1341.642429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.642482][ T32] r4:82ac21e4 [ 1341.642505][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.642571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.642613][ T32] r4:df9dddc0 [ 1341.642637][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.642687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.642711][ T32] r4:00000000 [ 1341.642753][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.642816][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.642840][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.642894][ T32] r5:00001000 r4:dffe3000 [ 1341.642917][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.642962][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.643010][ T32] r5:8529a38c r4:8529a000 [ 1341.643061][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.643131][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.643186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.643265][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.643420][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1341.643691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.643986][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.644401][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.644857][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1341.651875][ T32] r7:dddced80 r6:83018000 r5:859a3b8c r4:847aad00 ** 2 printk messages dropped ** [ 1341.651993][ T32] r4:847aad00 [ 1341.652016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.652070][ T32] r10:00000000 r9:847aad00 r8:80287e08 r7:ed299e60 r6:847aad80 r5:85900000 [ 1341.652096][ T32] r4:00000001 [ 1341.652123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.652173][ T32] Exception stack(0xed29dfb0 to 0xed29dff8) [ 1341.652228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.652277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.652314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.652349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.652373][ T32] r4:85a21a80 [ 1341.652563][ T32] INFO: task kworker/0:634:6743 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.652600][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.652695][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.652753][ T32] Call trace: [ 1341.652797][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.652862][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.652896][ T32] r4:00000000 [ 1341.652918][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.652963][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.652995][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.653028][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.653078][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.653109][ T32] r5:80090113 r4:80239bb0 [ 1341.653133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.653181][ T32] r4:82ac21e4 [ 1341.653225][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.653279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.653305][ T32] r4:df9dddc0 [ 1341.653326][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.653374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.653398][ T32] r4:00000000 [ 1341.653421][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.653478][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.653503][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.653573][ T32] r5:00001000 r4:dffe3000 [ 1341.653600][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.653645][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.653693][ T32] r5:8529a38c r4:8529a000 [ 1341.653715][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.653767][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.653791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.653866][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.653924][ T32] r4:849f1580 [ 1341.653950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.654024][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.654075][ T32] r4:00000001 [ 1341.654137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.654201][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.654255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.654294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.654326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.654369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.654396][ T32] r4:8334b7c0 [ 1341.654420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.654451][ T32] INFO: task kworker/0:635:6746 blocked for more than 468 seconds. [ 1341.654487][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 1 printk messages dropped ** [ 1341.654590][ T32] task:kworker/0:635 state:D stack:0 pid:6746 tgid:6746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.662563][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.662725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d080 ** 6 printk messages dropped ** [ 1341.663132][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.663468][ T32] r4:847aae00 ** 2 printk messages dropped ** [ 1341.663575][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.663846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1341.664455][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1341.664858][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.665085][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.672713][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1341.673052][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.673152][ T32] r4:849f1580 [ 1341.673205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.673273][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.673298][ T32] r4:00000001 [ 1341.673320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.673365][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.673399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.673432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.673486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.673550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.673592][ T32] r4:8334b7c0 [ 1341.673622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.673694][ T32] INFO: task kworker/0:636:6747 blocked for more than 468 seconds. [ 1341.673762][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.673825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.673865][ T32] task:kworker/0:636 state:D stack:0 pid:6747 tgid:6747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.673936][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.674012][ T32] Call trace: [ 1341.674111][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.674208][ T32] r10:8291a684 r9:ed2b1d84 r8:00000002 r7:60000113 r6:ed2b1d8c r5:85901800 [ 1341.674251][ T32] r4:85901800 [ 1341.674308][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.674389][ T32] r5:85901800 r4:8291a680 [ 1341.674416][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.674488][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.674544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2b1e08 [ 1341.674571][ T32] r4:00000000 [ 1341.674592][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.674634][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.674718][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.674811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c70c0 [ 1341.674839][ T32] r4:00000000 [ 1341.674863][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.674922][ T32] r9:83018005 r8:85901800 r7:00000000 r6:83018000 r5:00001000 r4:7f25f000 [ 1341.674961][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.675061][ T32] r5:00001000 r4:ed2b3000 [ 1341.680980][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.681165][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.681231][ T32] r5:859a3f8c r4:859a3c00 [ 1341.681281][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.681343][ T32] r7:dddced80 r6:83018000 r5:859a3f8c r4:847aaf00 [ 1341.681367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.681424][ T32] r10:61c88647 r9:85901800 r8:847aaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.681451][ T32] r4:847aaf00 [ 1341.681498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.681558][ T32] r10:00000000 r9:847aaf00 r8:80287e08 r7:ed2a9e60 r6:847aaf80 r5:85901800 [ 1341.681585][ T32] r4:00000001 [ 1341.681623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.681672][ T32] Exception stack(0xed2b1fb0 to 0xed2b1ff8) [ 1341.681705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.681740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.682340][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.682731][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1341.683190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1341.683633][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1341.684055][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1341.684272][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1341.684474][ T32] task:kworker/0:637 state:D stack:0 pid:6749 tgid:6749 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.685024][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.693519][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.693902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.694401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.694743][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.694893][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.695004][ T32] Call trace: [ 1341.702070][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.702182][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.702239][ T32] r4:00000000 [ 1341.702296][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.702352][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.702389][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.702423][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.702456][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.702533][ T32] r5:80090113 r4:80239bb0 [ 1341.702576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.702631][ T32] r4:82ac21e4 [ 1341.702679][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.702742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.702769][ T32] r4:df9dddc0 [ 1341.702816][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.702899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.702932][ T32] r4:00000000 [ 1341.703006][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.703113][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.703228][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.703300][ T32] r5:00001000 r4:dffe3000 [ 1341.703325][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.703440][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.703520][ T32] r5:8529a38c r4:8529a000 [ 1341.703548][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.703650][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.703681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.703739][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.703767][ T32] r4:849f1580 [ 1341.703813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.703883][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.703941][ T32] r4:00000001 [ 1341.703999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.704073][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.704134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.704202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.704274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.704314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1341.704402][ T32] INFO: task kworker/0:638:6751 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1341.704846][ T32] r10:8291a684 r9:ed2d1d84 r8:00000002 r7:60000113 r6:ed2d1d8c r5:85903c00 ** 8 printk messages dropped ** [ 1341.710493][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.710872][ T32] r5:00001000 r4:ed2d7000 ** 2 printk messages dropped ** [ 1341.711099][ T32] r5:85a4078c r4:85a40400 ** 4 printk messages dropped ** [ 1341.711389][ T32] r4:85aa0100 ** 4 printk messages dropped ** [ 1341.711735][ T32] Exception stack(0xed2d1fb0 to 0xed2d1ff8) ** 6 printk messages dropped ** [ 1341.712154][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.712788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1341.713326][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1341.713990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.714474][ T32] INFO: task kworker/0:639:6753 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.725869][ T32] r5:85905400 r4:8291a680 ** 3 printk messages dropped ** [ 1341.726123][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.726347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d4c0 ** 6 printk messages dropped ** [ 1341.726658][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.727205][ T32] r10:00000000 r9:85aa0200 r8:80287e08 r7:ed2d1e60 r6:85aa0280 r5:85905400 ** 9 printk messages dropped ** [ 1341.727700][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.727774][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.727852][ T32] Call trace: [ 1341.727947][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.728008][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.728035][ T32] r4:00000000 [ 1341.728057][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.728128][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.728175][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.728235][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.728270][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.728301][ T32] r5:80090113 r4:80239bb0 [ 1341.728354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.728407][ T32] r4:82ac21e4 [ 1341.728431][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.728531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.728593][ T32] r4:df9dddc0 [ 1341.728627][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.728677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.728701][ T32] r4:00000000 [ 1341.728740][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.728799][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.728847][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.728905][ T32] r5:00001000 r4:dffe3000 [ 1341.728929][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.728974][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.729071][ T32] r5:8529a38c r4:8529a000 [ 1341.729123][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.729189][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.729214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.729269][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.729317][ T32] r4:849f1580 [ 1341.729342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.729397][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.729423][ T32] r4:00000001 [ 1341.729462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.729581][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.729646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.729707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.729754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.729794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.729843][ T32] r4:8334b7c0 [ 1341.729901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.729947][ T32] INFO: task kworker/0:640:6755 blocked for more than 468 seconds. [ 1341.730008][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.730040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.730064][ T32] task:kworker/0:640 state:D stack:0 pid:6755 tgid:6755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.730116][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.730228][ T32] Call trace: [ 1341.730323][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.730405][ T32] r10:8291a684 r9:ed2c5d84 r8:00000002 r7:60000113 r6:ed2c5d8c r5:85902400 [ 1341.730458][ T32] r4:85902400 [ 1341.730484][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.730533][ T32] r5:85902400 r4:8291a680 [ 1341.730579][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.730633][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.730684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2c5e08 [ 1341.730710][ T32] r4:00000000 [ 1341.730733][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.730773][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.730813][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.730899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d6c0 [ 1341.730979][ T32] r4:00000000 [ 1341.731062][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.731185][ T32] r9:83018005 r8:85902400 r7:00000000 r6:83018000 r5:00001000 r4:7f269000 [ 1341.731258][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.731368][ T32] r5:00001000 r4:ed2dd000 [ 1341.731421][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.731512][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.731617][ T32] r5:85a4038c r4:85a40000 [ 1341.731687][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.731803][ T32] r7:dddced80 r6:83018000 r5:85a4038c r4:85aa0300 [ 1341.731873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.732012][ T32] r10:61c88647 r9:85902400 r8:85aa032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.732075][ T32] r4:85aa0300 [ 1341.732198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.732274][ T32] r10:00000000 r9:85aa0300 r8:80287e08 r7:ed2d1e60 r6:85aa0380 r5:85902400 [ 1341.732348][ T32] r4:00000001 [ 1341.732416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.732465][ T32] Exception stack(0xed2c5fb0 to 0xed2c5ff8) [ 1341.732496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.732531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.732586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.732624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.732650][ T32] r4:85a9d6c0 [ 1341.732726][ T32] INFO: task kworker/0:640:6755 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.732807][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.732902][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.732949][ T32] Call trace: [ 1341.733061][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1341.733608][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 8 printk messages dropped ** [ 1341.734406][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.734923][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.752145][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1341.752477][ T32] INFO: task kworker/0:641:6757 blocked for more than 468 seconds. [ 1341.752511][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.752563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.752591][ T32] task:kworker/0:641 state:D stack:0 pid:6757 tgid:6757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.752650][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.752699][ T32] Call trace: [ 1341.752734][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.752793][ T32] r10:8291a684 r9:ed2e1d84 r8:00000002 r7:60000113 r6:ed2e1d8c r5:85906000 [ 1341.752818][ T32] r4:85906000 [ 1341.752858][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1341.753128][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.753529][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1341.753961][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.754256][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.754658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.754821][ T32] r10:00000000 r9:85aa0400 r8:80287e08 r7:ed2c5e60 r6:85aa0480 r5:85906000 ** 4 printk messages dropped ** [ 1341.754981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.755159][ T32] r4:85a9d480 ** 2 printk messages dropped ** [ 1341.762351][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.762650][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1341.762871][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1341.763244][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.763745][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.764337][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.774138][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.774846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed2e9e08 ** 8 printk messages dropped ** [ 1341.778507][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.779229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.780033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.780657][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.780810][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.781016][ T32] Call trace: [ 1341.781128][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.781274][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.781340][ T32] r4:00000000 [ 1341.781391][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.781500][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.781588][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.781669][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.781734][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.781795][ T32] r5:80090113 r4:80239bb0 [ 1341.781845][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.781940][ T32] r4:82ac21e4 [ 1341.781989][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.782096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.782158][ T32] r4:df9dddc0 [ 1341.782207][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.782308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.782361][ T32] r4:00000000 [ 1341.782410][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.782547][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.782619][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.782724][ T32] r5:00001000 r4:dffe3000 [ 1341.782775][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.782894][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.783013][ T32] r5:8529a38c r4:8529a000 [ 1341.783082][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.783200][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.783276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.783421][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.783481][ T32] r4:849f1580 [ 1341.783545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.783670][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.783750][ T32] r4:00000001 [ 1341.783804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.783906][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 2 printk messages dropped ** [ 1341.784115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.784647][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.801036][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.801818][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.802302][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.803102][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.803530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.804651][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.804950][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1341.812126][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.812347][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.812911][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1341.813241][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1341.813618][ T32] r4:85908000 ** 5 printk messages dropped ** [ 1341.813959][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.814140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9de80 ** 8 printk messages dropped ** [ 1341.814543][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.815123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.822436][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.822775][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1341.823378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1341.824013][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.824370][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.824405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.824459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.824497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.824522][ T32] r4:8334b7c0 [ 1341.824545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.824575][ T32] INFO: task kworker/0:645:6765 blocked for more than 468 seconds. [ 1341.824608][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.824634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.824657][ T32] task:kworker/0:645 state:D stack:0 pid:6765 tgid:6765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.824732][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.824798][ T32] Call trace: [ 1341.824858][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.824942][ T32] r10:8291a684 r9:ed309d84 r8:00000002 r7:60000113 r6:ed309d8c r5:85908c00 [ 1341.824984][ T32] r4:85908c00 [ 1341.825009][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.831214][ T32] r5:85908c00 r4:8291a680 [ 1341.831279][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.831343][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.831394][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed309e08 [ 1341.831421][ T32] r4:00000000 [ 1341.831468][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.831514][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.831557][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.831616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598d2c0 [ 1341.831668][ T32] r4:00000000 [ 1341.831694][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.831749][ T32] r9:83018005 r8:85908c00 r7:00000000 r6:83018000 r5:00001000 r4:7f277000 [ 1341.831773][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.831824][ T32] r5:00001000 r4:ed327000 [ 1341.831871][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.831925][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.831974][ T32] r5:85a42f8c r4:85a42c00 [ 1341.832010][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.832068][ T32] r7:dddced80 r6:83018000 r5:85a42f8c r4:85aa0800 [ 1341.832092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.832151][ T32] r10:61c88647 r9:85908c00 r8:85aa082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.832200][ T32] r4:85aa0800 [ 1341.832226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.832280][ T32] r10:00000000 r9:85aa0800 r8:80287e08 r7:ed2fde60 r6:85aa0880 r5:85908c00 [ 1341.832329][ T32] r4:00000001 [ 1341.832379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.832455][ T32] Exception stack(0xed309fb0 to 0xed309ff8) [ 1341.832492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.832526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.832577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.832653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.832707][ T32] r4:85a9de40 [ 1341.832903][ T32] INFO: task kworker/0:645:6765 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.832970][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.833041][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.833116][ T32] Call trace: [ 1341.833161][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.833230][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.833270][ T32] r4:00000000 [ 1341.833342][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.833417][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.833453][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.833488][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.833541][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.833584][ T32] r5:80090113 r4:80239bb0 [ 1341.833610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.833691][ T32] r4:82ac21e4 [ 1341.833743][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.833798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.833846][ T32] r4:df9dddc0 [ 1341.833873][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.833940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.834001][ T32] r4:00000000 [ 1341.834031][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.834088][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.834112][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.834168][ T32] r5:00001000 r4:dffe3000 [ 1341.834191][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.834239][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.834288][ T32] r5:8529a38c r4:8529a000 [ 1341.834310][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.834369][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.834421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.834481][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.834512][ T32] r4:849f1580 [ 1341.834591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.834677][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 2 printk messages dropped ** [ 1341.834773][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1341.835129][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1341.844223][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.844564][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.844939][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.850601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.851024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.851634][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.851957][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1341.852362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1341.852727][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1341.852986][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1341.853235][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1341.853424][ T32] task:kworker/0:647 state:D stack:0 pid:6769 tgid:6769 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1341.853773][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.853840][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.853903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed31de08 [ 1341.853965][ T32] r4:00000000 [ 1341.854014][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.854083][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.854146][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.854202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598d000 [ 1341.854281][ T32] r4:00000000 [ 1341.854330][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.854387][ T32] r9:83018005 r8:8590a400 r7:00000000 r6:83018000 r5:00001000 r4:7f275000 [ 1341.854412][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.854465][ T32] r5:00001000 r4:ed319000 [ 1341.854490][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.854534][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.854586][ T32] r5:85a4278c r4:85a42400 [ 1341.854610][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.854660][ T32] r7:dddced80 r6:83018000 r5:85a4278c r4:85aa0a00 [ 1341.854684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.854750][ T32] r10:61c88647 r9:8590a400 r8:85aa0a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.854780][ T32] r4:85aa0a00 [ 1341.854828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.854898][ T32] r10:00000000 r9:85aa0a00 r8:80287e08 r7:ed309e60 r6:85aa0a80 r5:8590a400 [ 1341.854929][ T32] r4:00000001 [ 1341.854950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.854991][ T32] Exception stack(0xed31dfb0 to 0xed31dff8) [ 1341.855021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.855126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.864603][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.864673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.864706][ T32] r4:8598d100 [ 1341.864888][ T32] INFO: task kworker/0:647:6769 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.864926][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.864998][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.865101][ T32] Call trace: [ 1341.865886][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.865986][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.866014][ T32] r4:00000000 [ 1341.866038][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.866087][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.866121][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.866162][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.866193][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.866220][ T32] r5:80090113 r4:80239bb0 [ 1341.866243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.866303][ T32] r4:82ac21e4 [ 1341.866358][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.866413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.866438][ T32] r4:df9dddc0 [ 1341.866477][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.866554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.866583][ T32] r4:00000000 [ 1341.866630][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.866688][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.866712][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.866839][ T32] r5:00001000 r4:dffe3000 [ 1341.866870][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.866916][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.866965][ T32] r5:8529a38c r4:8529a000 [ 1341.866987][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.867095][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.867136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.867242][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.867309][ T32] r4:849f1580 [ 1341.867343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.867404][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 5 printk messages dropped ** [ 1341.867782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.868128][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.868431][ T32] r5:8590b000 r4:8291a680 [ 1341.868453][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.868496][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.868553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed325e08 [ 1341.868624][ T32] r4:00000000 [ 1341.868674][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.868719][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.868771][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.868824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598d4c0 [ 1341.868849][ T32] r4:00000000 [ 1341.868870][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.868926][ T32] r9:83018005 r8:8590b000 r7:00000000 r6:83018000 r5:00001000 r4:7f279000 [ 1341.868976][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.869053][ T32] r5:00001000 r4:ed32d000 [ 1341.869103][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.869156][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.869207][ T32] r5:85a40f8c r4:85a40c00 [ 1341.869253][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.869308][ T32] r7:dddced80 r6:83018000 r5:85a40f8c r4:85aa0b00 [ 1341.869331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.869385][ T32] r10:61c88647 r9:8590b000 r8:85aa0b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.869427][ T32] r4:85aa0b00 [ 1341.869452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.869504][ T32] r10:00000000 r9:85aa0b00 r8:80287e08 r7:ed309e60 r6:85aa0b80 r5:8590b000 [ 1341.869562][ T32] r4:00000001 [ 1341.869602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.869647][ T32] Exception stack(0xed325fb0 to 0xed325ff8) [ 1341.869677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.869710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.869740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.869774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.869823][ T32] r4:8598d280 [ 1341.869985][ T32] INFO: task kworker/0:648:6771 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.870020][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.870080][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.870124][ T32] Call trace: [ 1341.870166][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.870250][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.870281][ T32] r4:00000000 [ 1341.870303][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1341.870490][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1341.870800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1341.871359][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1341.871532][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1341.871874][ T32] r4:8334b7c0 ** 3 printk messages dropped ** [ 1341.872018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1341.872338][ T32] r5:8590bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1341.872562][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.873096][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.873423][ T32] r4:85aa0c00 ** 4 printk messages dropped ** [ 1341.873680][ T32] Exception stack(0xed331fb0 to 0xed331ff8) ** 6 printk messages dropped ** [ 1341.874059][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.874691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.892246][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1341.892615][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.892897][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.893464][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.893813][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.894180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598d7c0 [ 1341.894233][ T32] r4:00000000 [ 1341.894284][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.894365][ T32] r9:83018005 r8:8590c800 r7:00000000 r6:83018000 r5:00001000 r4:7f27d000 [ 1341.894394][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.894444][ T32] r5:00001000 r4:ed341000 [ 1341.894491][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.894564][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.894644][ T32] r5:85a4378c r4:85a43400 [ 1341.894670][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.894747][ T32] r7:dddced80 r6:83018000 r5:85a4378c r4:85aa0d00 [ 1341.894773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.894858][ T32] r10:61c88647 r9:8590c800 r8:85aa0d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.894899][ T32] r4:85aa0d00 [ 1341.894948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.895058][ T32] r10:00000000 r9:85aa0d00 r8:80287e08 r7:ed331e60 r6:85aa0d80 r5:8590c800 [ 1341.901792][ T32] r4:00000001 [ 1341.901880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.901947][ T32] Exception stack(0xed339fb0 to 0xed339ff8) [ 1341.901982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.902016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.902074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.902115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.902146][ T32] r4:8598d1c0 [ 1341.902334][ T32] INFO: task kworker/0:650:6775 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.902383][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.902465][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.902590][ T32] Call trace: [ 1341.902628][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.902715][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.902771][ T32] r4:00000000 [ 1341.902796][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.902856][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.902901][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.902947][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.902976][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.903003][ T32] r5:80090113 r4:80239bb0 [ 1341.903027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.903104][ T32] r4:82ac21e4 [ 1341.903156][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.903245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.903299][ T32] r4:df9dddc0 [ 1341.903348][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.903428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.903460][ T32] r4:00000000 [ 1341.903507][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.903567][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.903618][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.903694][ T32] r5:00001000 r4:dffe3000 [ 1341.903720][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.903765][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.903814][ T32] r5:8529a38c r4:8529a000 [ 1341.903837][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.903892][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.903940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.904022][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.904076][ T32] r4:849f1580 [ 1341.904102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.904166][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.904194][ T32] r4:00000001 [ 1341.904239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.904286][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.904316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.904349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.904379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.904436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.904488][ T32] r4:8334b7c0 [ 1341.904516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.904547][ T32] INFO: task kworker/0:651:6777 blocked for more than 468 seconds. [ 1341.904584][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.904643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.904669][ T32] task:kworker/0:651 state:D stack:0 pid:6777 tgid:6777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.904746][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.904795][ T32] Call trace: [ 1341.904851][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.904911][ T32] r10:8291a684 r9:ed345d84 r8:00000002 r7:60000113 r6:ed345d8c r5:8590d400 [ 1341.904936][ T32] r4:8590d400 [ 1341.904974][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.905026][ T32] r5:8590d400 r4:8291a680 [ 1341.905049][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.912833][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.913018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed345e08 [ 1341.913049][ T32] r4:00000000 [ 1341.913073][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.913118][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.913174][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.913225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598d1c0 [ 1341.913299][ T32] r4:00000000 [ 1341.913400][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.913460][ T32] r9:83018005 r8:8590d400 r7:00000000 r6:83018000 r5:00001000 r4:7f27f000 [ 1341.913490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.913596][ T32] r5:00001000 r4:ed34f000 [ 1341.913623][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.913670][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.913741][ T32] r5:85a4338c r4:85a43000 [ 1341.913794][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.913910][ T32] r7:dddced80 r6:83018000 r5:85a4338c r4:85aa0e00 [ 1341.913940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.913996][ T32] r10:61c88647 r9:8590d400 r8:85aa0e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.914046][ T32] r4:85aa0e00 [ 1341.914072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.914126][ T32] r10:00000000 r9:85aa0e00 r8:80287e08 r7:ed339e60 r6:85aa0e80 r5:8590d400 ** 5 printk messages dropped ** [ 1341.914369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.914819][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.922607][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 2 printk messages dropped ** [ 1341.922783][ T32] r5:80090113 r4:80239bb0 [ 1341.922833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.922888][ T32] r4:82ac21e4 [ 1341.922911][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.922964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.922989][ T32] r4:df9dddc0 [ 1341.923010][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.923105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.923132][ T32] r4:00000000 [ 1341.923160][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.923215][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.923238][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.923288][ T32] r5:00001000 r4:dffe3000 [ 1341.923310][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.923372][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.923428][ T32] r5:8529a38c r4:8529a000 [ 1341.923497][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.923563][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1341.923614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.923677][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.923703][ T32] r4:849f1580 [ 1341.923726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.923828][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.923857][ T32] r4:00000001 [ 1341.923929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.923976][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.924006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.924040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.924069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.924103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.924147][ T32] r4:8334b7c0 [ 1341.924196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.924242][ T32] INFO: task kworker/0:652:6780 blocked for more than 468 seconds. [ 1341.924281][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.924333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.924373][ T32] task:kworker/0:652 state:D stack:0 pid:6780 tgid:6780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.924465][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.924565][ T32] Call trace: ** 1 printk messages dropped ** [ 1341.924731][ T32] r10:8291a684 r9:ed34dd84 r8:00000002 r7:60000113 r6:ed34dd8c r5:8590e000 ** 8 printk messages dropped ** [ 1341.930502][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.930841][ T32] r5:00001000 r4:ed355000 ** 1 printk messages dropped ** [ 1341.930935][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.931301][ T32] r4:85aa0f00 ** 2 printk messages dropped ** [ 1341.931413][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.931605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.932057][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.932362][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 4 printk messages dropped ** [ 1341.932514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.933017][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1341.933616][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1341.933723][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.933909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.934228][ T32] task:kworker/0:653 state:D stack:0 pid:6781 tgid:6781 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.934877][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.942982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598d780 ** 6 printk messages dropped ** [ 1341.943436][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.943785][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.943993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.944689][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.944827][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1341.951889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1341.952322][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1341.952655][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1341.953070][ T32] INFO: task kworker/0:654:6783 blocked for more than 468 seconds. [ 1341.953134][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.953196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.953224][ T32] task:kworker/0:654 state:D stack:0 pid:6783 tgid:6783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.953364][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.953447][ T32] Call trace: [ 1341.953488][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.953615][ T32] r10:8291a684 r9:ed361d84 r8:00000002 r7:60000113 r6:ed361d8c r5:854b8000 [ 1341.953693][ T32] r4:854b8000 [ 1341.953721][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.953798][ T32] r5:854b8000 r4:8291a680 [ 1341.953824][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.953871][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.953950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed361e08 [ 1341.954003][ T32] r4:00000000 [ 1341.954028][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.954071][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.954149][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.954230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598ddc0 [ 1341.954265][ T32] r4:00000000 [ 1341.954315][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.954372][ T32] r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f285000 [ 1341.954470][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.954522][ T32] r5:00001000 r4:ed369000 [ 1341.954668][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.954768][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.954889][ T32] r5:85a4c38c r4:85a4c000 [ 1341.954929][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.954982][ T32] r7:dddced80 r6:83018000 r5:85a4c38c r4:8599b000 [ 1341.955013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.962629][ T32] r10:61c88647 r9:854b8000 r8:8599b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.962773][ T32] r4:8599b000 [ 1341.962808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.962898][ T32] r10:00000000 r9:8599b000 r8:80287e08 r7:ed359e60 r6:8599b080 r5:854b8000 [ 1341.962929][ T32] r4:00000001 [ 1341.962953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.963065][ T32] Exception stack(0xed361fb0 to 0xed361ff8) [ 1341.963133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.963269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.963306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.963386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.963419][ T32] r4:8598d6c0 [ 1341.963636][ T32] INFO: task kworker/0:654:6783 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.963734][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.963902][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.963963][ T32] Call trace: [ 1341.963998][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.964111][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.964195][ T32] r4:00000000 [ 1341.964223][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.964272][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.964306][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.964343][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.964389][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.964423][ T32] r5:80090113 r4:80239bb0 [ 1341.964449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.964499][ T32] r4:82ac21e4 [ 1341.964548][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.964609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.964635][ T32] r4:df9dddc0 [ 1341.964657][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.964707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.964758][ T32] r4:00000000 [ 1341.964786][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.964865][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.964910][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.964968][ T32] r5:00001000 r4:dffe3000 [ 1341.964993][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.965150][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.972180][ T32] r5:8529a38c r4:8529a000 [ 1341.972236][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1341.972525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.972606][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1341.972635][ T32] r4:00000001 [ 1341.972656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.972701][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1341.972734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.972767][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.972821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.972861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.972886][ T32] r4:8334b7c0 [ 1341.972912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.972981][ T32] INFO: task kworker/0:655:6785 blocked for more than 468 seconds. [ 1341.973022][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1341.973050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.973086][ T32] task:kworker/0:655 state:D stack:0 pid:6785 tgid:6785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.973220][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.973300][ T32] Call trace: [ 1341.973337][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1341.973398][ T32] r10:8291a684 r9:ed36dd84 r8:00000002 r7:60000113 r6:ed36dd8c r5:854b8c00 [ 1341.973426][ T32] r4:854b8c00 [ 1341.973490][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1341.973544][ T32] r5:854b8c00 r4:8291a680 [ 1341.973591][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.973640][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.973738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed36de08 [ 1341.973769][ T32] r4:00000000 [ 1341.973791][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1341.973832][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1341.973903][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.973956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9df80 [ 1341.974006][ T32] r4:00000000 [ 1341.974094][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.974187][ T32] r9:83018005 r8:854b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f289000 [ 1341.974222][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.974272][ T32] r5:00001000 r4:ed37d000 [ 1341.974318][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1341.974371][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.974419][ T32] r5:85a4d38c r4:85a4d000 [ 1341.974440][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.974492][ T32] r7:dddced80 r6:83018000 r5:85a4d38c r4:8599b100 [ 1341.974514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.974568][ T32] r10:61c88647 r9:854b8c00 r8:8599b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.974592][ T32] r4:8599b100 [ 1341.974613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.974680][ T32] r10:00000000 r9:8599b100 r8:80287e08 r7:ed361e60 r6:8599b180 r5:854b8c00 [ 1341.974708][ T32] r4:00000001 [ 1341.974729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.974794][ T32] Exception stack(0xed36dfb0 to 0xed36dff8) [ 1341.974827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.974888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.974924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.974981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.975011][ T32] r4:8598dd80 [ 1341.979857][ T32] INFO: task kworker/0:655:6785 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.979991][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.980165][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.980254][ T32] Call trace: [ 1341.980344][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1341.980684][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1341.981097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1341.981535][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 8 printk messages dropped ** [ 1341.982003][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.982387][ T32] task:kworker/0:656 state:D stack:0 pid:6787 tgid:6787 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.983211][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.983703][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.983752][ T32] r5:85a4cb8c r4:85a4c800 [ 1341.983773][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.983847][ T32] r7:dddced80 r6:83018000 r5:85a4cb8c r4:8599b200 [ 1341.983901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.983960][ T32] r10:61c88647 r9:854b9800 r8:8599b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.983986][ T32] r4:8599b200 [ 1341.984041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.984109][ T32] r10:00000000 r9:8599b200 r8:80287e08 r7:ed36de60 r6:8599b280 r5:854b9800 [ 1341.984135][ T32] r4:00000001 [ 1341.984212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.984259][ T32] Exception stack(0xed375fb0 to 0xed375ff8) [ 1341.984313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.984351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.984406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.984476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.984539][ T32] r4:85a9de40 [ 1341.984737][ T32] INFO: task kworker/0:656:6787 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1341.984776][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.984838][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.984883][ T32] Call trace: [ 1341.984932][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.985018][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1341.985097][ T32] r4:00000000 [ 1341.997717][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.997820][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1341.997860][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1341.997896][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1341.997926][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1341.997956][ T32] r5:80090113 r4:80239bb0 [ 1341.998000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.998055][ T32] r4:82ac21e4 [ 1341.998079][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.998148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1341.998274][ T32] r4:df9dddc0 [ 1341.998324][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1341.998377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1341.998403][ T32] r4:00000000 [ 1341.998452][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1341.998558][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1341.998587][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.998640][ T32] r5:00001000 r4:dffe3000 [ 1341.998674][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.998956][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.999284][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.999799][ T32] task:kworker/0:657 state:D stack:0 pid:6789 tgid:6789 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.000554][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.000984][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.001207][ T32] r10:61c88647 r9:854ba400 r8:8599b32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.001492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.001871][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.002192][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1342.002668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1342.003240][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.003584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.003858][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1342.004313][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.004690][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.014436][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.014723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1342.014819][ T32] r4:85b03300 [ 1342.015010][ T32] INFO: task kworker/0:658:6792 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.015072][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.018012][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.018115][ T32] Call trace: [ 1342.018160][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.018228][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.018278][ T32] r4:00000000 [ 1342.018330][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.018382][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.018430][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.018473][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.018504][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.018531][ T32] r5:80090113 r4:80239bb0 [ 1342.018578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.018684][ T32] r4:82ac21e4 [ 1342.018711][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.018775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.018805][ T32] r4:df9dddc0 [ 1342.018876][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.018961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.018991][ T32] r4:00000000 [ 1342.019013][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.019157][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.019210][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.019290][ T32] r5:00001000 r4:dffe3000 [ 1342.019317][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.019363][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.019412][ T32] r5:8529a38c r4:8529a000 [ 1342.019435][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.019519][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.019576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.019670][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.019722][ T32] r4:849f1580 [ 1342.019749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.019807][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.019880][ T32] r4:00000001 [ 1342.019911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.019953][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.020007][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.020080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.020115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.020153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.020202][ T32] r4:8334b7c0 [ 1342.020231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.020288][ T32] INFO: task kworker/0:659:6793 blocked for more than 468 seconds. [ 1342.020330][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.020402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.020430][ T32] task:kworker/0:659 state:D stack:0 pid:6793 tgid:6793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.020504][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.020576][ T32] Call trace: [ 1342.020627][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.020717][ T32] r10:8291a684 r9:ed395d84 r8:00000002 r7:60000113 r6:ed395d8c r5:854bbc00 [ 1342.020793][ T32] r4:854bbc00 [ 1342.020822][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.020873][ T32] r5:854bbc00 r4:8291a680 [ 1342.020899][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.020945][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.021016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed395e08 [ 1342.021048][ T32] r4:00000000 [ 1342.021072][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.021115][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.021160][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.021210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b03440 [ 1342.021264][ T32] r4:00000000 [ 1342.021307][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.021364][ T32] r9:83018005 r8:854bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f28f000 [ 1342.021388][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.021435][ T32] r5:00001000 r4:ed39f000 [ 1342.021456][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.021545][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.021605][ T32] r5:85a4df8c r4:85a4dc00 [ 1342.021657][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.021757][ T32] r7:dddced80 r6:83018000 r5:85a4df8c r4:8599b500 [ 1342.021797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.021854][ T32] r10:61c88647 r9:854bbc00 r8:8599b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.021879][ T32] r4:8599b500 [ 1342.021920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.021981][ T32] r10:00000000 r9:8599b500 r8:80287e08 r7:ed389e60 r6:8599b580 r5:854bbc00 [ 1342.022006][ T32] r4:00000001 [ 1342.022028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.022071][ T32] Exception stack(0xed395fb0 to 0xed395ff8) [ 1342.022122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.022190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.022229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.022265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.022291][ T32] r4:85b031c0 ** 2 printk messages dropped ** [ 1342.022579][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.022922][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1342.023394][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.023683][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1342.024084][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1342.024257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.024507][ T32] INFO: task kworker/0:660:6795 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.040976][ T32] r5:854bc800 r4:8291a680 ** 5 printk messages dropped ** [ 1342.041331][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.041690][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.042417][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.042605][ T32] Exception stack(0xed39dfb0 to 0xed39dff8) [ 1342.042657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.042718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.042759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.042796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.042821][ T32] r4:85b030c0 [ 1342.043073][ T32] INFO: task kworker/0:660:6795 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.043123][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.043258][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.043312][ T32] Call trace: [ 1342.043376][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.043459][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.043489][ T32] r4:00000000 [ 1342.043552][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.043655][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.043695][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.043732][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.043761][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.043788][ T32] r5:80090113 r4:80239bb0 [ 1342.043838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.043890][ T32] r4:82ac21e4 [ 1342.043937][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.043991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.044016][ T32] r4:df9dddc0 [ 1342.044037][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.044085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.044126][ T32] r4:00000000 [ 1342.044158][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.044239][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.044267][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.044316][ T32] r5:00001000 r4:dffe3000 [ 1342.044337][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.044383][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.044431][ T32] r5:8529a38c r4:8529a000 [ 1342.044453][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.044519][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.044547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.044603][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.044628][ T32] r4:849f1580 [ 1342.044655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.044709][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.044734][ T32] r4:00000001 [ 1342.044778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.044823][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.044855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.044914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.044948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.044982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.045030][ T32] r4:8334b7c0 [ 1342.045109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.050981][ T32] INFO: task kworker/0:661:6797 blocked for more than 468 seconds. [ 1342.051059][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.051107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.051151][ T32] task:kworker/0:661 state:D stack:0 pid:6797 tgid:6797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.051296][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.051518][ T32] Call trace: [ 1342.051601][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.051692][ T32] r10:8291a684 r9:ed3a9d84 r8:00000002 r7:60000113 r6:ed3a9d8c r5:854bd400 [ 1342.051723][ T32] r4:854bd400 [ 1342.051746][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.051797][ T32] r5:854bd400 r4:8291a680 [ 1342.051866][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.051990][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.052045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3a9e08 [ 1342.052163][ T32] r4:00000000 [ 1342.052190][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.052283][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.052329][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.052377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b03740 [ 1342.052401][ T32] r4:00000000 [ 1342.052423][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.052481][ T32] r9:83018005 r8:854bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f293000 [ 1342.052530][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.052582][ T32] r5:00001000 r4:ed3b3000 [ 1342.052635][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.052683][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.052731][ T32] r5:85a4e78c r4:85a4e400 [ 1342.052753][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.052880][ T32] r7:dddced80 r6:83018000 r5:85a4e78c r4:8599b700 [ 1342.052908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.052963][ T32] r10:61c88647 r9:854bd400 r8:8599b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.052988][ T32] r4:8599b700 [ 1342.053011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.053063][ T32] r10:00000000 r9:8599b700 r8:80287e08 r7:ed39de60 r6:8599b780 r5:854bd400 [ 1342.053087][ T32] r4:00000001 [ 1342.053109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.053164][ T32] Exception stack(0xed3a9fb0 to 0xed3a9ff8) [ 1342.053196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.053228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.053258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.053292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.053317][ T32] r4:85b03600 [ 1342.053483][ T32] INFO: task kworker/0:661:6797 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.053543][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.053672][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.053746][ T32] Call trace: [ 1342.053823][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1342.054195][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1342.054598][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.054903][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1342.063411][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1342.063704][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1342.063989][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.064409][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.064497][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.064555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed3bde08 [ 1342.064582][ T32] r4:00000000 [ 1342.064616][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.064693][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.064750][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.064813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b03b00 [ 1342.064873][ T32] r4:00000000 [ 1342.064912][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.064969][ T32] r9:83018005 r8:854bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f29b000 [ 1342.065008][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.065124][ T32] r5:00001000 r4:ed3d7000 [ 1342.071546][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.071624][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.071676][ T32] r5:85a4d78c r4:85a4d400 [ 1342.071699][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.071767][ T32] r7:dddced80 r6:83018000 r5:85a4d78c r4:8599b800 [ 1342.071822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.071906][ T32] r10:61c88647 r9:854bec00 r8:8599b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.071938][ T32] r4:8599b800 [ 1342.071976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.072041][ T32] r10:00000000 r9:8599b800 r8:80287e08 r7:ed3a9e60 r6:8599b880 r5:854bec00 [ 1342.072091][ T32] r4:00000001 [ 1342.072118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.072168][ T32] Exception stack(0xed3bdfb0 to 0xed3bdff8) [ 1342.072200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.072260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.072314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.072353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.072380][ T32] r4:85b030c0 [ 1342.072560][ T32] INFO: task kworker/0:662:6798 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 2 printk messages dropped ** [ 1342.072738][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.073044][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1342.073459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 1 printk messages dropped ** [ 1342.073546][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.073633][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.073661][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.073712][ T32] r5:00001000 r4:dffe3000 [ 1342.073760][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.073812][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.073860][ T32] r5:8529a38c r4:8529a000 [ 1342.073882][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.073946][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.074055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.074149][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.074209][ T32] r4:849f1580 [ 1342.074237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.074299][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.074330][ T32] r4:00000001 [ 1342.074373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.074446][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.074480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.074514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.074569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.074611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.074637][ T32] r4:8334b7c0 [ 1342.074660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.074702][ T32] INFO: task kworker/0:663:6804 blocked for more than 468 seconds. [ 1342.074741][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.074768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.074792][ T32] task:kworker/0:663 state:D stack:0 pid:6804 tgid:6804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.081828][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1342.082192][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.082458][ T32] r5:85a4f38c r4:85a4f000 ** 2 printk messages dropped ** [ 1342.082559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.082637][ T32] r10:61c88647 r9:85b48c00 r8:8599baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.082666][ T32] r4:8599ba80 [ 1342.082687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.082765][ T32] r10:00000000 r9:8599ba80 r8:80287e08 r7:ed3bde60 r6:8599b900 r5:85b48c00 [ 1342.082794][ T32] r4:00000001 [ 1342.082815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.082887][ T32] Exception stack(0xed3d1fb0 to 0xed3d1ff8) [ 1342.082948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.082985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.083026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.083105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.083153][ T32] r4:85b03ac0 [ 1342.083370][ T32] INFO: task kworker/0:663:6804 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.083416][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.083523][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.083598][ T32] Call trace: [ 1342.083636][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1342.083720][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.083907][ T32] r5:80090113 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.084181][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1342.084378][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.084878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.093922][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.094390][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.094903][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.100171][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.100563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.100981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.101492][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.101638][ T32] r4:00000000 [ 1342.101659][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.101703][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.101736][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.101770][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.101798][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.101849][ T32] r5:80090113 r4:80239bb0 [ 1342.101875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.101921][ T32] r4:82ac21e4 [ 1342.101943][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.101993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.102041][ T32] r4:df9dddc0 [ 1342.102091][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.102175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.102230][ T32] r4:00000000 [ 1342.102280][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.102336][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.102361][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.102408][ T32] r5:00001000 r4:dffe3000 [ 1342.102430][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.102503][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.102555][ T32] r5:8529a38c r4:8529a000 [ 1342.102578][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.102656][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.102694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.102774][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.102826][ T32] r4:849f1580 [ 1342.102866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.102923][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.102977][ T32] r4:00000001 [ 1342.103009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.103066][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.103177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.103249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.103284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.103336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.103377][ T32] r4:8334b7c0 [ 1342.103405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.103438][ T32] INFO: task kworker/0:665:6808 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.103616][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.104015][ T32] r5:85b4a400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.104280][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.104664][ T32] r5:00001000 r4:ed3e9000 ** 1 printk messages dropped ** [ 1342.104787][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.115810][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.116067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.116580][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.116745][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1342.117082][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.117366][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.117797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.118106][ T32] INFO: task kworker/0:666:6810 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1342.118459][ T32] r10:8291a684 r9:ed3edd84 r8:00000002 r7:60000113 r6:ed3edd8c r5:85b4b000 ** 8 printk messages dropped ** [ 1342.118838][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.119450][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.119753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.120072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.120574][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1342.120874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.120946][ T32] r4:82ac21e4 [ 1342.120971][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.121033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.121086][ T32] r4:df9dddc0 [ 1342.121112][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.121190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.121243][ T32] r4:00000000 [ 1342.121293][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.121350][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.121384][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.121448][ T32] r5:00001000 r4:dffe3000 [ 1342.121473][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.121517][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.121564][ T32] r5:8529a38c r4:8529a000 [ 1342.121610][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.121668][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.121692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.121747][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.121797][ T32] r4:849f1580 [ 1342.121821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.121873][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.121897][ T32] r4:00000001 [ 1342.121918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.121969][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.122001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.122057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.122117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.122159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.122185][ T32] r4:8334b7c0 [ 1342.122207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.122234][ T32] INFO: task kworker/0:667:6812 blocked for more than 468 seconds. [ 1342.122286][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.122315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.122338][ T32] task:kworker/0:667 state:D stack:0 pid:6812 tgid:6812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.122388][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.122450][ T32] Call trace: [ 1342.122508][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.122579][ T32] r10:8291a684 r9:ed401d84 r8:00000002 r7:60000013 r6:ed401d8c r5:85b4c800 [ 1342.122621][ T32] r4:85b4c800 [ 1342.122672][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.122726][ T32] r5:85b4c800 r4:8291a680 [ 1342.122749][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.122811][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.122866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed401e08 [ 1342.122893][ T32] r4:00000000 [ 1342.122916][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.122957][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.122995][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.123070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b03e00 [ 1342.123102][ T32] r4:00000000 [ 1342.123125][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.123184][ T32] r9:83018005 r8:85b4c800 r7:00000000 r6:83018000 r5:00001000 r4:7f2a3000 [ 1342.123227][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.123279][ T32] r5:00001000 r4:ed3f7000 [ 1342.123301][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.123345][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.123425][ T32] r5:85a4cf8c r4:85a4cc00 [ 1342.123451][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.123504][ T32] r7:dddced80 r6:83018000 r5:85a4cf8c r4:8599bd00 [ 1342.123539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.123599][ T32] r10:61c88647 r9:85b4c800 r8:8599bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.123626][ T32] r4:8599bd00 [ 1342.123649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.123725][ T32] r10:00000000 r9:8599bd00 r8:80287e08 r7:ed3ede60 r6:8599bd80 r5:85b4c800 [ 1342.123779][ T32] r4:00000001 [ 1342.123827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.123874][ T32] Exception stack(0xed401fb0 to 0xed401ff8) [ 1342.123906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.123940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.123971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.124029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.124059][ T32] r4:85b03940 [ 1342.124132][ T32] INFO: task kworker/0:667:6812 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.124173][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.124299][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.124349][ T32] Call trace: [ 1342.124382][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.124440][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.124480][ T32] r4:00000000 [ 1342.124506][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.124580][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.124641][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.124697][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.124732][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.124772][ T32] r5:80090113 r4:80239bb0 [ 1342.124839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.124891][ T32] r4:82ac21e4 [ 1342.124914][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.124964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.124989][ T32] r4:df9dddc0 [ 1342.125011][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.141656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.141739][ T32] r4:00000000 [ 1342.141768][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.141860][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.141893][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.141953][ T32] r5:00001000 r4:dffe3000 [ 1342.142003][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.142055][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.142117][ T32] r5:8529a38c r4:8529a000 [ 1342.142150][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.142210][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.142260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.142332][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.142363][ T32] r4:849f1580 [ 1342.142386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.142462][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.142492][ T32] r4:00000001 [ 1342.142515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.142559][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.142629][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.142702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.143017][ T32] task:kworker/0:668 state:D stack:0 pid:6813 tgid:6813 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.143970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed405e08 ** 8 printk messages dropped ** [ 1342.144416][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.144818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.154598][ T32] Exception stack(0xed405fb0 to 0xed405ff8) ** 6 printk messages dropped ** [ 1342.155650][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.156486][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.156719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1342.157500][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.157784][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.158099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1342.158537][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1342.158880][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1342.159336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.159820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.160232][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.160505][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 2 printk messages dropped ** [ 1342.160664][ T32] r5:80090113 r4:80239bb0 [ 1342.160692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.160765][ T32] r4:82ac21e4 [ 1342.160791][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.160842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.160898][ T32] r4:df9dddc0 [ 1342.160948][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.161037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.161071][ T32] r4:00000000 [ 1342.161120][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.161208][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.161264][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.161357][ T32] r5:00001000 r4:dffe3000 [ 1342.161381][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.161426][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.161477][ T32] r5:8529a38c r4:8529a000 [ 1342.161547][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.161655][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.161685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.161743][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.161792][ T32] r4:849f1580 [ 1342.161817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.161871][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.161902][ T32] r4:00000001 [ 1342.161936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.161981][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.162013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.162060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.162094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.162128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.162157][ T32] r4:8334b7c0 [ 1342.162206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.162238][ T32] INFO: task kworker/0:670:6818 blocked for more than 468 seconds. [ 1342.162294][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.162322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.162345][ T32] task:kworker/0:670 state:D stack:0 pid:6818 tgid:6818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.162424][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.162473][ T32] Call trace: [ 1342.162506][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.162561][ T32] r10:8291a684 r9:ed41dd84 r8:00000002 r7:60000113 r6:ed41dd8c r5:853dc800 [ 1342.162613][ T32] r4:853dc800 [ 1342.162640][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.162823][ T32] r5:853dc800 r4:8291a680 [ 1342.162849][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.162949][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.163004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed41de08 [ 1342.163029][ T32] r4:00000000 [ 1342.163129][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.163191][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.163232][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.163282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0c680 [ 1342.163310][ T32] r4:00000000 [ 1342.163347][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.163415][ T32] r9:83018005 r8:853dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f2ab000 [ 1342.163459][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.163510][ T32] r5:00001000 r4:ed41f000 [ 1342.163555][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.163618][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.163679][ T32] r5:85a43b8c r4:85a43800 [ 1342.163703][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.163755][ T32] r7:dddced80 r6:83018000 r5:85a43b8c r4:85b11000 [ 1342.163779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.163833][ T32] r10:61c88647 r9:853dc800 r8:85b1102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.163859][ T32] r4:85b11000 ** 2 printk messages dropped ** [ 1342.164063][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.164261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.164779][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1342.179902][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1342.180027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.180054][ T32] r4:df9dddc0 [ 1342.180101][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.180160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.180186][ T32] r4:00000000 [ 1342.180208][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.180262][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.180286][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.180354][ T32] r5:00001000 r4:dffe3000 [ 1342.180406][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.180481][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.180539][ T32] r5:8529a38c r4:8529a000 [ 1342.180587][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.180671][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.180723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.180782][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.180807][ T32] r4:849f1580 [ 1342.180829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.180901][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.180955][ T32] r4:00000001 [ 1342.180981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.181024][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.181058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.181091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.181122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.181155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.181180][ T32] r4:8334b7c0 [ 1342.181206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.181246][ T32] INFO: task kworker/0:671:6820 blocked for more than 468 seconds. [ 1342.181306][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 4 printk messages dropped ** [ 1342.181547][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.181876][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.182036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0c7c0 ** 6 printk messages dropped ** [ 1342.182502][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.182562][ T32] r5:85a5838c r4:85a58000 [ 1342.182611][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.182698][ T32] r7:dddced80 r6:83018000 r5:85a5838c r4:85b11080 [ 1342.182755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.182814][ T32] r10:61c88647 r9:853dd400 r8:85b110ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.182865][ T32] r4:85b11080 [ 1342.182908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.182965][ T32] r10:00000000 r9:85b11080 r8:80287e08 r7:ed41de60 r6:85a0dd80 r5:853dd400 [ 1342.183057][ T32] r4:00000001 [ 1342.183103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.183193][ T32] Exception stack(0xed429fb0 to 0xed429ff8) [ 1342.183228][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.183310][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.183345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.183381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.183405][ T32] r4:85b0c5c0 [ 1342.183580][ T32] INFO: task kworker/0:671:6820 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.183615][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.183731][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.183782][ T32] Call trace: [ 1342.183860][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.183928][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.183955][ T32] r4:00000000 [ 1342.183977][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.184048][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.184096][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.184146][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.184185][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.184238][ T32] r5:80090113 r4:80239bb0 [ 1342.184266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.184413][ T32] r4:82ac21e4 [ 1342.184465][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.184518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.184543][ T32] r4:df9dddc0 [ 1342.184588][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.184644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.184694][ T32] r4:00000000 [ 1342.184720][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.184772][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.184796][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.184845][ T32] r5:00001000 r4:dffe3000 ** 2 printk messages dropped ** [ 1342.185041][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1342.192782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.193219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.193554][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.194048][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1342.194360][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1342.194640][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.200831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.201446][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1342.201779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1342.202395][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.202899][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1342.203308][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1342.203776][ T32] r4:853db000 ** 4 printk messages dropped ** [ 1342.204028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed445e08 ** 9 printk messages dropped ** [ 1342.204544][ T32] r5:00001000 r4:ed43d000 ** 5 printk messages dropped ** [ 1342.204927][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.215726][ T32] Exception stack(0xed445fb0 to 0xed445ff8) [ 1342.215764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.215798][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.215831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.215906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.215962][ T32] r4:85b0c980 [ 1342.216135][ T32] INFO: task kworker/0:673:6824 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.216172][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.216264][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.216319][ T32] Call trace: [ 1342.216377][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.216442][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.216469][ T32] r4:00000000 [ 1342.216508][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.216580][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.216617][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.216677][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.216735][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.216790][ T32] r5:80090113 r4:80239bb0 [ 1342.216840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.216897][ T32] r4:82ac21e4 [ 1342.216949][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.217012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.217039][ T32] r4:df9dddc0 [ 1342.217060][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.217110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.217136][ T32] r4:00000000 [ 1342.217157][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.217211][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.217258][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.217312][ T32] r5:00001000 r4:dffe3000 [ 1342.217335][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.217379][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.217432][ T32] r5:8529a38c r4:8529a000 [ 1342.217456][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.217535][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.217562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.217618][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.217644][ T32] r4:849f1580 [ 1342.217666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.217719][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.217757][ T32] r4:00000001 [ 1342.217805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.217850][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.217880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.217947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.217982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.218015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.218087][ T32] r4:8334b7c0 [ 1342.218113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.218192][ T32] INFO: task kworker/0:674:6826 blocked for more than 468 seconds. [ 1342.218236][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.218298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.218333][ T32] task:kworker/0:674 state:D stack:0 pid:6826 tgid:6826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.218387][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.218460][ T32] Call trace: [ 1342.218517][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.218601][ T32] r10:8291a684 r9:ed451d84 r8:00000002 r7:60000113 r6:ed451d8c r5:853d9800 [ 1342.218633][ T32] r4:853d9800 [ 1342.218658][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.218706][ T32] r5:853d9800 r4:8291a680 [ 1342.218756][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.218841][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.219132][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.219620][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.219875][ T32] r10:61c88647 r9:853d9800 r8:85b1122c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.220276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.220682][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.220762][ T32] Call trace: [ 1342.220796][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.220853][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.220877][ T32] r4:00000000 [ 1342.220905][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.220950][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.220982][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.221016][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.221068][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.221101][ T32] r5:80090113 r4:80239bb0 [ 1342.221124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.221195][ T32] r4:82ac21e4 [ 1342.221220][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.221272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.221298][ T32] r4:df9dddc0 [ 1342.221319][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.221417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.221492][ T32] r4:00000000 [ 1342.221533][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.221612][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.221663][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.221740][ T32] r5:00001000 r4:dffe3000 [ 1342.221765][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.221906][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.221964][ T32] r5:8529a38c r4:8529a000 [ 1342.222008][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.222065][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.222099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.222158][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.222208][ T32] r4:849f1580 [ 1342.222233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.222287][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1342.222575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.223053][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1342.223413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed45de08 [ 1342.223462][ T32] r4:00000000 [ 1342.223488][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.223528][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.223566][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.223614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0cc40 [ 1342.223640][ T32] r4:00000000 [ 1342.223661][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.223712][ T32] r9:83018005 r8:853da400 r7:00000000 r6:83018000 r5:00001000 r4:7f2b3000 [ 1342.223736][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.223784][ T32] r5:00001000 r4:ed453000 [ 1342.223805][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.223849][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.223902][ T32] r5:85a5978c r4:85a59400 [ 1342.223924][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.223974][ T32] r7:dddced80 r6:83018000 r5:85a5978c r4:85b11400 [ 1342.224045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.224115][ T32] r10:61c88647 r9:853da400 r8:85b1142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.224161][ T32] r4:85b11400 [ 1342.224185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.224239][ T32] r10:00000000 r9:85b11400 r8:80287e08 r7:ed451e60 r6:85a0df80 r5:853da400 [ 1342.224296][ T32] r4:00000001 [ 1342.224352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.224396][ T32] Exception stack(0xed45dfb0 to 0xed45dff8) [ 1342.224450][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.224486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.224516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.224551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.224650][ T32] r4:85b0c980 [ 1342.224748][ T32] INFO: task kworker/0:675:6827 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.224785][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.224899][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.224966][ T32] Call trace: [ 1342.225001][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.244413][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.244496][ T32] r4:00000000 [ 1342.244547][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.244645][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.244686][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.244721][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.244775][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.244808][ T32] r5:80090113 r4:80239bb0 [ 1342.244831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.244931][ T32] r4:82ac21e4 [ 1342.244990][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.245045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.245485][ T32] r4:df9dddc0 [ 1342.245544][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.245608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.245637][ T32] r4:00000000 [ 1342.245699][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.245770][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.245824][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.245881][ T32] r5:00001000 r4:dffe3000 [ 1342.245935][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.245985][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.246183][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1342.246474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.246900][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1342.247301][ T32] r10:8291a684 r9:ed465d84 r8:00000002 r7:60000113 r6:ed465d8c r5:85a78000 ** 8 printk messages dropped ** [ 1342.247696][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.248129][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1342.248419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.248810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.249456][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1342.249751][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1342.249979][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1342.250094][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.250149][ T32] r5:00001000 r4:dffe3000 [ 1342.250173][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.250240][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.250295][ T32] r5:8529a38c r4:8529a000 [ 1342.250341][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.250480][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.250540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.250599][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.250623][ T32] r4:849f1580 [ 1342.250644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.250697][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.250746][ T32] r4:00000001 [ 1342.250772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.250813][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.250869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.250963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.251027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.251149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.251205][ T32] r4:8334b7c0 [ 1342.251255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.251284][ T32] INFO: task kworker/0:677:6832 blocked for more than 468 seconds. [ 1342.251340][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.251381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.251406][ T32] task:kworker/0:677 state:D stack:0 pid:6832 tgid:6832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.251510][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.251558][ T32] Call trace: [ 1342.251591][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.251645][ T32] r10:8291a684 r9:ed47dd84 r8:00000002 r7:60000113 r6:ed47dd8c r5:85a7a400 [ 1342.251670][ T32] r4:85a7a400 [ 1342.251815][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.251924][ T32] r5:85a7a400 r4:8291a680 [ 1342.251951][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.251996][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.252047][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed47de08 [ 1342.252073][ T32] r4:00000000 [ 1342.252094][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.252158][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.252202][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.252275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b20740 [ 1342.252327][ T32] r4:00000000 [ 1342.252358][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.252414][ T32] r9:83018005 r8:85a7a400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.252457][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.252513][ T32] r5:00001000 r4:ebc6f000 [ 1342.252537][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.252580][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.252640][ T32] r5:85a5bb8c r4:85a5b800 [ 1342.252665][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.252717][ T32] r7:dddced80 r6:83018000 r5:85a5bb8c r4:85b11300 [ 1342.252750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.252830][ T32] r10:61c88647 r9:85a7a400 r8:85b1132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.252859][ T32] r4:85b11300 [ 1342.252922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.253246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.253759][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1342.254221][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1342.254574][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1342.254990][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.271114][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.271654][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.271978][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1342.272267][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.272352][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.272412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b0cf00 [ 1342.272439][ T32] r4:00000000 [ 1342.272491][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.272582][ T32] r9:83018005 r8:85a78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b9000 [ 1342.272611][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.272663][ T32] r5:00001000 r4:ed475000 [ 1342.272686][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.272732][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.272781][ T32] r5:85a59f8c r4:85a59c00 [ 1342.272804][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.272857][ T32] r7:dddced80 r6:83018000 r5:85a59f8c r4:85b11380 [ 1342.272880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.272967][ T32] r10:61c88647 r9:85a78c00 r8:85b113ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.273029][ T32] r4:85b11380 [ 1342.273091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.273152][ T32] r10:00000000 r9:85b11380 r8:80287e08 r7:ed47de60 r6:85b1d100 r5:85a78c00 [ 1342.273201][ T32] r4:00000001 [ 1342.273268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.273341][ T32] Exception stack(0xed485fb0 to 0xed485ff8) [ 1342.273376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.273411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.273442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.273478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.273549][ T32] r4:85b0c640 [ 1342.273745][ T32] INFO: task kworker/0:678:6833 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.273790][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.273899][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.274067][ T32] Call trace: [ 1342.274155][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.274216][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 3 printk messages dropped ** [ 1342.274393][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 6 printk messages dropped ** [ 1342.274723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.274755][ T32] r4:df9dddc0 [ 1342.274813][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.274883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.274952][ T32] r4:00000000 [ 1342.274979][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.281466][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.281557][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.281643][ T32] r5:00001000 r4:dffe3000 [ 1342.281672][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.281744][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.281798][ T32] r5:8529a38c r4:8529a000 [ 1342.281822][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.281895][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.281950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.282009][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.282035][ T32] r4:849f1580 [ 1342.282071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.282130][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.282154][ T32] r4:00000001 [ 1342.282187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.282234][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.282278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.282316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.282346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.282382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1342.282499][ T32] INFO: task kworker/0:679:6835 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1342.282736][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.283211][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.283451][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.283854][ T32] r5:85a5a78c r4:85a5a400 ** 1 printk messages dropped ** [ 1342.283986][ T32] r7:dddced80 r6:83018000 r5:85a5a78c r4:85b11480 ** 7 printk messages dropped ** [ 1342.284335][ T32] Exception stack(0xed495fb0 to 0xed495ff8) ** 2 printk messages dropped ** [ 1342.284457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.284490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.284539][ T32] r4:85b20080 [ 1342.284736][ T32] INFO: task kworker/0:679:6835 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.284774][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.284959][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.285012][ T32] Call trace: [ 1342.285045][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.293976][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.294025][ T32] r4:00000000 [ 1342.294051][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.294119][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.294173][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.294265][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.294328][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.294409][ T32] r5:80090113 r4:80239bb0 [ 1342.294438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.294512][ T32] r4:82ac21e4 [ 1342.294562][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.294617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.294644][ T32] r4:df9dddc0 [ 1342.294667][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.294760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.294788][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.294955][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.300012][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1342.300261][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1342.300571][ T32] INFO: task kworker/0:680:6838 blocked for more than 468 seconds. ** 11 printk messages dropped ** [ 1342.301136][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.301339][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.301383][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.301432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b20240 [ 1342.301459][ T32] r4:00000000 [ 1342.301505][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.301564][ T32] r9:83018005 r8:85a7b000 r7:00000000 r6:83018000 r5:00001000 r4:7f2bd000 [ 1342.301589][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.301636][ T32] r5:00001000 r4:ed491000 [ 1342.301683][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.301802][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.301855][ T32] r5:85a5ab8c r4:85a5a800 [ 1342.301877][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.301935][ T32] r7:dddced80 r6:83018000 r5:85a5ab8c r4:85b11500 [ 1342.301958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.302014][ T32] r10:61c88647 r9:85a7b000 r8:85b1152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.302045][ T32] r4:85b11500 [ 1342.302068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.302131][ T32] r10:00000000 r9:85b11500 r8:80287e08 r7:ed47de60 r6:85b1d200 r5:85a7b000 [ 1342.302211][ T32] r4:00000001 [ 1342.302237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.302281][ T32] Exception stack(0xed4a5fb0 to 0xed4a5ff8) [ 1342.302336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.302408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.302507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.302809][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.303663][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.303986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 12 printk messages dropped ** [ 1342.304565][ T32] r4:849f1580 ** 1 printk messages dropped ** [ 1342.304643][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.304669][ T32] r4:00000001 [ 1342.304689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.304730][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.304773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.304810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.304910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.304948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.304975][ T32] r4:8334b7c0 [ 1342.304998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.305024][ T32] INFO: task kworker/0:681:6840 blocked for more than 468 seconds. [ 1342.305055][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.305081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.305177][ T32] task:kworker/0:681 state:D stack:0 pid:6840 tgid:6840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.317133][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.317352][ T32] Call trace: [ 1342.317396][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.317464][ T32] r10:8291a684 r9:ed4b5d84 r8:00000002 r7:60000113 r6:ed4b5d8c r5:85a7c800 [ 1342.317492][ T32] r4:85a7c800 [ 1342.317514][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.317564][ T32] r5:85a7c800 r4:8291a680 [ 1342.317587][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.317631][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.317707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4b5e08 [ 1342.317761][ T32] r4:00000000 [ 1342.317818][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.317903][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.317975][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.318030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b20440 ** 5 printk messages dropped ** [ 1342.318298][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.318685][ T32] r10:61c88647 r9:85a7c800 r8:85b115ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.319075][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.319846][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1342.320237][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.320271][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.320300][ T32] r5:80090113 r4:80239bb0 [ 1342.320363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.320416][ T32] r4:82ac21e4 [ 1342.320463][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.320525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.320558][ T32] r4:df9dddc0 [ 1342.320604][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.320659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.320683][ T32] r4:00000000 [ 1342.320705][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.320759][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.320806][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.320858][ T32] r5:00001000 r4:dffe3000 [ 1342.320880][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.320930][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.320978][ T32] r5:8529a38c r4:8529a000 [ 1342.321001][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.321078][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.321124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.321211][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.321241][ T32] r4:849f1580 [ 1342.321262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.321315][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.321364][ T32] r4:00000001 [ 1342.321412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.321458][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.321489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.321521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.321558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.321810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1342.321961][ T32] Call trace: [ 1342.322024][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.322083][ T32] r10:8291a684 r9:ed26dd84 r8:00000002 r7:60000113 r6:ed26dd8c r5:85a79800 [ 1342.322109][ T32] r4:85a79800 [ 1342.322164][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.322237][ T32] r5:85a79800 r4:8291a680 [ 1342.322308][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.322383][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.322438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed26de08 [ 1342.322469][ T32] r4:00000000 [ 1342.322490][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.322555][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.322627][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.322680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b20580 [ 1342.322706][ T32] r4:00000000 [ 1342.322759][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.322839][ T32] r9:83018005 r8:85a79800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1342.322868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.323158][ T32] r5:85a5b38c r4:85a5b000 ** 2 printk messages dropped ** [ 1342.323358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.323724][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.324331][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.324657][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1342.324970][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.336270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1342.336789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.337105][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.337578][ T32] task:kworker/0:683 state:D stack:0 pid:6846 tgid:6846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.338203][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.338422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b20900 [ 1342.338452][ T32] r4:00000000 [ 1342.338501][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.338631][ T32] r9:83018005 r8:85a7ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f215000 [ 1342.338690][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.338745][ T32] r5:00001000 r4:ec889000 [ 1342.338768][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.338812][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.338876][ T32] r5:85a4eb8c r4:85a4e800 [ 1342.338910][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.338965][ T32] r7:dddced80 r6:83018000 r5:85a4eb8c r4:85b11680 [ 1342.338988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.339079][ T32] r10:61c88647 r9:85a7ec00 r8:85b116ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.339123][ T32] r4:85b11680 [ 1342.339152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.339232][ T32] r10:00000000 r9:85b11680 r8:80287e08 r7:ed47de60 r6:85b1d400 r5:85a7ec00 [ 1342.339301][ T32] r4:00000001 [ 1342.339336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.339388][ T32] Exception stack(0xed4b9fb0 to 0xed4b9ff8) [ 1342.339421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.339454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.339541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.339599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.339652][ T32] r4:85b20300 [ 1342.339899][ T32] INFO: task kworker/0:683:6846 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.339968][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.340090][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.340183][ T32] Call trace: [ 1342.340244][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.340305][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.340356][ T32] r4:00000000 [ 1342.340405][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.340456][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.340489][ T32] dd20: 81302000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.340523][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.340578][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.340635][ T32] r5:80090113 r4:80239bb0 [ 1342.340686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.340737][ T32] r4:82ac21e4 [ 1342.340784][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.340848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.340876][ T32] r4:df9dddc0 [ 1342.340904][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.340956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.341005][ T32] r4:00000000 [ 1342.341033][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.341087][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.341121][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1342.341196][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.341622][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 5 printk messages dropped ** [ 1342.341873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.342249][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.342476][ T32] r5:85a7e000 r4:8291a680 ** 3 printk messages dropped ** [ 1342.342664][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.342845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b208c0 ** 8 printk messages dropped ** [ 1342.343257][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1342.343811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.344371][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.345024][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.345201][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1342.363496][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.363814][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.364180][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.364217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.364246][ T32] r4:8334b7c0 [ 1342.364324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.364361][ T32] INFO: task kworker/0:685:6849 blocked for more than 468 seconds. [ 1342.364446][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.364503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.364556][ T32] task:kworker/0:685 state:D stack:0 pid:6849 tgid:6849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.364648][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.364720][ T32] Call trace: [ 1342.364838][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.364908][ T32] r10:8291a684 r9:ed4c1d84 r8:00000002 r7:60000013 r6:ed4c1d8c r5:851f6c00 [ 1342.364936][ T32] r4:851f6c00 [ 1342.364958][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.365021][ T32] r5:851f6c00 r4:8291a680 [ 1342.365072][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.370334][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.370461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4c1e08 [ 1342.370490][ T32] r4:00000000 [ 1342.370512][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.370556][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.370598][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.370647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8599e040 [ 1342.370723][ T32] r4:00000000 [ 1342.370753][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.370840][ T32] r9:83018005 r8:851f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f28b000 [ 1342.370881][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.370966][ T32] r5:00001000 r4:ed40d000 [ 1342.371028][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.371141][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.371199][ T32] r5:85a5a38c r4:85a5a000 [ 1342.371231][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.371310][ T32] r7:dddced80 r6:83018000 r5:85a5a38c r4:85b11780 [ 1342.371345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.371400][ T32] r10:61c88647 r9:851f6c00 r8:85b117ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.371426][ T32] r4:85b11780 [ 1342.371448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.371505][ T32] r10:00000000 r9:85b11780 r8:80287e08 r7:ed4bde60 r6:85b1d500 r5:851f6c00 [ 1342.371556][ T32] r4:00000001 [ 1342.371588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371661][ T32] Exception stack(0xed4c1fb0 to 0xed4c1ff8) [ 1342.371699][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.371899][ T32] r4:85b209c0 ** 4 printk messages dropped ** [ 1342.372399][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1342.372780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1342.373337][ T32] r5:00001000 r4:dffe3000 ** 4 printk messages dropped ** [ 1342.373567][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1342.373846][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.374111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.374518][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.374793][ T32] r5:85a90000 r4:8291a680 ** 5 printk messages dropped ** [ 1342.375126][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.387862][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.388337][ T32] r10:61c88647 r9:85a90000 r8:85b1182c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.388972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.389937][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1342.390521][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1342.390969][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1342.391346][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.391849][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1342.392104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1342.392686][ T32] r4:85a90c00 ** 3 printk messages dropped ** [ 1342.392855][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.393186][ T32] r9:83018005 r8:85a90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f289000 [ 1342.393212][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.393258][ T32] r5:00001000 r4:ed3fb000 [ 1342.393280][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.393323][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.393371][ T32] r5:85a5878c r4:85a58400 [ 1342.393393][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.393443][ T32] r7:dddced80 r6:83018000 r5:85a5878c r4:85b11880 [ 1342.393510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.393601][ T32] r10:61c88647 r9:85a90c00 r8:85b118ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.393630][ T32] r4:85b11880 [ 1342.393669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.393724][ T32] r10:00000000 r9:85b11880 r8:80287e08 r7:ed4c1e60 r6:85b1d600 r5:85a90c00 [ 1342.393752][ T32] r4:00000001 [ 1342.393773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.393814][ T32] Exception stack(0xed281fb0 to 0xed281ff8) [ 1342.393845][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.393877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.393916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.393957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.393984][ T32] r4:8599e540 [ 1342.394067][ T32] INFO: task kworker/0:687:6885 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.394100][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.394266][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.394316][ T32] Call trace: [ 1342.394392][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.394453][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.394478][ T32] r4:00000000 [ 1342.394500][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.394544][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.394610][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.394648][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.394677][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.394718][ T32] r5:80090113 r4:80239bb0 [ 1342.394772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.394872][ T32] r4:82ac21e4 [ 1342.394937][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.395124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.404181][ T32] r4:df9dddc0 [ 1342.404262][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.404366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.404397][ T32] r4:00000000 [ 1342.404420][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.404503][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.404538][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.404590][ T32] r5:00001000 r4:dffe3000 [ 1342.404614][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.404709][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.404762][ T32] r5:8529a38c r4:8529a000 [ 1342.404786][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.404842][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.404865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.404993][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.405035][ T32] r4:849f1580 [ 1342.405060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.405564][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.405608][ T32] r4:00000001 [ 1342.405632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.405684][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.405717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.405750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.405782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.405817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.405842][ T32] r4:8334b7c0 [ 1342.405867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.405910][ T32] INFO: task kworker/0:688:6922 blocked for more than 468 seconds. [ 1342.405948][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.405976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.406000][ T32] task:kworker/0:688 state:D stack:0 pid:6922 tgid:6922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.406057][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.406135][ T32] Call trace: [ 1342.406220][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.406284][ T32] r10:8291a684 r9:ed5b9d84 r8:00000002 r7:60000013 r6:ed5b9d8c r5:85a94800 [ 1342.406310][ T32] r4:85a94800 [ 1342.406332][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.406405][ T32] r5:85a94800 r4:8291a680 [ 1342.406432][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.406477][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.406527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5b9e08 [ 1342.406552][ T32] r4:00000000 [ 1342.406623][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.406668][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.406735][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.406832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578a780 [ 1342.406864][ T32] r4:00000000 [ 1342.406889][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.407134][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.407443][ T32] r4:85b11900 ** 5 printk messages dropped ** [ 1342.407768][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.408250][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.408717][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1342.409108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1342.409535][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.410009][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1342.410194][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1342.410419][ T32] task:kworker/0:689 state:D stack:0 pid:6924 tgid:6924 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.410905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5bde08 ** 9 printk messages dropped ** [ 1342.411398][ T32] r5:00001000 r4:ecb0f000 ** 3 printk messages dropped ** [ 1342.411535][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.411585][ T32] r7:dddced80 r6:83018000 r5:8479178c r4:85b11980 [ 1342.411608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.411661][ T32] r10:61c88647 r9:85a95400 r8:85b119ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.411686][ T32] r4:85b11980 [ 1342.411708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.411773][ T32] r10:00000000 r9:85b11980 r8:80287e08 r7:ed5b9e60 r6:85b1d700 r5:85a95400 [ 1342.411827][ T32] r4:00000001 [ 1342.411851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.411925][ T32] Exception stack(0xed5bdfb0 to 0xed5bdff8) [ 1342.411985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.412047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.412102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.412166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.412201][ T32] r4:8599eb40 [ 1342.412294][ T32] INFO: task kworker/0:689:6924 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.412343][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.412437][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.412523][ T32] Call trace: [ 1342.412556][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.412638][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.412668][ T32] r4:00000000 [ 1342.412689][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.412758][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.412795][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.412852][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.412896][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.412940][ T32] r5:80090113 r4:80239bb0 [ 1342.412972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.413058][ T32] r4:82ac21e4 [ 1342.413085][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.413161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.413191][ T32] r4:df9dddc0 [ 1342.413263][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.413316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.413340][ T32] r4:00000000 [ 1342.413405][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.413487][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.413514][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.413574][ T32] r5:00001000 r4:dffe3000 [ 1342.413610][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.413657][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.413706][ T32] r5:8529a38c r4:8529a000 [ 1342.413729][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.413782][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.413805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.413912][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.413941][ T32] r4:849f1580 [ 1342.413987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.414043][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.414079][ T32] r4:00000001 [ 1342.414104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.414146][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.414188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.414226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.414257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.414291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.414315][ T32] r4:8334b7c0 [ 1342.414361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.414391][ T32] INFO: task kworker/0:690:6937 blocked for more than 468 seconds. [ 1342.414445][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.414480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.414503][ T32] task:kworker/0:690 state:D stack:0 pid:6937 tgid:6937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.414558][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.414811][ T32] Call trace: [ 1342.414932][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.415013][ T32] r10:8291a684 r9:ed5a1d84 r8:00000002 r7:60000013 r6:ed5a1d8c r5:85a96000 [ 1342.415067][ T32] r4:85a96000 [ 1342.415176][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.436006][ T32] r5:85a96000 r4:8291a680 [ 1342.436062][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.436131][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.436183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5a1e08 [ 1342.436234][ T32] r4:00000000 [ 1342.436262][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.436303][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.436346][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.436395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578a9c0 [ 1342.436419][ T32] r4:00000000 [ 1342.436515][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.436574][ T32] r9:83018005 r8:85a96000 r7:00000000 r6:83018000 r5:00001000 r4:7f251000 [ 1342.436598][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.436648][ T32] r5:00001000 r4:ecf21000 [ 1342.436672][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.436716][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.436763][ T32] r5:85a5c78c r4:85a5c400 ** 2 printk messages dropped ** [ 1342.436906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.437182][ T32] Exception stack(0xed5a1fb0 to 0xed5a1ff8) ** 3 printk messages dropped ** [ 1342.437457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.438003][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.438221][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1342.438605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 2 printk messages dropped ** [ 1342.438770][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.438794][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.438843][ T32] r5:00001000 r4:dffe3000 [ 1342.438865][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.438915][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.438987][ T32] r5:8529a38c r4:8529a000 [ 1342.439013][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.439082][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.439112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.439200][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.439243][ T32] r4:849f1580 [ 1342.439279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.439385][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.439437][ T32] r4:00000001 [ 1342.439464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.439505][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.439535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.439580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.439639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.439711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.439779][ T32] r4:8334b7c0 [ 1342.439812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.439843][ T32] INFO: task kworker/0:691:6941 blocked for more than 468 seconds. [ 1342.439911][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.439943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.439968][ T32] task:kworker/0:691 state:D stack:0 pid:6941 tgid:6941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.440052][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.440136][ T32] Call trace: [ 1342.440174][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.440230][ T32] r10:8291a684 r9:ed4add84 r8:00000002 r7:60000113 r6:ed4add8c r5:85a96c00 ** 2 printk messages dropped ** [ 1342.440351][ T32] r5:85a96c00 r4:8291a680 ** 2 printk messages dropped ** [ 1342.440510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed4ade08 [ 1342.440591][ T32] r4:00000000 [ 1342.440618][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.440661][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.440701][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.440763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578abc0 [ 1342.440816][ T32] r4:00000000 [ 1342.440842][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.440914][ T32] r9:83018005 r8:85a96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2a3000 [ 1342.440942][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.440991][ T32] r5:00001000 r4:ecf77000 [ 1342.441012][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.441056][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.441105][ T32] r5:85a5cf8c r4:85a5cc00 [ 1342.441129][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.441182][ T32] r7:dddced80 r6:83018000 r5:85a5cf8c r4:85b11a80 [ 1342.441263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.441322][ T32] r10:61c88647 r9:85a96c00 r8:85b11aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.441360][ T32] r4:85b11a80 [ 1342.441407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.441463][ T32] r10:00000000 r9:85b11a80 r8:80287e08 r7:ed5a1e60 r6:85b1d800 r5:85a96c00 [ 1342.441488][ T32] r4:00000001 [ 1342.441521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.441587][ T32] Exception stack(0xed4adfb0 to 0xed4adff8) ** 2 printk messages dropped ** [ 1342.441689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.442054][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.442628][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.442798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1342.443367][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1342.443634][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.443669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.443702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.443732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.443765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.443789][ T32] r4:8334b7c0 [ 1342.443836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.443890][ T32] INFO: task kworker/0:692:6942 blocked for more than 468 seconds. [ 1342.443992][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.444048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.444076][ T32] task:kworker/0:692 state:D stack:0 pid:6942 tgid:6942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.444179][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.444226][ T32] Call trace: [ 1342.444259][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.444344][ T32] r10:8291a684 r9:ed575d84 r8:00000002 r7:60000113 r6:ed575d8c r5:85a92400 [ 1342.444372][ T32] r4:85a92400 [ 1342.444395][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.444469][ T32] r5:85a92400 r4:8291a680 [ 1342.444497][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.444566][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.444631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed575e08 [ 1342.444659][ T32] r4:00000000 [ 1342.444681][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.444733][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.444787][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.444855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a56c0 ** 6 printk messages dropped ** [ 1342.445103][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.461294][ T32] r10:61c88647 r9:85a92400 r8:85b11b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.461634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.461950][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.462051][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.462104][ T32] Call trace: [ 1342.462139][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.462199][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.462250][ T32] r4:00000000 [ 1342.462301][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.462350][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.462384][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.462418][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.462451][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.462503][ T32] r5:80090113 r4:80239bb0 [ 1342.462531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.462596][ T32] r4:82ac21e4 [ 1342.462653][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.462732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.462761][ T32] r4:df9dddc0 [ 1342.462807][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.462860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.462885][ T32] r4:00000000 [ 1342.462914][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.462970][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.462994][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.463084][ T32] r5:00001000 r4:dffe3000 [ 1342.463114][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.463412][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1342.463526][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.463806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.464147][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.464487][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.464846][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.465055][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.474871][ T32] r5:85a5d78c r4:85a5d400 [ 1342.474908][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.474969][ T32] r7:dddced80 r6:83018000 r5:85a5d78c r4:85b11b80 [ 1342.474993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.475155][ T32] r10:61c88647 r9:85a93c00 r8:85b11bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.475775][ T32] r4:85b11b80 [ 1342.475817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.475909][ T32] r10:00000000 r9:85b11b80 r8:80287e08 r7:ed575e60 r6:85b1d900 r5:85a93c00 [ 1342.475942][ T32] r4:00000001 [ 1342.475967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.476014][ T32] Exception stack(0xed5ddfb0 to 0xed5ddff8) [ 1342.476047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.476081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.476137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.476180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.476256][ T32] r4:8578aac0 [ 1342.476436][ T32] INFO: task kworker/0:693:6943 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.476473][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.476546][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.476598][ T32] Call trace: [ 1342.476644][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.476746][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.476774][ T32] r4:00000000 [ 1342.476836][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.476889][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.476953][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.477019][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.477091][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.477123][ T32] r5:80090113 r4:80239bb0 [ 1342.477163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1342.477443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1342.478067][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 2 printk messages dropped ** [ 1342.478272][ T32] r4:849f1580 [ 1342.478298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.478353][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.478389][ T32] r4:00000001 [ 1342.478481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.478543][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.478576][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.478610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.478664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.478725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.478778][ T32] r4:8334b7c0 [ 1342.478806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.478863][ T32] INFO: task kworker/0:694:6945 blocked for more than 468 seconds. [ 1342.478939][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.478980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.479058][ T32] task:kworker/0:694 state:D stack:0 pid:6945 tgid:6945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.479171][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.479247][ T32] Call trace: [ 1342.479285][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.479342][ T32] r10:8291a684 r9:ed5e5d84 r8:00000002 r7:60000013 r6:ed5e5d8c r5:85a93000 [ 1342.479403][ T32] r4:85a93000 [ 1342.479429][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.479527][ T32] r5:85a93000 r4:8291a680 [ 1342.479577][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.479722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5e5e08 ** 7 printk messages dropped ** [ 1342.480132][ T32] r9:83018005 r8:85a93000 r7:00000000 r6:83018000 r5:00001000 r4:7f2a7000 ** 6 printk messages dropped ** [ 1342.480436][ T32] r7:dddced80 r6:83018000 r5:85a5cb8c r4:85b11c00 ** 4 printk messages dropped ** [ 1342.480640][ T32] r10:00000000 r9:85b11c00 r8:80287e08 r7:ed575e60 r6:85b1d980 r5:85a93000 ** 9 printk messages dropped ** [ 1342.481155][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.481823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1342.481995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.482024][ T32] r4:df9dddc0 [ 1342.482047][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.482097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.482172][ T32] r4:00000000 [ 1342.482247][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.482376][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.482403][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.482455][ T32] r5:00001000 r4:dffe3000 [ 1342.482478][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.482521][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.482568][ T32] r5:8529a38c r4:8529a000 [ 1342.482589][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.482642][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.482667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.482744][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.482773][ T32] r4:849f1580 [ 1342.482811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.482872][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.482907][ T32] r4:00000001 [ 1342.482930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.482971][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.483002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.483056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.483105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.483144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1342.483216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.483718][ T32] r4:85a7d400 ** 3 printk messages dropped ** [ 1342.483879][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.484209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578af40 [ 1342.484310][ T32] r4:00000000 [ 1342.484338][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.484416][ T32] r9:83018005 r8:85a7d400 r7:00000000 r6:83018000 r5:00001000 r4:7f2a9000 [ 1342.484454][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.484505][ T32] r5:00001000 r4:ed073000 [ 1342.484526][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.484570][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.484619][ T32] r5:85a5c38c r4:85a5c000 [ 1342.484642][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.484694][ T32] r7:dddced80 r6:83018000 r5:85a5c38c r4:85b11c80 [ 1342.484717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.484819][ T32] r10:61c88647 r9:85a7d400 r8:85b11cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.484988][ T32] r4:85b11c80 [ 1342.485016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.485070][ T32] r10:00000000 r9:85b11c80 r8:80287e08 r7:ed575e60 r6:85b1da00 r5:85a7d400 [ 1342.501381][ T32] r4:00000001 [ 1342.501472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.501570][ T32] Exception stack(0xed5edfb0 to 0xed5edff8) [ 1342.501612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.501647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.501681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.501716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.501741][ T32] r4:8578af00 [ 1342.501945][ T32] INFO: task kworker/0:695:6947 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.501993][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.502121][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.502285][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1342.502666][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1342.503352][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.503595][ T32] r4:849f1580 [ 1342.503628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.503682][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.503710][ T32] r4:00000001 [ 1342.503780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.503877][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.503925][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.503959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.504016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.504054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.504079][ T32] r4:8334b7c0 [ 1342.504102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.504184][ T32] INFO: task kworker/0:696:6950 blocked for more than 468 seconds. [ 1342.504226][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.504298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.504331][ T32] task:kworker/0:696 state:D stack:0 pid:6950 tgid:6950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.504384][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.504479][ T32] Call trace: [ 1342.504598][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.504687][ T32] r10:8291a684 r9:ed5f9d84 r8:00000002 r7:60000113 r6:ed5f9d8c r5:85a88c00 [ 1342.504742][ T32] r4:85a88c00 [ 1342.504768][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1342.505002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5f9e08 ** 8 printk messages dropped ** [ 1342.512622][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.512928][ T32] r7:dddced80 r6:83018000 r5:85a5df8c r4:85b11d00 ** 4 printk messages dropped ** [ 1342.513166][ T32] r10:00000000 r9:85b11d00 r8:80287e08 r7:ed575e60 r6:85b1da80 r5:85a88c00 ** 7 printk messages dropped ** [ 1342.513537][ T32] r4:8578aec0 ** 3 printk messages dropped ** [ 1342.513924][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.514162][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1342.514477][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1342.514975][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.524791][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 3 printk messages dropped ** [ 1342.524927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.525008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.525050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.525140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.525515][ T32] r4:8334b7c0 [ 1342.525549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.525593][ T32] INFO: task kworker/0:697:6951 blocked for more than 468 seconds. [ 1342.525631][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.525659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.525684][ T32] task:kworker/0:697 state:D stack:0 pid:6951 tgid:6951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.525746][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.525803][ T32] Call trace: [ 1342.525863][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.525994][ T32] r10:8291a684 r9:ed5fdd84 r8:00000002 r7:60000013 r6:ed5fdd8c r5:85a89800 [ 1342.526026][ T32] r4:85a89800 [ 1342.526076][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.526133][ T32] r5:85a89800 r4:8291a680 [ 1342.526179][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.526276][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.526355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed5fde08 [ 1342.526409][ T32] r4:00000000 [ 1342.526434][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.526477][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.526520][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.526619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5000 [ 1342.526647][ T32] r4:00000000 [ 1342.526670][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.526724][ T32] r9:83018005 r8:85a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f2ad000 [ 1342.526749][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.526797][ T32] r5:00001000 r4:ed0e7000 [ 1342.526845][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.526909][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.526962][ T32] r5:85a5e38c r4:85a5e000 [ 1342.526985][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.527079][ T32] r7:dddced80 r6:83018000 r5:85a5e38c r4:85b11d80 [ 1342.527114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.527198][ T32] r10:61c88647 r9:85a89800 r8:85b11dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.527231][ T32] r4:85b11d80 [ 1342.527254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.527308][ T32] r10:00000000 r9:85b11d80 r8:80287e08 r7:ed575e60 r6:85b1db00 r5:85a89800 [ 1342.527332][ T32] r4:00000001 [ 1342.527354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.527442][ T32] Exception stack(0xed5fdfb0 to 0xed5fdff8) [ 1342.527484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.527540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.527697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.528089][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1342.528983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 14 printk messages dropped ** [ 1342.529808][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 11 printk messages dropped ** [ 1342.530303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1342.530972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed605e08 ** 8 printk messages dropped ** [ 1342.531349][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.531680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.532193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.532536][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.532928][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1342.533384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 3 printk messages dropped ** [ 1342.533543][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.533596][ T32] r5:00001000 r4:dffe3000 [ 1342.533620][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.533665][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.533714][ T32] r5:8529a38c r4:8529a000 [ 1342.533736][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.533814][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.533841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.533901][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.533929][ T32] r4:849f1580 [ 1342.533951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.534004][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.534042][ T32] r4:00000001 [ 1342.534068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.534110][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.534140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.534204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.534239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.534273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.534298][ T32] r4:8334b7c0 [ 1342.534320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.534351][ T32] INFO: task kworker/0:699:6955 blocked for more than 468 seconds. [ 1342.534385][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.534412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.534448][ T32] task:kworker/0:699 state:D stack:0 pid:6955 tgid:6955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.534502][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.534546][ T32] Call trace: [ 1342.534595][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.534652][ T32] r10:8291a684 r9:ed60dd84 r8:00000002 r7:60000113 r6:ed60dd8c r5:85a8a400 [ 1342.534701][ T32] r4:85a8a400 [ 1342.534728][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.534779][ T32] r5:85a8a400 r4:8291a680 [ 1342.534801][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.534846][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.534900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed60de08 ** 2 printk messages dropped ** [ 1342.535122][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.551657][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.551924][ T32] r10:61c88647 r9:85a8a400 r8:85b11eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.552241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.552910][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.553207][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1342.553549][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.553877][ T32] r5:00001000 r4:dffe3000 ** 5 printk messages dropped ** [ 1342.554212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.554487][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1342.554730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1342.564642][ T32] r5:85a8c800 r4:8291a680 ** 3 printk messages dropped ** [ 1342.564872][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.565045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5500 ** 9 printk messages dropped ** [ 1342.570295][ T32] r7:dddced80 r6:83018000 r5:85a5eb8c r4:8599bf00 ** 4 printk messages dropped ** [ 1342.570537][ T32] r10:00000000 r9:8599bf00 r8:80287e08 r7:ed575e60 r6:85b1dc80 r5:85a8c800 ** 9 printk messages dropped ** [ 1342.571171][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.571720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.572143][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.572614][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1342.572949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.572998][ T32] r4:8334b7c0 [ 1342.573031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.573062][ T32] INFO: task kworker/0:701:6960 blocked for more than 469 seconds. [ 1342.573097][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.573125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.573153][ T32] task:kworker/0:701 state:D stack:0 pid:6960 tgid:6960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.573244][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.573304][ T32] Call trace: [ 1342.573371][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.573428][ T32] r10:8291a684 r9:ed621d84 r8:00000002 r7:60000113 r6:ed621d8c r5:85a8bc00 [ 1342.573453][ T32] r4:85a8bc00 [ 1342.573475][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.573525][ T32] r5:85a8bc00 r4:8291a680 [ 1342.573546][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.573614][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.573692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed621e08 [ 1342.573731][ T32] r4:00000000 [ 1342.573756][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.573797][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.573836][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.573911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5440 [ 1342.573941][ T32] r4:00000000 [ 1342.573965][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.574017][ T32] r9:83018005 r8:85a8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b7000 [ 1342.574057][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.574108][ T32] r5:00001000 r4:ed235000 [ 1342.574154][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.574227][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.574301][ T32] r5:85a5d38c r4:85a5d000 [ 1342.574352][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.574438][ T32] r7:dddced80 r6:83018000 r5:85a5d38c r4:8599bf80 [ 1342.574465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.574518][ T32] r10:61c88647 r9:85a8bc00 r8:8599bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.574572][ T32] r4:8599bf80 [ 1342.574597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.574650][ T32] r10:00000000 r9:8599bf80 r8:80287e08 r7:ed575e60 r6:85b1dd00 r5:85a8bc00 [ 1342.574674][ T32] r4:00000001 [ 1342.574718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.574789][ T32] Exception stack(0xed621fb0 to 0xed621ff8) [ 1342.574824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.574856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.574932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.574977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.575003][ T32] r4:852a5680 [ 1342.575143][ T32] INFO: task kworker/0:701:6960 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.585579][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.585689][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.585782][ T32] Call trace: [ 1342.585905][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.585975][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.586002][ T32] r4:00000000 [ 1342.586024][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.586069][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.586102][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.586161][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.586230][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.586276][ T32] r5:80090113 r4:80239bb0 [ 1342.586327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.586381][ T32] r4:82ac21e4 [ 1342.586403][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.586454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.586478][ T32] r4:df9dddc0 [ 1342.586499][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.586547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.586571][ T32] r4:00000000 [ 1342.586594][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.586647][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.586708][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.586766][ T32] r5:00001000 r4:dffe3000 [ 1342.586790][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.586882][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.586965][ T32] r5:8529a38c r4:8529a000 [ 1342.586994][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.587081][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.587110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.587189][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.587218][ T32] r4:849f1580 [ 1342.587265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.587323][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.587349][ T32] r4:00000001 [ 1342.587371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1342.587536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.587850][ T32] task:kworker/0:702 state:D stack:0 pid:6963 tgid:6963 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.588324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed62de08 ** 8 printk messages dropped ** [ 1342.588793][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.588961][ T32] r5:85a5fb8c r4:85a5f800 ** 3 printk messages dropped ** [ 1342.589154][ T32] r10:61c88647 r9:85a8ec00 r8:85a3602c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.589502][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.589990][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.590504][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.590805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1342.591288][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.591727][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1342.591991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1342.592342][ T32] r10:8291a684 r9:ed635d84 r8:00000002 r7:60000013 r6:ed635d8c r5:85a91800 ** 8 printk messages dropped ** [ 1342.592753][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1342.592841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5b00 [ 1342.592871][ T32] r4:00000000 [ 1342.592922][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.593003][ T32] r9:83018005 r8:85a91800 r7:00000000 r6:83018000 r5:00001000 r4:7f2bb000 [ 1342.593030][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.593080][ T32] r5:00001000 r4:ed279000 [ 1342.593101][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.593169][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.593256][ T32] r5:85bbc38c r4:85bbc000 [ 1342.593287][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.593339][ T32] r7:dddced80 r6:83018000 r5:85bbc38c r4:85a36080 [ 1342.593363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.593443][ T32] r10:61c88647 r9:85a91800 r8:85a360ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.593473][ T32] r4:85a36080 [ 1342.593495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.593549][ T32] r10:00000000 r9:85a36080 r8:80287e08 r7:ed62de60 r6:85b1de00 r5:85a91800 [ 1342.593574][ T32] r4:00000001 [ 1342.593594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.593670][ T32] Exception stack(0xed635fb0 to 0xed635ff8) [ 1342.593705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.593762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.593802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.593861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.593954][ T32] r4:852a5600 [ 1342.594043][ T32] INFO: task kworker/0:703:6965 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.594077][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.594190][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.594278][ T32] Call trace: [ 1342.594366][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.594436][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.594487][ T32] r4:00000000 [ 1342.594544][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.594593][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.594656][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.594722][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.594775][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.594828][ T32] r5:80090113 r4:80239bb0 [ 1342.594890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.594989][ T32] r4:82ac21e4 [ 1342.595029][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.614268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 3 printk messages dropped ** [ 1342.614498][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.614774][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.617736][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.617909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.618397][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.618749][ T32] r5:85a8e000 r4:8291a680 ** 2 printk messages dropped ** [ 1342.618921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed639e08 ** 4 printk messages dropped ** [ 1342.619161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b000 ** 8 printk messages dropped ** [ 1342.619521][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.619854][ T32] Exception stack(0xed639fb0 to 0xed639ff8) ** 6 printk messages dropped ** [ 1342.620269][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.620855][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 3 printk messages dropped ** [ 1342.621038][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.621377][ T32] r5:00001000 r4:dffe3000 ** 5 printk messages dropped ** [ 1342.621649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.622157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.622625][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.623193][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.623504][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.623814][ T32] r5:85bbcb8c r4:85bbc800 [ 1342.623840][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.623912][ T32] r7:dddced80 r6:83018000 r5:85bbcb8c r4:85a36180 [ 1342.623947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.624002][ T32] r10:61c88647 r9:85a88000 r8:85a361ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.624029][ T32] r4:85a36180 [ 1342.624051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.624145][ T32] r10:00000000 r9:85a36180 r8:80287e08 r7:ed639e60 r6:85b1df00 r5:85a88000 [ 1342.624199][ T32] r4:00000001 [ 1342.624240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.624284][ T32] Exception stack(0xed63dfb0 to 0xed63dff8) [ 1342.624315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.624347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.624411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.624473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.624526][ T32] r4:852a5bc0 [ 1342.624628][ T32] INFO: task kworker/0:705:6967 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.624666][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.624749][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.624800][ T32] Call trace: [ 1342.624857][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.624922][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.624948][ T32] r4:00000000 [ 1342.624970][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.625041][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.625152][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.641828][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.641888][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.641931][ T32] r5:80090113 r4:80239bb0 [ 1342.641958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.642032][ T32] r4:82ac21e4 [ 1342.642056][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.642109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.642134][ T32] r4:df9dddc0 [ 1342.642157][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.642208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.642246][ T32] r4:00000000 [ 1342.642299][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.642360][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.642384][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.642457][ T32] r5:00001000 r4:dffe3000 [ 1342.642486][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.642535][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.642598][ T32] r5:8529a38c r4:8529a000 [ 1342.642626][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.642683][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.642707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.642791][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.642820][ T32] r4:849f1580 [ 1342.642842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.642897][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.642929][ T32] r4:00000001 [ 1342.642951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.642993][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.643024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.643077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.643110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.643143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.643169][ T32] r4:8334b7c0 [ 1342.643195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.643263][ T32] INFO: task kworker/0:706:6969 blocked for more than 469 seconds. [ 1342.643343][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.643385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.643436][ T32] task:kworker/0:706 state:D stack:0 pid:6969 tgid:6969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.643505][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.643599][ T32] Call trace: [ 1342.643691][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.643754][ T32] r10:8291a684 r9:ed645d84 r8:00000002 r7:60000113 r6:ed645d8c r5:85a8d400 [ 1342.643780][ T32] r4:85a8d400 [ 1342.643813][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.643900][ T32] r5:85a8d400 r4:8291a680 [ 1342.643930][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.644000][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.644082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed645e08 [ 1342.644112][ T32] r4:00000000 [ 1342.644158][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.644213][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.644282][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.644359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5d80 [ 1342.644388][ T32] r4:00000000 [ 1342.644410][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.644486][ T32] r9:83018005 r8:85a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f2bf000 [ 1342.644514][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.644563][ T32] r5:00001000 r4:ed4af000 [ 1342.644610][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.644658][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.644708][ T32] r5:85bbd38c r4:85bbd000 [ 1342.644730][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.644781][ T32] r7:dddced80 r6:83018000 r5:85bbd38c r4:85a36200 [ 1342.644806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.644861][ T32] r10:61c88647 r9:85a8d400 r8:85a3622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.644907][ T32] r4:85a36200 [ 1342.644934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.645016][ T32] r10:00000000 r9:85a36200 r8:80287e08 r7:ed639e60 r6:85b1df80 r5:85a8d400 [ 1342.645078][ T32] r4:00000001 [ 1342.651066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.651172][ T32] Exception stack(0xed645fb0 to 0xed645ff8) [ 1342.651210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.651245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.651276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.651312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.651339][ T32] r4:852a5c40 [ 1342.651523][ T32] INFO: task kworker/0:706:6969 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.651609][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.651721][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.651815][ T32] Call trace: [ 1342.651853][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.651921][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.651998][ T32] r4:00000000 [ 1342.652025][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.652071][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.652104][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.652196][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.652255][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.652287][ T32] r5:80090113 r4:80239bb0 [ 1342.652324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.652400][ T32] r4:82ac21e4 [ 1342.652427][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.652484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.652509][ T32] r4:df9dddc0 [ 1342.652560][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.652615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.652694][ T32] r4:00000000 [ 1342.652727][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.652784][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 5 printk messages dropped ** [ 1342.653186][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.653669][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1342.653896][ T32] INFO: task kworker/0:707:6971 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.654316][ T32] r4:85af0c00 ** 4 printk messages dropped ** [ 1342.654552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed64de08 ** 7 printk messages dropped ** [ 1342.654820][ T32] r9:83018005 r8:85af0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2df000 ** 5 printk messages dropped ** [ 1342.655159][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.662671][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.662948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.662983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.663044][ T32] r4:852a5e40 [ 1342.663256][ T32] INFO: task kworker/0:707:6971 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.663312][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.663456][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.663511][ T32] Call trace: [ 1342.663546][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.663606][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.663632][ T32] r4:00000000 [ 1342.663660][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.663710][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.663744][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.663803][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.663839][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.663921][ T32] r5:80090113 r4:80239bb0 [ 1342.663960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.664040][ T32] r4:82ac21e4 [ 1342.664094][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.664150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.664193][ T32] r4:df9dddc0 [ 1342.664219][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.664294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.664367][ T32] r4:00000000 [ 1342.664400][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.664458][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.664482][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.664531][ T32] r5:00001000 r4:dffe3000 [ 1342.664569][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.664619][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.664682][ T32] r5:8529a38c r4:8529a000 [ 1342.664709][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.664802][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.664831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.664908][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.664938][ T32] r4:849f1580 [ 1342.664984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.665040][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.665066][ T32] r4:00000001 [ 1342.665093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.665207][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.672348][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.672612][ T32] INFO: task kworker/0:708:6973 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.673015][ T32] r4:85af2400 ** 4 printk messages dropped ** [ 1342.673306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed655e08 ** 7 printk messages dropped ** [ 1342.673670][ T32] r9:83018005 r8:85af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f2e1000 ** 4 printk messages dropped ** [ 1342.674004][ T32] r5:85bbcf8c r4:85bbcc00 ** 4 printk messages dropped ** [ 1342.674259][ T32] r4:85a36300 ** 4 printk messages dropped ** [ 1342.674493][ T32] Exception stack(0xed655fb0 to 0xed655ff8) ** 6 printk messages dropped ** [ 1342.674942][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.680707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1342.681299][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.681757][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1342.682119][ T32] INFO: task kworker/0:709:6975 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.682511][ T32] r4:85af0000 ** 4 printk messages dropped ** [ 1342.682790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed65de08 ** 9 printk messages dropped ** [ 1342.683283][ T32] r5:00001000 r4:ed521000 ** 4 printk messages dropped ** [ 1342.683474][ T32] r7:dddced80 r6:83018000 r5:85bbdb8c r4:85a36380 ** 5 printk messages dropped ** [ 1342.683674][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.683876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.684377][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.684428][ T32] r4:00000000 [ 1342.684454][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.684501][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.684533][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.684566][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.684595][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.684623][ T32] r5:80090113 r4:80239bb0 [ 1342.684645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.684691][ T32] r4:82ac21e4 [ 1342.684735][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.684814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.684868][ T32] r4:df9dddc0 [ 1342.684892][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.684949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.684975][ T32] r4:00000000 [ 1342.685018][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.685131][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.695947][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.696036][ T32] r5:00001000 r4:dffe3000 [ 1342.696061][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.696108][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.696179][ T32] r5:8529a38c r4:8529a000 [ 1342.696243][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.696302][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.696326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.696406][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.696436][ T32] r4:849f1580 [ 1342.696460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.696514][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.696539][ T32] r4:00000001 [ 1342.696585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.696632][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.696665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.696697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.696741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.696779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.696803][ T32] r4:8334b7c0 [ 1342.696834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.696867][ T32] INFO: task kworker/0:710:6978 blocked for more than 469 seconds. [ 1342.696907][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.696960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.696988][ T32] task:kworker/0:710 state:D stack:0 pid:6978 tgid:6978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.697077][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.697124][ T32] Call trace: [ 1342.697230][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.697293][ T32] r10:8291a684 r9:ed669d84 r8:00000002 r7:60000113 r6:ed669d8c r5:85af3000 [ 1342.697318][ T32] r4:85af3000 [ 1342.697341][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.697414][ T32] r5:85af3000 r4:8291a680 [ 1342.697441][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.697486][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.697541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed669e08 [ 1342.697579][ T32] r4:00000000 [ 1342.697604][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.697672][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.697724][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.697773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578afc0 [ 1342.697846][ T32] r4:00000000 [ 1342.697874][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.697954][ T32] r9:83018005 r8:85af3000 r7:00000000 r6:83018000 r5:00001000 r4:7f2e5000 ** 4 printk messages dropped ** [ 1342.698257][ T32] r5:85bbe38c r4:85bbe000 ** 3 printk messages dropped ** [ 1342.698444][ T32] r10:61c88647 r9:85af3000 r8:85a3642c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.698984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.699675][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1342.700017][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.700045][ T32] r5:80090113 r4:80239bb0 [ 1342.700068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.700145][ T32] r4:82ac21e4 [ 1342.700196][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.700263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.700292][ T32] r4:df9dddc0 [ 1342.700314][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.700387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.700441][ T32] r4:00000000 [ 1342.700466][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.700527][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.700550][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.700649][ T32] r5:00001000 r4:dffe3000 [ 1342.700730][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.700805][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.700860][ T32] r5:8529a38c r4:8529a000 [ 1342.700914][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.700984][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.701027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.701091][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.701116][ T32] r4:849f1580 [ 1342.701145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.701227][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.701280][ T32] r4:00000001 [ 1342.701305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.701360][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.701396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.701430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.701460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.701507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.701560][ T32] r4:8334b7c0 [ 1342.701602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.701632][ T32] INFO: task kworker/0:711:6979 blocked for more than 469 seconds. [ 1342.701664][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.701690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.701713][ T32] task:kworker/0:711 state:D stack:0 pid:6979 tgid:6979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.701793][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.701878][ T32] Call trace: [ 1342.701961][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.702022][ T32] r10:8291a684 r9:ed66dd84 r8:00000002 r7:60000113 r6:ed66dd8c r5:85af1800 [ 1342.702048][ T32] r4:85af1800 [ 1342.702100][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.702153][ T32] r5:85af1800 r4:8291a680 [ 1342.702199][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.702248][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.702324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed66de08 [ 1342.702405][ T32] r4:00000000 [ 1342.702431][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.702476][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.702530][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.702598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5c40 ** 4 printk messages dropped ** [ 1342.702867][ T32] r5:00001000 r4:ed537000 ** 2 printk messages dropped ** [ 1342.703015][ T32] r5:85bbc78c r4:85bbc400 ** 3 printk messages dropped ** [ 1342.703209][ T32] r10:61c88647 r9:85af1800 r8:85a364ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.703514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.704016][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1342.704495][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.704956][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.722525][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.722554][ T32] r4:849f1580 [ 1342.722577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.722652][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.722687][ T32] r4:00000001 [ 1342.722712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.722755][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.722793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.722828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.722860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.722899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.722961][ T32] r4:8334b7c0 [ 1342.722993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.723025][ T32] INFO: task kworker/0:712:6981 blocked for more than 469 seconds. [ 1342.723096][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.723129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.723179][ T32] task:kworker/0:712 state:D stack:0 pid:6981 tgid:6981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.723256][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.723338][ T32] Call trace: [ 1342.723408][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.723470][ T32] r10:8291a684 r9:ed675d84 r8:00000002 r7:60000013 r6:ed675d8c r5:85af3c00 [ 1342.723506][ T32] r4:85af3c00 [ 1342.723535][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.723611][ T32] r5:85af3c00 r4:8291a680 [ 1342.723638][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.723685][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.723736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed675e08 [ 1342.723762][ T32] r4:00000000 [ 1342.723783][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.723846][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.723912][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.723966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b440 [ 1342.723991][ T32] r4:00000000 [ 1342.724037][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.724119][ T32] r9:83018005 r8:85af3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2ef000 [ 1342.724148][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.724197][ T32] r5:00001000 r4:ed57d000 [ 1342.724220][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.724266][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.724316][ T32] r5:85bbf38c r4:85bbf000 [ 1342.724339][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.724391][ T32] r7:dddced80 r6:83018000 r5:85bbf38c r4:85a36500 [ 1342.724415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.724469][ T32] r10:61c88647 r9:85af3c00 r8:85a3652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.724519][ T32] r4:85a36500 [ 1342.724544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.724597][ T32] r10:00000000 r9:85a36500 r8:80287e08 r7:ed639e60 r6:85992200 r5:85af3c00 [ 1342.724622][ T32] r4:00000001 [ 1342.724656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.724709][ T32] Exception stack(0xed675fb0 to 0xed675ff8) [ 1342.724817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.724855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.724886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.724926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.724952][ T32] r4:852a5980 [ 1342.734435][ T32] INFO: task kworker/0:712:6981 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.734561][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.734659][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.734724][ T32] Call trace: [ 1342.734760][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.734842][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.734881][ T32] r4:00000000 [ 1342.734913][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1342.735174][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 6 printk messages dropped ** [ 1342.735825][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1342.736086][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 1 printk messages dropped ** [ 1342.736186][ T32] r5:00001000 r4:dffe3000 [ 1342.736210][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.736256][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.736312][ T32] r5:8529a38c r4:8529a000 [ 1342.736338][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.736447][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.736501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.736561][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.736588][ T32] r4:849f1580 [ 1342.736611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.736693][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.736748][ T32] r4:00000001 [ 1342.736870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.736934][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.736970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.737005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.737036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.737095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.737150][ T32] r4:8334b7c0 [ 1342.737203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1342.737389][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.738059][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.738302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b240 ** 7 printk messages dropped ** [ 1342.738767][ T32] r5:85bbeb8c r4:85bbe800 ** 2 printk messages dropped ** [ 1342.738884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.739336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.739757][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.740080][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1342.740446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1342.740855][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.740989][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.741012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.741067][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.741093][ T32] r4:849f1580 [ 1342.741138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.741194][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.741233][ T32] r4:00000001 [ 1342.741269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.741315][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.741346][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.741402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.741447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.741509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.741562][ T32] r4:8334b7c0 [ 1342.741587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.741615][ T32] INFO: task kworker/0:714:6987 blocked for more than 469 seconds. [ 1342.741647][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.741700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.741744][ T32] task:kworker/0:714 state:D stack:0 pid:6987 tgid:6987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.741824][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.741873][ T32] Call trace: [ 1342.741940][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.742009][ T32] r10:8291a684 r9:ed67dd84 r8:00000002 r7:60000113 r6:ed67dd8c r5:85b4bc00 [ 1342.742037][ T32] r4:85b4bc00 [ 1342.742085][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.742137][ T32] r5:85b4bc00 r4:8291a680 [ 1342.742172][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.742229][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.742306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed67de08 [ 1342.742359][ T32] r4:00000000 [ 1342.742384][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.742526][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.742569][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.742637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b8c0 [ 1342.742673][ T32] r4:00000000 [ 1342.742707][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.742774][ T32] r9:83018005 r8:85b4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f2f5000 [ 1342.742850][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.742906][ T32] r5:00001000 r4:ed597000 ** 2 printk messages dropped ** [ 1342.743023][ T32] r5:85bbff8c r4:85bbfc00 [ 1342.743066][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.743272][ T32] r4:85a36680 ** 5 printk messages dropped ** [ 1342.743561][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.743840][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.744386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1342.744867][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.761026][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 5 printk messages dropped ** [ 1342.761241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.761536][ T32] task:kworker/0:715 state:D stack:0 pid:6989 tgid:6989 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.762035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed221e08 ** 8 printk messages dropped ** [ 1342.762414][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.762802][ T32] r10:61c88647 r9:85b4d400 r8:85a367ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.763263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.763957][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1342.764382][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1342.764780][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.772363][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.772584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1342.772671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.772704][ T32] INFO: task kworker/0:716:6990 blocked for more than 469 seconds. [ 1342.772765][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.772798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.772851][ T32] task:kworker/0:716 state:D stack:0 pid:6990 tgid:6990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.772970][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.773079][ T32] Call trace: [ 1342.773121][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.773198][ T32] r10:8291a684 r9:ed681d84 r8:00000002 r7:60000113 r6:ed681d8c r5:85af6000 [ 1342.773238][ T32] r4:85af6000 [ 1342.773296][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.773373][ T32] r5:85af6000 r4:8291a680 [ 1342.773401][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.773452][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.773501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed681e08 [ 1342.773550][ T32] r4:00000000 [ 1342.773575][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.773639][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.773686][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.773759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598b6c0 [ 1342.773788][ T32] r4:00000000 [ 1342.773810][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.773864][ T32] r9:83018005 r8:85af6000 r7:00000000 r6:83018000 r5:00001000 r4:7f2f3000 [ 1342.773888][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.773951][ T32] r5:00001000 r4:ed58f000 [ 1342.774022][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.774089][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.774172][ T32] r5:85bbf78c r4:85bbf400 [ 1342.774198][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.774250][ T32] r7:dddced80 r6:83018000 r5:85bbf78c r4:85a36880 [ 1342.774297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.774364][ T32] r10:61c88647 r9:85af6000 r8:85a368ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.774423][ T32] r4:85a36880 [ 1342.774448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.774573][ T32] r10:00000000 r9:85a36880 r8:80287e08 r7:ed67de60 r6:85992280 r5:85af6000 [ 1342.774628][ T32] r4:00000001 [ 1342.774653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.774706][ T32] Exception stack(0xed681fb0 to 0xed681ff8) [ 1342.774740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.774774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.774827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.774865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.774908][ T32] r4:8598b7c0 [ 1342.784665][ T32] INFO: task kworker/0:716:6990 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.784782][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.784959][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.785066][ T32] Call trace: [ 1342.785145][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.785532][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.785570][ T32] r4:00000000 [ 1342.785595][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.785653][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.785706][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.785748][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.785779][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.785807][ T32] r5:80090113 r4:80239bb0 [ 1342.785830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.785878][ T32] r4:82ac21e4 [ 1342.785906][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.786006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.786107][ T32] r4:df9dddc0 [ 1342.786134][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.786189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.786213][ T32] r4:00000000 [ 1342.786236][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.786292][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.786317][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.786390][ T32] r5:00001000 r4:dffe3000 [ 1342.786448][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.786505][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.786554][ T32] r5:8529a38c r4:8529a000 [ 1342.786576][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.786656][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.786759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.786838][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.786865][ T32] r4:849f1580 [ 1342.786887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.786987][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.787066][ T32] r4:00000001 [ 1342.787149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.787337][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.787416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.787457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.787516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.787563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.787592][ T32] r4:8334b7c0 [ 1342.787621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.787653][ T32] INFO: task kworker/0:717:6994 blocked for more than 469 seconds. [ 1342.787717][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.787752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.787778][ T32] task:kworker/0:717 state:D stack:0 pid:6994 tgid:6994 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.788381][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.788698][ T32] r4:00000000 [ 1342.788722][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.788777][ T32] r9:83018005 r8:85af6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f303000 [ 1342.788804][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.788855][ T32] r5:00001000 r4:ed6e3000 [ 1342.788877][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.788964][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.789024][ T32] r5:85bc578c r4:85bc5400 [ 1342.789074][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.789181][ T32] r7:dddced80 r6:83018000 r5:85bc578c r4:85a36900 [ 1342.789257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.789366][ T32] r10:61c88647 r9:85af6c00 r8:85a3692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.789420][ T32] r4:85a36900 [ 1342.789469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.789581][ T32] r10:00000000 r9:85a36900 r8:80287e08 r7:ed67de60 r6:85992300 r5:85af6c00 [ 1342.789634][ T32] r4:00000001 [ 1342.789665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.789735][ T32] Exception stack(0xed699fb0 to 0xed699ff8) [ 1342.789772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.789806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.789836][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.789870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.789914][ T32] r4:8598b880 [ 1342.790103][ T32] INFO: task kworker/0:717:6994 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.790138][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.790203][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.790318][ T32] Call trace: [ 1342.790378][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.790440][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.790467][ T32] r4:00000000 [ 1342.790490][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.790534][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.790566][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.790599][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.790639][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.790711][ T32] r5:80090113 r4:80239bb0 [ 1342.790738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.790868][ T32] r4:82ac21e4 [ 1342.790904][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.790983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 7 printk messages dropped ** [ 1342.791356][ T32] r5:00001000 r4:dffe3000 ** 5 printk messages dropped ** [ 1342.791753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.792111][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1342.792368][ T32] INFO: task kworker/0:718:6995 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.792844][ T32] r4:853de000 ** 4 printk messages dropped ** [ 1342.793172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed69de08 ** 8 printk messages dropped ** [ 1342.793582][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1342.793885][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.794302][ T32] Exception stack(0xed69dfb0 to 0xed69dff8) ** 6 printk messages dropped ** [ 1342.794662][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.810591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.811137][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.811636][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1342.811915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.812166][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.812581][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.812992][ T32] r9:83018005 r8:85af5400 r7:00000000 r6:83018000 r5:00001000 r4:7f2f9000 ** 7 printk messages dropped ** [ 1342.813279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.813642][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.813773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.813798][ T32] r4:8598b780 [ 1342.813983][ T32] INFO: task kworker/0:719:6996 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.814044][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.814173][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.814224][ T32] Call trace: [ 1342.814257][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.814340][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.814370][ T32] r4:00000000 [ 1342.814468][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.814519][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.814554][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.814617][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.814674][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.814705][ T32] r5:80090113 r4:80239bb0 [ 1342.814743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.814825][ T32] r4:82ac21e4 [ 1342.814851][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.814930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.814984][ T32] r4:df9dddc0 [ 1342.815009][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.822315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.822412][ T32] r4:00000000 [ 1342.822450][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.822520][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.822550][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.822631][ T32] r5:00001000 r4:dffe3000 [ 1342.822670][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.822721][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.822770][ T32] r5:8529a38c r4:8529a000 [ 1342.822793][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.822854][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.822879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.822940][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.822966][ T32] r4:849f1580 [ 1342.822988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.823058][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.823110][ T32] r4:00000001 [ 1342.823138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.823182][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.823214][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.823252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.823308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.823371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.823435][ T32] r4:8334b7c0 [ 1342.823483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.823541][ T32] INFO: task kworker/0:720:6998 blocked for more than 469 seconds. [ 1342.823581][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.823610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.823660][ T32] task:kworker/0:720 state:D stack:0 pid:6998 tgid:6998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.823816][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.823896][ T32] Call trace: [ 1342.823937][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.823997][ T32] r10:8291a684 r9:ed6b5d84 r8:00000002 r7:60000013 r6:ed6b5d8c r5:85af8c00 [ 1342.824023][ T32] r4:85af8c00 [ 1342.824069][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.824123][ T32] r5:85af8c00 r4:8291a680 [ 1342.824146][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.824192][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.824242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6b5e08 [ 1342.824268][ T32] r4:00000000 [ 1342.824314][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.824358][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.824422][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.824498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598bc80 [ 1342.824526][ T32] r4:00000000 [ 1342.824549][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.824626][ T32] r9:83018005 r8:85af8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2fb000 [ 1342.824654][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.824755][ T32] r5:00001000 r4:ed6ab000 [ 1342.824781][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.824852][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.824908][ T32] r5:85bbfb8c r4:85bbf800 [ 1342.824956][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.825017][ T32] r7:dddced80 r6:83018000 r5:85bbfb8c r4:85a36a80 [ 1342.825042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.833522][ T32] r10:61c88647 r9:85af8c00 r8:85a36aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.833571][ T32] r4:85a36a80 [ 1342.833597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.833672][ T32] r10:00000000 r9:85a36a80 r8:80287e08 r7:ed699e60 r6:85992480 r5:85af8c00 [ 1342.833698][ T32] r4:00000001 [ 1342.833769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.833845][ T32] Exception stack(0xed6b5fb0 to 0xed6b5ff8) [ 1342.833889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.833956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.834038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.834083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.834109][ T32] r4:8598b7c0 [ 1342.834296][ T32] INFO: task kworker/0:720:6998 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.834333][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1342.834668][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1342.834803][ T32] r4:00000000 [ 1342.834826][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.834874][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.834913][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.834947][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.834976][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.835003][ T32] r5:80090113 r4:80239bb0 [ 1342.835027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.835145][ T32] r4:82ac21e4 [ 1342.835172][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.835249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.835278][ T32] r4:df9dddc0 [ 1342.835302][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.835352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.839775][ T32] r4:00000000 [ 1342.839863][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.839956][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.839987][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.840066][ T32] r5:00001000 r4:dffe3000 [ 1342.840093][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.840155][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.840232][ T32] r5:8529a38c r4:8529a000 [ 1342.840259][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.840331][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.840359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.840414][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1342.840718][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1342.841023][ T32] INFO: task kworker/0:721:7001 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.841452][ T32] r4:85afa400 ** 4 printk messages dropped ** [ 1342.841690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6c5e08 ** 2 printk messages dropped ** [ 1342.841851][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.841901][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.841977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598bdc0 [ 1342.842031][ T32] r4:00000000 [ 1342.842082][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.842168][ T32] r9:83018005 r8:85afa400 r7:00000000 r6:83018000 r5:00001000 r4:7f2fd000 [ 1342.842223][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.842276][ T32] r5:00001000 r4:ed6b1000 [ 1342.842348][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.842421][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.842489][ T32] r5:85bc438c r4:85bc4000 [ 1342.842515][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.842568][ T32] r7:dddced80 r6:83018000 r5:85bc438c r4:85a36b00 [ 1342.842614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.842673][ T32] r10:61c88647 r9:85afa400 r8:85a36b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.842722][ T32] r4:85a36b00 [ 1342.842749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.842802][ T32] r10:00000000 r9:85a36b00 r8:80287e08 r7:ed699e60 r6:85992500 r5:85afa400 [ 1342.842827][ T32] r4:00000001 [ 1342.842847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.842887][ T32] Exception stack(0xed6c5fb0 to 0xed6c5ff8) [ 1342.842924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.842981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.843015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.843078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.843175][ T32] r4:8598bd40 [ 1342.843377][ T32] INFO: task kworker/0:721:7001 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 1 printk messages dropped ** [ 1342.843478][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.843923][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 6 printk messages dropped ** [ 1342.844162][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1342.844383][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.844821][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1342.844999][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1342.854306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1342.854790][ T32] r4:85af9800 [ 1342.854839][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.854905][ T32] r5:85af9800 r4:8291a680 [ 1342.854931][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.855000][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.855131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6d5e08 [ 1342.860145][ T32] r4:00000000 [ 1342.860198][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.860258][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.860302][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.860352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8598bf00 [ 1342.860378][ T32] r4:00000000 [ 1342.860399][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.860477][ T32] r9:83018005 r8:85af9800 r7:00000000 r6:83018000 r5:00001000 r4:7f2ff000 [ 1342.860542][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.860598][ T32] r5:00001000 r4:ed6c7000 [ 1342.860620][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.860665][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.860713][ T32] r5:85bc4b8c r4:85bc4800 [ 1342.860735][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.860789][ T32] r7:dddced80 r6:83018000 r5:85bc4b8c r4:85a36b80 [ 1342.860813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.860867][ T32] r10:61c88647 r9:85af9800 r8:85a36bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.860893][ T32] r4:85a36b80 [ 1342.860922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.860976][ T32] r10:00000000 r9:85a36b80 r8:80287e08 r7:ed699e60 r6:85992580 r5:85af9800 [ 1342.861001][ T32] r4:00000001 [ 1342.861049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.861097][ T32] Exception stack(0xed6d5fb0 to 0xed6d5ff8) [ 1342.861130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.861164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.861704][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.862110][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 3 printk messages dropped ** [ 1342.862229][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.862279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.862335][ T32] r4:df9dddc0 [ 1342.862386][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.862450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.862476][ T32] r4:00000000 [ 1342.862522][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.862584][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.862608][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.862655][ T32] r5:00001000 r4:dffe3000 [ 1342.862679][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.862746][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.862827][ T32] r5:8529a38c r4:8529a000 [ 1342.862853][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.862936][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.862995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.863072][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.863106][ T32] r4:849f1580 [ 1342.863150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.863208][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.863233][ T32] r4:00000001 [ 1342.863265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.863309][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.863340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.863398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.863435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.863471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.863497][ T32] r4:8334b7c0 [ 1342.863520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.863698][ T32] task:kworker/0:723 state:D stack:0 pid:7005 tgid:7005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.864176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6e1e08 ** 8 printk messages dropped ** [ 1342.864569][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.864765][ T32] r5:85bc538c r4:85bc5000 [ 1342.864804][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.864886][ T32] r7:dddced80 r6:83018000 r5:85bc538c r4:85a36c00 [ 1342.864931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.865013][ T32] r10:61c88647 r9:85afbc00 r8:85a36c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.865105][ T32] r4:85a36c00 [ 1342.872724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.872841][ T32] r10:00000000 r9:85a36c00 r8:80287e08 r7:ed699e60 r6:85992600 r5:85afbc00 [ 1342.872871][ T32] r4:00000001 [ 1342.872914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.872972][ T32] Exception stack(0xed6e1fb0 to 0xed6e1ff8) [ 1342.873009][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.873046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.873079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.873142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.873182][ T32] r4:8598bfc0 [ 1342.873387][ T32] INFO: task kworker/0:723:7005 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.873456][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.873536][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.873624][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.873749][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1342.874176][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.874445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1342.874891][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.882037][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1342.882389][ T32] INFO: task kworker/0:724:7007 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.882840][ T32] r4:85af8000 ** 4 printk messages dropped ** [ 1342.883049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6f5e08 ** 8 printk messages dropped ** [ 1342.883570][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.883906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.884179][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1342.884306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.884343][ T32] r4:85b1b300 [ 1342.884529][ T32] INFO: task kworker/0:724:7007 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.884565][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.884655][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.884729][ T32] Call trace: [ 1342.884761][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.884819][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.884844][ T32] r4:00000000 [ 1342.884865][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.884914][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.884946][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.884982][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.885037][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.885141][ T32] r5:80090113 r4:80239bb0 [ 1342.892114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.892199][ T32] r4:82ac21e4 [ 1342.892223][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.892275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.892302][ T32] r4:df9dddc0 [ 1342.892350][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.892432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.892468][ T32] r4:00000000 [ 1342.892516][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.892583][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.892607][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.892657][ T32] r5:00001000 r4:dffe3000 [ 1342.892704][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.892786][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.892840][ T32] r5:8529a38c r4:8529a000 [ 1342.892916][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.892981][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.893005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.893059][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.893129][ T32] r4:849f1580 [ 1342.893157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.893211][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.893239][ T32] r4:00000001 [ 1342.893260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.893335][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.893379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.893413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.893467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.893504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.893544][ T32] r4:8334b7c0 [ 1342.893589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.893650][ T32] INFO: task kworker/0:725:7009 blocked for more than 469 seconds. [ 1342.893715][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 1 printk messages dropped ** [ 1342.893776][ T32] task:kworker/0:725 state:D stack:0 pid:7009 tgid:7009 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.894391][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.894572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1b440 ** 7 printk messages dropped ** [ 1342.894888][ T32] r5:85bc5f8c r4:85bc5c00 ** 3 printk messages dropped ** [ 1342.895059][ T32] r10:61c88647 r9:85afc800 r8:85a36d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.902189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.902756][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.903201][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1342.903654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1342.904213][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.904496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.904858][ T32] task:kworker/0:726 state:D stack:0 pid:7011 tgid:7011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.912410][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.912927][ T32] r5:00001000 r4:ed71b000 ** 3 printk messages dropped ** [ 1342.913088][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.913144][ T32] r7:dddced80 r6:83018000 r5:85bc678c r4:85a36d80 [ 1342.913170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.913224][ T32] r10:61c88647 r9:85afe000 r8:85a36dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.913275][ T32] r4:85a36d80 [ 1342.913328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.913389][ T32] r10:00000000 r9:85a36d80 r8:80287e08 r7:ed705e60 r6:85992780 r5:85afe000 [ 1342.913415][ T32] r4:00000001 [ 1342.913438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.913489][ T32] Exception stack(0xed711fb0 to 0xed711ff8) [ 1342.913526][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.913560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.913615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.913656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.913683][ T32] r4:85b1b2c0 [ 1342.913878][ T32] INFO: task kworker/0:726:7011 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.913921][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.914002][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.914078][ T32] Call trace: [ 1342.914153][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.914242][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.914273][ T32] r4:00000000 [ 1342.914319][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.914369][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.914402][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.914435][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.914465][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.914494][ T32] r5:80090113 r4:80239bb0 [ 1342.914517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.914564][ T32] r4:82ac21e4 [ 1342.914621][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.914701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.914736][ T32] r4:df9dddc0 [ 1342.914759][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.914832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.914887][ T32] r4:00000000 [ 1342.914919][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.914973][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.914996][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.915060][ T32] r5:00001000 r4:dffe3000 [ 1342.915083][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.922764][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.922992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.923530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.924059][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.924469][ T32] r5:85afec00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.924629][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.924765][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.930163][ T32] r5:85bc638c r4:85bc6000 ** 1 printk messages dropped ** [ 1342.930245][ T32] r7:dddced80 r6:83018000 r5:85bc638c r4:85a36e00 ** 4 printk messages dropped ** [ 1342.930517][ T32] r10:00000000 r9:85a36e00 r8:80287e08 r7:ed711e60 r6:85992800 r5:85afec00 ** 8 printk messages dropped ** [ 1342.931011][ T32] INFO: task kworker/0:727:7013 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 7 printk messages dropped ** [ 1342.931492][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1342.931743][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.932006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1342.932567][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.933033][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.933500][ T32] task:kworker/0:728 state:D stack:0 pid:7018 tgid:7018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.934135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed729e08 ** 9 printk messages dropped ** [ 1342.934544][ T32] r5:00001000 r4:df96d000 ** 3 printk messages dropped ** [ 1342.934695][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.947311][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.947870][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.948141][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1342.948416][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.948491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.948545][ T32] r4:df9dddc0 [ 1342.948624][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.948709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.948769][ T32] r4:00000000 [ 1342.948797][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.948907][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.948938][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.948990][ T32] r5:00001000 r4:dffe3000 [ 1342.949013][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.949111][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.949170][ T32] r5:8529a38c r4:8529a000 [ 1342.949208][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.949296][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1342.949351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.949420][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.949449][ T32] r4:849f1580 [ 1342.949472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.949541][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1342.949577][ T32] r4:00000001 [ 1342.949601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.949702][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1342.949746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.949780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.949810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.949846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.949928][ T32] r4:8334b7c0 [ 1342.949976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.950033][ T32] INFO: task kworker/0:729:7019 blocked for more than 469 seconds. [ 1342.950101][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.950134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.950161][ T32] task:kworker/0:729 state:D stack:0 pid:7019 tgid:7019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.950217][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.950265][ T32] Call trace: [ 1342.950320][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.950417][ T32] r10:8291a684 r9:ed731d84 r8:00000002 r7:60000013 r6:ed731d8c r5:85bf8000 [ 1342.950471][ T32] r4:85bf8000 [ 1342.950498][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.950574][ T32] r5:85bf8000 r4:8291a680 [ 1342.950648][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.950698][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.950749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed731e08 [ 1342.950775][ T32] r4:00000000 [ 1342.950796][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.950836][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.950876][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.950932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987e40 [ 1342.950957][ T32] r4:00000000 [ 1342.950979][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.951063][ T32] r9:83018005 r8:85bf8000 r7:00000000 r6:83018000 r5:00001000 r4:7f345000 [ 1342.951102][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.951168][ T32] r5:00001000 r4:ed2cb000 [ 1342.951194][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.951245][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.951323][ T32] r5:85bc8f8c r4:85bc8c00 [ 1342.951349][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.951413][ T32] r7:dddced80 r6:83018000 r5:85bc8f8c r4:85a36f00 [ 1342.951441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.951497][ T32] r10:61c88647 r9:85bf8000 r8:85a36f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.951547][ T32] r4:85a36f00 [ 1342.951573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.951625][ T32] r10:00000000 r9:85a36f00 r8:80287e08 r7:ed729e60 r6:85992900 r5:85bf8000 [ 1342.951675][ T32] r4:00000001 [ 1342.951700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.951742][ T32] Exception stack(0xed731fb0 to 0xed731ff8) [ 1342.951821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.951859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.951965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.952006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.952055][ T32] r4:85b1b500 [ 1342.952152][ T32] INFO: task kworker/0:729:7019 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.952187][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.952248][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.952293][ T32] Call trace: [ 1342.952325][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.952381][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.952407][ T32] r4:00000000 [ 1342.952455][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.952539][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.952577][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.952636][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.952670][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.952700][ T32] r5:80090113 r4:80239bb0 ** 1 printk messages dropped ** [ 1342.952771][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.953053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1342.953658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.954033][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1342.954354][ T32] INFO: task kworker/0:730:7021 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.954965][ T32] r5:85bf8c00 r4:8291a680 ** 2 printk messages dropped ** [ 1342.964407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed735e08 ** 9 printk messages dropped ** [ 1342.964950][ T32] r5:00001000 r4:ed49d000 ** 3 printk messages dropped ** [ 1342.965748][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.966073][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.966314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1342.967102][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.967340][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1342.967684][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1342.967920][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1342.968482][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 5 printk messages dropped ** [ 1342.968688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.969093][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.969569][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.969620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed739e08 [ 1342.969655][ T32] r4:00000000 [ 1342.969681][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.969721][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.969761][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.969809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859873c0 [ 1342.969833][ T32] r4:00000000 [ 1342.969856][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.969957][ T32] r9:83018005 r8:85bf9800 r7:00000000 r6:83018000 r5:00001000 r4:7f307000 [ 1342.970062][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.970115][ T32] r5:00001000 r4:ec673000 [ 1342.970137][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.970182][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.970230][ T32] r5:85bc7b8c r4:85bc7800 [ 1342.970276][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.970332][ T32] r7:dddced80 r6:83018000 r5:85bc7b8c r4:85b31000 [ 1342.970355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.970409][ T32] r10:61c88647 r9:85bf9800 r8:85b3102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.970475][ T32] r4:85b31000 [ 1342.970501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.970579][ T32] r10:00000000 r9:85b31000 r8:80287e08 r7:ed731e60 r6:85992a00 r5:85bf9800 [ 1342.970607][ T32] r4:00000001 [ 1342.970629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.970669][ T32] Exception stack(0xed739fb0 to 0xed739ff8) [ 1342.970699][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.970733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.970784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.970829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.970855][ T32] r4:85b1b980 [ 1342.970944][ T32] INFO: task kworker/0:731:7042 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1342.970979][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.971151][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.971231][ T32] Call trace: [ 1342.971294][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.971356][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1342.971385][ T32] r4:00000000 [ 1342.971407][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.971456][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1342.971515][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1342.971583][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1342.971617][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1342.971645][ T32] r5:80090113 r4:80239bb0 [ 1342.971669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.971717][ T32] r4:82ac21e4 [ 1342.971764][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.971845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1342.971874][ T32] r4:df9dddc0 [ 1342.971896][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.971986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1342.972015][ T32] r4:00000000 [ 1342.972061][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.972120][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.972169][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.972365][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.972847][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.973113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.973454][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.973814][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.974227][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.974592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.995953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.996369][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.996821][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1342.997074][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1342.997370][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.997884][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1342.998160][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1342.998438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1342.998565][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1342.998642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.998723][ T32] task:kworker/0:733 state:D stack:0 pid:7088 tgid:7088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.998834][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.998903][ T32] Call trace: [ 1342.998958][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1342.999015][ T32] r10:8291a684 r9:ed761d84 r8:00000002 r7:60000013 r6:ed761d8c r5:85bfa400 [ 1342.999084][ T32] r4:85bfa400 [ 1342.999136][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1342.999195][ T32] r5:85bfa400 r4:8291a680 [ 1342.999220][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.999288][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.999343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed761e08 [ 1342.999463][ T32] r4:00000000 [ 1342.999489][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1342.999529][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1342.999569][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1342.999624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859875c0 [ 1342.999684][ T32] r4:00000000 [ 1342.999717][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1342.999771][ T32] r9:83018005 r8:85bfa400 r7:00000000 r6:83018000 r5:00001000 r4:7f30b000 [ 1342.999809][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.999860][ T32] r5:00001000 r4:ecf51000 [ 1342.999912][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1342.999961][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.000033][ T32] r5:85bc6b8c r4:85bc6800 [ 1343.000064][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.000146][ T32] r7:dddced80 r6:83018000 r5:85bc6b8c r4:85b31280 [ 1343.000178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.000234][ T32] r10:61c88647 r9:85bfa400 r8:85b312ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.000262][ T32] r4:85b31280 [ 1343.000283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.000360][ T32] r10:00000000 r9:85b31280 r8:80287e08 r7:ed731e60 r6:85992b00 r5:85bfa400 [ 1343.000392][ T32] r4:00000001 [ 1343.000468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.000513][ T32] Exception stack(0xed761fb0 to 0xed761ff8) [ 1343.000544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.000577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.000606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.000640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.000665][ T32] r4:85987540 [ 1343.000740][ T32] INFO: task kworker/0:733:7088 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.000781][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.000869][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.000929][ T32] Call trace: [ 1343.000983][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.001086][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.001152][ T32] r4:00000000 [ 1343.001178][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.001227][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.001260][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.001293][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.001323][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.001350][ T32] r5:80090113 r4:80239bb0 [ 1343.001372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.001472][ T32] r4:82ac21e4 [ 1343.001527][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.001583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.001608][ T32] r4:df9dddc0 ** 1 printk messages dropped ** [ 1343.001748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.002163][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.002399][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.002646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.003112][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.003569][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.004086][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.004400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.004883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.021912][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.021982][ T32] Call trace: [ 1343.022041][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.022111][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.022173][ T32] r4:00000000 [ 1343.022207][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.022255][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.022301][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.022363][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.022421][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.022457][ T32] r5:80090113 r4:80239bb0 [ 1343.022480][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.022529][ T32] r4:82ac21e4 [ 1343.022552][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.022602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.022725][ T32] r4:df9dddc0 [ 1343.022777][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.022872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.022923][ T32] r4:00000000 [ 1343.022948][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.023006][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.023051][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.023147][ T32] r5:00001000 r4:dffe3000 [ 1343.023198][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.023249][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.023350][ T32] r5:8529a38c r4:8529a000 [ 1343.023381][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.023438][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.023462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.023539][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.023568][ T32] r4:849f1580 [ 1343.023634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.023693][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.023746][ T32] r4:00000001 [ 1343.023795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.023845][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.023881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.023923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.023954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.023990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.024038][ T32] r4:8334b7c0 [ 1343.024068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.024100][ T32] INFO: task kworker/0:735:7092 blocked for more than 469 seconds. [ 1343.024136][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.024190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.024217][ T32] task:kworker/0:735 state:D stack:0 pid:7092 tgid:7092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.024293][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.024341][ T32] Call trace: [ 1343.024452][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.024515][ T32] r10:8291a684 r9:ed771d84 r8:00000002 r7:60000013 r6:ed771d8c r5:85bfe000 [ 1343.024565][ T32] r4:85bfe000 [ 1343.024618][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.024694][ T32] r5:85bfe000 r4:8291a680 [ 1343.024721][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.024770][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.024822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed771e08 [ 1343.024879][ T32] r4:00000000 [ 1343.024909][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1343.025023][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.031973][ T32] r5:85bc738c r4:85bc7000 ** 3 printk messages dropped ** [ 1343.032204][ T32] r10:61c88647 r9:85bfe000 r8:85b311ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.032584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.033264][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1343.033882][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.034444][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.035071][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1343.043182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.043978][ T32] r5:85bfb000 r4:8291a680 [ 1343.044006][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.044064][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.044143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed779e08 [ 1343.044179][ T32] r4:00000000 [ 1343.044277][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.044379][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.044530][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.044583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859879c0 [ 1343.044608][ T32] r4:00000000 [ 1343.044655][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.044714][ T32] r9:83018005 r8:85bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f33d000 [ 1343.044763][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.044835][ T32] r5:00001000 r4:ed123000 [ 1343.044905][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.044991][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.045045][ T32] r5:85bbef8c r4:85bbec00 [ 1343.045088][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.051610][ T32] r7:dddced80 r6:83018000 r5:85bbef8c r4:85b31200 [ 1343.051674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.051753][ T32] r10:61c88647 r9:85bfb000 r8:85b3122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.051786][ T32] r4:85b31200 [ 1343.051836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.051902][ T32] r10:00000000 r9:85b31200 r8:80287e08 r7:ed731e60 r6:85992c80 r5:85bfb000 [ 1343.051929][ T32] r4:00000001 [ 1343.051951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.051994][ T32] Exception stack(0xed779fb0 to 0xed779ff8) [ 1343.052027][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.052060][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.052090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.052124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.052173][ T32] r4:85987600 [ 1343.052414][ T32] INFO: task kworker/0:736:7094 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.052461][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.052554][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.052612][ T32] Call trace: [ 1343.052726][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.052815][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.052847][ T32] r4:00000000 [ 1343.052869][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.052921][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.052953][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.052986][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.053014][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.053042][ T32] r5:80090113 r4:80239bb0 [ 1343.053078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.053164][ T32] r4:82ac21e4 [ 1343.053196][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.053247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.053271][ T32] r4:df9dddc0 [ 1343.053293][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.053557][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.054200][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1343.054512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.054873][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.062641][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.062964][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.063406][ T32] r5:84792b8c r4:84792800 ** 3 printk messages dropped ** [ 1343.063613][ T32] r10:61c88647 r9:85bfec00 r8:85b3132c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.063949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.064592][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1343.065067][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.072087][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.072562][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1343.072831][ T32] r4:8334b7c0 [ 1343.072882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.072932][ T32] INFO: task kworker/0:738:7098 blocked for more than 469 seconds. [ 1343.072996][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.073039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.073068][ T32] task:kworker/0:738 state:D stack:0 pid:7098 tgid:7098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.073133][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.073210][ T32] Call trace: [ 1343.073277][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.073346][ T32] r10:8291a684 r9:ed789d84 r8:00000002 r7:60000013 r6:ed789d8c r5:85af4800 [ 1343.073374][ T32] r4:85af4800 [ 1343.073397][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.073452][ T32] r5:85af4800 r4:8291a680 [ 1343.073476][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.073523][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.073576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed789e08 [ 1343.073624][ T32] r4:00000000 [ 1343.073651][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.073691][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.073733][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.073780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987c00 [ 1343.073806][ T32] r4:00000000 [ 1343.073929][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.073986][ T32] r9:83018005 r8:85af4800 r7:00000000 r6:83018000 r5:00001000 r4:7f341000 [ 1343.074011][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.074060][ T32] r5:00001000 r4:ed229000 [ 1343.074093][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.074166][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.074224][ T32] r5:85bc838c r4:85bc8000 [ 1343.074269][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.074338][ T32] r7:dddced80 r6:83018000 r5:85bc838c r4:85b31380 [ 1343.074362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.074417][ T32] r10:61c88647 r9:85af4800 r8:85b313ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.074443][ T32] r4:85b31380 [ 1343.074465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.074518][ T32] r10:00000000 r9:85b31380 r8:80287e08 r7:ed731e60 r6:85992d80 r5:85af4800 [ 1343.074594][ T32] r4:00000001 [ 1343.074666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.074761][ T32] Exception stack(0xed789fb0 to 0xed789ff8) [ 1343.074890][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.074935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.075015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.075090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.075121][ T32] r4:85987a80 [ 1343.082645][ T32] INFO: task kworker/0:738:7098 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 5 printk messages dropped ** [ 1343.083196][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.083472][ T32] r5:80090113 r4:80239bb0 ** 3 printk messages dropped ** [ 1343.083617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 11 printk messages dropped ** [ 1343.084214][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.084658][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1343.084835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.091702][ T32] r4:85afb000 ** 4 printk messages dropped ** [ 1343.091986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed78de08 ** 10 printk messages dropped ** [ 1343.092365][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.092795][ T32] r10:61c88647 r9:85afb000 r8:85b3142c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.093243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.093914][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.094131][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1343.094456][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1343.094722][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.102878][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1343.103081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.103289][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1343.103572][ T32] r4:85c00c00 ** 4 printk messages dropped ** [ 1343.103847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed795e08 ** 8 printk messages dropped ** [ 1343.104286][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.104342][ T32] r5:00001000 r4:ed30d000 [ 1343.104396][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.104454][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.104536][ T32] r5:85bc9b8c r4:85bc9800 [ 1343.104611][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.104669][ T32] r7:dddced80 r6:83018000 r5:85bc9b8c r4:85b31480 [ 1343.104739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.104845][ T32] r10:61c88647 r9:85c00c00 r8:85b314ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.104874][ T32] r4:85b31480 [ 1343.104902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.104957][ T32] r10:00000000 r9:85b31480 r8:80287e08 r7:ed731e60 r6:85992e80 r5:85c00c00 [ 1343.105094][ T32] r4:00000001 [ 1343.112084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.112170][ T32] Exception stack(0xed795fb0 to 0xed795ff8) [ 1343.112244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.112283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.112335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.112380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.112409][ T32] r4:85987e00 [ 1343.112612][ T32] INFO: task kworker/0:740:7103 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.112665][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.112753][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.112821][ T32] Call trace: [ 1343.112965][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.113057][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.113091][ T32] r4:00000000 [ 1343.113120][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.113176][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.113235][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.113276][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.113306][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.113334][ T32] r5:80090113 r4:80239bb0 [ 1343.113356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.113406][ T32] r4:82ac21e4 [ 1343.113428][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.113477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.113501][ T32] r4:df9dddc0 [ 1343.113548][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.113606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.113656][ T32] r4:00000000 [ 1343.113731][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.113792][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.113817][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.113865][ T32] r5:00001000 r4:dffe3000 [ 1343.113915][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.114015][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.114068][ T32] r5:8529a38c r4:8529a000 [ 1343.114123][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.114193][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.114218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.114274][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.114299][ T32] r4:849f1580 [ 1343.114321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.114390][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.114418][ T32] r4:00000001 [ 1343.114440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.114481][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.114511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.114543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.114573][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.114607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.114631][ T32] r4:8334b7c0 [ 1343.114654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.114771][ T32] INFO: task kworker/0:741:7104 blocked for more than 469 seconds. [ 1343.114909][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.114944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.114991][ T32] task:kworker/0:741 state:D stack:0 pid:7104 tgid:7104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.120286][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.120424][ T32] Call trace: [ 1343.120556][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.120636][ T32] r10:8291a684 r9:ed799d84 r8:00000002 r7:60000113 r6:ed799d8c r5:85c01800 [ 1343.120688][ T32] r4:85c01800 [ 1343.120742][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.120803][ T32] r5:85c01800 r4:8291a680 [ 1343.120827][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.120917][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.120981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed799e08 [ 1343.121008][ T32] r4:00000000 [ 1343.121030][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.121070][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.121147][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.121201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85987f80 [ 1343.121239][ T32] r4:00000000 [ 1343.121264][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.121350][ T32] r9:83018005 r8:85c01800 r7:00000000 r6:83018000 r5:00001000 r4:7f347000 [ 1343.121378][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.121432][ T32] r5:00001000 r4:ed2ef000 ** 2 printk messages dropped ** [ 1343.121589][ T32] r5:85bc878c r4:85bc8400 ** 2 printk messages dropped ** [ 1343.121728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.122128][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.122638][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.122970][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1343.123371][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.123916][ T32] r5:8529a38c r4:8529a000 ** 4 printk messages dropped ** [ 1343.124175][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1343.124386][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1343.124573][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1343.124826][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.125040][ T32] r4:85b4e000 ** 4 printk messages dropped ** [ 1343.137697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed709e08 ** 5 printk messages dropped ** [ 1343.137928][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.138204][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.138488][ T32] r4:85b31580 ** 6 printk messages dropped ** [ 1343.138835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.139485][ T32] Call trace: [ 1343.139547][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.139632][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.139698][ T32] r4:00000000 [ 1343.139731][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.139806][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.139847][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.139882][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.139940][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.139987][ T32] r5:80090113 r4:80239bb0 [ 1343.140017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.140069][ T32] r4:82ac21e4 [ 1343.140093][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.140151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.140197][ T32] r4:df9dddc0 [ 1343.140245][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.140297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.140328][ T32] r4:00000000 [ 1343.140353][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.140405][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.140428][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.140475][ T32] r5:00001000 r4:dffe3000 [ 1343.140496][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.140565][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.140620][ T32] r5:8529a38c r4:8529a000 [ 1343.140642][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.140699][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.140725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.140779][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.140804][ T32] r4:849f1580 [ 1343.140826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.140918][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.140948][ T32] r4:00000001 [ 1343.140975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.141021][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.141052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.141083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.141115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.141158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.141187][ T32] r4:8334b7c0 [ 1343.141232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.141283][ T32] INFO: task kworker/0:743:7108 blocked for more than 469 seconds. [ 1343.141334][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.141365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.141411][ T32] task:kworker/0:743 state:D stack:0 pid:7108 tgid:7108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.141486][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.141623][ T32] Call trace: [ 1343.141656][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.141711][ T32] r10:8291a684 r9:ed7a1d84 r8:00000002 r7:60000113 r6:ed7a1d8c r5:85b4ec00 [ 1343.141737][ T32] r4:85b4ec00 [ 1343.141791][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.141851][ T32] r5:85b4ec00 r4:8291a680 [ 1343.141876][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.141925][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.141974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a1e08 ** 5 printk messages dropped ** [ 1343.142185][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.142466][ T32] r5:85bc978c r4:85bc9400 [ 1343.142494][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.142839][ T32] r10:00000000 r9:85b31680 r8:80287e08 r7:ed709e60 r6:85b31700 r5:85b4ec00 ** 9 printk messages dropped ** [ 1343.143376][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.143803][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1343.144194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1343.144551][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1343.144849][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1343.154637][ T32] INFO: task kworker/0:744:7112 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.155743][ T32] r5:85bfbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1343.156031][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1343.156391][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.156448][ T32] r5:00001000 r4:ed3b7000 [ 1343.156472][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.156566][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.156629][ T32] r5:85bcab8c r4:85bca800 [ 1343.156660][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.156718][ T32] r7:dddced80 r6:83018000 r5:85bcab8c r4:85b31780 [ 1343.156741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.156823][ T32] r10:61c88647 r9:85bfbc00 r8:85b317ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.156859][ T32] r4:85b31780 [ 1343.156896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.156976][ T32] r10:00000000 r9:85b31780 r8:80287e08 r7:ed7a1e60 r6:85b31800 r5:85bfbc00 [ 1343.157048][ T32] r4:00000001 [ 1343.157081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.157139][ T32] Exception stack(0xed7a5fb0 to 0xed7a5ff8) [ 1343.157175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.157250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.157292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.157327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.157369][ T32] r4:85b29200 [ 1343.157589][ T32] INFO: task kworker/0:744:7112 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.157655][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.157755][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.157843][ T32] Call trace: [ 1343.157891][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.157956][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.157982][ T32] r4:00000000 [ 1343.158044][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.158131][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.158171][ T32] dd20: 81831000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.158205][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.158233][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.158272][ T32] r5:80090113 r4:80239bb0 [ 1343.158294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.158342][ T32] r4:82ac21e4 [ 1343.158408][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.158478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.158506][ T32] r4:df9dddc0 [ 1343.158570][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.158631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.158657][ T32] r4:00000000 [ 1343.158681][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.158734][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.158758][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.158851][ T32] r5:00001000 r4:dffe3000 [ 1343.158898][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.158977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.159030][ T32] r5:8529a38c r4:8529a000 [ 1343.159116][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.159185][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.159219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.159276][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.159300][ T32] r4:849f1580 [ 1343.159322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.159381][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.159407][ T32] r4:00000001 [ 1343.159453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.159532][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.159670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.159746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.159782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.159936][ T32] INFO: task kworker/0:745:7114 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.160440][ T32] r4:854be000 ** 4 printk messages dropped ** [ 1343.160701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a9e08 ** 7 printk messages dropped ** [ 1343.161102][ T32] r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7f351000 ** 7 printk messages dropped ** [ 1343.161595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.161982][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.162450][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.162706][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1343.162997][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.163099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.163143][ T32] r4:df9dddc0 [ 1343.163194][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.163251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.163354][ T32] r4:00000000 [ 1343.163421][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.163501][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.163539][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.163591][ T32] r5:00001000 r4:dffe3000 [ 1343.163636][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.163688][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.163736][ T32] r5:8529a38c r4:8529a000 [ 1343.163758][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.163830][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.163859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.163977][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.164017][ T32] r4:849f1580 [ 1343.164040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.164113][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.164188][ T32] r4:00000001 [ 1343.164216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.164260][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.164290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.164351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.164407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.164451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.164485][ T32] r4:8334b7c0 [ 1343.164510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.164538][ T32] INFO: task kworker/0:746:7116 blocked for more than 469 seconds. [ 1343.164589][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.164625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.164647][ T32] task:kworker/0:746 state:D stack:0 pid:7116 tgid:7116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.164698][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.164742][ T32] Call trace: [ 1343.164773][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.164849][ T32] r10:8291a684 r9:ed7b5d84 r8:00000002 r7:60000013 r6:ed7b5d8c r5:85c00000 [ 1343.164894][ T32] r4:85c00000 [ 1343.164917][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.164967][ T32] r5:85c00000 r4:8291a680 [ 1343.164988][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.165031][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.182037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b5e08 [ 1343.182130][ T32] r4:00000000 [ 1343.182165][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.182254][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.182306][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.182384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b296c0 [ 1343.182423][ T32] r4:00000000 [ 1343.182467][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.182558][ T32] r9:83018005 r8:85c00000 r7:00000000 r6:83018000 r5:00001000 r4:7f355000 [ 1343.182597][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.182670][ T32] r5:00001000 r4:ed3d5000 [ 1343.182697][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.182744][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.182813][ T32] r5:85bcaf8c r4:85bcac00 [ 1343.182838][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.182904][ T32] r7:dddced80 r6:83018000 r5:85bcaf8c r4:85b31980 [ 1343.182950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.183009][ T32] r10:61c88647 r9:85c00000 r8:85b319ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.183069][ T32] r4:85b31980 [ 1343.183112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.183199][ T32] r10:00000000 r9:85b31980 r8:80287e08 r7:ed7a5e60 r6:85b1e000 r5:85c00000 [ 1343.183231][ T32] r4:00000001 [ 1343.183254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1343.183343][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.183741][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.184284][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 4 printk messages dropped ** [ 1343.184539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 2 printk messages dropped ** [ 1343.184661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.184685][ T32] r4:00000000 [ 1343.184714][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.184768][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.184791][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.184839][ T32] r5:00001000 r4:dffe3000 [ 1343.184871][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.184933][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.184992][ T32] r5:8529a38c r4:8529a000 [ 1343.185018][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.194800][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.198286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.198391][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.198420][ T32] r4:849f1580 [ 1343.198442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.198503][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.198528][ T32] r4:00000001 [ 1343.198549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.198591][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.198625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.198665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.198695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.198729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.198757][ T32] r4:8334b7c0 [ 1343.198792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.198828][ T32] INFO: task kworker/0:747:7118 blocked for more than 469 seconds. [ 1343.198864][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 1 printk messages dropped ** [ 1343.198932][ T32] task:kworker/0:747 state:D stack:0 pid:7118 tgid:7118 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.199592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7bde08 ** 9 printk messages dropped ** [ 1343.200046][ T32] r5:00001000 r4:ed43f000 ** 2 printk messages dropped ** [ 1343.200206][ T32] r5:85bcbf8c r4:85bcbc00 ** 3 printk messages dropped ** [ 1343.200407][ T32] r10:61c88647 r9:85c03c00 r8:85b31a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1343.200624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.200711][ T32] Exception stack(0xed7bdfb0 to 0xed7bdff8) [ 1343.200759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.200794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.200826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.200903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.200941][ T32] r4:85b29400 [ 1343.201146][ T32] INFO: task kworker/0:747:7118 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.201191][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.201291][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.201411][ T32] Call trace: [ 1343.201447][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.201516][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.201544][ T32] r4:00000000 [ 1343.201591][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.201647][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.201715][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.201769][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.201800][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.201850][ T32] r5:80090113 r4:80239bb0 [ 1343.201903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.201978][ T32] r4:82ac21e4 [ 1343.202012][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.202066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.202091][ T32] r4:df9dddc0 [ 1343.202113][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.202193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.202227][ T32] r4:00000000 [ 1343.202253][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.202311][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.202335][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.202383][ T32] r5:00001000 r4:dffe3000 [ 1343.202411][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.202482][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.202542][ T32] r5:8529a38c r4:8529a000 [ 1343.202592][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.202668][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.202708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.202769][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.202794][ T32] r4:849f1580 [ 1343.202816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.202880][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.202928][ T32] r4:00000001 [ 1343.202955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.203100][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.203148][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.203183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.203212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.203273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.203306][ T32] r4:8334b7c0 [ 1343.203337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.203383][ T32] INFO: task kworker/0:748:7119 blocked for more than 469 seconds. [ 1343.203418][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 2 printk messages dropped ** [ 1343.203569][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.204104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7c1e08 ** 7 printk messages dropped ** [ 1343.204533][ T32] r9:83018005 r8:85c02400 r7:00000000 r6:83018000 r5:00001000 r4:7f357000 ** 5 printk messages dropped ** [ 1343.204823][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1343.215253][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.216374][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.216650][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1343.217066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 8 printk messages dropped ** [ 1343.217522][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.217978][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1343.218255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.218281][ T32] r4:8334b7c0 [ 1343.218303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.218342][ T32] INFO: task kworker/0:749:7121 blocked for more than 469 seconds. [ 1343.218389][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.218419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.218442][ T32] task:kworker/0:749 state:D stack:0 pid:7121 tgid:7121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.218518][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.218569][ T32] Call trace: [ 1343.218630][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.218696][ T32] r10:8291a684 r9:ed7c9d84 r8:00000002 r7:60000113 r6:ed7c9d8c r5:85c03000 [ 1343.218724][ T32] r4:85c03000 [ 1343.218754][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.218812][ T32] r5:85c03000 r4:8291a680 [ 1343.218857][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.218922][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.218994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7c9e08 [ 1343.219030][ T32] r4:00000000 [ 1343.219106][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.219176][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.219228][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.219283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29400 [ 1343.219313][ T32] r4:00000000 [ 1343.219335][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.219419][ T32] r9:83018005 r8:85c03000 r7:00000000 r6:83018000 r5:00001000 r4:7f359000 [ 1343.219472][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.219536][ T32] r5:00001000 r4:ed40f000 [ 1343.219581][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.219652][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.219751][ T32] r5:85bca38c r4:85bca000 [ 1343.219800][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.219871][ T32] r7:dddced80 r6:83018000 r5:85bca38c r4:85b31b00 [ 1343.219938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.220005][ T32] r10:61c88647 r9:85c03000 r8:85b31b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1343.220286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.220343][ T32] Exception stack(0xed7c9fb0 to 0xed7c9ff8) [ 1343.220381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.220420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.220451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.220486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.220534][ T32] r4:85b29700 [ 1343.220641][ T32] INFO: task kworker/0:749:7121 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.220683][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.220745][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.220794][ T32] Call trace: [ 1343.220827][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.220918][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.220960][ T32] r4:00000000 [ 1343.221003][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.221071][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.221115][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.221152][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.221182][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 4 printk messages dropped ** [ 1343.221426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1343.222012][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1343.222576][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 10 printk messages dropped ** [ 1343.223074][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1343.223602][ T32] r5:84ab0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1343.223764][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.224015][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.224389][ T32] r5:85a5f78c r4:85a5f400 ** 2 printk messages dropped ** [ 1343.224521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.224960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.243510][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.243548][ T32] r4:00000000 [ 1343.243577][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.243672][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.243733][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.243792][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.243847][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.243923][ T32] r5:80090113 r4:80239bb0 [ 1343.243975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.244033][ T32] r4:82ac21e4 [ 1343.244057][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.244115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.244144][ T32] r4:df9dddc0 [ 1343.244166][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.244277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.244309][ T32] r4:00000000 [ 1343.244333][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.244418][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.244463][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.244521][ T32] r5:00001000 r4:dffe3000 [ 1343.244545][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.244608][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.244689][ T32] r5:8529a38c r4:8529a000 [ 1343.244722][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.244778][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.244811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.244897][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.244947][ T32] r4:849f1580 [ 1343.244978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.245033][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.245058][ T32] r4:00000001 [ 1343.245141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.252115][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.252209][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.252258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.252289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.252327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.252372][ T32] r4:8334b7c0 [ 1343.252416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.252474][ T32] INFO: task kworker/0:751:7126 blocked for more than 469 seconds. [ 1343.252517][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.252547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.252578][ T32] task:kworker/0:751 state:D stack:0 pid:7126 tgid:7126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.252702][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.252798][ T32] Call trace: [ 1343.252862][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.253172][ T32] r5:84ab1800 r4:8291a680 ** 5 printk messages dropped ** [ 1343.253424][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.253833][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.254076][ T32] r10:61c88647 r9:84ab1800 r8:85b31cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.254465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.260307][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 10 printk messages dropped ** [ 1343.260899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 8 printk messages dropped ** [ 1343.261239][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.261723][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1343.262097][ T32] INFO: task kworker/0:752:7129 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.262658][ T32] r5:84ab2400 r4:8291a680 ** 5 printk messages dropped ** [ 1343.262934][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.263442][ T32] r5:8443ff8c r4:8443fc00 [ 1343.263463][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.263542][ T32] r7:dddced80 r6:83018000 r5:8443ff8c r4:85b31d80 [ 1343.263593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.263662][ T32] r10:61c88647 r9:84ab2400 r8:85b31dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.263688][ T32] r4:85b31d80 [ 1343.263709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.263769][ T32] r10:00000000 r9:85b31d80 r8:80287e08 r7:ed7c5e60 r6:85b31e00 r5:84ab2400 [ 1343.263794][ T32] r4:00000001 [ 1343.263877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.263936][ T32] Exception stack(0xed7cdfb0 to 0xed7cdff8) [ 1343.263967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.264031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.264074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.264108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.264134][ T32] r4:85b29a00 [ 1343.264328][ T32] INFO: task kworker/0:752:7129 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.264367][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.264531][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.264587][ T32] Call trace: [ 1343.264662][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.264737][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.264805][ T32] r4:00000000 [ 1343.264858][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.264914][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.264963][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.265010][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.265096][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.275795][ T32] r5:80090113 r4:80239bb0 [ 1343.275851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.275939][ T32] r4:82ac21e4 [ 1343.276008][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.276066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.276113][ T32] r4:df9dddc0 [ 1343.276159][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.276214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.276261][ T32] r4:00000000 [ 1343.276287][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.276343][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 2 printk messages dropped ** [ 1343.276481][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.276859][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 8 printk messages dropped ** [ 1343.277197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.277669][ T32] r4:84ab3000 ** 4 printk messages dropped ** [ 1343.278000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7d5e08 ** 8 printk messages dropped ** [ 1343.278408][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.278787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.279228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.279968][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 9 printk messages dropped ** [ 1343.280516][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1343.280925][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.281485][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 8 printk messages dropped ** [ 1343.281905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.282489][ T32] r5:84ab3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1343.282747][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.283239][ T32] r5:85bcd78c r4:85bcd400 ** 3 printk messages dropped ** [ 1343.283435][ T32] r10:61c88647 r9:84ab3c00 r8:85b31fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1343.283862][ T32] r4:85b420c0 ** 3 printk messages dropped ** [ 1343.284170][ T32] Call trace: [ 1343.284211][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.284268][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.284319][ T32] r4:00000000 [ 1343.284344][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.284446][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.284483][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.284538][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.284595][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.284674][ T32] r5:80090113 r4:80239bb0 [ 1343.284715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.284789][ T32] r4:82ac21e4 [ 1343.284820][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.284872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.284951][ T32] r4:df9dddc0 [ 1343.285004][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.285057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.285094][ T32] r4:00000000 [ 1343.285119][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.300284][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.300357][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.300440][ T32] r5:00001000 r4:dffe3000 [ 1343.300473][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.300541][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.300601][ T32] r5:8529a38c r4:8529a000 [ 1343.300631][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.300689][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.300712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.300767][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.300791][ T32] r4:849f1580 [ 1343.300835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.300900][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.300926][ T32] r4:00000001 [ 1343.300950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.301010][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.301076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.301139][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.301189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.301244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.301376][ T32] r4:8334b7c0 [ 1343.301439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.301532][ T32] INFO: task kworker/0:755:7134 blocked for more than 469 seconds. [ 1343.301625][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.301659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.301704][ T32] task:kworker/0:755 state:D stack:0 pid:7134 tgid:7134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.301773][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.301908][ T32] Call trace: [ 1343.302064][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.302136][ T32] r10:8291a684 r9:ed7ddd84 r8:00000002 r7:60000013 r6:ed7ddd8c r5:84ab4800 [ 1343.302166][ T32] r4:84ab4800 [ 1343.302188][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.302258][ T32] r5:84ab4800 r4:8291a680 [ 1343.302291][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.302337][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.302386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7dde08 [ 1343.302411][ T32] r4:00000000 [ 1343.302476][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.302521][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.302565][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.302657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42040 [ 1343.302694][ T32] r4:00000000 [ 1343.302720][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.302796][ T32] r9:83018005 r8:84ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f365000 [ 1343.302853][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.302921][ T32] r5:00001000 r4:ed523000 [ 1343.302946][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.302990][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.303080][ T32] r5:85bcc78c r4:85bcc400 [ 1343.303143][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.303201][ T32] r7:dddced80 r6:83018000 r5:85bcc78c r4:85b11f80 [ 1343.303224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.303290][ T32] r10:61c88647 r9:84ab4800 r8:85b11fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.303318][ T32] r4:85b11f80 [ 1343.303339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.303412][ T32] r10:00000000 r9:85b11f80 r8:80287e08 r7:ed7d9e60 r6:85b43000 r5:84ab4800 [ 1343.303462][ T32] r4:00000001 [ 1343.303489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.303531][ T32] Exception stack(0xed7ddfb0 to 0xed7ddff8) [ 1343.303572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.303609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.303661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.303698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.303723][ T32] r4:85b42000 ** 1 printk messages dropped ** [ 1343.303964][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.304623][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.304718][ T32] r4:df9dddc0 ** 5 printk messages dropped ** [ 1343.304934][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.314207][ T32] r4:849f1580 ** 2 printk messages dropped ** [ 1343.314434][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.314635][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.314972][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.320532][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.321176][ T32] r5:00001000 r4:ed539000 ** 5 printk messages dropped ** [ 1343.321595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.322083][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.322698][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.323188][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 6 printk messages dropped ** [ 1343.323504][ T32] r4:df9dddc0 [ 1343.323543][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.323595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.323620][ T32] r4:00000000 [ 1343.323647][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.323778][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.323833][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.323889][ T32] r5:00001000 r4:dffe3000 [ 1343.323911][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.323954][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.324028][ T32] r5:8529a38c r4:8529a000 [ 1343.324074][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.324211][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.324257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.324319][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.324371][ T32] r4:849f1580 [ 1343.324460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.324549][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.324577][ T32] r4:00000001 [ 1343.324599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.324640][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.324669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.324703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.324732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.324766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.324791][ T32] r4:8334b7c0 [ 1343.324815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.324847][ T32] INFO: task kworker/0:757:7138 blocked for more than 469 seconds. [ 1343.324913][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.325026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.325175][ T32] task:kworker/0:757 state:D stack:0 pid:7138 tgid:7138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.333876][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.333956][ T32] Call trace: [ 1343.334063][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.334143][ T32] r10:8291a684 r9:ed7e5d84 r8:00000002 r7:60000113 r6:ed7e5d8c r5:84ab6c00 [ 1343.334172][ T32] r4:84ab6c00 [ 1343.334194][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.334269][ T32] r5:84ab6c00 r4:8291a680 [ 1343.334309][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.334390][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.334459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7e5e08 [ 1343.334500][ T32] r4:00000000 [ 1343.334545][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.334595][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.334639][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.334688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b424c0 [ 1343.334712][ T32] r4:00000000 [ 1343.334736][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.334845][ T32] r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f369000 [ 1343.334912][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.334990][ T32] r5:00001000 r4:ed55f000 ** 2 printk messages dropped ** [ 1343.342053][ T32] r5:85bcd38c r4:85bcd000 ** 3 printk messages dropped ** [ 1343.342274][ T32] r10:61c88647 r9:84ab6c00 r8:85b431ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.342652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.343308][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.343603][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1343.343951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1343.344514][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.344923][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.345233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.350906][ T32] task:kworker/0:758 state:D stack:0 pid:7140 tgid:7140 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.351439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7e9e08 ** 7 printk messages dropped ** [ 1343.351776][ T32] r9:83018005 r8:84ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f36b000 ** 7 printk messages dropped ** [ 1343.352263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.352365][ T32] r4:85b43280 [ 1343.352400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.352462][ T32] r10:00000000 r9:85b43280 r8:80287e08 r7:ed7d9e60 r6:85b43300 r5:84ab5400 [ 1343.352488][ T32] r4:00000001 [ 1343.352531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.352615][ T32] Exception stack(0xed7e9fb0 to 0xed7e9ff8) [ 1343.352650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.352693][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.352748][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.352814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.352868][ T32] r4:85b425c0 [ 1343.353107][ T32] INFO: task kworker/0:758:7140 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.353156][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.353239][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.353285][ T32] Call trace: [ 1343.353317][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.353374][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.353401][ T32] r4:00000000 [ 1343.353450][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.353501][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.353534][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.353588][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.353637][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.353667][ T32] r5:80090113 r4:80239bb0 [ 1343.353690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.353746][ T32] r4:82ac21e4 [ 1343.353772][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.353876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.353914][ T32] r4:df9dddc0 [ 1343.353959][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.354028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.354055][ T32] r4:00000000 [ 1343.354083][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.354172][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.354196][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.354244][ T32] r5:00001000 r4:dffe3000 [ 1343.354265][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.354309][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.354358][ T32] r5:8529a38c r4:8529a000 [ 1343.354378][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.354430][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.354466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.354526][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.354550][ T32] r4:849f1580 [ 1343.354581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.354678][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.354723][ T32] r4:00000001 [ 1343.354748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.354789][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.354839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.354876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.354916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.354950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.354991][ T32] r4:8334b7c0 [ 1343.355017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.355096][ T32] INFO: task kworker/0:759:7142 blocked for more than 469 seconds. [ 1343.364312][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.364429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.364498][ T32] task:kworker/0:759 state:D stack:0 pid:7142 tgid:7142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.364578][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.364644][ T32] Call trace: [ 1343.364679][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.364786][ T32] r10:8291a684 r9:ed7edd84 r8:00000002 r7:60000013 r6:ed7edd8c r5:847d8c00 [ 1343.364843][ T32] r4:847d8c00 [ 1343.364871][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.364936][ T32] r5:847d8c00 r4:8291a680 [ 1343.364978][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.365048][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.365568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7ede08 [ 1343.365607][ T32] r4:00000000 [ 1343.365630][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.365681][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.365730][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.366084][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.366371][ T32] r10:61c88647 r9:847d8c00 r8:85b433ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.366961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.367771][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.368073][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1343.368650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1343.369204][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.369505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.369959][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.370481][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.370870][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.371193][ T32] r5:85bce38c r4:85bce000 ** 3 printk messages dropped ** [ 1343.371433][ T32] r10:61c88647 r9:847d9800 r8:85b434ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.371866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.372287][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.372762][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1343.373106][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.373213][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.373261][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.373343][ T32] r5:00001000 r4:dffe3000 [ 1343.373373][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.373419][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.373487][ T32] r5:8529a38c r4:8529a000 [ 1343.373554][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.373653][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.373680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.373735][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.373761][ T32] r4:849f1580 [ 1343.373804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.373885][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.373916][ T32] r4:00000001 [ 1343.373957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.374068][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.374103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.374144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.374176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.374210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.374234][ T32] r4:8334b7c0 [ 1343.374278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.374310][ T32] INFO: task kworker/0:761:7146 blocked for more than 469 seconds. [ 1343.374384][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.374414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.374437][ T32] task:kworker/0:761 state:D stack:0 pid:7146 tgid:7146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.374531][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.374600][ T32] Call trace: [ 1343.374637][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.374692][ T32] r10:8291a684 r9:ed7f1d84 r8:00000002 r7:60000113 r6:ed7f1d8c r5:847da400 [ 1343.374762][ T32] r4:847da400 [ 1343.374788][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.374859][ T32] r5:847da400 r4:8291a680 [ 1343.374910][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.374967][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.375020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7f1e08 [ 1343.375181][ T32] r4:00000000 [ 1343.391453][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.391558][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.391632][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.391709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42a00 [ 1343.391740][ T32] r4:00000000 [ 1343.391783][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.391843][ T32] r9:83018005 r8:847da400 r7:00000000 r6:83018000 r5:00001000 r4:7f373000 [ 1343.391868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.391968][ T32] r5:00001000 r4:ed629000 [ 1343.391995][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.392040][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.392088][ T32] r5:85bcc38c r4:85bcc000 [ 1343.392110][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.392192][ T32] r7:dddced80 r6:83018000 r5:85bcc38c r4:85b43580 [ 1343.392220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.392294][ T32] r10:61c88647 r9:847da400 r8:85b435ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.392359][ T32] r4:85b43580 [ 1343.392414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.392500][ T32] r10:00000000 r9:85b43580 r8:80287e08 r7:ed7e1e60 r6:85b43600 r5:847da400 [ 1343.392530][ T32] r4:00000001 [ 1343.392553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.392668][ T32] Exception stack(0xed7f1fb0 to 0xed7f1ff8) [ 1343.392716][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.392805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.393457][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1343.393884][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.394236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1343.402418][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.402819][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.402944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.403011][ T32] r4:8334b7c0 [ 1343.403080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.403142][ T32] INFO: task kworker/0:762:7149 blocked for more than 469 seconds. [ 1343.403190][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.403218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.403270][ T32] task:kworker/0:762 state:D stack:0 pid:7149 tgid:7149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.403337][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.403388][ T32] Call trace: [ 1343.403422][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.403483][ T32] r10:8291a684 r9:ed7f5d84 r8:00000002 r7:60000113 r6:ed7f5d8c r5:847db000 [ 1343.403581][ T32] r4:847db000 [ 1343.403710][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.403785][ T32] r5:847db000 r4:8291a680 [ 1343.403817][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.403886][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.403945][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7f5e08 [ 1343.403990][ T32] r4:00000000 [ 1343.404042][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.404086][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.404128][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.404188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b42f00 [ 1343.404225][ T32] r4:00000000 [ 1343.404251][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.404305][ T32] r9:83018005 r8:847db000 r7:00000000 r6:83018000 r5:00001000 r4:7f375000 [ 1343.404350][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.404402][ T32] r5:00001000 r4:ed647000 [ 1343.404425][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.404470][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.404625][ T32] r5:85bceb8c r4:85bce800 [ 1343.404679][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.404773][ T32] r7:dddced80 r6:83018000 r5:85bceb8c r4:85b43680 [ 1343.404799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.404856][ T32] r10:61c88647 r9:847db000 r8:85b436ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.404908][ T32] r4:85b43680 [ 1343.404958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.405017][ T32] r10:00000000 r9:85b43680 r8:80287e08 r7:ed7f1e60 r6:85b43700 r5:847db000 [ 1343.405044][ T32] r4:00000001 [ 1343.405143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.413804][ T32] Exception stack(0xed7f5fb0 to 0xed7f5ff8) [ 1343.413894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.413935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.413989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.414039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.414066][ T32] r4:85b42700 ** 2 printk messages dropped ** [ 1343.414453][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.414836][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1343.415778][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1343.416365][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1343.416675][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1343.416912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.417328][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.417799][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.418412][ T32] r5:00001000 r4:ed671000 ** 4 printk messages dropped ** [ 1343.418631][ T32] r7:dddced80 r6:83018000 r5:85bcdf8c r4:85b43780 ** 5 printk messages dropped ** [ 1343.418876][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.419196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.419920][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.420088][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1343.420391][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1343.420729][ T32] r5:00001000 r4:dffe3000 [ 1343.420817][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.420867][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.420938][ T32] r5:8529a38c r4:8529a000 [ 1343.420964][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.421054][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.421087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.421160][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.421213][ T32] r4:849f1580 [ 1343.421265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.421322][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.421359][ T32] r4:00000001 [ 1343.421384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.421448][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.421493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.421527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.421558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.421593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.421619][ T32] r4:8334b7c0 [ 1343.421689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.421722][ T32] INFO: task kworker/0:764:7153 blocked for more than 469 seconds. [ 1343.421755][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.421783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.421806][ T32] task:kworker/0:764 state:D stack:0 pid:7153 tgid:7153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.421879][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.421983][ T32] Call trace: [ 1343.422075][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.422141][ T32] r10:8291a684 r9:ed7fdd84 r8:00000002 r7:60000113 r6:ed7fdd8c r5:847dc800 [ 1343.422172][ T32] r4:847dc800 [ 1343.422207][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.422262][ T32] r5:847dc800 r4:8291a680 [ 1343.422370][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.422444][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.422538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7fde08 [ 1343.422618][ T32] r4:00000000 [ 1343.422669][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.422770][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.422838][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.422898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c73040 [ 1343.422949][ T32] r4:00000000 [ 1343.423020][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.423147][ T32] r9:83018005 r8:847dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f37b000 [ 1343.423200][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.423279][ T32] r5:00001000 r4:ed68f000 [ 1343.423306][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.423353][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.423403][ T32] r5:85bcf38c r4:85bcf000 [ 1343.423447][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.423504][ T32] r7:dddced80 r6:83018000 r5:85bcf38c r4:85b43880 [ 1343.423550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.423830][ T32] r10:00000000 r9:85b43880 r8:80287e08 r7:ed7f9e60 r6:85b43900 r5:847dc800 ** 9 printk messages dropped ** [ 1343.424333][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.442459][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.442826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.443332][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.443569][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.443905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.444279][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.452205][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.452720][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.453101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1343.453331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.454045][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.454278][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.454308][ T32] r4:00000000 [ 1343.454351][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.454427][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.454465][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.454499][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.454527][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.454575][ T32] r5:80090113 r4:80239bb0 [ 1343.454619][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.454672][ T32] r4:82ac21e4 [ 1343.454714][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.454792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.454827][ T32] r4:df9dddc0 [ 1343.454862][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.454937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.454965][ T32] r4:00000000 [ 1343.454999][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.455139][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.462379][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.462548][ T32] r5:00001000 r4:dffe3000 [ 1343.462578][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.462626][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.462675][ T32] r5:8529a38c r4:8529a000 [ 1343.462697][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.462751][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.462794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.462854][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.462907][ T32] r4:849f1580 [ 1343.462934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.463000][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.463068][ T32] r4:00000001 [ 1343.463112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.463166][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.463223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.463260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.463291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.463324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.463349][ T32] r4:8334b7c0 [ 1343.463375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1343.463480][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 8 printk messages dropped ** [ 1343.463998][ T32] r5:85c04800 r4:8291a680 ** 5 printk messages dropped ** [ 1343.464258][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.464604][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.465000][ T32] r10:61c88647 r9:85c04800 r8:85b43a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.471586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.472078][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.472399][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1343.472796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1343.473313][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.473597][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.474061][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.474582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed825e08 ** 8 printk messages dropped ** [ 1343.474964][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.482861][ T32] r10:61c88647 r9:847dd400 r8:85b43aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.483355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.484019][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1343.484390][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.484585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1343.484912][ T32] r5:8529a38c r4:8529a000 [ 1343.484933][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.484997][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.485025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.492340][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.492401][ T32] r4:849f1580 [ 1343.492428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.492519][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.492572][ T32] r4:00000001 [ 1343.492619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.492667][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.492709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.492746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.492776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.492809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.492853][ T32] r4:8334b7c0 [ 1343.492882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.492916][ T32] INFO: task kworker/0:768:7165 blocked for more than 469 seconds. [ 1343.492952][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.493003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.493065][ T32] task:kworker/0:768 state:D stack:0 pid:7165 tgid:7165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.493169][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.493250][ T32] Call trace: [ 1343.493285][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.493344][ T32] r10:8291a684 r9:ed829d84 r8:00000002 r7:60000113 r6:ed829d8c r5:847dec00 [ 1343.493369][ T32] r4:847dec00 [ 1343.493391][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.493460][ T32] r5:847dec00 r4:8291a680 [ 1343.493490][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.493536][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.493607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed829e08 [ 1343.493647][ T32] r4:00000000 [ 1343.493685][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.493748][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.493800][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.493848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a9740 [ 1343.493872][ T32] r4:00000000 [ 1343.493894][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.493957][ T32] r9:83018005 r8:847dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f361000 [ 1343.493995][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.494087][ T32] r5:00001000 r4:ed665000 [ 1343.494119][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.494179][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.494257][ T32] r5:85bd938c r4:85bd9000 [ 1343.494291][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.494392][ T32] r7:dddced80 r6:83018000 r5:85bd938c r4:85b43b80 [ 1343.494424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.494480][ T32] r10:61c88647 r9:847dec00 r8:85b43bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.494530][ T32] r4:85b43b80 [ 1343.494575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.494641][ T32] r10:00000000 r9:85b43b80 r8:80287e08 r7:ed825e60 r6:85b43c00 r5:847dec00 [ 1343.494669][ T32] r4:00000001 [ 1343.494711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.494756][ T32] Exception stack(0xed829fb0 to 0xed829ff8) [ 1343.494798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.494847][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.494939][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.494989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.495014][ T32] r4:85c73000 [ 1343.499533][ T32] INFO: task kworker/0:768:7165 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.499660][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.499962][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.500050][ T32] Call trace: [ 1343.500091][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.500172][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.500221][ T32] r4:00000000 [ 1343.500281][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.500332][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.500386][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.500423][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.500459][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.500487][ T32] r5:80090113 r4:80239bb0 [ 1343.500530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.500581][ T32] r4:82ac21e4 [ 1343.500609][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.500659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.500733][ T32] r4:df9dddc0 [ 1343.500844][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.500919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.500947][ T32] r4:00000000 [ 1343.500969][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.501022][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.501068][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.501121][ T32] r5:00001000 r4:dffe3000 [ 1343.501150][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.501195][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.501266][ T32] r5:8529a38c r4:8529a000 [ 1343.501293][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.501368][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.501396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.501499][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1343.501746][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 5 printk messages dropped ** [ 1343.502025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.502754][ T32] r5:84ab0000 r4:8291a680 ** 3 printk messages dropped ** [ 1343.502972][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.503194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c736c0 ** 9 printk messages dropped ** [ 1343.503718][ T32] r7:dddced80 r6:83018000 r5:85bd838c r4:85b43c80 ** 1 printk messages dropped ** [ 1343.503803][ T32] r10:61c88647 r9:84ab0000 r8:85b43cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.503827][ T32] r4:85b43c80 [ 1343.503848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.503901][ T32] r10:00000000 r9:85b43c80 r8:80287e08 r7:ed829e60 r6:85b43d00 r5:84ab0000 [ 1343.503925][ T32] r4:00000001 [ 1343.503945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.504006][ T32] Exception stack(0xed831fb0 to 0xed831ff8) [ 1343.504040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.504072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.504126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.504169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.504214][ T32] r4:85c73600 [ 1343.504336][ T32] INFO: task kworker/0:769:7167 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.504386][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.504476][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.504524][ T32] Call trace: [ 1343.504581][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.504665][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.504719][ T32] r4:00000000 [ 1343.504771][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.504841][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.504888][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.504926][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.504954][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.505002][ T32] r5:80090113 r4:80239bb0 [ 1343.505028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.517159][ T32] r4:82ac21e4 [ 1343.517209][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.517285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.517311][ T32] r4:df9dddc0 [ 1343.517362][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.517438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.517469][ T32] r4:00000000 [ 1343.517502][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.517564][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.517588][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.517640][ T32] r5:00001000 r4:dffe3000 [ 1343.517682][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.517732][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.517780][ T32] r5:8529a38c r4:8529a000 [ 1343.517802][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.517898][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.517958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.518048][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.518076][ T32] r4:849f1580 [ 1343.518108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.518174][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.518209][ T32] r4:00000001 [ 1343.518234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.518316][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.518384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.518422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.518452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.518486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.518510][ T32] r4:8334b7c0 [ 1343.518535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.518567][ T32] INFO: task kworker/0:770:7168 blocked for more than 469 seconds. [ 1343.518603][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.518630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.518683][ T32] task:kworker/0:770 state:D stack:0 pid:7168 tgid:7168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.518791][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.518921][ T32] Call trace: [ 1343.518969][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.519061][ T32] r10:8291a684 r9:ed835d84 r8:00000002 r7:60000013 r6:ed835d8c r5:85560000 [ 1343.519112][ T32] r4:85560000 [ 1343.519140][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.519192][ T32] r5:85560000 r4:8291a680 [ 1343.519214][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.519258][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.519328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed835e08 [ 1343.519383][ T32] r4:00000000 [ 1343.519451][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.519525][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.519574][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.519623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c738c0 [ 1343.519658][ T32] r4:00000000 [ 1343.519704][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.519759][ T32] r9:83018005 r8:85560000 r7:00000000 r6:83018000 r5:00001000 r4:7f383000 [ 1343.519783][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.519832][ T32] r5:00001000 r4:ed2ad000 [ 1343.519853][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.519908][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.519960][ T32] r5:85bd8b8c r4:85bd8800 [ 1343.519982][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.520033][ T32] r7:dddced80 r6:83018000 r5:85bd8b8c r4:85b43d80 [ 1343.520065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.520123][ T32] r10:61c88647 r9:85560000 r8:85b43dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.520155][ T32] r4:85b43d80 [ 1343.520213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.520268][ T32] r10:00000000 r9:85b43d80 r8:80287e08 r7:ed829e60 r6:85b43e00 r5:85560000 [ 1343.520293][ T32] r4:00000001 [ 1343.520328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.520391][ T32] Exception stack(0xed835fb0 to 0xed835ff8) [ 1343.520425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.520459][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.520510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.520548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.520594][ T32] r4:85c73540 [ 1343.520785][ T32] INFO: task kworker/0:770:7168 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.520820][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.520901][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.520947][ T32] Call trace: [ 1343.520978][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.521062][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.521092][ T32] r4:00000000 [ 1343.521115][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.521169][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.521201][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.521235][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.521264][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.521313][ T32] r5:80090113 r4:80239bb0 [ 1343.521407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.521471][ T32] r4:82ac21e4 [ 1343.521496][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.521546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.521570][ T32] r4:df9dddc0 [ 1343.521611][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.521663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.521687][ T32] r4:00000000 [ 1343.521709][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.521762][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.521816][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.521867][ T32] r5:00001000 r4:dffe3000 [ 1343.521889][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.521932][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.521980][ T32] r5:8529a38c r4:8529a000 [ 1343.522002][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.522053][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.522339][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.522503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.522946][ T32] r10:8291a684 r9:ed839d84 r8:00000002 r7:60000113 r6:ed839d8c r5:85560c00 [ 1343.522996][ T32] r4:85560c00 [ 1343.523021][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.523140][ T32] r5:85560c00 r4:8291a680 [ 1343.523168][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.523256][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.523311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed839e08 [ 1343.523379][ T32] r4:00000000 [ 1343.523507][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.523554][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.523657][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.523757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85841740 [ 1343.523897][ T32] r4:00000000 [ 1343.523979][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.524057][ T32] r9:83018005 r8:85560c00 r7:00000000 r6:83018000 r5:00001000 r4:7f35b000 [ 1343.524106][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.524172][ T32] r5:00001000 r4:ed5ff000 [ 1343.524196][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.524241][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.524312][ T32] r5:85c68b8c r4:85c68800 [ 1343.524354][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.524412][ T32] r7:dddced80 r6:83018000 r5:85c68b8c r4:85b43e80 [ 1343.524434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.524488][ T32] r10:61c88647 r9:85560c00 r8:85b43eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.524512][ T32] r4:85b43e80 [ 1343.524556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.524612][ T32] r10:00000000 r9:85b43e80 r8:80287e08 r7:ed829e60 r6:85b43f00 r5:85560c00 [ 1343.524637][ T32] r4:00000001 [ 1343.524658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.524699][ T32] Exception stack(0xed839fb0 to 0xed839ff8) [ 1343.524749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.524807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.524846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.524880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.524934][ T32] r4:85c739c0 [ 1343.525081][ T32] INFO: task kworker/0:771:7169 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.534734][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.534853][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.534956][ T32] Call trace: [ 1343.535020][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.535564][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.535601][ T32] r4:00000000 [ 1343.535646][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.535708][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.535743][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 5 printk messages dropped ** [ 1343.535980][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1343.536464][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.536919][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1343.537288][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1343.537519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.537896][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.538415][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.538825][ T32] r10:61c88647 r9:85563000 r8:85c7622c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.539291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.539909][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.540140][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1343.540413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1343.540920][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.541307][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1343.541640][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1343.541903][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.542260][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.542757][ T32] r9:83018005 r8:85561800 r7:00000000 r6:83018000 r5:00001000 r4:7f365000 [ 1343.542785][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.542835][ T32] r5:00001000 r4:ed69f000 [ 1343.542856][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.542928][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.542986][ T32] r5:85c6a38c r4:85c6a000 [ 1343.543010][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.543088][ T32] r7:dddced80 r6:83018000 r5:85c6a38c r4:85c76000 [ 1343.543112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.543172][ T32] r10:61c88647 r9:85561800 r8:85c7602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.543197][ T32] r4:85c76000 [ 1343.543218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.543269][ T32] r10:00000000 r9:85c76000 r8:80287e08 r7:ed915e60 r6:85c76080 r5:85561800 [ 1343.543294][ T32] r4:00000001 [ 1343.543314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.543353][ T32] Exception stack(0xed905fb0 to 0xed905ff8) [ 1343.543383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.543418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.543472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.543519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.543548][ T32] r4:859a98c0 [ 1343.543650][ T32] INFO: task kworker/0:773:7221 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.543688][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.543775][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.543823][ T32] Call trace: [ 1343.543880][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.543948][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.543975][ T32] r4:00000000 [ 1343.543996][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.544063][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.544114][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.544157][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.544187][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.544227][ T32] r5:80090113 r4:80239bb0 [ 1343.544254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.544300][ T32] r4:82ac21e4 [ 1343.544342][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.544395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.544420][ T32] r4:df9dddc0 [ 1343.544441][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.544512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.544543][ T32] r4:00000000 [ 1343.544569][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.544644][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.544675][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.544746][ T32] r5:00001000 r4:dffe3000 [ 1343.544772][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.544842][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.544918][ T32] r5:8529a38c r4:8529a000 [ 1343.544962][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.545024][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.545097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.564352][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.564402][ T32] r4:849f1580 [ 1343.564445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.564539][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.564579][ T32] r4:00000001 [ 1343.564610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.564655][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.564713][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.564750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.564781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.564814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.564840][ T32] r4:8334b7c0 [ 1343.564887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.564929][ T32] INFO: task kworker/0:774:7223 blocked for more than 470 seconds. [ 1343.564997][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.565091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.565549][ T32] task:kworker/0:774 state:D stack:0 pid:7223 tgid:7223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.565667][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.565729][ T32] Call trace: [ 1343.565763][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.565870][ T32] r10:8291a684 r9:ed919d84 r8:00000002 r7:60000113 r6:ed919d8c r5:85565400 [ 1343.565908][ T32] r4:85565400 [ 1343.565942][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.565997][ T32] r5:85565400 r4:8291a680 [ 1343.566039][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.566087][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.566143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed919e08 [ 1343.566169][ T32] r4:00000000 [ 1343.566190][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.566250][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.566299][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.566347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c90000 [ 1343.566392][ T32] r4:00000000 [ 1343.566418][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.566474][ T32] r9:83018005 r8:85565400 r7:00000000 r6:83018000 r5:00001000 r4:7f4c1000 [ 1343.566501][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.566729][ T32] r5:85cf1b8c r4:85cf1800 ** 4 printk messages dropped ** [ 1343.567063][ T32] r4:85c76100 ** 5 printk messages dropped ** [ 1343.567288][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.567996][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.568457][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 4 printk messages dropped ** [ 1343.568658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1343.569193][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1343.569470][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.569495][ T32] r4:00000001 [ 1343.569516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.569555][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.569607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.569659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.569694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.569748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.569776][ T32] r4:8334b7c0 [ 1343.569800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.569863][ T32] INFO: task kworker/0:775:7225 blocked for more than 470 seconds. [ 1343.569902][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.569966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.569994][ T32] task:kworker/0:775 state:D stack:0 pid:7225 tgid:7225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.570044][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.570106][ T32] Call trace: [ 1343.570219][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.570280][ T32] r10:8291a684 r9:ed91dd84 r8:00000002 r7:60000113 r6:ed91dd8c r5:85566000 [ 1343.570305][ T32] r4:85566000 [ 1343.570326][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.570390][ T32] r5:85566000 r4:8291a680 [ 1343.570415][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.570459][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.570508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed91de08 [ 1343.570533][ T32] r4:00000000 [ 1343.570564][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.570606][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.570645][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.570695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859a9e40 [ 1343.570719][ T32] r4:00000000 [ 1343.570741][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.570791][ T32] r9:83018005 r8:85566000 r7:00000000 r6:83018000 r5:00001000 r4:7f367000 [ 1343.570839][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.570891][ T32] r5:00001000 r4:ed6db000 [ 1343.570938][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.570995][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.571088][ T32] r5:85bd9b8c r4:85bd9800 [ 1343.571121][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.571183][ T32] r7:dddced80 r6:83018000 r5:85bd9b8c r4:85c76300 [ 1343.571208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.571269][ T32] r10:61c88647 r9:85566000 r8:85c7632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.571296][ T32] r4:85c76300 [ 1343.571317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.571370][ T32] r10:00000000 r9:85c76300 r8:80287e08 r7:ed919e60 r6:85c76380 r5:85566000 [ 1343.571394][ T32] r4:00000001 [ 1343.571436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.571480][ T32] Exception stack(0xed91dfb0 to 0xed91dff8) [ 1343.571531][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.571597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.572003][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.572326][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 7 printk messages dropped ** [ 1343.572644][ T32] r4:df9dddc0 ** 7 printk messages dropped ** [ 1343.572945][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.573420][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1343.573777][ T32] INFO: task kworker/0:776:7229 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.574193][ T32] r4:85566c00 ** 4 printk messages dropped ** [ 1343.574438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed801e08 ** 9 printk messages dropped ** [ 1343.574893][ T32] r5:00001000 r4:ed58b000 ** 5 printk messages dropped ** [ 1343.587843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.588358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.588865][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.589129][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 7 printk messages dropped ** [ 1343.589428][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1343.589703][ T32] r5:00001000 r4:dffe3000 [ 1343.589725][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.589768][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.589815][ T32] r5:8529a38c r4:8529a000 [ 1343.589837][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.589920][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.589983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.590090][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.590119][ T32] r4:849f1580 [ 1343.590146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.590199][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.590224][ T32] r4:00000001 [ 1343.590266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.590309][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.590339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.590371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.590401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.590456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.590486][ T32] r4:8334b7c0 [ 1343.590509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.590539][ T32] INFO: task kworker/0:777:7385 blocked for more than 470 seconds. [ 1343.590575][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.590602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.590635][ T32] task:kworker/0:777 state:D stack:0 pid:7385 tgid:7385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.590689][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.590731][ T32] Call trace: [ 1343.590762][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.590816][ T32] r10:8291a684 r9:ed1a1d84 r8:00000002 r7:60000113 r6:ed1a1d8c r5:85564800 [ 1343.590843][ T32] r4:85564800 [ 1343.590864][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.590911][ T32] r5:85564800 r4:8291a680 [ 1343.590933][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.590978][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.591065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed1a1e08 [ 1343.591104][ T32] r4:00000000 [ 1343.591126][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.591194][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.591238][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.591307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c74680 [ 1343.591339][ T32] r4:00000000 [ 1343.591363][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.591415][ T32] r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f4c5000 ** 2 printk messages dropped ** [ 1343.591526][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.591823][ T32] r10:61c88647 r9:85564800 r8:85c7652c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.592217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.592705][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1343.593059][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.593309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.593681][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1343.594022][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1343.594280][ T32] INFO: task kworker/0:778:7387 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.594756][ T32] r5:85562400 r4:8291a680 ** 5 printk messages dropped ** [ 1343.595028][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.609364][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.609839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.610338][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.611148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 3 printk messages dropped ** [ 1343.611267][ T32] r4:00000000 [ 1343.611288][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.611340][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.611363][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.611410][ T32] r5:00001000 r4:dffe3000 [ 1343.611431][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.611503][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.611584][ T32] r5:8529a38c r4:8529a000 [ 1343.611609][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.611672][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.611698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.611773][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.611823][ T32] r4:849f1580 [ 1343.611847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.611900][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.611943][ T32] r4:00000001 [ 1343.611967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.612008][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.612038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.612070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.612100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.612138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.612163][ T32] r4:8334b7c0 [ 1343.612187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.612217][ T32] INFO: task kworker/0:779:7389 blocked for more than 470 seconds. [ 1343.612270][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.612305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.612328][ T32] task:kworker/0:779 state:D stack:0 pid:7389 tgid:7389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.612409][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.612470][ T32] Call trace: [ 1343.612505][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.612560][ T32] r10:8291a684 r9:ed6b9d84 r8:00000002 r7:60000113 r6:ed6b9d8c r5:85563c00 [ 1343.612606][ T32] r4:85563c00 [ 1343.612631][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.612680][ T32] r5:85563c00 r4:8291a680 [ 1343.612702][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.612758][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.612823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed6b9e08 [ 1343.612851][ T32] r4:00000000 [ 1343.612897][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.612939][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.612978][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.613034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c916c0 [ 1343.613062][ T32] r4:00000000 [ 1343.613098][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.613182][ T32] r9:83018005 r8:85563c00 r7:00000000 r6:83018000 r5:00001000 r4:7f52d000 [ 1343.613213][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.613263][ T32] r5:00001000 r4:ed8f5000 [ 1343.613284][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.613327][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.613375][ T32] r5:8479c38c r4:8479c000 [ 1343.613396][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.613446][ T32] r7:dddced80 r6:83018000 r5:8479c38c r4:85c76700 [ 1343.613467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.613520][ T32] r10:61c88647 r9:85563c00 r8:85c7672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.613544][ T32] r4:85c76700 [ 1343.613564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.613636][ T32] r10:00000000 r9:85c76700 r8:80287e08 r7:ed6a9e60 r6:85c76780 r5:85563c00 [ 1343.613686][ T32] r4:00000001 [ 1343.613715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.613755][ T32] Exception stack(0xed6b9fb0 to 0xed6b9ff8) [ 1343.613806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.613848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.613903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.613961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.614003][ T32] r4:85c742c0 [ 1343.614111][ T32] INFO: task kworker/0:779:7389 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.614155][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.614253][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.614318][ T32] Call trace: [ 1343.614371][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.614437][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.614471][ T32] r4:00000000 [ 1343.614503][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.614572][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.614649][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.614698][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.614731][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.614759][ T32] r5:80090113 r4:80239bb0 [ 1343.614780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.614827][ T32] r4:82ac21e4 [ 1343.614869][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.614922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 2 printk messages dropped ** [ 1343.628114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.628753][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.629060][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.629226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.629620][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.630025][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.630441][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.630847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.631316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.631852][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.632158][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.632632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.633124][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1343.633424][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.633482][ T32] r4:00000001 [ 1343.633530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.633579][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.633632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.633694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.633728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.633762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.633787][ T32] r4:8334b7c0 [ 1343.633809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.633856][ T32] INFO: task kworker/0:781:7443 blocked for more than 470 seconds. [ 1343.633903][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.633959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.633986][ T32] task:kworker/0:781 state:D stack:0 pid:7443 tgid:7443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.634048][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.634123][ T32] Call trace: [ 1343.634197][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.634267][ T32] r10:8291a684 r9:ed815d84 r8:00000002 r7:60000113 r6:ed815d8c r5:84889800 [ 1343.634310][ T32] r4:84889800 [ 1343.634336][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.634386][ T32] r5:84889800 r4:8291a680 [ 1343.634407][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.634476][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.634534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed815e08 [ 1343.634560][ T32] r4:00000000 [ 1343.634581][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.634620][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.634679][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.634732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c91d80 [ 1343.634820][ T32] r4:00000000 [ 1343.634847][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.634899][ T32] r9:83018005 r8:84889800 r7:00000000 r6:83018000 r5:00001000 r4:7f533000 [ 1343.634944][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.634995][ T32] r5:00001000 r4:ed995000 [ 1343.635061][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.647339][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.647442][ T32] r5:8479df8c r4:8479dc00 [ 1343.647468][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.647525][ T32] r7:dddced80 r6:83018000 r5:8479df8c r4:85c76900 [ 1343.647548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.647602][ T32] r10:61c88647 r9:84889800 r8:85c7692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.647627][ T32] r4:85c76900 [ 1343.647648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.647708][ T32] r10:00000000 r9:85c76900 r8:80287e08 r7:ed6b9e60 r6:85c76980 r5:84889800 ** 6 printk messages dropped ** [ 1343.647990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.648753][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1343.649193][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1343.649615][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.650030][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1343.650395][ T32] INFO: task kworker/0:782:7447 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.650757][ T32] r4:84888000 ** 4 printk messages dropped ** [ 1343.651008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed999e08 ** 9 printk messages dropped ** [ 1343.651507][ T32] r5:00001000 r4:ed53d000 ** 4 printk messages dropped ** [ 1343.651849][ T32] r7:dddced80 r6:83018000 r5:85bdaf8c r4:85c76a00 ** 6 printk messages dropped ** [ 1343.652211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.652598][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.653223][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.653411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.653913][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1343.654226][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1343.654458][ T32] INFO: task kworker/0:783:7473 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.654912][ T32] r5:8488b000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.665562][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.665629][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.665680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a334c0 [ 1343.665707][ T32] r4:00000000 [ 1343.665729][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.665783][ T32] r9:83018005 r8:8488b000 r7:00000000 r6:83018000 r5:00001000 r4:7f593000 [ 1343.665806][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.665864][ T32] r5:00001000 r4:ed631000 [ 1343.665889][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.665933][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.665980][ T32] r5:85be8b8c r4:85be8800 [ 1343.666024][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.666085][ T32] r7:dddced80 r6:83018000 r5:85be8b8c r4:85c76b00 [ 1343.666108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.666190][ T32] r10:61c88647 r9:8488b000 r8:85c76b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.666224][ T32] r4:85c76b00 [ 1343.666268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.666338][ T32] r10:00000000 r9:85c76b00 r8:80287e08 r7:ed999e60 r6:85c76b80 r5:8488b000 [ 1343.666365][ T32] r4:00000001 [ 1343.666408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.666457][ T32] Exception stack(0xed98dfb0 to 0xed98dff8) [ 1343.666490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.666522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.666574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.666612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.666636][ T32] r4:8577a8c0 [ 1343.666849][ T32] INFO: task kworker/0:783:7473 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.666904][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.666996][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.667099][ T32] Call trace: [ 1343.667169][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.667247][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.667297][ T32] r4:00000000 [ 1343.667328][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.667373][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.667427][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.667473][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.667524][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.667579][ T32] r5:80090113 r4:80239bb0 [ 1343.667605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.667653][ T32] r4:82ac21e4 [ 1343.667675][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.667724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.667760][ T32] r4:df9dddc0 [ 1343.667785][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.667835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.667859][ T32] r4:00000000 [ 1343.667882][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.667950][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.667998][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.668053][ T32] r5:00001000 r4:dffe3000 [ 1343.668075][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.668119][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.668177][ T32] r5:8529a38c r4:8529a000 [ 1343.668199][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.668251][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.668289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.668389][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.668418][ T32] r4:849f1580 [ 1343.668440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.668494][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.668518][ T32] r4:00000001 [ 1343.668538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.668578][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.668629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.668687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.668720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.668754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.668778][ T32] r4:8334b7c0 [ 1343.668801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.668840][ T32] INFO: task kworker/0:784:7474 blocked for more than 470 seconds. [ 1343.668917][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.668972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.668995][ T32] task:kworker/0:784 state:D stack:0 pid:7474 tgid:7474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.669077][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.669126][ T32] Call trace: [ 1343.669196][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.669255][ T32] r10:8291a684 r9:ed9d5d84 r8:00000002 r7:60000113 r6:ed9d5d8c r5:8488bc00 [ 1343.669280][ T32] r4:8488bc00 [ 1343.669320][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.669372][ T32] r5:8488bc00 r4:8291a680 [ 1343.669394][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.669438][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.669512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9d5e08 [ 1343.669557][ T32] r4:00000000 [ 1343.669582][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.669622][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.669712][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.669771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a333c0 [ 1343.669817][ T32] r4:00000000 [ 1343.669864][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.669926][ T32] r9:83018005 r8:8488bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f591000 [ 1343.669949][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.670041][ T32] r5:00001000 r4:ed619000 [ 1343.670091][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.670180][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.670233][ T32] r5:85be838c r4:85be8000 [ 1343.670255][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.670305][ T32] r7:dddced80 r6:83018000 r5:85be838c r4:85c76c00 [ 1343.670328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.670392][ T32] r10:61c88647 r9:8488bc00 r8:85c76c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1343.670518][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.670716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.671281][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.671369][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.671408][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.671451][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.671483][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.671509][ T32] r5:80090113 r4:80239bb0 [ 1343.671531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.671607][ T32] r4:82ac21e4 [ 1343.671648][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.671724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.671776][ T32] r4:df9dddc0 [ 1343.671825][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.671876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.671901][ T32] r4:00000000 [ 1343.671922][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.671974][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.672014][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.672066][ T32] r5:00001000 r4:dffe3000 [ 1343.672108][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.672160][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.672217][ T32] r5:8529a38c r4:8529a000 [ 1343.672248][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.672302][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.672337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.672415][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.672446][ T32] r4:849f1580 [ 1343.672471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.672546][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.672574][ T32] r4:00000001 [ 1343.672619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.672676][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.672710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.672743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.672773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.672805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.672830][ T32] r4:8334b7c0 [ 1343.672851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.672905][ T32] INFO: task kworker/0:785:7508 blocked for more than 470 seconds. [ 1343.672939][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.672985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.673035][ T32] task:kworker/0:785 state:D stack:0 pid:7508 tgid:7508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.673113][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.673170][ T32] Call trace: [ 1343.673227][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.673314][ T32] r10:8291a684 r9:eda65d84 r8:00000002 r7:60000013 r6:eda65d8c r5:8488e000 [ 1343.673396][ T32] r4:8488e000 [ 1343.673455][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.673539][ T32] r5:8488e000 r4:8291a680 [ 1343.673565][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.673610][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.673659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda65e08 [ 1343.673761][ T32] r4:00000000 [ 1343.673826][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.673898][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1343.674237][ T32] r9:83018005 r8:8488e000 r7:00000000 r6:83018000 r5:00001000 r4:7f59d000 ** 5 printk messages dropped ** [ 1343.674542][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1343.674917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.695784][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.696406][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.696636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.697124][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1343.697445][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1343.697748][ T32] INFO: task kworker/0:786:7510 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.698244][ T32] r5:8488d400 r4:8291a680 ** 2 printk messages dropped ** [ 1343.698478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed09de08 ** 9 printk messages dropped ** [ 1343.699008][ T32] r5:00001000 r4:ed663000 ** 4 printk messages dropped ** [ 1343.699349][ T32] r7:dddced80 r6:83018000 r5:85be8f8c r4:85c76e00 ** 1 printk messages dropped ** [ 1343.699425][ T32] r10:61c88647 r9:8488d400 r8:85c76e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.699469][ T32] r4:85c76e00 [ 1343.699495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.699549][ T32] r10:00000000 r9:85c76e00 r8:80287e08 r7:eda65e60 r6:85c76e80 r5:8488d400 [ 1343.699575][ T32] r4:00000001 [ 1343.699596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.699636][ T32] Exception stack(0xed09dfb0 to 0xed09dff8) [ 1343.699667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.699700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.699729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.699763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.699806][ T32] r4:85a33500 [ 1343.699963][ T32] INFO: task kworker/0:786:7510 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.700007][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.700086][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.700139][ T32] Call trace: [ 1343.700185][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.700244][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.700293][ T32] r4:00000000 [ 1343.700341][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.700412][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.700455][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.700488][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.700533][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.700564][ T32] r5:80090113 r4:80239bb0 [ 1343.700598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.700649][ T32] r4:82ac21e4 [ 1343.700706][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.700760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.700787][ T32] r4:df9dddc0 [ 1343.700818][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.700898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.700926][ T32] r4:00000000 [ 1343.700982][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.701039][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.701062][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.701120][ T32] r5:00001000 r4:dffe3000 [ 1343.701149][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.701203][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.701255][ T32] r5:8529a38c r4:8529a000 [ 1343.701293][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.701369][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 2 printk messages dropped ** [ 1343.701482][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1343.701682][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1343.701934][ T32] INFO: task kworker/0:787:7516 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.702355][ T32] r4:8488ec00 ** 5 printk messages dropped ** [ 1343.702677][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.702863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4f240 ** 7 printk messages dropped ** [ 1343.703397][ T32] r5:85be878c r4:85be8400 ** 3 printk messages dropped ** [ 1343.703622][ T32] r10:61c88647 r9:8488ec00 r8:85c76f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.704001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.704383][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.704664][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.705101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.718102][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1343.718482][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1343.718708][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1343.719118][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.719433][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.719841][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.720187][ T32] r5:85ca578c r4:85ca5400 ** 3 printk messages dropped ** [ 1343.720391][ T32] r10:61c88647 r9:847d8000 r8:85b43fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.720761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.721236][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.721490][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.721904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.721932][ T32] r4:00000000 [ 1343.721975][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.722046][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.722093][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.722181][ T32] r5:00001000 r4:dffe3000 [ 1343.722212][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.722257][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.722327][ T32] r5:8529a38c r4:8529a000 [ 1343.722357][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.722412][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.722435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.722526][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.722594][ T32] r4:849f1580 [ 1343.722643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.722699][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.722740][ T32] r4:00000001 [ 1343.722765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.722855][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.722945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.723003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.723074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.723142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.723216][ T32] r4:8334b7c0 [ 1343.723242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.723291][ T32] INFO: task kworker/0:789:7530 blocked for more than 470 seconds. [ 1343.723349][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.723381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.723426][ T32] task:kworker/0:789 state:D stack:0 pid:7530 tgid:7530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.723506][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.723554][ T32] Call trace: [ 1343.723589][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.723646][ T32] r10:8291a684 r9:eda71d84 r8:00000002 r7:60000113 r6:eda71d8c r5:847de000 [ 1343.723671][ T32] r4:847de000 [ 1343.723713][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.723789][ T32] r5:847de000 r4:8291a680 [ 1343.723814][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.723860][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.723931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda71e08 [ 1343.723967][ T32] r4:00000000 [ 1343.724012][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.724061][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.724101][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.724156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a33e40 [ 1343.724205][ T32] r4:00000000 [ 1343.724231][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.724285][ T32] r9:83018005 r8:847de000 r7:00000000 r6:83018000 r5:00001000 r4:7f5b5000 [ 1343.724308][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.724376][ T32] r5:00001000 r4:ed8a1000 ** 1 printk messages dropped ** [ 1343.724457][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.724739][ T32] r10:61c88647 r9:847de000 r8:85a1a0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.739456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.740144][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1343.740444][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.740655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.741054][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.741263][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.741469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.741764][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.742138][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.742517][ T32] r9:83018005 r8:84888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b9000 ** 7 printk messages dropped ** [ 1343.742900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.743346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.743884][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.744069][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 4 printk messages dropped ** [ 1343.744286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.744311][ T32] r4:df9dddc0 [ 1343.744363][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.744421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.744464][ T32] r4:00000000 [ 1343.744489][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.744541][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.744585][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.744644][ T32] r5:00001000 r4:dffe3000 [ 1343.744666][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.744734][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.744791][ T32] r5:8529a38c r4:8529a000 [ 1343.744828][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.744932][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.745006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.745118][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.760331][ T32] r4:849f1580 [ 1343.760397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.760486][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.760513][ T32] r4:00000001 [ 1343.760535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.760628][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.760670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.760704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.760734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.760790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.760819][ T32] r4:8334b7c0 [ 1343.760867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.760964][ T32] INFO: task kworker/0:791:7538 blocked for more than 470 seconds. [ 1343.761037][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.761070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.761095][ T32] task:kworker/0:791 state:D stack:0 pid:7538 tgid:7538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.761162][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.761239][ T32] Call trace: [ 1343.761298][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.761389][ T32] r10:8291a684 r9:edaa5d84 r8:00000002 r7:60000113 r6:edaa5d8c r5:85c20c00 [ 1343.761423][ T32] r4:85c20c00 [ 1343.761446][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.761495][ T32] r5:85c20c00 r4:8291a680 [ 1343.761517][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.761560][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.761622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edaa5e08 [ 1343.761651][ T32] r4:00000000 [ 1343.761674][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.761713][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.761755][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.761803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d4ff00 [ 1343.761839][ T32] r4:00000000 [ 1343.761885][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.761963][ T32] r9:83018005 r8:85c20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5f3000 [ 1343.761996][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.762045][ T32] r5:00001000 r4:eda2d000 [ 1343.762087][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.762140][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.762189][ T32] r5:85be9f8c r4:85be9c00 [ 1343.762211][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.762282][ T32] r7:dddced80 r6:83018000 r5:85be9f8c r4:85a1a280 [ 1343.762309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.762363][ T32] r10:61c88647 r9:85c20c00 r8:85a1a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.762404][ T32] r4:85a1a280 [ 1343.762429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.762486][ T32] r10:00000000 r9:85a1a280 r8:80287e08 r7:eda69e60 r6:85a1a300 r5:85c20c00 [ 1343.762511][ T32] r4:00000001 [ 1343.762531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.762584][ T32] Exception stack(0xedaa5fb0 to 0xedaa5ff8) [ 1343.762638][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.762676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.762715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.762752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.762788][ T32] r4:85d4f0c0 [ 1343.762974][ T32] INFO: task kworker/0:791:7538 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.763011][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.763129][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.763241][ T32] Call trace: [ 1343.763302][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.763370][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.763398][ T32] r4:00000000 [ 1343.763420][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.763466][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.763519][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.763580][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.763626][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.763681][ T32] r5:80090113 r4:80239bb0 [ 1343.763848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.763924][ T32] r4:82ac21e4 [ 1343.763949][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.763999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.764039][ T32] r4:df9dddc0 [ 1343.764088][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.764147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.764195][ T32] r4:00000000 [ 1343.764221][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.764294][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1343.764704][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.765116][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.771927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.772374][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.772921][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.773319][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.773793][ T32] r10:61c88647 r9:85c22400 r8:85a1a3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.774186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.774241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.774289][ T32] r4:85d4f080 [ 1343.774503][ T32] INFO: task kworker/0:792:7540 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.774561][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.774702][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.774805][ T32] Call trace: [ 1343.774840][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.774897][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.774922][ T32] r4:00000000 [ 1343.774963][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.775055][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.783927][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.784003][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.784044][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.784100][ T32] r5:80090113 r4:80239bb0 [ 1343.784162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.784236][ T32] r4:82ac21e4 [ 1343.784260][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.784310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.784337][ T32] r4:df9dddc0 [ 1343.784358][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.784408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.784432][ T32] r4:00000000 [ 1343.784454][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.784507][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.784530][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.784608][ T32] r5:00001000 r4:dffe3000 [ 1343.784693][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.784768][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.784846][ T32] r5:8529a38c r4:8529a000 [ 1343.784890][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.784977][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.785020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.789714][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.789783][ T32] r4:849f1580 [ 1343.789823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.789897][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.789922][ T32] r4:00000001 [ 1343.789944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.789993][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.790048][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.790138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.790433][ T32] task:kworker/0:793 state:D stack:0 pid:7569 tgid:7569 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.790977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edac5e08 ** 10 printk messages dropped ** [ 1343.791462][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.791737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.792069][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.792551][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.792791][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.793220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1343.793776][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1343.794113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.794478][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.803024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edae1e08 ** 7 printk messages dropped ** [ 1343.803469][ T32] r9:83018005 r8:85c20000 r7:00000000 r6:83018000 r5:00001000 r4:7f593000 ** 7 printk messages dropped ** [ 1343.803882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.804376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.804836][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.805042][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1343.810143][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1343.810768][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.811386][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.811441][ T32] r4:00000001 [ 1343.811472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.811560][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.811636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.811693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.811728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.811761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.811785][ T32] r4:8334b7c0 [ 1343.811825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.811937][ T32] INFO: task kworker/0:795:7573 blocked for more than 470 seconds. [ 1343.812010][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.812042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.812066][ T32] task:kworker/0:795 state:D stack:0 pid:7573 tgid:7573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.812171][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.812222][ T32] Call trace: [ 1343.812255][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.812324][ T32] r10:8291a684 r9:edae5d84 r8:00000002 r7:60000113 r6:edae5d8c r5:85c25400 [ 1343.812375][ T32] r4:85c25400 [ 1343.812400][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.812456][ T32] r5:85c25400 r4:8291a680 [ 1343.812478][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.812522][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.812571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edae5e08 [ 1343.812596][ T32] r4:00000000 [ 1343.812638][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.812703][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.812746][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.812794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76180 [ 1343.812839][ T32] r4:00000000 [ 1343.812865][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.812917][ T32] r9:83018005 r8:85c25400 r7:00000000 r6:83018000 r5:00001000 r4:7f5b9000 [ 1343.813023][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.813075][ T32] r5:00001000 r4:ecff1000 [ 1343.813097][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.813168][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.813219][ T32] r5:85beb38c r4:85beb000 [ 1343.813241][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.813322][ T32] r7:dddced80 r6:83018000 r5:85beb38c r4:85a1a680 [ 1343.813367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.813424][ T32] r10:61c88647 r9:85c25400 r8:85a1a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.813450][ T32] r4:85a1a680 [ 1343.813535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.813593][ T32] r10:00000000 r9:85a1a680 r8:80287e08 r7:edaade60 r6:85a1a700 r5:85c25400 [ 1343.813617][ T32] r4:00000001 [ 1343.813637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.813677][ T32] Exception stack(0xedae5fb0 to 0xedae5ff8) [ 1343.813707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.813760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.813795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.813863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.813900][ T32] r4:85a33dc0 [ 1343.814078][ T32] INFO: task kworker/0:795:7573 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.814112][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.814181][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.814226][ T32] Call trace: [ 1343.814256][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.814346][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.814401][ T32] r4:00000000 [ 1343.814446][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.814501][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.814542][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.814617][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.814671][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.814702][ T32] r5:80090113 r4:80239bb0 [ 1343.814748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1343.815006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.827614][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 8 printk messages dropped ** [ 1343.828142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.828181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.828302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.828388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.828463][ T32] r4:8334b7c0 [ 1343.828495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.828568][ T32] INFO: task kworker/0:796:7578 blocked for more than 470 seconds. [ 1343.828647][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.828691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.828742][ T32] task:kworker/0:796 state:D stack:0 pid:7578 tgid:7578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.828851][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.828900][ T32] Call trace: [ 1343.828981][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.829044][ T32] r10:8291a684 r9:edaf1d84 r8:00000002 r7:60000113 r6:edaf1d8c r5:85c26c00 [ 1343.829092][ T32] r4:85c26c00 [ 1343.829118][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.829200][ T32] r5:85c26c00 r4:8291a680 [ 1343.829230][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.829297][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.829356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edaf1e08 [ 1343.829381][ T32] r4:00000000 [ 1343.829403][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.829441][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.829503][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.829555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76340 [ 1343.829581][ T32] r4:00000000 [ 1343.829602][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.829716][ T32] r9:83018005 r8:85c26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5f5000 [ 1343.829744][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.829792][ T32] r5:00001000 r4:ed057000 [ 1343.829834][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.829882][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.829951][ T32] r5:85bebb8c r4:85beb800 [ 1343.829985][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.830040][ T32] r7:dddced80 r6:83018000 r5:85bebb8c r4:85a1a780 [ 1343.830062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.830114][ T32] r10:61c88647 r9:85c26c00 r8:85a1a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.830147][ T32] r4:85a1a780 [ 1343.830190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.830246][ T32] r10:00000000 r9:85a1a780 r8:80287e08 r7:edae5e60 r6:85a1a800 r5:85c26c00 [ 1343.830293][ T32] r4:00000001 [ 1343.830317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.830358][ T32] Exception stack(0xedaf1fb0 to 0xedaf1ff8) [ 1343.830388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.830421][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.830473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.830511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1343.830768][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.831435][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.831660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.832037][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1343.832540][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1343.832956][ T32] INFO: task kworker/0:797:7580 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.833408][ T32] r4:85c26000 ** 4 printk messages dropped ** [ 1343.833661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edae9e08 ** 9 printk messages dropped ** [ 1343.834145][ T32] r5:00001000 r4:ed611000 ** 4 printk messages dropped ** [ 1343.834396][ T32] r7:dddced80 r6:83018000 r5:85ca738c r4:85a1a880 ** 6 printk messages dropped ** [ 1343.834711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.845150][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.845806][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.846204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1343.846788][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1343.846937][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.846969][ T32] r4:00000001 [ 1343.846991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.847063][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.847143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.847209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.847264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.847303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.847381][ T32] r4:8334b7c0 [ 1343.847452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.847517][ T32] INFO: task kworker/0:798:7582 blocked for more than 470 seconds. [ 1343.847579][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.847639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.847671][ T32] task:kworker/0:798 state:D stack:0 pid:7582 tgid:7582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.847726][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.847791][ T32] Call trace: [ 1343.847830][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.847890][ T32] r10:8291a684 r9:edaddd84 r8:00000002 r7:60000013 r6:edaddd8c r5:85c23c00 [ 1343.847917][ T32] r4:85c23c00 [ 1343.847938][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.847986][ T32] r5:85c23c00 r4:8291a680 [ 1343.848007][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.848090][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.848193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edadde08 [ 1343.848267][ T32] r4:00000000 [ 1343.848326][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.848390][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.848467][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.848522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76140 [ 1343.848547][ T32] r4:00000000 [ 1343.848589][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.848666][ T32] r9:83018005 r8:85c23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5f7000 [ 1343.848718][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.848799][ T32] r5:00001000 r4:ed0a5000 [ 1343.848830][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.848874][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.848936][ T32] r5:85beb78c r4:85beb400 [ 1343.848961][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.849013][ T32] r7:dddced80 r6:83018000 r5:85beb78c r4:85a1a980 [ 1343.849038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.849091][ T32] r10:61c88647 r9:85c23c00 r8:85a1a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.849115][ T32] r4:85a1a980 [ 1343.849153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.849210][ T32] r10:00000000 r9:85a1a980 r8:80287e08 r7:edae9e60 r6:85a1aa00 r5:85c23c00 [ 1343.849275][ T32] r4:00000001 [ 1343.849300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.849362][ T32] Exception stack(0xedaddfb0 to 0xedaddff8) [ 1343.849395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.849428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.849482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.849540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.849569][ T32] r4:85d76300 [ 1343.849770][ T32] INFO: task kworker/0:798:7582 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.849807][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.849872][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.849920][ T32] Call trace: [ 1343.849976][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.850114][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.850174][ T32] r4:00000000 [ 1343.850203][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1343.850281][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.850708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1343.851282][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.851909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1343.852562][ T32] r4:85c23000 [ 1343.852583][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.852630][ T32] r5:85c23000 r4:8291a680 [ 1343.852672][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.852760][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.852814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edaf9e08 [ 1343.852860][ T32] r4:00000000 [ 1343.852893][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.852939][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.852987][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.853055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76a40 [ 1343.853089][ T32] r4:00000000 [ 1343.853136][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.853191][ T32] r9:83018005 r8:85c23000 r7:00000000 r6:83018000 r5:00001000 r4:7f5fd000 [ 1343.853215][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.853262][ T32] r5:00001000 r4:ed683000 [ 1343.853303][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.853352][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.853400][ T32] r5:8479e78c r4:8479e400 [ 1343.853445][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.853500][ T32] r7:dddced80 r6:83018000 r5:8479e78c r4:85a1aa80 [ 1343.853522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.853575][ T32] r10:61c88647 r9:85c23000 r8:85a1aaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.853599][ T32] r4:85a1aa80 [ 1343.853620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.853922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.854450][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 10 printk messages dropped ** [ 1343.854893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 11 printk messages dropped ** [ 1343.876042][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.876498][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 3 printk messages dropped ** [ 1343.876656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.876700][ T32] r4:8334b7c0 [ 1343.876729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.876762][ T32] INFO: task kworker/0:800:7586 blocked for more than 470 seconds. [ 1343.876798][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.876826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.876858][ T32] task:kworker/0:800 state:D stack:0 pid:7586 tgid:7586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.876946][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.877024][ T32] Call trace: [ 1343.877105][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.877174][ T32] r10:8291a684 r9:edaf5d84 r8:00000002 r7:60000113 r6:edaf5d8c r5:85c21800 [ 1343.877199][ T32] r4:85c21800 [ 1343.877222][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.877281][ T32] r5:85c21800 r4:8291a680 [ 1343.877307][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.877352][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.877401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edaf5e08 [ 1343.877460][ T32] r4:00000000 [ 1343.877485][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.877525][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.877565][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.877613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d767c0 [ 1343.877637][ T32] r4:00000000 [ 1343.877659][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.877720][ T32] r9:83018005 r8:85c21800 r7:00000000 r6:83018000 r5:00001000 r4:7f5fb000 [ 1343.877747][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.877826][ T32] r5:00001000 r4:ed651000 [ 1343.877898][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.877946][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.877993][ T32] r5:85be9b8c r4:85be9800 [ 1343.878035][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.878118][ T32] r7:dddced80 r6:83018000 r5:85be9b8c r4:85a1ab80 [ 1343.878152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.878232][ T32] r10:61c88647 r9:85c21800 r8:85a1abac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.878260][ T32] r4:85a1ab80 [ 1343.878330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.878419][ T32] r10:00000000 r9:85a1ab80 r8:80287e08 r7:edaf9e60 r6:85a1ac00 r5:85c21800 [ 1343.878445][ T32] r4:00000001 [ 1343.878498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.878548][ T32] Exception stack(0xedaf5fb0 to 0xedaf5ff8) [ 1343.878578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.878610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.878663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.878715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.878748][ T32] r4:85d76780 [ 1343.878956][ T32] INFO: task kworker/0:800:7586 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.879011][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.879151][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.879227][ T32] Call trace: [ 1343.879285][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.879373][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.879408][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.879548][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1343.879902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.880329][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1343.880722][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1343.881119][ T32] INFO: task kworker/0:801:7589 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.881582][ T32] r4:8488c800 ** 4 printk messages dropped ** [ 1343.881858][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edafde08 ** 12 printk messages dropped ** [ 1343.882529][ T32] r5:85bf038c r4:85bf0000 ** 2 printk messages dropped ** [ 1343.882628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.883091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.883648][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.883964][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.884043][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.884082][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.884112][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.884145][ T32] r5:80090113 r4:80239bb0 [ 1343.884188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.884272][ T32] r4:82ac21e4 [ 1343.884298][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.884348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.884394][ T32] r4:df9dddc0 [ 1343.884420][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.884469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.884494][ T32] r4:00000000 [ 1343.884516][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.884567][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.884612][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.884664][ T32] r5:00001000 r4:dffe3000 [ 1343.884686][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.884730][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.884777][ T32] r5:8529a38c r4:8529a000 [ 1343.884798][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.884850][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.884888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.884954][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.884988][ T32] r4:849f1580 [ 1343.885009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.897042][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.897137][ T32] r4:00000001 [ 1343.897190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.897256][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.897373][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.897431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.897466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.897542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.897570][ T32] r4:8334b7c0 [ 1343.897596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.897627][ T32] INFO: task kworker/0:802:7590 blocked for more than 470 seconds. [ 1343.897684][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.897736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.897762][ T32] task:kworker/0:802 state:D stack:0 pid:7590 tgid:7590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.897868][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.897946][ T32] Call trace: [ 1343.897981][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.898041][ T32] r10:8291a684 r9:edb01d84 r8:00000002 r7:60000113 r6:edb01d8c r5:85190000 [ 1343.898065][ T32] r4:85190000 [ 1343.898107][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.898189][ T32] r5:85190000 r4:8291a680 [ 1343.898239][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.898340][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.898405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb01e08 [ 1343.898451][ T32] r4:00000000 [ 1343.898477][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.898516][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.898558][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.898646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76ac0 [ 1343.898676][ T32] r4:00000000 [ 1343.898697][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.898751][ T32] r9:83018005 r8:85190000 r7:00000000 r6:83018000 r5:00001000 r4:7f5ff000 [ 1343.898774][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.898897][ T32] r5:00001000 r4:ed6c1000 [ 1343.898953][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.899122][ T32] r5:85ca6b8c r4:85ca6800 ** 2 printk messages dropped ** [ 1343.899258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.899435][ T32] r10:00000000 r9:85a1ad80 r8:80287e08 r7:edafde60 r6:85a1ae00 r5:85190000 ** 5 printk messages dropped ** [ 1343.899688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.900070][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.900419][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.900460][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.900508][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.900550][ T32] r5:80090113 r4:80239bb0 [ 1343.900593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.900647][ T32] r4:82ac21e4 [ 1343.900700][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.900798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.900828][ T32] r4:df9dddc0 [ 1343.900872][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.900951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.901011][ T32] r4:00000000 [ 1343.901082][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.901143][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.901192][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.901246][ T32] r5:00001000 r4:dffe3000 [ 1343.901268][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.901313][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.901417][ T32] r5:8529a38c r4:8529a000 [ 1343.901442][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.901496][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.901539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.901597][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.901624][ T32] r4:849f1580 [ 1343.901646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.901756][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.901791][ T32] r4:00000001 [ 1343.901813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.901875][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.901951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.901989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.902018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.902072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.902100][ T32] r4:8334b7c0 [ 1343.902162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1343.902446][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.902657][ T32] r10:8291a684 r9:edb05d84 r8:00000002 r7:60000013 r6:edb05d8c r5:85190c00 [ 1343.902704][ T32] r4:85190c00 [ 1343.902766][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.902860][ T32] r5:85190c00 r4:8291a680 [ 1343.902915][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.902994][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.903098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb05e08 [ 1343.903169][ T32] r4:00000000 [ 1343.903243][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1343.903313][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1343.903357][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.903441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76c00 [ 1343.903479][ T32] r4:00000000 [ 1343.903523][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.903601][ T32] r9:83018005 r8:85190c00 r7:00000000 r6:83018000 r5:00001000 r4:7f601000 [ 1343.903691][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.903743][ T32] r5:00001000 r4:ed6e7000 [ 1343.903767][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.903810][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.903857][ T32] r5:8479f78c r4:8479f400 [ 1343.903933][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.903988][ T32] r7:dddced80 r6:83018000 r5:8479f78c r4:85a1ae80 [ 1343.904011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.904066][ T32] r10:61c88647 r9:85190c00 r8:85a1aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.904142][ T32] r4:85a1ae80 [ 1343.904168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.904282][ T32] r10:00000000 r9:85a1ae80 r8:80287e08 r7:edafde60 r6:85a1af00 r5:85190c00 [ 1343.904375][ T32] r4:00000001 [ 1343.904441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.904538][ T32] Exception stack(0xedb05fb0 to 0xedb05ff8) [ 1343.904597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.904633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.904665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1343.904812][ T32] INFO: task kworker/0:803:7592 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.904866][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.904951][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.904997][ T32] Call trace: [ 1343.905097][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.923963][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.924029][ T32] r4:00000000 [ 1343.924055][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.924126][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1343.924449][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.924664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.925843][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.926179][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.926372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.926723][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.927163][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.927797][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.928113][ T32] r7:dddced80 r6:83018000 r5:85bf138c r4:85a1af80 ** 4 printk messages dropped ** [ 1343.928411][ T32] r10:00000000 r9:85a1af80 r8:80287e08 r7:edafde60 r6:85d69000 r5:85191800 ** 8 printk messages dropped ** [ 1343.928918][ T32] INFO: task kworker/0:804:7594 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 7 printk messages dropped ** [ 1343.929408][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 6 printk messages dropped ** [ 1343.929704][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1343.930268][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.930715][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1343.930914][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1343.931225][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.931642][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.932171][ T32] r9:83018005 r8:85192400 r7:00000000 r6:83018000 r5:00001000 r4:7f605000 [ 1343.932242][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.932293][ T32] r5:00001000 r4:ed73f000 [ 1343.932316][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.932380][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.932432][ T32] r5:85bf0b8c r4:85bf0800 [ 1343.932459][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.932531][ T32] r7:dddced80 r6:83018000 r5:85bf0b8c r4:85d69080 [ 1343.932636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.932720][ T32] r10:61c88647 r9:85192400 r8:85d690ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.932769][ T32] r4:85d69080 [ 1343.932795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.932848][ T32] r10:00000000 r9:85d69080 r8:80287e08 r7:edb09e60 r6:85d69100 r5:85192400 [ 1343.932873][ T32] r4:00000001 [ 1343.932954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.932999][ T32] Exception stack(0xedb0dfb0 to 0xedb0dff8) [ 1343.933032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.933137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.933172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.933206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.933230][ T32] r4:85a0a080 [ 1343.933358][ T32] INFO: task kworker/0:805:7597 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.933395][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.933454][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.933524][ T32] Call trace: [ 1343.933574][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.933652][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.933688][ T32] r4:00000000 [ 1343.933710][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.933755][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.933787][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.933842][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.933876][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.933925][ T32] r5:80090113 r4:80239bb0 [ 1343.933951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.934039][ T32] r4:82ac21e4 [ 1343.934064][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.934115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.934227][ T32] r4:df9dddc0 [ 1343.934254][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.934302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.934347][ T32] r4:00000000 [ 1343.934373][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.934425][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.934450][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.934497][ T32] r5:00001000 r4:dffe3000 [ 1343.934519][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.934603][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.934656][ T32] r5:8529a38c r4:8529a000 [ 1343.934701][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.934758][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.934804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.934861][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.934886][ T32] r4:849f1580 [ 1343.934907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.934958][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.934982][ T32] r4:00000001 [ 1343.935003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.935070][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.950291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.950407][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.950467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.950510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.950559][ T32] r4:8334b7c0 [ 1343.950590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.950622][ T32] INFO: task kworker/0:806:7598 blocked for more than 470 seconds. ** 6 printk messages dropped ** [ 1343.951120][ T32] r10:8291a684 r9:edb11d84 r8:00000002 r7:60000113 r6:edb11d8c r5:85193000 ** 8 printk messages dropped ** [ 1343.951423][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.951840][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.952101][ T32] r4:85d69180 ** 1 printk messages dropped ** [ 1343.952186][ T32] r10:00000000 r9:85d69180 r8:80287e08 r7:edb09e60 r6:85d69200 r5:85193000 [ 1343.952211][ T32] r4:00000001 [ 1343.952231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.952295][ T32] Exception stack(0xedb11fb0 to 0xedb11ff8) [ 1343.952330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.952362][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.952392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.952426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.952482][ T32] r4:85a0a080 [ 1343.952691][ T32] INFO: task kworker/0:806:7598 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.952729][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.952791][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.952837][ T32] Call trace: [ 1343.952867][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.952946][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.952976][ T32] r4:00000000 [ 1343.952998][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.953043][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.953075][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.953130][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.953173][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.953202][ T32] r5:80090113 r4:80239bb0 [ 1343.953223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.953280][ T32] r4:82ac21e4 [ 1343.953305][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1343.953457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1343.953920][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1343.954200][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.954421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.954849][ T32] r10:8291a684 r9:edb25d84 r8:00000002 r7:60000013 r6:edb25d8c r5:85195400 ** 8 printk messages dropped ** [ 1343.967292][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.967657][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.967754][ T32] r5:85bf178c r4:85bf1400 [ 1343.967776][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.967865][ T32] r7:dddced80 r6:83018000 r5:85bf178c r4:85d69280 [ 1343.967899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.967955][ T32] r10:61c88647 r9:85195400 r8:85d692ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.967981][ T32] r4:85d69280 [ 1343.968002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.968055][ T32] r10:00000000 r9:85d69280 r8:80287e08 r7:edb11e60 r6:85d69300 r5:85195400 [ 1343.968079][ T32] r4:00000001 [ 1343.968101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.968153][ T32] Exception stack(0xedb25fb0 to 0xedb25ff8) [ 1343.968188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.968220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.968264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.968343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.968418][ T32] r4:85a0a500 [ 1343.968698][ T32] INFO: task kworker/0:807:7603 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.968764][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.968915][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.968970][ T32] Call trace: [ 1343.969029][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.969111][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.969181][ T32] r4:00000000 [ 1343.969229][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.969323][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.969362][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.969396][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.969438][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.969489][ T32] r5:80090113 r4:80239bb0 [ 1343.969541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.969593][ T32] r4:82ac21e4 [ 1343.969629][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1343.969830][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.970080][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.970129][ T32] r5:8529a38c r4:8529a000 [ 1343.970158][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.970243][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.970277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.970332][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.970356][ T32] r4:849f1580 [ 1343.970378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.970465][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.970494][ T32] r4:00000001 [ 1343.970515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.970554][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.970585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.970617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.970669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.970712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.970756][ T32] r4:8334b7c0 [ 1343.970783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.970813][ T32] INFO: task kworker/0:808:7605 blocked for more than 470 seconds. [ 1343.970894][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.970928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.970976][ T32] task:kworker/0:808 state:D stack:0 pid:7605 tgid:7605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.971140][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.971261][ T32] Call trace: [ 1343.971326][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.971384][ T32] r10:8291a684 r9:edb21d84 r8:00000002 r7:60000013 r6:edb21d8c r5:85193c00 [ 1343.971454][ T32] r4:85193c00 [ 1343.971506][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1343.971774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb21e08 ** 9 printk messages dropped ** [ 1343.972271][ T32] r5:00001000 r4:ed8bb000 ** 2 printk messages dropped ** [ 1343.972385][ T32] r5:85bf1f8c r4:85bf1c00 ** 3 printk messages dropped ** [ 1343.972538][ T32] r10:61c88647 r9:85193c00 r8:85d693ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1343.972939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.973474][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.973506][ T32] r4:00000000 [ 1343.973551][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.973601][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.973678][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.973716][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.973745][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.973773][ T32] r5:80090113 r4:80239bb0 [ 1343.973816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.973867][ T32] r4:82ac21e4 [ 1343.973889][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.973939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.973965][ T32] r4:df9dddc0 [ 1343.974008][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.974066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.974092][ T32] r4:00000000 [ 1343.974144][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.974243][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.974273][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.974322][ T32] r5:00001000 r4:dffe3000 [ 1343.974344][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.974410][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.974462][ T32] r5:8529a38c r4:8529a000 [ 1343.974499][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.974624][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.974683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.974746][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1343.974900][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.987344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.987607][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1343.987991][ T32] r4:85196000 ** 4 printk messages dropped ** [ 1343.988283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb15e08 ** 5 printk messages dropped ** [ 1343.988566][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.988922][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.989180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.989239][ T32] r10:61c88647 r9:85196000 r8:85d694ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.989264][ T32] r4:85d69480 [ 1343.989286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.989339][ T32] r10:00000000 r9:85d69480 r8:80287e08 r7:edb21e60 r6:85d69500 r5:85196000 [ 1343.989364][ T32] r4:00000001 [ 1343.989384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.989426][ T32] Exception stack(0xedb15fb0 to 0xedb15ff8) [ 1343.989456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.989511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.989547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.989581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.989605][ T32] r4:85a0a300 [ 1343.989780][ T32] INFO: task kworker/0:809:7607 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.989837][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.989922][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.989971][ T32] Call trace: [ 1343.990002][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.990059][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.990085][ T32] r4:00000000 [ 1343.990106][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.990158][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.990190][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.990244][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.990277][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.990327][ T32] r5:80090113 r4:80239bb0 [ 1343.990380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.990455][ T32] r4:82ac21e4 [ 1343.990485][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.990557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.990585][ T32] r4:df9dddc0 [ 1343.990606][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.990656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.990711][ T32] r4:00000000 [ 1343.990737][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1343.990790][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1343.990813][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.990881][ T32] r5:00001000 r4:dffe3000 [ 1343.990930][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1343.990977][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.991024][ T32] r5:8529a38c r4:8529a000 [ 1343.991114][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.991183][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1343.991211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.991265][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.991288][ T32] r4:849f1580 [ 1343.991309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.991383][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1343.991412][ T32] r4:00000001 [ 1343.991445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.991549][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1343.991583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.991615][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.991645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.991699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.991728][ T32] r4:8334b7c0 [ 1343.991771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.991802][ T32] INFO: task kworker/0:810:7609 blocked for more than 470 seconds. [ 1343.991833][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1343.991873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.991921][ T32] task:kworker/0:810 state:D stack:0 pid:7609 tgid:7609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.991991][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.992067][ T32] Call trace: [ 1343.992162][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1343.992249][ T32] r10:8291a684 r9:edb29d84 r8:00000002 r7:60000113 r6:edb29d8c r5:85194800 [ 1343.992298][ T32] r4:85194800 [ 1343.992332][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1343.992384][ T32] r5:85194800 r4:8291a680 [ 1343.992406][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.992525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb29e08 ** 5 printk messages dropped ** [ 1343.992776][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.992976][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.993110][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.993400][ T32] r10:00000000 r9:85d69580 r8:80287e08 r7:edb15e60 r6:85d69600 r5:85194800 [ 1343.993450][ T32] r4:00000001 [ 1343.993474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.993535][ T32] Exception stack(0xedb29fb0 to 0xedb29ff8) [ 1343.993568][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.993624][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.993658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.993694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.993722][ T32] r4:85a0a500 [ 1343.993816][ T32] INFO: task kworker/0:810:7609 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1343.993910][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.994051][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.994121][ T32] Call trace: [ 1343.994253][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.994356][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1343.994388][ T32] r4:00000000 [ 1343.994410][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.994478][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1343.994516][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1343.994550][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1343.994578][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1343.994604][ T32] r5:80090113 r4:80239bb0 [ 1343.994688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.994782][ T32] r4:82ac21e4 [ 1343.994809][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.994862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1343.994891][ T32] r4:df9dddc0 [ 1343.994914][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1343.994986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1343.995014][ T32] r4:00000000 [ 1343.995082][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.004788][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.004871][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.004947][ T32] r5:00001000 r4:dffe3000 [ 1344.004991][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.005524][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.005621][ T32] r5:8529a38c r4:8529a000 [ 1344.005662][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.005749][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.005782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.005836][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.005861][ T32] r4:849f1580 [ 1344.005885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.005977][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.006037][ T32] r4:00000001 [ 1344.006063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.006127][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.006176][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.006209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.006239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.006296][ T32] r4:8334b7c0 ** 4 printk messages dropped ** [ 1344.006471][ T32] task:kworker/0:811 state:D stack:0 pid:7611 tgid:7611 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.006750][ T32] r4:85c08c00 ** 3 printk messages dropped ** [ 1344.006983][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.007276][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1344.007596][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.007708][ T32] r5:85bf1b8c r4:85bf1800 ** 3 printk messages dropped ** [ 1344.007919][ T32] r10:61c88647 r9:85c08c00 r8:85d696ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1344.008191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.008433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1344.008875][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.009188][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1344.009382][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 4 printk messages dropped ** [ 1344.009627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 6 printk messages dropped ** [ 1344.009930][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.010214][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1344.010447][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 2 printk messages dropped ** [ 1344.010549][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.010582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.010637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.010676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.010709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.010776][ T32] r4:8334b7c0 [ 1344.010811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.010836][ T32] INFO: task kworker/0:812:7613 blocked for more than 470 seconds. [ 1344.010867][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.010912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.010938][ T32] task:kworker/0:812 state:D stack:0 pid:7613 tgid:7613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.011007][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.011089][ T32] Call trace: [ 1344.011137][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.011218][ T32] r10:8291a684 r9:edb3dd84 r8:00000002 r7:60000113 r6:edb3dd8c r5:85c0c800 [ 1344.011246][ T32] r4:85c0c800 [ 1344.011293][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.011369][ T32] r5:85c0c800 r4:8291a680 [ 1344.011424][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.011474][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.011523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb3de08 [ 1344.011547][ T32] r4:00000000 [ 1344.011589][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.011633][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.011673][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.011742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d76e80 [ 1344.011773][ T32] r4:00000000 [ 1344.011795][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.011847][ T32] r9:83018005 r8:85c0c800 r7:00000000 r6:83018000 r5:00001000 r4:7f61d000 [ 1344.011903][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.011955][ T32] r5:00001000 r4:edb45000 [ 1344.011978][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.012049][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.012130][ T32] r5:85bf338c r4:85bf3000 [ 1344.012162][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.012214][ T32] r7:dddced80 r6:83018000 r5:85bf338c r4:85d69700 [ 1344.012237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.012290][ T32] r10:61c88647 r9:85c0c800 r8:85d6972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.012314][ T32] r4:85d69700 [ 1344.012350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.012426][ T32] r10:00000000 r9:85d69700 r8:80287e08 r7:edb15e60 r6:85b1e500 r5:85c0c800 [ 1344.012459][ T32] r4:00000001 [ 1344.012480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.012521][ T32] Exception stack(0xedb3dfb0 to 0xedb3dff8) [ 1344.012551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.012583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.012634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.012699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.012735][ T32] r4:85a0ae00 [ 1344.012833][ T32] INFO: task kworker/0:812:7613 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.012887][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.012949][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.013018][ T32] Call trace: [ 1344.013049][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.013106][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.013138][ T32] r4:00000000 [ 1344.013183][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.013240][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.013276][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.013309][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.013336][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.013364][ T32] r5:80090113 r4:80239bb0 [ 1344.013405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1344.013566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 8 printk messages dropped ** [ 1344.013945][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.014290][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.014651][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 2 printk messages dropped ** [ 1344.014875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.033818][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.033852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.033901][ T32] task:kworker/0:813 state:D stack:0 pid:7615 tgid:7615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.033970][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.034055][ T32] Call trace: [ 1344.034094][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.034197][ T32] r10:8291a684 r9:edb4dd84 r8:00000002 r7:60000113 r6:edb4dd8c r5:85c0e000 [ 1344.034254][ T32] r4:85c0e000 [ 1344.034284][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.034358][ T32] r5:85c0e000 r4:8291a680 [ 1344.034390][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.034437][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.034508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb4de08 [ 1344.034543][ T32] r4:00000000 [ 1344.034596][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.034648][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.034692][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.034740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a0af80 [ 1344.034766][ T32] r4:00000000 [ 1344.034807][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.034871][ T32] r9:83018005 r8:85c0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f61b000 [ 1344.034902][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.034952][ T32] r5:00001000 r4:edb3f000 [ 1344.034974][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.035017][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.039892][ T32] r5:85bf2f8c r4:85bf2c00 [ 1344.039931][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.040040][ T32] r7:dddced80 r6:83018000 r5:85bf2f8c r4:85d69780 [ 1344.040091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.040166][ T32] r10:61c88647 r9:85c0e000 r8:85d697ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.040193][ T32] r4:85d69780 [ 1344.040214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.040267][ T32] r10:00000000 r9:85d69780 r8:80287e08 r7:edb3de60 r6:85b1e580 r5:85c0e000 [ 1344.040292][ T32] r4:00000001 [ 1344.040335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.040408][ T32] Exception stack(0xedb4dfb0 to 0xedb4dff8) [ 1344.040445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.040516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.040550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.040584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.040607][ T32] r4:85a0ae00 [ 1344.040790][ T32] INFO: task kworker/0:813:7615 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.040827][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.040932][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.041012][ T32] Call trace: [ 1344.041069][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.041166][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.041199][ T32] r4:00000000 [ 1344.041242][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.041306][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.041342][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.041395][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.041427][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.041478][ T32] r5:80090113 r4:80239bb0 [ 1344.041524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.041596][ T32] r4:82ac21e4 [ 1344.041650][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.041728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.041783][ T32] r4:df9dddc0 [ 1344.041814][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.042010][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.042447][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1344.042620][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1344.042769][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1344.042991][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.043313][ T32] r5:85c0b000 r4:8291a680 ** 2 printk messages dropped ** [ 1344.043453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb55e08 ** 9 printk messages dropped ** [ 1344.043841][ T32] r5:00001000 r4:edb7b000 ** 2 printk messages dropped ** [ 1344.043999][ T32] r5:85bf3b8c r4:85bf3800 [ 1344.044024][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.044076][ T32] r7:dddced80 r6:83018000 r5:85bf3b8c r4:85d69800 [ 1344.044140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.044197][ T32] r10:61c88647 r9:85c0b000 r8:85d6982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.044222][ T32] r4:85d69800 [ 1344.044242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.044409][ T32] r10:00000000 r9:85d69800 r8:80287e08 r7:edb3de60 r6:85b1e600 r5:85c0b000 [ 1344.044439][ T32] r4:00000001 [ 1344.044460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.044501][ T32] Exception stack(0xedb55fb0 to 0xedb55ff8) [ 1344.044531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.044591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.044625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.044658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.044708][ T32] r4:85d76d80 [ 1344.044818][ T32] INFO: task kworker/0:814:7616 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.044855][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.044938][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.045006][ T32] Call trace: [ 1344.055606][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.057330][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.058608][ T32] r4:00000000 [ 1344.059748][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.061534][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.063141][ T32] dd20: 81fcb000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.064639][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.082847][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.082943][ T32] r5:80090113 r4:80239bb0 [ 1344.082996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.083111][ T32] r4:82ac21e4 [ 1344.083158][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.083254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.083293][ T32] r4:df9dddc0 [ 1344.083344][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.083399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.083423][ T32] r4:00000000 [ 1344.083460][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.083559][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.083628][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.083683][ T32] r5:00001000 r4:dffe3000 [ 1344.083705][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.083797][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1344.084102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.084486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.084953][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.090179][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.090678][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.091012][ T32] r10:61c88647 r9:85c0d400 r8:85d698ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.091429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.092124][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.092444][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1344.093002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 11 printk messages dropped ** [ 1344.093518][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.093903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.094447][ T32] r4:85c08000 ** 4 printk messages dropped ** [ 1344.094686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb71e08 ** 8 printk messages dropped ** [ 1344.095029][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.106045][ T32] r10:61c88647 r9:85c08000 r8:85d6992c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.106297][ T32] Exception stack(0xedb71fb0 to 0xedb71ff8) [ 1344.106330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.106384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.106419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.106462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.106491][ T32] r4:85a2c100 [ 1344.106689][ T32] INFO: task kworker/0:816:7620 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.106729][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.106854][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.106928][ T32] Call trace: [ 1344.106990][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.107095][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.107126][ T32] r4:00000000 [ 1344.107153][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.107226][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.107263][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.107323][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.107355][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.107382][ T32] r5:80090113 r4:80239bb0 [ 1344.107404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.107471][ T32] r4:82ac21e4 [ 1344.107503][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.107553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.107599][ T32] r4:df9dddc0 [ 1344.107625][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.107676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.107703][ T32] r4:00000000 [ 1344.107735][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.107795][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.107819][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.107867][ T32] r5:00001000 r4:dffe3000 [ 1344.107892][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.107937][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.107985][ T32] r5:8529a38c r4:8529a000 [ 1344.108027][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.108104][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.108183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.108242][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.108273][ T32] r4:849f1580 [ 1344.108323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.108399][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.108447][ T32] r4:00000001 [ 1344.108478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.108519][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.108570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.108607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.108658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.108696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.108720][ T32] r4:8334b7c0 [ 1344.108767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.108822][ T32] INFO: task kworker/0:817:7622 blocked for more than 470 seconds. [ 1344.108883][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.108947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.108981][ T32] task:kworker/0:817 state:D stack:0 pid:7622 tgid:7622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.109035][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.109079][ T32] Call trace: [ 1344.109112][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.109176][ T32] r10:8291a684 r9:edb79d84 r8:00000002 r7:60000113 r6:edb79d8c r5:85c09800 [ 1344.109202][ T32] r4:85c09800 [ 1344.109224][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.109272][ T32] r5:85c09800 r4:8291a680 [ 1344.109315][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.109363][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.109413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb79e08 [ 1344.109438][ T32] r4:00000000 [ 1344.109458][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.109520][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.109569][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.109640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2c380 [ 1344.109692][ T32] r4:00000000 [ 1344.109717][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.109834][ T32] r9:83018005 r8:85c09800 r7:00000000 r6:83018000 r5:00001000 r4:7f625000 [ 1344.109861][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.109934][ T32] r5:00001000 r4:edb81000 [ 1344.109981][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.110032][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.110087][ T32] r5:85bf3f8c r4:85bf3c00 [ 1344.110109][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.110189][ T32] r7:dddced80 r6:83018000 r5:85bf3f8c r4:85d69980 [ 1344.110276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.110344][ T32] r10:61c88647 r9:85c09800 r8:85d699ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.110372][ T32] r4:85d69980 [ 1344.110393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.110444][ T32] r10:00000000 r9:85d69980 r8:80287e08 r7:edb55e60 r6:85b1e780 r5:85c09800 [ 1344.110469][ T32] r4:00000001 [ 1344.110489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.110529][ T32] Exception stack(0xedb79fb0 to 0xedb79ff8) [ 1344.110558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.110590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.110630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.110666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1344.110808][ T32] INFO: task kworker/0:817:7622 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 10 printk messages dropped ** [ 1344.111445][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1344.111889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 2 printk messages dropped ** [ 1344.111992][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.112057][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.112111][ T32] r5:00001000 r4:dffe3000 [ 1344.112139][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.112184][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.112231][ T32] r5:8529a38c r4:8529a000 [ 1344.112288][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.112345][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.112389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.112450][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.112495][ T32] r4:849f1580 [ 1344.112521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.112595][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.112645][ T32] r4:00000001 [ 1344.112670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.112754][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.112788][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.112886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.112927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.112962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.112987][ T32] r4:8334b7c0 [ 1344.113061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.113221][ T32] INFO: task kworker/0:818:7624 blocked for more than 470 seconds. [ 1344.113284][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.113314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.113337][ T32] task:kworker/0:818 state:D stack:0 pid:7624 tgid:7624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.113412][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.113530][ T32] Call trace: [ 1344.113579][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.113635][ T32] r10:8291a684 r9:edb89d84 r8:00000002 r7:60000113 r6:edb89d8c r5:85c0ec00 [ 1344.113682][ T32] r4:85c0ec00 [ 1344.113708][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.113758][ T32] r5:85c0ec00 r4:8291a680 [ 1344.113800][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.113868][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.113946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb89e08 [ 1344.113974][ T32] r4:00000000 [ 1344.114001][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1344.114081][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.114455][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.114804][ T32] r4:85d69a00 ** 4 printk messages dropped ** [ 1344.115149][ T32] Exception stack(0xedb89fb0 to 0xedb89ff8) ** 6 printk messages dropped ** [ 1344.133556][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.134249][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.134520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.139801][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1344.140233][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1344.140519][ T32] INFO: task kworker/0:819:7626 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.141200][ T32] r5:85c0bc00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.141451][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.141747][ T32] r9:83018005 r8:85c0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f627000 ** 6 printk messages dropped ** [ 1344.142057][ T32] r7:dddced80 r6:83018000 r5:85bebf8c r4:85d69a80 ** 5 printk messages dropped ** [ 1344.142282][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.142503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.143068][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.143296][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1344.143511][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1344.143789][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1344.144230][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1344.144507][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 2 printk messages dropped ** [ 1344.144626][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.144743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.144771][ T32] r4:8334b7c0 [ 1344.144817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.144867][ T32] INFO: task kworker/0:820:7629 blocked for more than 470 seconds. [ 1344.144922][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.144966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.144991][ T32] task:kworker/0:820 state:D stack:0 pid:7629 tgid:7629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.145041][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.156860][ T32] Call trace: [ 1344.156918][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.156992][ T32] r10:8291a684 r9:edbadd84 r8:00000002 r7:60000113 r6:edbadd8c r5:85c0a400 [ 1344.157042][ T32] r4:85c0a400 [ 1344.157090][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.157155][ T32] r5:85c0a400 r4:8291a680 [ 1344.157192][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.157303][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.157357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbade08 [ 1344.157403][ T32] r4:00000000 [ 1344.157431][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.157494][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.157611][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.157665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e99380 [ 1344.157692][ T32] r4:00000000 [ 1344.157735][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.157792][ T32] r9:83018005 r8:85c0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f781000 [ 1344.157817][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.157867][ T32] r5:00001000 r4:edecf000 [ 1344.157937][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.157988][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.158056][ T32] r5:85dbfb8c r4:85dbf800 [ 1344.158082][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.158197][ T32] r7:dddced80 r6:83018000 r5:85dbfb8c r4:85d69b00 [ 1344.158247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.158347][ T32] r10:61c88647 r9:85c0a400 r8:85d69b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.158374][ T32] r4:85d69b00 [ 1344.158397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.158451][ T32] r10:00000000 r9:85d69b00 r8:80287e08 r7:edb89e60 r6:85b1e900 r5:85c0a400 [ 1344.158477][ T32] r4:00000001 [ 1344.158540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.158587][ T32] Exception stack(0xedbadfb0 to 0xedbadff8) [ 1344.158640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.158698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.158781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.158825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.158852][ T32] r4:85a2c5c0 [ 1344.159093][ T32] INFO: task kworker/0:820:7629 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.159151][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.159220][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.159296][ T32] Call trace: [ 1344.159415][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.159479][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.159505][ T32] r4:00000000 [ 1344.159546][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.159595][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.159648][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.159727][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.159759][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.159803][ T32] r5:80090113 r4:80239bb0 [ 1344.159829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.159901][ T32] r4:82ac21e4 [ 1344.159929][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.160000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.160069][ T32] r4:df9dddc0 [ 1344.160094][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.160147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.160173][ T32] r4:00000000 [ 1344.160194][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.160266][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.160294][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.160342][ T32] r5:00001000 r4:dffe3000 [ 1344.160384][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.160448][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.160556][ T32] r5:8529a38c r4:8529a000 [ 1344.160583][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.160637][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.160661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.160736][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.160768][ T32] r4:849f1580 [ 1344.160790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.160844][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.160869][ T32] r4:00000001 [ 1344.160918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.160965][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.160996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.161030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.161059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.161105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.161136][ T32] r4:8334b7c0 [ 1344.161183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.161230][ T32] INFO: task kworker/0:821:7635 blocked for more than 470 seconds. [ 1344.161288][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.161321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.161365][ T32] task:kworker/0:821 state:D stack:0 pid:7635 tgid:7635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.161421][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.161551][ T32] Call trace: [ 1344.161591][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.161647][ T32] r10:8291a684 r9:edbbdd84 r8:00000002 r7:60000113 r6:edbbdd8c r5:85c28000 [ 1344.161692][ T32] r4:85c28000 [ 1344.161722][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.161772][ T32] r5:85c28000 r4:8291a680 [ 1344.161809][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.161856][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.161912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbbde08 [ 1344.161937][ T32] r4:00000000 [ 1344.161957][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.161996][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.162057][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.162159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a98080 [ 1344.162190][ T32] r4:00000000 [ 1344.162212][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.162263][ T32] r9:83018005 r8:85c28000 r7:00000000 r6:83018000 r5:00001000 r4:7f64b000 [ 1344.162286][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.162333][ T32] r5:00001000 r4:ed9e9000 [ 1344.162354][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.162445][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.162499][ T32] r5:85d9038c r4:85d90000 [ 1344.162544][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.162598][ T32] r7:dddced80 r6:83018000 r5:85d9038c r4:85d69b80 [ 1344.162621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.162675][ T32] r10:61c88647 r9:85c28000 r8:85d69bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.162699][ T32] r4:85d69b80 [ 1344.162720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.162771][ T32] r10:00000000 r9:85d69b80 r8:80287e08 r7:edbade60 r6:85b1e980 r5:85c28000 [ 1344.162899][ T32] r4:00000001 [ 1344.162924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.162965][ T32] Exception stack(0xedbbdfb0 to 0xedbbdff8) [ 1344.162996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.163071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.163114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.163151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.163176][ T32] r4:85a2ca00 [ 1344.163254][ T32] INFO: task kworker/0:821:7635 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.163288][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1344.163462][ T32] Call trace: [ 1344.163503][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.163562][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.163587][ T32] r4:00000000 [ 1344.163607][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.163686][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.163729][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.163763][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.163792][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.163820][ T32] r5:80090113 r4:80239bb0 [ 1344.163854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.163908][ T32] r4:82ac21e4 [ 1344.163930][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.163979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.164044][ T32] r4:df9dddc0 [ 1344.164110][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.164162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.164207][ T32] r4:00000000 [ 1344.164269][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1344.164436][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.164865][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 9 printk messages dropped ** [ 1344.176719][ T32] INFO: task kworker/0:822:7653 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1344.177194][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1344.177646][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.178054][ T32] r9:83018005 r8:85c2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f67b000 ** 5 printk messages dropped ** [ 1344.178332][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.178712][ T32] Exception stack(0xedbc5fb0 to 0xedbc5ff8) ** 6 printk messages dropped ** [ 1344.179133][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.179866][ T32] r4:82ac21e4 [ 1344.179959][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.180014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.180059][ T32] r4:df9dddc0 [ 1344.180090][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.180157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.180190][ T32] r4:00000000 [ 1344.180212][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.180263][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.180308][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.180360][ T32] r5:00001000 r4:dffe3000 [ 1344.180381][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.180425][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.180499][ T32] r5:8529a38c r4:8529a000 [ 1344.180524][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.180643][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.180671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.180725][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.180776][ T32] r4:849f1580 [ 1344.180809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.180866][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.180896][ T32] r4:00000001 [ 1344.180919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.180959][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.180988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.181019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.181070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.181129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.181157][ T32] r4:8334b7c0 ** 1 printk messages dropped ** [ 1344.181230][ T32] INFO: task kworker/0:823:7727 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.181776][ T32] r4:85c2ec00 ** 4 printk messages dropped ** [ 1344.182039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edce9e08 ** 5 printk messages dropped ** [ 1344.182267][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.182568][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.182658][ T32] r5:85dbe78c r4:85dbe400 [ 1344.182704][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.182758][ T32] r7:dddced80 r6:83018000 r5:85dbe78c r4:85d69c80 [ 1344.182781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.182855][ T32] r10:61c88647 r9:85c2ec00 r8:85d69cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.182887][ T32] r4:85d69c80 [ 1344.182911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.182964][ T32] r10:00000000 r9:85d69c80 r8:80287e08 r7:edbade60 r6:85b1ea80 r5:85c2ec00 [ 1344.182989][ T32] r4:00000001 [ 1344.183046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.183094][ T32] Exception stack(0xedce9fb0 to 0xedce9ff8) [ 1344.183152][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.183188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.183219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.183253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.183276][ T32] r4:85dac0c0 [ 1344.183348][ T32] INFO: task kworker/0:823:7727 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.183382][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.183454][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.183499][ T32] Call trace: [ 1344.183530][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.183616][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.183646][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.183722][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1344.184051][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.184280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.184735][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1344.202264][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1344.202546][ T32] INFO: task kworker/0:824:7762 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.202939][ T32] r4:85c2b000 ** 4 printk messages dropped ** [ 1344.203190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb19e08 ** 8 printk messages dropped ** [ 1344.203578][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.203930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.204244][ T32] Exception stack(0xedb19fb0 to 0xedb19ff8) [ 1344.204278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.204312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.204344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.204378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.204402][ T32] r4:85dacbc0 [ 1344.204561][ T32] INFO: task kworker/0:824:7762 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.204595][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.204690][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.204740][ T32] Call trace: [ 1344.204858][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.204949][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.205005][ T32] r4:00000000 [ 1344.209071][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.209176][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.209215][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.209273][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.209328][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.209361][ T32] r5:80090113 r4:80239bb0 [ 1344.209385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.209433][ T32] r4:82ac21e4 [ 1344.209478][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.209536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.209575][ T32] r4:df9dddc0 [ 1344.209601][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.209650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.209676][ T32] r4:00000000 [ 1344.209707][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.209763][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.209787][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.209837][ T32] r5:00001000 r4:dffe3000 [ 1344.209858][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.209937][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.209993][ T32] r5:8529a38c r4:8529a000 [ 1344.210015][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.210069][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.210092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.210145][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.210169][ T32] r4:849f1580 [ 1344.210190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.210244][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.210269][ T32] r4:00000001 [ 1344.210302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.210355][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.210389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.210422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.210478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.210536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.210573][ T32] r4:8334b7c0 [ 1344.210610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.210643][ T32] INFO: task kworker/0:825:7796 blocked for more than 470 seconds. [ 1344.210687][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.210717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.210763][ T32] task:kworker/0:825 state:D stack:0 pid:7796 tgid:7796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.210846][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1344.210963][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1344.211305][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.211480][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1344.211936][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.212202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.212632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.213028][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.213260][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1344.213728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.214155][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1344.214490][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 1 printk messages dropped ** [ 1344.214552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.214623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.214666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.214712][ T32] r4:8334b7c0 [ 1344.214737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.214764][ T32] INFO: task kworker/0:826:7806 blocked for more than 470 seconds. [ 1344.214806][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.214857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.214907][ T32] task:kworker/0:826 state:D stack:0 pid:7806 tgid:7806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.215005][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.225647][ T32] Call trace: [ 1344.225698][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.225771][ T32] r10:8291a684 r9:eddcdd84 r8:00000002 r7:60000113 r6:eddcdd8c r5:85c2c800 [ 1344.225797][ T32] r4:85c2c800 [ 1344.225819][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.225892][ T32] r5:85c2c800 r4:8291a680 [ 1344.225944][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.226007][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.226060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eddcde08 [ 1344.226085][ T32] r4:00000000 [ 1344.226105][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.226144][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.226206][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.226261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e99280 [ 1344.226286][ T32] r4:00000000 [ 1344.226307][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.226382][ T32] r9:83018005 r8:85c2c800 r7:00000000 r6:83018000 r5:00001000 r4:7f77f000 [ 1344.226410][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.226461][ T32] r5:00001000 r4:edec9000 [ 1344.226504][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.226553][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.226600][ T32] r5:85dbf78c r4:85dbf400 [ 1344.226622][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.226675][ T32] r7:dddced80 r6:83018000 r5:85dbf78c r4:85d69e00 [ 1344.226697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.226750][ T32] r10:61c88647 r9:85c2c800 r8:85d69e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.226796][ T32] r4:85d69e00 [ 1344.226840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.226898][ T32] r10:00000000 r9:85d69e00 r8:80287e08 r7:edbade60 r6:85b1ec80 r5:85c2c800 [ 1344.226946][ T32] r4:00000001 [ 1344.226972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.227014][ T32] Exception stack(0xeddcdfb0 to 0xeddcdff8) [ 1344.227072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.227119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.227153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.227256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.227326][ T32] r4:85e4e580 [ 1344.227518][ T32] INFO: task kworker/0:826:7806 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 4 printk messages dropped ** [ 1344.227867][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1344.228232][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.228411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 12 printk messages dropped ** [ 1344.228997][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1344.229213][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 4 printk messages dropped ** [ 1344.229390][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1344.229687][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.230111][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.230584][ T32] r5:00001000 r4:edb39000 ** 4 printk messages dropped ** [ 1344.230769][ T32] r7:dddced80 r6:83018000 r5:85dc078c r4:85d69e80 ** 5 printk messages dropped ** [ 1344.231097][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.231351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1344.231637][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.231844][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1344.232093][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.232397][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.232683][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.232998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.233050][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.233075][ T32] r4:00000001 [ 1344.233095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.233162][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.233204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.233253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.233289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.233324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.233349][ T32] r4:8334b7c0 [ 1344.233412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.233471][ T32] INFO: task kworker/0:828:7848 blocked for more than 470 seconds. [ 1344.233506][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.233532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.233580][ T32] task:kworker/0:828 state:D stack:0 pid:7848 tgid:7848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.233634][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.233690][ T32] Call trace: [ 1344.233852][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.233941][ T32] r10:8291a684 r9:ede65d84 r8:00000002 r7:60000113 r6:ede65d8c r5:85920c00 [ 1344.233972][ T32] r4:85920c00 [ 1344.233996][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.234046][ T32] r5:85920c00 r4:8291a680 [ 1344.234067][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.234147][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.234205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ede65e08 [ 1344.234253][ T32] r4:00000000 [ 1344.234278][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.234319][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.234358][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.234405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e99640 [ 1344.234429][ T32] r4:00000000 [ 1344.234464][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.234519][ T32] r9:83018005 r8:85920c00 r7:00000000 r6:83018000 r5:00001000 r4:7f783000 [ 1344.234543][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.234590][ T32] r5:00001000 r4:eded5000 [ 1344.234654][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.234702][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.234749][ T32] r5:85dbff8c r4:85dbfc00 [ 1344.234801][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.234856][ T32] r7:dddced80 r6:83018000 r5:85dbff8c r4:85d69f80 [ 1344.234879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.234940][ T32] r10:61c88647 r9:85920c00 r8:85d69fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.234965][ T32] r4:85d69f80 ** 2 printk messages dropped ** [ 1344.253390][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.253679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.254417][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 3 printk messages dropped ** [ 1344.254640][ T32] r5:80090113 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.254920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.261145][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1344.261448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.261845][ T32] INFO: task kworker/0:829:7855 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.262286][ T32] r5:85922400 r4:8291a680 ** 3 printk messages dropped ** [ 1344.262450][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.262636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582e580 ** 9 printk messages dropped ** [ 1344.263111][ T32] r7:dddced80 r6:83018000 r5:85dc138c r4:85e93080 ** 6 printk messages dropped ** [ 1344.263523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.264157][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.264493][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 8 printk messages dropped ** [ 1344.264843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.273842][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1344.274165][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.274394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.274606][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.274637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.274661][ T32] task:kworker/0:830 state:D stack:0 pid:7918 tgid:7918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.274717][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.274848][ T32] Call trace: [ 1344.274910][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.274979][ T32] r10:8291a684 r9:ee015d84 r8:00000002 r7:60000013 r6:ee015d8c r5:85920000 [ 1344.275005][ T32] r4:85920000 [ 1344.275126][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.279243][ T32] r5:85920000 r4:8291a680 [ 1344.279292][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.279365][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.279441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee015e08 [ 1344.279493][ T32] r4:00000000 [ 1344.279525][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.279585][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.279640][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.279692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582e480 [ 1344.279743][ T32] r4:00000000 [ 1344.279774][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.279840][ T32] r9:83018005 r8:85920000 r7:00000000 r6:83018000 r5:00001000 r4:7f7fb000 [ 1344.279868][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.279927][ T32] r5:00001000 r4:edb99000 [ 1344.279950][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.280014][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.280067][ T32] r5:85dc0f8c r4:85dc0c00 [ 1344.280089][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.280159][ T32] r7:dddced80 r6:83018000 r5:85dc0f8c r4:85e93180 [ 1344.280185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.280240][ T32] r10:61c88647 r9:85920000 r8:85e931ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.280264][ T32] r4:85e93180 [ 1344.280285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.280337][ T32] r10:00000000 r9:85e93180 r8:80287e08 r7:edf15e60 r6:85e93200 r5:85920000 [ 1344.280384][ T32] r4:00000001 [ 1344.280431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.280498][ T32] Exception stack(0xee015fb0 to 0xee015ff8) [ 1344.280534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.280567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.280597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.280631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.280655][ T32] r4:8582e500 [ 1344.280826][ T32] INFO: task kworker/0:830:7918 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.280861][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.280953][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.281022][ T32] Call trace: [ 1344.281139][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.281201][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.281226][ T32] r4:00000000 [ 1344.281248][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.281316][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.281353][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.281410][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.281464][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.281495][ T32] r5:80090113 r4:80239bb0 [ 1344.281580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.281630][ T32] r4:82ac21e4 [ 1344.281652][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.281702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.281726][ T32] r4:df9dddc0 [ 1344.281747][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.281878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.281912][ T32] r4:00000000 [ 1344.281934][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.282008][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.282035][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.282082][ T32] r5:00001000 r4:dffe3000 [ 1344.282103][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.282157][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.282212][ T32] r5:8529a38c r4:8529a000 [ 1344.282236][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.282298][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.282326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.282380][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.282416][ T32] r4:849f1580 [ 1344.282450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.282502][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.282527][ T32] r4:00000001 [ 1344.282547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.282586][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.282636][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.282693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.282728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.282823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.282853][ T32] r4:8334b7c0 [ 1344.282878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.282912][ T32] INFO: task kworker/0:831:7919 blocked for more than 470 seconds. [ 1344.282946][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.282973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.282994][ T32] task:kworker/0:831 state:D stack:0 pid:7919 tgid:7919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.283109][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.283157][ T32] Call trace: [ 1344.283210][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.283268][ T32] r10:8291a684 r9:edf85d84 r8:00000002 r7:60000113 r6:edf85d8c r5:85923c00 [ 1344.283293][ T32] r4:85923c00 [ 1344.283315][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.283362][ T32] r5:85923c00 r4:8291a680 [ 1344.283383][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.283425][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.283474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf85e08 [ 1344.283498][ T32] r4:00000000 [ 1344.283519][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.283557][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.283611][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.283663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e75d40 [ 1344.283689][ T32] r4:00000000 [ 1344.283710][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.283760][ T32] r9:83018005 r8:85923c00 r7:00000000 r6:83018000 r5:00001000 r4:7f8c7000 [ 1344.283800][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.283857][ T32] r5:00001000 r4:ee207000 [ 1344.283879][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.283928][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.284060][ T32] r5:85dc1f8c r4:85dc1c00 [ 1344.284113][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.284178][ T32] r7:dddced80 r6:83018000 r5:85dc1f8c r4:85e93280 [ 1344.284218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.284279][ T32] r10:61c88647 r9:85923c00 r8:85e932ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.284305][ T32] r4:85e93280 [ 1344.284356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.284422][ T32] r10:00000000 r9:85e93280 r8:80287e08 r7:edf15e60 r6:85e93300 r5:85923c00 [ 1344.284468][ T32] r4:00000001 [ 1344.284498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.284539][ T32] Exception stack(0xedf85fb0 to 0xedf85ff8) [ 1344.284570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.284602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.284632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.284665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.284710][ T32] r4:8582e040 [ 1344.284841][ T32] INFO: task kworker/0:831:7919 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.284890][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.284991][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.295408][ T32] Call trace: [ 1344.295468][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1344.295721][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1344.295826][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 2 printk messages dropped ** [ 1344.295954][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.296093][ T32] r4:df9dddc0 ** 2 printk messages dropped ** [ 1344.296222][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.296425][ T32] r5:00001000 r4:dffe3000 ** 1 printk messages dropped ** [ 1344.296539][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.296701][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.296762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.296833][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.296860][ T32] r4:849f1580 [ 1344.296887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.296964][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.296993][ T32] r4:00000001 [ 1344.297015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.297055][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.297084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.297116][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.297145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.297199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.297227][ T32] r4:8334b7c0 [ 1344.297252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.297303][ T32] INFO: task kworker/0:832:7930 blocked for more than 470 seconds. [ 1344.297343][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.297371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.297416][ T32] task:kworker/0:832 state:D stack:0 pid:7930 tgid:7930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.297499][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.297544][ T32] Call trace: [ 1344.297575][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.297651][ T32] r10:8291a684 r9:ee019d84 r8:00000002 r7:60000113 r6:ee019d8c r5:85c29800 [ 1344.297680][ T32] r4:85c29800 ** 1 printk messages dropped ** [ 1344.297749][ T32] r5:85c29800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.297952][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.298396][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.298636][ T32] r10:61c88647 r9:85c29800 r8:85e933ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.298996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.299677][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1344.300082][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.300286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 6 printk messages dropped ** [ 1344.300556][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.300669][ T32] r5:8529a38c r4:8529a000 [ 1344.300718][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.300818][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.300844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.300906][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1344.301047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.301369][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1344.301848][ T32] r4:85926c00 ** 3 printk messages dropped ** [ 1344.302039][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1344.302359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e75c40 ** 6 printk messages dropped ** [ 1344.302664][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.302938][ T32] r4:85e93400 ** 4 printk messages dropped ** [ 1344.303165][ T32] Exception stack(0xee08dfb0 to 0xee08dff8) ** 7 printk messages dropped ** [ 1344.303569][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.303834][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1344.304244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1344.304624][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.305005][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.317411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1344.317893][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.318278][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.318657][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.319130][ T32] r10:00000000 r9:85e93500 r8:80287e08 r7:edf85e60 r6:85e93580 r5:85925400 ** 6 printk messages dropped ** [ 1344.319382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.319993][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1344.320218][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1344.320326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.320354][ T32] r4:df9dddc0 [ 1344.320375][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.320425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.320470][ T32] r4:00000000 [ 1344.320496][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.320549][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.320573][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.320620][ T32] r5:00001000 r4:dffe3000 [ 1344.320641][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.320708][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.320770][ T32] r5:8529a38c r4:8529a000 [ 1344.320805][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.320908][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.320942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.320996][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.321042][ T32] r4:849f1580 [ 1344.321082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.321160][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.321194][ T32] r4:00000001 [ 1344.321215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.321255][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.321284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.321315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.321345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.321446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1344.321728][ T32] task:kworker/0:835 state:D stack:0 pid:8034 tgid:8034 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.322312][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.322628][ T32] r9:83018005 r8:85926000 r7:00000000 r6:83018000 r5:00001000 r4:7f8f9000 ** 3 printk messages dropped ** [ 1344.322803][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1344.323351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.323619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.323643][ T32] r4:85e75980 [ 1344.323719][ T32] INFO: task kworker/0:835:8034 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.323773][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.323865][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.323918][ T32] Call trace: [ 1344.323949][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.324006][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.324032][ T32] r4:00000000 [ 1344.324053][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.324097][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.324128][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.324162][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.324212][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.324250][ T32] r5:80090113 r4:80239bb0 [ 1344.324273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.324341][ T32] r4:82ac21e4 [ 1344.324373][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.324424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.324450][ T32] r4:df9dddc0 [ 1344.324470][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.324518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.324542][ T32] r4:00000000 [ 1344.324563][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.324613][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.324637][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.324684][ T32] r5:00001000 r4:dffe3000 [ 1344.324728][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.324796][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.324856][ T32] r5:8529a38c r4:8529a000 [ 1344.324879][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.324938][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.324971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.325081][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.342698][ T32] r4:849f1580 [ 1344.342792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.342891][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.342921][ T32] r4:00000001 [ 1344.342943][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.342986][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.343020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.343080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.343112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.343145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.343180][ T32] r4:8334b7c0 [ 1344.343209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.343240][ T32] INFO: task kworker/0:836:8106 blocked for more than 470 seconds. [ 1344.343276][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.343303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.343336][ T32] task:kworker/0:836 state:D stack:0 pid:8106 tgid:8106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.343407][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.343457][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.343641][ T32] r4:85196c00 ** 1 printk messages dropped ** [ 1344.343712][ T32] r5:85196c00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.343894][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.344045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e94000 ** 6 printk messages dropped ** [ 1344.344475][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.344950][ T32] r10:00000000 r9:85e93700 r8:80287e08 r7:ee135e60 r6:85e93780 r5:85196c00 ** 6 printk messages dropped ** [ 1344.349863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.350518][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1344.350706][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.351086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1344.351481][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1344.351752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1344.351996][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.352028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.352079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.352139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.352168][ T32] r4:8334b7c0 [ 1344.352192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.352222][ T32] INFO: task kworker/0:837:8108 blocked for more than 470 seconds. [ 1344.352270][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.352301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.352345][ T32] task:kworker/0:837 state:D stack:0 pid:8108 tgid:8108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.352421][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.352490][ T32] Call trace: [ 1344.352571][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.352644][ T32] r10:8291a684 r9:ee301d84 r8:00000002 r7:60000113 r6:ee301d8c r5:854d0000 [ 1344.352672][ T32] r4:854d0000 [ 1344.352694][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.352743][ T32] r5:854d0000 r4:8291a680 [ 1344.352764][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.352834][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.352934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee301e08 [ 1344.352987][ T32] r4:00000000 [ 1344.353049][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.353115][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.353163][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.353211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e945c0 [ 1344.353257][ T32] r4:00000000 [ 1344.353283][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.353334][ T32] r9:83018005 r8:854d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f94f000 [ 1344.353384][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.353435][ T32] r5:00001000 r4:ee0b9000 [ 1344.353465][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.353511][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.353558][ T32] r5:8496238c r4:84962000 [ 1344.353581][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.353631][ T32] r7:dddced80 r6:83018000 r5:8496238c r4:85e93800 [ 1344.353654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.353741][ T32] r10:61c88647 r9:854d0000 r8:85e9382c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.353810][ T32] r4:85e93800 [ 1344.353835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.354198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.354717][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1344.365464][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.365771][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.366120][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1344.366401][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1344.366724][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1344.367079][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.367454][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.367955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e94b80 ** 8 printk messages dropped ** [ 1344.368347][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.368748][ T32] Exception stack(0xee2f1fb0 to 0xee2f1ff8) ** 6 printk messages dropped ** [ 1344.369249][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.369699][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1344.370005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.370443][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1344.370692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.371062][ T32] INFO: task kworker/0:839:8113 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.371424][ T32] r4:85c2d400 ** 4 printk messages dropped ** [ 1344.371635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee305e08 ** 9 printk messages dropped ** [ 1344.372040][ T32] r5:00001000 r4:ede27000 ** 5 printk messages dropped ** [ 1344.372278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.372558][ T32] Exception stack(0xee305fb0 to 0xee305ff8) ** 5 printk messages dropped ** [ 1344.372825][ T32] INFO: task kworker/0:839:8113 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.372877][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.372993][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.373040][ T32] Call trace: [ 1344.373080][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.373141][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.373176][ T32] r4:00000000 [ 1344.373200][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.373245][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.373277][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.373336][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.373368][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.373408][ T32] r5:80090113 r4:80239bb0 [ 1344.373441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.373490][ T32] r4:82ac21e4 [ 1344.373512][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.373570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.373598][ T32] r4:df9dddc0 [ 1344.373619][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.373669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.373693][ T32] r4:00000000 [ 1344.373714][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.373779][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.373817][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.373870][ T32] r5:00001000 r4:dffe3000 [ 1344.373898][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.373973][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.374026][ T32] r5:8529a38c r4:8529a000 [ 1344.374047][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.374123][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.374179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.374243][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.374268][ T32] r4:849f1580 [ 1344.374290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.374398][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.374488][ T32] r4:00000001 [ 1344.374513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.374554][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.374605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.374641][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.374672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.374705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.374729][ T32] r4:8334b7c0 [ 1344.374774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.374810][ T32] INFO: task kworker/0:840:8119 blocked for more than 470 seconds. [ 1344.374841][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.374889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.374930][ T32] task:kworker/0:840 state:D stack:0 pid:8119 tgid:8119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.375028][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.390588][ T32] Call trace: [ 1344.390646][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.390739][ T32] r10:8291a684 r9:ee311d84 r8:00000002 r7:60000113 r6:ee311d8c r5:854d1800 [ 1344.390767][ T32] r4:854d1800 [ 1344.390789][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.390874][ T32] r5:854d1800 r4:8291a680 [ 1344.390914][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.390960][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.391012][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee311e08 [ 1344.391081][ T32] r4:00000000 [ 1344.391111][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.391153][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.391196][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.391244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e94f00 [ 1344.391293][ T32] r4:00000000 [ 1344.391321][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.391514][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.391797][ T32] r4:85e93a00 ** 4 printk messages dropped ** [ 1344.392029][ T32] Exception stack(0xee311fb0 to 0xee311ff8) ** 3 printk messages dropped ** [ 1344.392204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.392229][ T32] r4:85e94cc0 [ 1344.392485][ T32] INFO: task kworker/0:840:8119 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.392547][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.392639][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.392689][ T32] Call trace: [ 1344.392769][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.392851][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.392918][ T32] r4:00000000 [ 1344.392944][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.392991][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.393023][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.393057][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.393105][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.393136][ T32] r5:80090113 r4:80239bb0 [ 1344.393162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.393218][ T32] r4:82ac21e4 [ 1344.393239][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.393311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.393365][ T32] r4:df9dddc0 [ 1344.393391][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.393441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.393509][ T32] r4:00000000 [ 1344.393537][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.393641][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.393668][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.393739][ T32] r5:00001000 r4:dffe3000 [ 1344.393786][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.393835][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.393889][ T32] r5:8529a38c r4:8529a000 [ 1344.393921][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.393979][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 1 printk messages dropped ** [ 1344.394056][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1344.394182][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.394228][ T32] r4:00000001 [ 1344.394253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.394293][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.394323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.394354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.394405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.394476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.394505][ T32] r4:8334b7c0 [ 1344.394529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.394596][ T32] INFO: task kworker/0:841:8122 blocked for more than 470 seconds. [ 1344.394637][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.394673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.394696][ T32] task:kworker/0:841 state:D stack:0 pid:8122 tgid:8122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.394747][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.394815][ T32] Call trace: [ 1344.394918][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.394978][ T32] r10:8291a684 r9:ee315d84 r8:00000002 r7:60000113 r6:ee315d8c r5:854d2400 ** 3 printk messages dropped ** [ 1344.407080][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1344.407504][ T32] r9:83018005 r8:854d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f961000 ** 6 printk messages dropped ** [ 1344.407839][ T32] r7:dddced80 r6:83018000 r5:85dc038c r4:85e93b00 ** 5 printk messages dropped ** [ 1344.408101][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.408306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.408806][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.409072][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 10 printk messages dropped ** [ 1344.409618][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.410022][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1344.410303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.410747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.411081][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.411125][ T32] Call trace: [ 1344.411157][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.411222][ T32] r10:8291a684 r9:ee319d84 r8:00000002 r7:60000113 r6:ee319d8c r5:854d0c00 [ 1344.411250][ T32] r4:854d0c00 [ 1344.411273][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.411330][ T32] r5:854d0c00 r4:8291a680 [ 1344.411356][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.411400][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.411450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee319e08 [ 1344.411474][ T32] r4:00000000 [ 1344.411517][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.411578][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.411621][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.411668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954440 [ 1344.411703][ T32] r4:00000000 [ 1344.411753][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.411808][ T32] r9:83018005 r8:854d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f963000 [ 1344.411851][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.411911][ T32] r5:00001000 r4:edee5000 [ 1344.411933][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.411978][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.412049][ T32] r5:85dc838c r4:85dc8000 [ 1344.412076][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.412128][ T32] r7:dddced80 r6:83018000 r5:85dc838c r4:85e93c00 [ 1344.412151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.412232][ T32] r10:61c88647 r9:854d0c00 r8:85e93c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.412261][ T32] r4:85e93c00 [ 1344.412282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.412334][ T32] r10:00000000 r9:85e93c00 r8:80287e08 r7:ee315e60 r6:85e93c80 r5:854d0c00 [ 1344.412389][ T32] r4:00000001 [ 1344.412414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.412479][ T32] Exception stack(0xee319fb0 to 0xee319ff8) [ 1344.412513][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.412545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.412577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.412612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.412635][ T32] r4:85e94e00 [ 1344.412718][ T32] INFO: task kworker/0:842:8124 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.412752][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.412809][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.412875][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.413002][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1344.413322][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.413556][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.414064][ T32] r5:8529a38c r4:8529a000 ** 5 printk messages dropped ** [ 1344.414340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.414615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.414944][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.429907][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.430406][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.430899][ T32] r10:61c88647 r9:854d3c00 r8:85e93d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.431382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.431921][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.432257][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1344.432822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.433356][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1344.433660][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1344.433922][ T32] INFO: task kworker/0:844:8128 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.434339][ T32] r4:85c05400 ** 5 printk messages dropped ** [ 1344.434575][ T32] r4:00000000 [ 1344.434595][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.434634][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.434692][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.434746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8c340 [ 1344.434771][ T32] r4:00000000 [ 1344.434835][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.434918][ T32] r9:83018005 r8:85c05400 r7:00000000 r6:83018000 r5:00001000 r4:7f967000 [ 1344.434954][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.435005][ T32] r5:00001000 r4:edf7f000 [ 1344.441469][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.441631][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.441690][ T32] r5:85dc938c r4:85dc9000 [ 1344.441715][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.441770][ T32] r7:dddced80 r6:83018000 r5:85dc938c r4:85e93e00 [ 1344.441793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.441848][ T32] r10:61c88647 r9:85c05400 r8:85e93e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.441896][ T32] r4:85e93e00 [ 1344.441932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.441990][ T32] r10:00000000 r9:85e93e00 r8:80287e08 r7:ee30de60 r6:85b1ee80 r5:85c05400 [ 1344.442015][ T32] r4:00000001 [ 1344.442037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.442080][ T32] Exception stack(0xee31dfb0 to 0xee31dff8) [ 1344.442112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.442164][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.442208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.442306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.442335][ T32] r4:85c8c140 [ 1344.442508][ T32] INFO: task kworker/0:844:8128 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.442565][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.442671][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.442741][ T32] Call trace: [ 1344.442801][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.442860][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.442963][ T32] r4:00000000 [ 1344.442995][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.443069][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.443102][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.443136][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.443165][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.443191][ T32] r5:80090113 r4:80239bb0 [ 1344.443256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.443307][ T32] r4:82ac21e4 [ 1344.443329][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.443378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.443413][ T32] r4:df9dddc0 [ 1344.443440][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.443491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.443515][ T32] r4:00000000 [ 1344.443536][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.443590][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.443614][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.443662][ T32] r5:00001000 r4:dffe3000 [ 1344.443684][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.443727][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.443774][ T32] r5:8529a38c r4:8529a000 [ 1344.443795][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.443847][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.443870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.443931][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.443955][ T32] r4:849f1580 [ 1344.443986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.444043][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.444068][ T32] r4:00000001 [ 1344.444088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.444127][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.444157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.444189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.444242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.444280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.444325][ T32] r4:8334b7c0 [ 1344.444352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.444398][ T32] INFO: task kworker/0:845:8131 blocked for more than 470 seconds. [ 1344.444457][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.444509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.444542][ T32] task:kworker/0:845 state:D stack:0 pid:8131 tgid:8131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.444608][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.444680][ T32] Call trace: [ 1344.444712][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.444767][ T32] r10:8291a684 r9:ee329d84 r8:00000002 r7:60000113 r6:ee329d8c r5:85d58c00 [ 1344.444813][ T32] r4:85d58c00 [ 1344.444839][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.444915][ T32] r5:85d58c00 r4:8291a680 [ 1344.444947][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.445013][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.453654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee329e08 [ 1344.453734][ T32] r4:00000000 [ 1344.453761][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.453841][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.453895][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.453970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8c780 [ 1344.454002][ T32] r4:00000000 [ 1344.454025][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1344.454103][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.454222][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.454606][ T32] r10:00000000 r9:85e93e80 r8:80287e08 r7:ee31de60 r6:85b1ef00 r5:85d58c00 ** 6 printk messages dropped ** [ 1344.454888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.459865][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.460100][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 4 printk messages dropped ** [ 1344.460316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.460341][ T32] r4:df9dddc0 [ 1344.460384][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.460438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.460507][ T32] r4:00000000 [ 1344.460538][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.460592][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.460617][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.460727][ T32] r5:00001000 r4:dffe3000 [ 1344.460761][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.460806][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.460854][ T32] r5:8529a38c r4:8529a000 [ 1344.460876][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.460946][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.460994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.461052][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.461097][ T32] r4:849f1580 [ 1344.461145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.461205][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.461248][ T32] r4:00000001 [ 1344.461273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.461370][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.461424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.461502][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.461536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.461571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.461595][ T32] r4:8334b7c0 [ 1344.461618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.461690][ T32] INFO: task kworker/0:846:8132 blocked for more than 470 seconds. [ 1344.461729][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.461757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.461779][ T32] task:kworker/0:846 state:D stack:0 pid:8132 tgid:8132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.461829][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.461872][ T32] Call trace: [ 1344.461911][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.461965][ T32] r10:8291a684 r9:ee32dd84 r8:00000002 r7:60000013 r6:ee32dd8c r5:85d59800 [ 1344.461990][ T32] r4:85d59800 [ 1344.462013][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.462062][ T32] r5:85d59800 r4:8291a680 [ 1344.462084][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.462151][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.462206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee32de08 [ 1344.462230][ T32] r4:00000000 [ 1344.462333][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.462390][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.462433][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.462508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8c480 [ 1344.462600][ T32] r4:00000000 [ 1344.462626][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.462679][ T32] r9:83018005 r8:85d59800 r7:00000000 r6:83018000 r5:00001000 r4:7f969000 [ 1344.462725][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.462776][ T32] r5:00001000 r4:ee0c5000 [ 1344.462798][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.462842][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.463072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.463535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.464218][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 6 printk messages dropped ** [ 1344.464546][ T32] r5:80090113 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.464850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.473844][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 6 printk messages dropped ** [ 1344.474252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.474671][ T32] INFO: task kworker/0:847:8133 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1344.480656][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.481112][ T32] r5:854d4800 r4:8291a680 [ 1344.481157][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.481225][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.481283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee2ede08 [ 1344.481323][ T32] r4:00000000 [ 1344.481368][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.481433][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.481480][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.481542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8c500 [ 1344.481604][ T32] r4:00000000 [ 1344.481630][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.481686][ T32] r9:83018005 r8:854d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f971000 [ 1344.481718][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.481800][ T32] r5:00001000 r4:ee0fb000 [ 1344.481824][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.481868][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.481922][ T32] r5:85dc9b8c r4:85dc9800 [ 1344.481944][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.482014][ T32] r7:dddced80 r6:83018000 r5:85dc9b8c r4:85c94080 [ 1344.482058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.482125][ T32] r10:61c88647 r9:854d4800 r8:85c940ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.482184][ T32] r4:85c94080 [ 1344.482209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.482265][ T32] r10:00000000 r9:85c94080 r8:80287e08 r7:ee329e60 r6:85c94100 r5:854d4800 [ 1344.482321][ T32] r4:00000001 [ 1344.482362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.482426][ T32] Exception stack(0xee2edfb0 to 0xee2edff8) [ 1344.482509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.482551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.482620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.482677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.482731][ T32] r4:85c8c100 [ 1344.482989][ T32] INFO: task kworker/0:847:8133 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.483121][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.483288][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.483392][ T32] Call trace: [ 1344.483490][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.483628][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.483685][ T32] r4:00000000 [ 1344.483731][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.483821][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.483889][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 1 printk messages dropped ** [ 1344.484002][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1344.484593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.492874][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1344.493218][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.493439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.493872][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.494415][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.494927][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.502905][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1344.503402][ T32] r4:85c94180 ** 4 printk messages dropped ** [ 1344.503764][ T32] Exception stack(0xee331fb0 to 0xee331ff8) ** 6 printk messages dropped ** [ 1344.504204][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.504951][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.507803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 7 printk messages dropped ** [ 1344.508330][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1344.508624][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1344.508948][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1344.509249][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.509626][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.509744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee219e08 [ 1344.509778][ T32] r4:00000000 [ 1344.509802][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.509866][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.509920][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.509988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8c940 [ 1344.510022][ T32] r4:00000000 [ 1344.510044][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.510116][ T32] r9:83018005 r8:854d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f96f000 [ 1344.510165][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.510247][ T32] r5:00001000 r4:ee0ef000 [ 1344.510277][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.510347][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.510398][ T32] r5:85dca78c r4:85dca400 [ 1344.510420][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.510498][ T32] r7:dddced80 r6:83018000 r5:85dca78c r4:85c94280 [ 1344.510528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.510604][ T32] r10:61c88647 r9:854d6c00 r8:85c942ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.510637][ T32] r4:85c94280 [ 1344.510659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.510711][ T32] r10:00000000 r9:85c94280 r8:80287e08 r7:ee2ede60 r6:85c94300 r5:854d6c00 [ 1344.510756][ T32] r4:00000001 [ 1344.510806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.510849][ T32] Exception stack(0xee219fb0 to 0xee219ff8) [ 1344.510880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.510917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.510947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.510980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.511014][ T32] r4:85c8c900 [ 1344.511228][ T32] INFO: task kworker/0:849:8138 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.511274][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.511347][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.511418][ T32] Call trace: [ 1344.511506][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.511579][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.511630][ T32] r4:00000000 [ 1344.511655][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.511711][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.511747][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.511803][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.511836][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.511889][ T32] r5:80090113 r4:80239bb0 [ 1344.511937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.511993][ T32] r4:82ac21e4 [ 1344.512015][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.512064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.512090][ T32] r4:df9dddc0 [ 1344.512121][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.512178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.512203][ T32] r4:00000000 [ 1344.512238][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.512294][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.512350][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.512429][ T32] r5:00001000 r4:dffe3000 [ 1344.512481][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.512530][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.512578][ T32] r5:8529a38c r4:8529a000 [ 1344.512601][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.512660][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.512688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.512742][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.512766][ T32] r4:849f1580 [ 1344.512787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.512860][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.512895][ T32] r4:00000001 [ 1344.512941][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.512986][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.513016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.513047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.513098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.513146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.513174][ T32] r4:8334b7c0 [ 1344.513196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.513237][ T32] INFO: task kworker/0:850:8141 blocked for more than 470 seconds. [ 1344.513270][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.513296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.513318][ T32] task:kworker/0:850 state:D stack:0 pid:8141 tgid:8141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.513367][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.513411][ T32] Call trace: [ 1344.513490][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.513554][ T32] r10:8291a684 r9:ee335d84 r8:00000002 r7:60000113 r6:ee335d8c r5:854d3000 [ 1344.513579][ T32] r4:854d3000 [ 1344.513617][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.513668][ T32] r5:854d3000 r4:8291a680 [ 1344.513690][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.513733][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.513782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee335e08 [ 1344.513834][ T32] r4:00000000 [ 1344.513860][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.513906][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.513946][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.513994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8cc00 [ 1344.514018][ T32] r4:00000000 [ 1344.514041][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.514125][ T32] r9:83018005 r8:854d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f973000 [ 1344.514175][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.514253][ T32] r5:00001000 r4:ee10b000 [ 1344.514282][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.514390][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.514444][ T32] r5:85dcab8c r4:85dca800 [ 1344.514467][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.514532][ T32] r7:dddced80 r6:83018000 r5:85dcab8c r4:85c94380 [ 1344.514558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.514634][ T32] r10:61c88647 r9:854d3000 r8:85c943ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.514663][ T32] r4:85c94380 [ 1344.514705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.514761][ T32] r10:00000000 r9:85c94380 r8:80287e08 r7:ee2ede60 r6:85c94400 r5:854d3000 [ 1344.514807][ T32] r4:00000001 [ 1344.514852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1344.530726][ T32] INFO: task kworker/0:850:8141 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 8 printk messages dropped ** [ 1344.531308][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 7 printk messages dropped ** [ 1344.531625][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1344.531832][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1344.532316][ T32] r4:849f1580 ** 3 printk messages dropped ** [ 1344.532510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.532867][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1344.533153][ T32] r4:85923000 ** 4 printk messages dropped ** [ 1344.533392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee339e08 ** 10 printk messages dropped ** [ 1344.533861][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1344.534258][ T32] r4:85c94480 ** 4 printk messages dropped ** [ 1344.534444][ T32] Exception stack(0xee339fb0 to 0xee339ff8) ** 6 printk messages dropped ** [ 1344.534800][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.541667][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1344.541975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.542421][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1344.542717][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.542907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.543291][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.543342][ T32] Call trace: [ 1344.543373][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.543429][ T32] r10:8291a684 r9:ee33dd84 r8:00000002 r7:60000013 r6:ee33dd8c r5:85924800 [ 1344.543455][ T32] r4:85924800 [ 1344.543475][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.543523][ T32] r5:85924800 r4:8291a680 [ 1344.543566][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.543614][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.543677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee33de08 [ 1344.543705][ T32] r4:00000000 [ 1344.543727][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.543767][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.543816][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.543869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8ce40 [ 1344.543922][ T32] r4:00000000 [ 1344.543948][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.544000][ T32] r9:83018005 r8:85924800 r7:00000000 r6:83018000 r5:00001000 r4:7f977000 [ 1344.544023][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.544069][ T32] r5:00001000 r4:ee125000 [ 1344.544091][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.544156][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.544235][ T32] r5:85dc878c r4:85dc8400 [ 1344.544263][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.544317][ T32] r7:dddced80 r6:83018000 r5:85dc878c r4:85c94680 [ 1344.544360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.544418][ T32] r10:61c88647 r9:85924800 r8:85c946ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.544474][ T32] r4:85c94680 [ 1344.544507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.544563][ T32] r10:00000000 r9:85c94680 r8:80287e08 r7:ee339e60 r6:85c94700 r5:85924800 [ 1344.544588][ T32] r4:00000001 [ 1344.544609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.544690][ T32] Exception stack(0xee33dfb0 to 0xee33dff8) [ 1344.544724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.544777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.544851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.544895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.544921][ T32] r4:85e94400 [ 1344.552948][ T32] INFO: task kworker/0:852:8145 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.553054][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.553157][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.553271][ T32] Call trace: [ 1344.553332][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.553401][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.553428][ T32] r4:00000000 [ 1344.553492][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.553543][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.553577][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.553611][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.553664][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.553702][ T32] r5:80090113 r4:80239bb0 [ 1344.553748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.553805][ T32] r4:82ac21e4 [ 1344.553827][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.553878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.553909][ T32] r4:df9dddc0 [ 1344.553931][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.553980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.554006][ T32] r4:00000000 [ 1344.554028][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.554102][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.554131][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.554180][ T32] r5:00001000 r4:dffe3000 [ 1344.554224][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.554368][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1344.554760][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1344.555095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.561825][ T32] r4:8334b7c0 [ 1344.561874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.561913][ T32] INFO: task kworker/0:853:8146 blocked for more than 471 seconds. [ 1344.561949][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.561976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.562020][ T32] task:kworker/0:853 state:D stack:0 pid:8146 tgid:8146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.562088][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.562148][ T32] Call trace: [ 1344.562203][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.562274][ T32] r10:8291a684 r9:ee341d84 r8:00000002 r7:60000013 r6:ee341d8c r5:85b60000 [ 1344.562314][ T32] r4:85b60000 [ 1344.562339][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.562408][ T32] r5:85b60000 r4:8291a680 [ 1344.562436][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.562483][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.562533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee341e08 [ 1344.562572][ T32] r4:00000000 [ 1344.562597][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.562658][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.562728][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.562781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85eacf80 [ 1344.562850][ T32] r4:00000000 [ 1344.562892][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.562963][ T32] r9:83018005 r8:85b60000 r7:00000000 r6:83018000 r5:00001000 r4:7f97b000 [ 1344.562999][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.563100][ T32] r5:00001000 r4:ee145000 [ 1344.563135][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.563183][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.563252][ T32] r5:85f6778c r4:85f67400 [ 1344.563292][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.563370][ T32] r7:dddced80 r6:83018000 r5:85f6778c r4:85c94580 [ 1344.563403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.563479][ T32] r10:61c88647 r9:85b60000 r8:85c945ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.563529][ T32] r4:85c94580 [ 1344.563555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.563609][ T32] r10:00000000 r9:85c94580 r8:80287e08 r7:ee33de60 r6:85c94600 r5:85b60000 [ 1344.563642][ T32] r4:00000001 [ 1344.563667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1344.564112][ T32] INFO: task kworker/0:853:8146 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 7 printk messages dropped ** [ 1344.564523][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1344.564743][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.564951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.571693][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1344.571966][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.572234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.572590][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.572990][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1344.573555][ T32] r9:83018005 r8:85b60c00 r7:00000000 r6:83018000 r5:00001000 r4:7f979000 ** 6 printk messages dropped ** [ 1344.573997][ T32] r7:dddced80 r6:83018000 r5:85dcbb8c r4:85c94780 ** 4 printk messages dropped ** [ 1344.574189][ T32] r10:00000000 r9:85c94780 r8:80287e08 r7:ee341e60 r6:85c94800 r5:85b60c00 ** 8 printk messages dropped ** [ 1344.574776][ T32] INFO: task kworker/0:854:8148 is blocked on a mutex likely owned by task kworker/0:12:3148. ** 8 printk messages dropped ** [ 1344.583502][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 4 printk messages dropped ** [ 1344.583698][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.583863][ T32] r4:df9dddc0 ** 4 printk messages dropped ** [ 1344.584209][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 9 printk messages dropped ** [ 1344.590748][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1344.591258][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1344.591609][ T32] INFO: task kworker/0:855:8149 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.592209][ T32] r4:85b62400 ** 4 printk messages dropped ** [ 1344.592632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee34de08 ** 5 printk messages dropped ** [ 1344.593020][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.593218][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.593330][ T32] r5:00001000 r4:ee21f000 [ 1344.593395][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.593460][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.593571][ T32] r5:85dcb78c r4:85dcb400 [ 1344.593632][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.593722][ T32] r7:dddced80 r6:83018000 r5:85dcb78c r4:85c94880 [ 1344.593761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.593820][ T32] r10:61c88647 r9:85b62400 r8:85c948ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.593845][ T32] r4:85c94880 [ 1344.593875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.593983][ T32] r10:00000000 r9:85c94880 r8:80287e08 r7:ee341e60 r6:85c94900 r5:85b62400 [ 1344.594027][ T32] r4:00000001 [ 1344.594084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.594132][ T32] Exception stack(0xee34dfb0 to 0xee34dff8) [ 1344.594219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.594274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.594337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.594381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.594413][ T32] r4:85eab240 [ 1344.594669][ T32] INFO: task kworker/0:855:8149 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.594712][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.594834][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.594902][ T32] Call trace: [ 1344.594966][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.595145][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.605630][ T32] r4:00000000 [ 1344.605721][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.605861][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.605926][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.606001][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.606051][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.606137][ T32] r5:80090113 r4:80239bb0 [ 1344.606173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.606261][ T32] r4:82ac21e4 [ 1344.606310][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.606409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.606453][ T32] r4:df9dddc0 [ 1344.606506][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.606585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.606612][ T32] r4:00000000 [ 1344.606634][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.606732][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.606788][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.606866][ T32] r5:00001000 r4:dffe3000 [ 1344.606893][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.606937][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.607008][ T32] r5:8529a38c r4:8529a000 [ 1344.607089][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.607178][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.607261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.607323][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.607366][ T32] r4:849f1580 [ 1344.607414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.607491][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.607543][ T32] r4:00000001 [ 1344.607588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.607694][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.607765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.607844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.607905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.607973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.608054][ T32] r4:8334b7c0 [ 1344.608101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.608152][ T32] INFO: task kworker/0:856:8155 blocked for more than 471 seconds. [ 1344.608248][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.608303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.608381][ T32] task:kworker/0:856 state:D stack:0 pid:8155 tgid:8155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.608479][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.608561][ T32] Call trace: [ 1344.608658][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.608736][ T32] r10:8291a684 r9:ee35dd84 r8:00000002 r7:60000113 r6:ee35dd8c r5:85b63000 [ 1344.608839][ T32] r4:85b63000 [ 1344.608907][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.608966][ T32] r5:85b63000 r4:8291a680 [ 1344.609013][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.609096][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.609197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee35de08 [ 1344.609230][ T32] r4:00000000 [ 1344.609269][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.609350][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.609397][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.609530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85eab6c0 [ 1344.609588][ T32] r4:00000000 [ 1344.609700][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.609792][ T32] r9:83018005 r8:85b63000 r7:00000000 r6:83018000 r5:00001000 r4:7f983000 [ 1344.609836][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.609939][ T32] r5:00001000 r4:ee183000 [ 1344.609994][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.610086][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.610155][ T32] r5:85dca38c r4:85dca000 ** 1 printk messages dropped ** [ 1344.610297][ T32] r7:dddced80 r6:83018000 r5:85dca38c r4:85c94980 ** 5 printk messages dropped ** [ 1344.610702][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.611023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.611921][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1344.612508][ T32] r4:82ac21e4 [ 1344.612546][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.612644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.612673][ T32] r4:df9dddc0 [ 1344.612694][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.612780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.612868][ T32] r4:00000000 [ 1344.612930][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.613011][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.613058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.613164][ T32] r5:00001000 r4:dffe3000 [ 1344.613227][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.613319][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.613416][ T32] r5:8529a38c r4:8529a000 [ 1344.613466][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.613530][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.613617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.613719][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.613779][ T32] r4:849f1580 [ 1344.613852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.613961][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.614010][ T32] r4:00000001 [ 1344.614034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.614087][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.614154][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.614215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.614276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.614314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.614351][ T32] r4:8334b7c0 [ 1344.614399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1344.614723][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.628167][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.629035][ T32] r5:00001000 r4:ee1f9000 [ 1344.629079][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.629159][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.629256][ T32] r5:85dcaf8c r4:85dcac00 [ 1344.629302][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.629401][ T32] r7:dddced80 r6:83018000 r5:85dcaf8c r4:85c94a80 [ 1344.629436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.629517][ T32] r10:61c88647 r9:85d5bc00 r8:85c94aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.629584][ T32] r4:85c94a80 [ 1344.629632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.629717][ T32] r10:00000000 r9:85c94a80 r8:80287e08 r7:ee34de60 r6:85b1e300 r5:85d5bc00 [ 1344.629745][ T32] r4:00000001 [ 1344.629797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.629944][ T32] Exception stack(0xee349fb0 to 0xee349ff8) [ 1344.630000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.630058][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.630139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.630240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.630277][ T32] r4:85eab780 [ 1344.630559][ T32] INFO: task kworker/0:857:8156 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.630641][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.630782][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.630887][ T32] Call trace: [ 1344.631048][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.631169][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.631246][ T32] r4:00000000 [ 1344.631331][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1344.631521][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1344.632161][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.632553][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.633239][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.633543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.633995][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.634643][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.634888][ T32] r4:00000000 [ 1344.634942][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.634989][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.649108][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.649248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85eabac0 [ 1344.649281][ T32] r4:00000000 [ 1344.649306][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.649363][ T32] r9:83018005 r8:85d5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f987000 [ 1344.649388][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.649441][ T32] r5:00001000 r4:ee20b000 [ 1344.649488][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.649540][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.649589][ T32] r5:8496078c r4:84960400 [ 1344.649634][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.649694][ T32] r7:dddced80 r6:83018000 r5:8496078c r4:85c94b00 [ 1344.649719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.649783][ T32] r10:61c88647 r9:85d5d400 r8:85c94b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.649835][ T32] r4:85c94b00 [ 1344.649861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.649944][ T32] r10:00000000 r9:85c94b00 r8:80287e08 r7:ee34de60 r6:85b1e380 r5:85d5d400 [ 1344.649974][ T32] r4:00000001 [ 1344.650022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.650115][ T32] Exception stack(0xee365fb0 to 0xee365ff8) [ 1344.650181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.650220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.650273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.650311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.650338][ T32] r4:85eab5c0 [ 1344.650518][ T32] INFO: task kworker/0:858:8159 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.650561][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.650757][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.650809][ T32] Call trace: [ 1344.650843][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.650911][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.650940][ T32] r4:00000000 [ 1344.650962][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.651008][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.651087][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.651155][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.651208][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.651240][ T32] r5:80090113 r4:80239bb0 [ 1344.651306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.651361][ T32] r4:82ac21e4 [ 1344.651400][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.651477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.651508][ T32] r4:df9dddc0 [ 1344.651582][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.651637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.651665][ T32] r4:00000000 [ 1344.651719][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.651820][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 1 printk messages dropped ** [ 1344.651904][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1344.652298][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.652648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.653119][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.653497][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.654028][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.654367][ T32] r7:dddced80 r6:83018000 r5:85dd478c r4:85c94b80 ** 5 printk messages dropped ** [ 1344.654692][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.654854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.665978][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.666315][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 ** 9 printk messages dropped ** [ 1344.666791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.667479][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 1 printk messages dropped ** [ 1344.667593][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.667618][ T32] r4:849f1580 [ 1344.667660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.667717][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.667742][ T32] r4:00000001 [ 1344.667764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.667826][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.667860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.667940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.667977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.668012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.668037][ T32] r4:8334b7c0 [ 1344.668062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.668114][ T32] INFO: task kworker/0:860:8164 blocked for more than 471 seconds. [ 1344.668155][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.668182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.668205][ T32] task:kworker/0:860 state:D stack:0 pid:8164 tgid:8164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.668299][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.668349][ T32] Call trace: [ 1344.668406][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.668487][ T32] r10:8291a684 r9:ee361d84 r8:00000002 r7:60000113 r6:ee361d8c r5:85b64800 [ 1344.668530][ T32] r4:85b64800 [ 1344.668577][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.668635][ T32] r5:85b64800 r4:8291a680 [ 1344.668702][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.668751][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.668801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee361e08 [ 1344.668826][ T32] r4:00000000 [ 1344.668870][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.668925][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.669018][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.669073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85eabe80 [ 1344.669128][ T32] r4:00000000 [ 1344.669166][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.669247][ T32] r9:83018005 r8:85b64800 r7:00000000 r6:83018000 r5:00001000 r4:7f98d000 [ 1344.669280][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.669353][ T32] r5:00001000 r4:ee295000 [ 1344.669403][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.669499][ T32] r5:85dd4f8c r4:85dd4c00 ** 2 printk messages dropped ** [ 1344.669631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.670104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.670779][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1344.671196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1344.671872][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.672276][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.672557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.672964][ T32] r4:85b65400 ** 4 printk messages dropped ** [ 1344.673168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee36de08 ** 5 printk messages dropped ** [ 1344.673396][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.673701][ T32] r5:85dd538c r4:85dd5000 ** 3 printk messages dropped ** [ 1344.673877][ T32] r10:61c88647 r9:85b65400 r8:85c94dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.674285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.674828][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 10 printk messages dropped ** [ 1344.693958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1344.694456][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1344.694928][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1344.700678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1344.700860][ T32] task:kworker/0:862 state:D stack:0 pid:8167 tgid:8167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.700948][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.701055][ T32] Call trace: [ 1344.701148][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.701216][ T32] r10:8291a684 r9:ee371d84 r8:00000002 r7:60000113 r6:ee371d8c r5:85b66000 [ 1344.701241][ T32] r4:85b66000 [ 1344.701263][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.701313][ T32] r5:85b66000 r4:8291a680 [ 1344.701335][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.701379][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.701428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee371e08 [ 1344.701452][ T32] r4:00000000 [ 1344.701473][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.701512][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.701552][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.701623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8cfc0 [ 1344.701654][ T32] r4:00000000 [ 1344.701677][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.701918][ T32] r9:83018005 r8:85b66000 r7:00000000 r6:83018000 r5:00001000 r4:7f991000 [ 1344.701948][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.701997][ T32] r5:00001000 r4:ee2ab000 [ 1344.702039][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.702102][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.702154][ T32] r5:85dd578c r4:85dd5400 [ 1344.702239][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.702344][ T32] r7:dddced80 r6:83018000 r5:85dd578c r4:85c94e80 [ 1344.702372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.702426][ T32] r10:61c88647 r9:85b66000 r8:85c94eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.702455][ T32] r4:85c94e80 [ 1344.702494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.702573][ T32] r10:00000000 r9:85c94e80 r8:80287e08 r7:ee36de60 r6:85c94f00 r5:85b66000 [ 1344.702601][ T32] r4:00000001 [ 1344.702622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.702664][ T32] Exception stack(0xee371fb0 to 0xee371ff8) [ 1344.702693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.702725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.702775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.702853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.702928][ T32] r4:85eabcc0 [ 1344.703157][ T32] INFO: task kworker/0:862:8167 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.703197][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.703321][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.703393][ T32] Call trace: [ 1344.703437][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.703579][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.703629][ T32] r4:00000000 [ 1344.703756][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.703806][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.703839][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.703872][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.703908][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.703935][ T32] r5:80090113 r4:80239bb0 [ 1344.703958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.704045][ T32] r4:82ac21e4 [ 1344.704072][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.704122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.704147][ T32] r4:df9dddc0 [ 1344.704168][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.704216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.704239][ T32] r4:00000000 [ 1344.704260][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.704312][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.704334][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.704406][ T32] r5:00001000 r4:dffe3000 [ 1344.704431][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.704484][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.704536][ T32] r5:8529a38c r4:8529a000 [ 1344.704559][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.704647][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.704687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.704753][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.704801][ T32] r4:849f1580 [ 1344.704825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1344.715681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.716031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.716434][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.716954][ T32] r9:83018005 r8:85b66c00 r7:00000000 r6:83018000 r5:00001000 r4:7f993000 ** 7 printk messages dropped ** [ 1344.717376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.717806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.718508][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 8 printk messages dropped ** [ 1344.718979][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.719353][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.719611][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.720093][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.720311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.720751][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.721213][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.721390][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.721433][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.721503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e94400 [ 1344.721531][ T32] r4:00000000 [ 1344.721554][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.721605][ T32] r9:83018005 r8:85b61800 r7:00000000 r6:83018000 r5:00001000 r4:7f995000 [ 1344.721628][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.721696][ T32] r5:00001000 r4:ee2cf000 [ 1344.721721][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.721766][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.721813][ T32] r5:85dd4b8c r4:85dd4800 [ 1344.721856][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.721916][ T32] r7:dddced80 r6:83018000 r5:85dd4b8c r4:85cec000 [ 1344.721952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.722014][ T32] r10:61c88647 r9:85b61800 r8:85cec02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.722041][ T32] r4:85cec000 [ 1344.722063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.722115][ T32] r10:00000000 r9:85cec000 r8:80287e08 r7:ee375e60 r6:85cec080 r5:85b61800 [ 1344.722139][ T32] r4:00000001 [ 1344.722184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.722227][ T32] Exception stack(0xee379fb0 to 0xee379ff8) [ 1344.722258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.722290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.722319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.722352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.722407][ T32] r4:85eabcc0 [ 1344.722609][ T32] INFO: task kworker/0:864:8171 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.722668][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.722754][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.722804][ T32] Call trace: [ 1344.722835][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.722896][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.722944][ T32] r4:00000000 [ 1344.722970][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.723016][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.723073][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.723107][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.723135][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.723187][ T32] r5:80090113 r4:80239bb0 [ 1344.723215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.723261][ T32] r4:82ac21e4 [ 1344.723295][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.723348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.723381][ T32] r4:df9dddc0 [ 1344.723405][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.723455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.723502][ T32] r4:00000000 [ 1344.723548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.723603][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.723640][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.723690][ T32] r5:00001000 r4:dffe3000 [ 1344.723723][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.723771][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.723818][ T32] r5:8529a38c r4:8529a000 [ 1344.723874][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.724005][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.724051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.724131][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.724159][ T32] r4:849f1580 [ 1344.724181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.724246][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.724275][ T32] r4:00000001 [ 1344.724318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.724361][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.724392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.724424][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.724453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.724486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.724531][ T32] r4:8334b7c0 [ 1344.724556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.724596][ T32] INFO: task kworker/0:865:8173 blocked for more than 471 seconds. [ 1344.724650][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.724679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.724702][ T32] task:kworker/0:865 state:D stack:0 pid:8173 tgid:8173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.724753][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.724795][ T32] Call trace: [ 1344.724854][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.724922][ T32] r10:8291a684 r9:ee37dd84 r8:00000002 r7:60000113 r6:ee37dd8c r5:84918000 [ 1344.724947][ T32] r4:84918000 [ 1344.724969][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.725017][ T32] r5:84918000 r4:8291a680 [ 1344.725040][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.742367][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.742494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee37de08 [ 1344.742537][ T32] r4:00000000 [ 1344.742563][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.742628][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.742676][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.742725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855280c0 [ 1344.742750][ T32] r4:00000000 [ 1344.742771][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.742824][ T32] r9:83018005 r8:84918000 r7:00000000 r6:83018000 r5:00001000 r4:7f997000 ** 4 printk messages dropped ** [ 1344.743088][ T32] r5:85dd638c r4:85dd6000 ** 1 printk messages dropped ** [ 1344.743173][ T32] r7:dddced80 r6:83018000 r5:85dd638c r4:85cec100 ** 4 printk messages dropped ** [ 1344.743387][ T32] r10:00000000 r9:85cec100 r8:80287e08 r7:ee379e60 r6:85cec180 r5:84918000 ** 9 printk messages dropped ** [ 1344.743928][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.744663][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.744827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1344.753180][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 5 printk messages dropped ** [ 1344.753609][ T32] r4:00000001 [ 1344.753635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.753678][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.753711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.753744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.753774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.753807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.753831][ T32] r4:8334b7c0 [ 1344.753856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.753923][ T32] INFO: task kworker/0:866:8175 blocked for more than 471 seconds. [ 1344.753985][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.754017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.754065][ T32] task:kworker/0:866 state:D stack:0 pid:8175 tgid:8175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.754160][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.754231][ T32] Call trace: [ 1344.754267][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.754327][ T32] r10:8291a684 r9:ee381d84 r8:00000002 r7:60000113 r6:ee381d8c r5:84918c00 [ 1344.754373][ T32] r4:84918c00 [ 1344.754399][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.754449][ T32] r5:84918c00 r4:8291a680 [ 1344.754472][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.754517][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.754566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee381e08 [ 1344.754605][ T32] r4:00000000 [ 1344.754629][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.754688][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.754781][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.754834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e74e80 [ 1344.754895][ T32] r4:00000000 [ 1344.754966][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.755062][ T32] r9:83018005 r8:84918c00 r7:00000000 r6:83018000 r5:00001000 r4:7fb65000 [ 1344.763030][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.763173][ T32] r5:00001000 r4:ee73b000 [ 1344.763214][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.763264][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.763315][ T32] r5:85dddf8c r4:85dddc00 [ 1344.763338][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.763403][ T32] r7:dddced80 r6:83018000 r5:85dddf8c r4:85cec200 ** 1 printk messages dropped ** [ 1344.763541][ T32] r10:61c88647 r9:84918c00 r8:85cec22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.763913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.764468][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1344.764868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.770484][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1344.770829][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.771298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.771686][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.772017][ T32] r5:85d5c800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.772217][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.772879][ T32] r5:85dd678c r4:85dd6400 ** 3 printk messages dropped ** [ 1344.773060][ T32] r10:61c88647 r9:85d5c800 r8:85cec32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.773360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.773781][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.774256][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 7 printk messages dropped ** [ 1344.774561][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1344.775008][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.782748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.783213][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.783559][ T32] r5:85d5b000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.783854][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.784375][ T32] r5:85dd5f8c r4:85dd5c00 ** 3 printk messages dropped ** [ 1344.784526][ T32] r10:61c88647 r9:85d5b000 r8:85cec3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.784885][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.790717][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.790794][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.790878][ T32] Call trace: [ 1344.790954][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.791065][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.791108][ T32] r4:00000000 [ 1344.791147][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.791198][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.791254][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.791336][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.791380][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.791411][ T32] r5:80090113 r4:80239bb0 [ 1344.791434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.791483][ T32] r4:82ac21e4 [ 1344.791504][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.791553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.791578][ T32] r4:df9dddc0 [ 1344.791600][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.791669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.791701][ T32] r4:00000000 [ 1344.791724][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.791789][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.791816][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.791879][ T32] r5:00001000 r4:dffe3000 [ 1344.791913][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.791958][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.792016][ T32] r5:8529a38c r4:8529a000 [ 1344.792042][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.792138][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.792184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.792242][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.792267][ T32] r4:849f1580 [ 1344.792289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.792341][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.792378][ T32] r4:00000001 [ 1344.792424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.792473][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.792503][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.792535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.792566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.792599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.792645][ T32] r4:8334b7c0 [ 1344.792673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.792704][ T32] INFO: task kworker/0:869:8184 blocked for more than 471 seconds. [ 1344.792740][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.792767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.792789][ T32] task:kworker/0:869 state:D stack:0 pid:8184 tgid:8184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.792839][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.792889][ T32] Call trace: [ 1344.792945][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.793004][ T32] r10:8291a684 r9:ee351d84 r8:00000002 r7:60000013 r6:ee351d8c r5:85d5a400 [ 1344.793029][ T32] r4:85d5a400 [ 1344.793068][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.793120][ T32] r5:85d5a400 r4:8291a680 [ 1344.793141][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.793185][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.793234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee351e08 [ 1344.793259][ T32] r4:00000000 [ 1344.793322][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.793365][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1344.793451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e747c0 ** 7 printk messages dropped ** [ 1344.793792][ T32] r5:85ddc78c r4:85ddc400 ** 2 printk messages dropped ** [ 1344.793897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.794192][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.794687][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.794996][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 1 printk messages dropped ** [ 1344.803745][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.803798][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.803831][ T32] r5:80090113 r4:80239bb0 [ 1344.803855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.803929][ T32] r4:82ac21e4 [ 1344.803952][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.804003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.804028][ T32] r4:df9dddc0 [ 1344.804061][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.804117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.804141][ T32] r4:00000000 [ 1344.804172][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.804230][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.804253][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.804327][ T32] r5:00001000 r4:dffe3000 [ 1344.804355][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.804423][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.804476][ T32] r5:8529a38c r4:8529a000 [ 1344.804539][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.804603][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.804628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.804702][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.804731][ T32] r4:849f1580 [ 1344.804794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.804851][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.804930][ T32] r4:00000001 [ 1344.804956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.805000][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.805031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.809530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.809623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.809664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.809691][ T32] r4:8334b7c0 [ 1344.809718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.809763][ T32] INFO: task kworker/0:870:8456 blocked for more than 471 seconds. [ 1344.809833][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.809864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1344.810275][ T32] r4:85d5e000 ** 4 printk messages dropped ** [ 1344.810524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee88de08 ** 7 printk messages dropped ** [ 1344.810953][ T32] r9:83018005 r8:85d5e000 r7:00000000 r6:83018000 r5:00001000 r4:7fb5b000 ** 4 printk messages dropped ** [ 1344.811365][ T32] r5:85ddcf8c r4:85ddcc00 ** 3 printk messages dropped ** [ 1344.811702][ T32] r10:61c88647 r9:85d5e000 r8:85cec4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.812255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.812840][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 5 printk messages dropped ** [ 1344.813106][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1344.813476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1344.813976][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.814423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.814832][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.815029][ T32] r5:85d58000 r4:8291a680 ** 3 printk messages dropped ** [ 1344.827349][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.827653][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.827868][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.828312][ T32] r10:00000000 r9:85cec500 r8:80287e08 r7:ee381e60 r6:859fd380 r5:85d58000 ** 7 printk messages dropped ** [ 1344.828603][ T32] r4:85e74680 ** 3 printk messages dropped ** [ 1344.829034][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.829357][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1344.829729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1344.830205][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1344.830568][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1344.830817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.831200][ T32] r10:8291a684 r9:ee891d84 r8:00000002 r7:60000013 r6:ee891d8c r5:8491d400 ** 8 printk messages dropped ** [ 1344.831632][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.832149][ T32] r5:85ddcb8c r4:85ddc800 ** 1 printk messages dropped ** [ 1344.832222][ T32] r7:dddced80 r6:83018000 r5:85ddcb8c r4:85cec580 [ 1344.832267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.832345][ T32] r10:61c88647 r9:8491d400 r8:85cec5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.832377][ T32] r4:85cec580 [ 1344.832398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.832455][ T32] r10:00000000 r9:85cec580 r8:80287e08 r7:ee381e60 r6:85cec600 r5:8491d400 [ 1344.832479][ T32] r4:00000001 [ 1344.832520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.832564][ T32] Exception stack(0xee891fb0 to 0xee891ff8) [ 1344.832594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.832635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.832669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.832702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.832727][ T32] r4:85e74b00 [ 1344.832827][ T32] INFO: task kworker/0:872:8461 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.832861][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.832949][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.833007][ T32] Call trace: [ 1344.833053][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.833141][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.833171][ T32] r4:00000000 [ 1344.833193][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.833240][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.833272][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.833324][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.833356][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.833385][ T32] r5:80090113 r4:80239bb0 [ 1344.833407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.833453][ T32] r4:82ac21e4 [ 1344.833487][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.833587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.833625][ T32] r4:df9dddc0 [ 1344.833648][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.833711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.833778][ T32] r4:00000000 [ 1344.833804][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.833887][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.833939][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.834017][ T32] r5:00001000 r4:dffe3000 [ 1344.834049][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.834101][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.834155][ T32] r5:8529a38c r4:8529a000 [ 1344.834205][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.834276][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.834300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.834354][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.834379][ T32] r4:849f1580 [ 1344.834410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.834465][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.834491][ T32] r4:00000001 [ 1344.834526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.834569][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.834600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.834632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.834661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.834704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.834753][ T32] r4:8334b7c0 [ 1344.834778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.834806][ T32] INFO: task kworker/0:873:8463 blocked for more than 471 seconds. [ 1344.834859][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.834897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.834921][ T32] task:kworker/0:873 state:D stack:0 pid:8463 tgid:8463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.835024][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.845000][ T32] Call trace: [ 1344.845120][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.845740][ T32] r10:8291a684 r9:ee875d84 r8:00000002 r7:60000013 r6:ee875d8c r5:85d5ec00 [ 1344.845778][ T32] r4:85d5ec00 [ 1344.845826][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.845909][ T32] r5:85d5ec00 r4:8291a680 [ 1344.845948][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.846018][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.846073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee875e08 [ 1344.846099][ T32] r4:00000000 [ 1344.846120][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.846161][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.846204][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.846251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e74cc0 [ 1344.846276][ T32] r4:00000000 [ 1344.846297][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.846370][ T32] r9:83018005 r8:85d5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7fb63000 [ 1344.846398][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.846670][ T32] r5:85ddd78c r4:85ddd400 ** 3 printk messages dropped ** [ 1344.846906][ T32] r10:61c88647 r9:85d5ec00 r8:85cec6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1344.847380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.847975][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.848169][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 8 printk messages dropped ** [ 1344.848552][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.848832][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.849264][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1344.849483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.850047][ T32] r10:8291a684 r9:ee8a1d84 r8:00000002 r7:60000013 r6:ee8a1d8c r5:85c06000 ** 8 printk messages dropped ** [ 1344.850489][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.850941][ T32] r5:85dde38c r4:85dde000 ** 3 printk messages dropped ** [ 1344.851176][ T32] r10:61c88647 r9:85c06000 r8:85cec72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.851664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.852255][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 7 printk messages dropped ** [ 1344.852523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1344.852678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.852769][ T32] r4:df9dddc0 [ 1344.852820][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.852873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.852905][ T32] r4:00000000 [ 1344.852927][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.853019][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.853052][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.853136][ T32] r5:00001000 r4:dffe3000 [ 1344.853164][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.853211][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.853270][ T32] r5:8529a38c r4:8529a000 [ 1344.853308][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.853364][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.853387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.853441][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.853551][ T32] r4:849f1580 [ 1344.853576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.853628][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.853695][ T32] r4:00000001 [ 1344.853741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.853796][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.853831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.853864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.853942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.854026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.854086][ T32] r4:8334b7c0 [ 1344.854127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.854157][ T32] INFO: task kworker/0:875:8468 blocked for more than 471 seconds. [ 1344.854189][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.854214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.854258][ T32] task:kworker/0:875 state:D stack:0 pid:8468 tgid:8468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.854363][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.854472][ T32] Call trace: [ 1344.854555][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.854629][ T32] r10:8291a684 r9:ee8a9d84 r8:00000002 r7:60000113 r6:ee8a9d8c r5:85f00c00 [ 1344.854685][ T32] r4:85f00c00 [ 1344.854710][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.854793][ T32] r5:85f00c00 r4:8291a680 [ 1344.854820][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.854867][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.854927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8a9e08 [ 1344.854952][ T32] r4:00000000 [ 1344.854991][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.855198][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.872108][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.872214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb2280 [ 1344.872243][ T32] r4:00000000 [ 1344.872266][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.872321][ T32] r9:83018005 r8:85f00c00 r7:00000000 r6:83018000 r5:00001000 r4:7fb73000 [ 1344.872345][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.872396][ T32] r5:00001000 r4:ee7e7000 [ 1344.872418][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.872465][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.872537][ T32] r5:85ddeb8c r4:85dde800 [ 1344.872571][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.872647][ T32] r7:dddced80 r6:83018000 r5:85ddeb8c r4:85cec780 [ 1344.872689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.872769][ T32] r10:61c88647 r9:85f00c00 r8:85cec7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.872801][ T32] r4:85cec780 [ 1344.872823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.872880][ T32] r10:00000000 r9:85cec780 r8:80287e08 r7:ee8a1e60 r6:859fd500 r5:85f00c00 [ 1344.872913][ T32] r4:00000001 [ 1344.873012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.873060][ T32] Exception stack(0xee8a9fb0 to 0xee8a9ff8) [ 1344.873136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.873173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.873203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.873238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.873262][ T32] r4:8600f680 [ 1344.873460][ T32] INFO: task kworker/0:875:8468 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.873542][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.873682][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.873737][ T32] Call trace: [ 1344.873770][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.873829][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.873855][ T32] r4:00000000 [ 1344.873877][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.873928][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.873959][ T32] dd20: 826d9000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.873993][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.874021][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.874101][ T32] r5:80090113 r4:80239bb0 [ 1344.874142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.874245][ T32] r4:82ac21e4 [ 1344.874272][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.874322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.874364][ T32] r4:df9dddc0 [ 1344.874410][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.874461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.874486][ T32] r4:00000000 [ 1344.874509][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.874560][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.874614][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.874679][ T32] r5:00001000 r4:dffe3000 [ 1344.874701][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.874765][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.874834][ T32] r5:8529a38c r4:8529a000 [ 1344.874910][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1344.882714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.883230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.883460][ T32] INFO: task kworker/0:876:8469 blocked for more than 471 seconds. [ 1344.883509][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.883538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.883583][ T32] task:kworker/0:876 state:D stack:0 pid:8469 tgid:8469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.883649][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.883723][ T32] Call trace: [ 1344.883778][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.883842][ T32] r10:8291a684 r9:ee8add84 r8:00000002 r7:60000113 r6:ee8add8c r5:85f01800 [ 1344.883866][ T32] r4:85f01800 [ 1344.883893][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.883943][ T32] r5:85f01800 r4:8291a680 [ 1344.883964][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.884037][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.884147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8ade08 [ 1344.884183][ T32] r4:00000000 [ 1344.884204][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.884246][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.884289][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.884336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8600f900 [ 1344.884373][ T32] r4:00000000 [ 1344.884426][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.884483][ T32] r9:83018005 r8:85f01800 r7:00000000 r6:83018000 r5:00001000 r4:7fb69000 [ 1344.884508][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.884612][ T32] r5:00001000 r4:ee78f000 ** 2 printk messages dropped ** [ 1344.884788][ T32] r5:85dde78c r4:85dde400 ** 1 printk messages dropped ** [ 1344.884862][ T32] r7:dddced80 r6:83018000 r5:85dde78c r4:85cec800 ** 5 printk messages dropped ** [ 1344.891501][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.891787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.892479][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 4 printk messages dropped ** [ 1344.892738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.893479][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1344.894115][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1344.894488][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.894601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.894683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.894747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.894867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.894922][ T32] r4:8334b7c0 [ 1344.894977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.895134][ T32] INFO: task kworker/0:877:8471 blocked for more than 471 seconds. [ 1344.901001][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.901067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.901142][ T32] task:kworker/0:877 state:D stack:0 pid:8471 tgid:8471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.901215][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.901282][ T32] Call trace: [ 1344.901339][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.901411][ T32] r10:8291a684 r9:ee8b5d84 r8:00000002 r7:60000113 r6:ee8b5d8c r5:85f00000 [ 1344.901438][ T32] r4:85f00000 [ 1344.901461][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.901511][ T32] r5:85f00000 r4:8291a680 [ 1344.901555][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.901606][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.901656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8b5e08 [ 1344.901701][ T32] r4:00000000 [ 1344.901727][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.901790][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.901858][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.901930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84954b00 [ 1344.901977][ T32] r4:00000000 [ 1344.902003][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.902059][ T32] r9:83018005 r8:85f00000 r7:00000000 r6:83018000 r5:00001000 r4:7fb6b000 [ 1344.902083][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.902131][ T32] r5:00001000 r4:ee7a1000 [ 1344.902155][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.902198][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.902246][ T32] r5:85ddc38c r4:85ddc000 [ 1344.902268][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.902322][ T32] r7:dddced80 r6:83018000 r5:85ddc38c r4:85cec880 [ 1344.902345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.902397][ T32] r10:61c88647 r9:85f00000 r8:85cec8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.902423][ T32] r4:85cec880 [ 1344.902450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.902526][ T32] r10:00000000 r9:85cec880 r8:80287e08 r7:ee8a9e60 r6:859fd600 r5:85f00000 [ 1344.902587][ T32] r4:00000001 [ 1344.902613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.902657][ T32] Exception stack(0xee8b5fb0 to 0xee8b5ff8) [ 1344.902689][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.902742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.902776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.902830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.902859][ T32] r4:85e74f40 [ 1344.903098][ T32] INFO: task kworker/0:877:8471 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.903167][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.903273][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.903515][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 10 printk messages dropped ** [ 1344.903908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1344.904336][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.904773][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.904980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.917131][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.917404][ T32] r5:8491c800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.917657][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.918231][ T32] r5:85ddef8c r4:85ddec00 ** 1 printk messages dropped ** [ 1344.918361][ T32] r7:dddced80 r6:83018000 r5:85ddef8c r4:85cec900 ** 4 printk messages dropped ** [ 1344.918679][ T32] r10:00000000 r9:85cec900 r8:80287e08 r7:ee8a9e60 r6:85cec980 r5:8491c800 ** 9 printk messages dropped ** [ 1344.919283][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.919923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1344.920320][ T32] r4:00000000 [ 1344.920367][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.920467][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.920494][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.920564][ T32] r5:00001000 r4:dffe3000 [ 1344.920590][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.920635][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.920683][ T32] r5:8529a38c r4:8529a000 [ 1344.920756][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.920813][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.920858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.920922][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.920948][ T32] r4:849f1580 [ 1344.920968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.921020][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.921056][ T32] r4:00000001 [ 1344.921106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.921197][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.921231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.921322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.921356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.921390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.921414][ T32] r4:8334b7c0 [ 1344.921461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.921497][ T32] INFO: task kworker/0:879:8476 blocked for more than 471 seconds. [ 1344.921538][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.921568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.921611][ T32] task:kworker/0:879 state:D stack:0 pid:8476 tgid:8476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.921665][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.921754][ T32] Call trace: [ 1344.921853][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.921919][ T32] r10:8291a684 r9:ee8bdd84 r8:00000002 r7:60000113 r6:ee8bdd8c r5:8491ec00 [ 1344.921945][ T32] r4:8491ec00 [ 1344.921968][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.922052][ T32] r5:8491ec00 r4:8291a680 [ 1344.922083][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.922150][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.922206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8bde08 [ 1344.922231][ T32] r4:00000000 [ 1344.922274][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1344.922571][ T32] r9:83018005 r8:8491ec00 r7:00000000 r6:83018000 r5:00001000 r4:7fb6f000 ** 6 printk messages dropped ** [ 1344.922894][ T32] r7:dddced80 r6:83018000 r5:85dddb8c r4:85ceca00 ** 5 printk messages dropped ** [ 1344.923149][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.923439][ T32] r4:85fb2280 ** 4 printk messages dropped ** [ 1344.923802][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1344.924228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.924702][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1344.925041][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.931978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.932427][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.932790][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.933190][ T32] r9:83018005 r8:8491bc00 r7:00000000 r6:83018000 r5:00001000 r4:7fb71000 ** 8 printk messages dropped ** [ 1344.933627][ T32] r10:61c88647 r9:8491bc00 r8:85cecb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.933982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.934453][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.934720][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 5 printk messages dropped ** [ 1344.935075][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.944212][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.944536][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1344.944848][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 7 printk messages dropped ** [ 1344.949981][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1344.950225][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.950551][ T32] r4:85f02400 [ 1344.950617][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.950670][ T32] r5:85f02400 r4:8291a680 [ 1344.950693][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.950778][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.950859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8d1e08 [ 1344.950901][ T32] r4:00000000 [ 1344.950945][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.950989][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.951057][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.951110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb27c0 [ 1344.951144][ T32] r4:00000000 [ 1344.951178][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.951234][ T32] r9:83018005 r8:85f02400 r7:00000000 r6:83018000 r5:00001000 r4:7fb75000 [ 1344.951258][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.951316][ T32] r5:00001000 r4:ee7f3000 [ 1344.951367][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.951464][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.951541][ T32] r5:85ddff8c r4:85ddfc00 [ 1344.951588][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.951671][ T32] r7:dddced80 r6:83018000 r5:85ddff8c r4:85cecc00 [ 1344.951703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.951792][ T32] r10:61c88647 r9:85f02400 r8:85cecc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.951827][ T32] r4:85cecc00 [ 1344.951871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.951965][ T32] r10:00000000 r9:85cecc00 r8:80287e08 r7:ee8a9e60 r6:859fd680 r5:85f02400 [ 1344.951993][ T32] r4:00000001 [ 1344.952015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.952083][ T32] Exception stack(0xee8d1fb0 to 0xee8d1ff8) [ 1344.952120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.952182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.952242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.952285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.952353][ T32] r4:85fb2080 [ 1344.952538][ T32] INFO: task kworker/0:881:8480 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.952584][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.952648][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.952711][ T32] Call trace: [ 1344.952766][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.952836][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.952866][ T32] r4:00000000 [ 1344.952907][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.952967][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.953013][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.953062][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.953104][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.953143][ T32] r5:80090113 r4:80239bb0 [ 1344.953178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.953228][ T32] r4:82ac21e4 [ 1344.953251][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.953313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.953355][ T32] r4:df9dddc0 [ 1344.953385][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.953444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.953523][ T32] r4:00000000 [ 1344.953548][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.953600][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.953631][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.953695][ T32] r5:00001000 r4:dffe3000 [ 1344.953719][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.953763][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.953819][ T32] r5:8529a38c r4:8529a000 [ 1344.953853][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.953921][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.953947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.954022][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.954051][ T32] r4:849f1580 [ 1344.954082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.954139][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.954165][ T32] r4:00000001 [ 1344.954185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.954247][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.954280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.954326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.954388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.954426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.954471][ T32] r4:8334b7c0 [ 1344.954497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.954589][ T32] INFO: task kworker/0:882:8482 blocked for more than 471 seconds. [ 1344.954655][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.954686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1344.954832][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.954984][ T32] r4:85f03c00 ** 3 printk messages dropped ** [ 1344.964272][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.964440][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1344.964718][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.964989][ T32] r7:dddced80 r6:83018000 r5:85ddfb8c r4:85cecc80 ** 1 printk messages dropped ** [ 1344.965505][ T32] r10:61c88647 r9:85f03c00 r8:85ceccac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1344.965827][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.966281][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.966717][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 3 printk messages dropped ** [ 1344.966892][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1344.967010][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1344.967256][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.967490][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1344.967692][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.967717][ T32] r4:00000001 [ 1344.967739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.967779][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.967809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.967841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.967871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.967910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.967934][ T32] r4:8334b7c0 [ 1344.967957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.967988][ T32] INFO: task kworker/0:883:8483 blocked for more than 471 seconds. [ 1344.968023][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.968050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.968093][ T32] task:kworker/0:883 state:D stack:0 pid:8483 tgid:8483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.968153][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.968247][ T32] Call trace: [ 1344.968295][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.968355][ T32] r10:8291a684 r9:ee8c5d84 r8:00000002 r7:60000113 r6:ee8c5d8c r5:8491a400 [ 1344.968381][ T32] r4:8491a400 [ 1344.968424][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.968477][ T32] r5:8491a400 r4:8291a680 [ 1344.968499][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.968543][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.968592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8c5e08 [ 1344.968617][ T32] r4:00000000 [ 1344.968649][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.968713][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.968800][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.968865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb2940 [ 1344.968906][ T32] r4:00000000 [ 1344.968929][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.969002][ T32] r9:83018005 r8:8491a400 r7:00000000 r6:83018000 r5:00001000 r4:7fb77000 [ 1344.969030][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.969088][ T32] r5:00001000 r4:ee8cd000 [ 1344.969113][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.969179][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.969232][ T32] r5:8496538c r4:84965000 [ 1344.969256][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.969308][ T32] r7:dddced80 r6:83018000 r5:8496538c r4:85cecd00 [ 1344.969379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.969462][ T32] r10:61c88647 r9:8491a400 r8:85cecd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.969490][ T32] r4:85cecd00 [ 1344.969530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.969621][ T32] r10:00000000 r9:85cecd00 r8:80287e08 r7:ee8d9e60 r6:85cecd80 r5:8491a400 [ 1344.969658][ T32] r4:00000001 [ 1344.969710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.969757][ T32] Exception stack(0xee8c5fb0 to 0xee8c5ff8) [ 1344.969799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.969835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.969892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.969931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.969957][ T32] r4:85fb26c0 [ 1344.970040][ T32] INFO: task kworker/0:883:8483 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.970074][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.970179][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.970301][ T32] Call trace: [ 1344.970361][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.970423][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.970450][ T32] r4:00000000 [ 1344.970471][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.970537][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.970575][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.970610][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.970669][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.970700][ T32] r5:80090113 r4:80239bb0 [ 1344.970724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.970789][ T32] r4:82ac21e4 [ 1344.970815][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.970866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.970931][ T32] r4:df9dddc0 [ 1344.970955][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.971005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.971110][ T32] r4:00000000 [ 1344.971150][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.971249][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.971276][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.971325][ T32] r5:00001000 r4:dffe3000 [ 1344.971346][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.971412][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.971469][ T32] r5:8529a38c r4:8529a000 [ 1344.971491][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.971543][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.971592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.971649][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.971676][ T32] r4:849f1580 [ 1344.971697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.971748][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.971773][ T32] r4:00000001 [ 1344.971813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.971856][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.971891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.971945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.971983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.972017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.972041][ T32] r4:8334b7c0 [ 1344.972085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.972139][ T32] INFO: task kworker/0:884:8486 blocked for more than 471 seconds. ** 1 printk messages dropped ** [ 1344.972200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1344.972519][ T32] r10:8291a684 r9:ee8d5d84 r8:00000002 r7:60000113 r6:ee8d5d8c r5:8491e000 ** 4 printk messages dropped ** [ 1344.972762][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.972980][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.973357][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.973550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.973806][ T32] r10:00000000 r9:85cece00 r8:80287e08 r7:ee8d9e60 r6:85cece80 r5:8491e000 [ 1344.973832][ T32] r4:00000001 [ 1344.973874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.973924][ T32] Exception stack(0xee8d5fb0 to 0xee8d5ff8) [ 1344.973975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.974012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.974043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.974081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.974130][ T32] r4:85fb26c0 [ 1344.974211][ T32] INFO: task kworker/0:884:8486 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.974246][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.974352][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.974422][ T32] Call trace: [ 1344.974479][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.974560][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.974589][ T32] r4:00000000 [ 1344.974630][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.974699][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.974760][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.974797][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.974829][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.974857][ T32] r5:80090113 r4:80239bb0 [ 1344.974903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.974953][ T32] r4:82ac21e4 [ 1344.974986][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.990405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1344.990510][ T32] r4:df9dddc0 [ 1344.990586][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.990661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1344.990687][ T32] r4:00000000 [ 1344.990727][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.990806][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.990898][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.991023][ T32] r5:00001000 r4:dffe3000 [ 1344.991087][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.991162][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.991217][ T32] r5:8529a38c r4:8529a000 [ 1344.991280][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.991380][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1344.991430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.991508][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.991537][ T32] r4:849f1580 [ 1344.991600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.991657][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1344.991743][ T32] r4:00000001 [ 1344.991769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.991833][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1344.991878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.991961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.991995][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.992031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.992079][ T32] r4:8334b7c0 [ 1344.992108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.992153][ T32] INFO: task kworker/0:885:8487 blocked for more than 471 seconds. [ 1344.992189][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1344.992258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.992306][ T32] task:kworker/0:885 state:D stack:0 pid:8487 tgid:8487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.992369][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.992457][ T32] Call trace: [ 1344.992498][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1344.992618][ T32] r10:8291a684 r9:ee899d84 r8:00000002 r7:60000013 r6:ee899d8c r5:84919800 [ 1344.992648][ T32] r4:84919800 [ 1344.992691][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1344.992764][ T32] r5:84919800 r4:8291a680 [ 1344.992813][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.992860][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.992916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee899e08 [ 1344.992941][ T32] r4:00000000 [ 1344.992962][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1344.993001][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1344.993040][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1344.993089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb2dc0 [ 1344.993134][ T32] r4:00000000 [ 1344.993160][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1344.993212][ T32] r9:83018005 r8:84919800 r7:00000000 r6:83018000 r5:00001000 r4:7fb7d000 [ 1344.993277][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.993349][ T32] r5:00001000 r4:ee8f7000 [ 1344.993374][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1344.993438][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.993500][ T32] r5:85de4b8c r4:85de4800 [ 1344.993525][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.993577][ T32] r7:dddced80 r6:83018000 r5:85de4b8c r4:85cecf00 [ 1344.993642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.993765][ T32] r10:61c88647 r9:84919800 r8:85cecf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.993795][ T32] r4:85cecf00 [ 1344.993816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.993877][ T32] r10:00000000 r9:85cecf00 r8:80287e08 r7:ee8d5e60 r6:85cecf80 r5:84919800 [ 1344.993929][ T32] r4:00000001 [ 1344.993954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.994033][ T32] Exception stack(0xee899fb0 to 0xee899ff8) [ 1344.994067][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.994099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.994129][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.994193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.994239][ T32] r4:85fb2a80 [ 1344.994406][ T32] INFO: task kworker/0:885:8487 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1344.994464][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.994536][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.994627][ T32] Call trace: [ 1344.994685][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.994745][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1344.994771][ T32] r4:00000000 [ 1344.994792][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.994846][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1344.994888][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1344.994922][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1344.994974][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1344.995053][ T32] r5:80090113 r4:80239bb0 [ 1344.995243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.003354][ T32] r4:82ac21e4 [ 1345.003421][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.003493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.003519][ T32] r4:df9dddc0 [ 1345.003563][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.003622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.003648][ T32] r4:00000000 [ 1345.003682][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.003747][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.003770][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.003821][ T32] r5:00001000 r4:dffe3000 [ 1345.003843][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.003892][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.003940][ T32] r5:8529a38c r4:8529a000 [ 1345.003962][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.004035][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.004063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.004116][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.004144][ T32] r4:849f1580 [ 1345.004215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.004274][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.004315][ T32] r4:00000001 [ 1345.004340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.004382][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.004437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.004552][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.004589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.004626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.004650][ T32] r4:8334b7c0 [ 1345.004696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.004729][ T32] INFO: task kworker/0:886:8490 blocked for more than 471 seconds. [ 1345.004784][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.004827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.004878][ T32] task:kworker/0:886 state:D stack:0 pid:8490 tgid:8490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.004976][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.005034][ T32] Call trace: [ 1345.009789][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.009919][ T32] r10:8291a684 r9:ee8edd84 r8:00000002 r7:60000013 r6:ee8edd8c r5:8491b000 [ 1345.009952][ T32] r4:8491b000 [ 1345.010041][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.010097][ T32] r5:8491b000 r4:8291a680 [ 1345.010143][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.010198][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.010250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8ede08 [ 1345.010274][ T32] r4:00000000 [ 1345.010315][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.010359][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.010483][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.010556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fbf000 [ 1345.010646][ T32] r4:00000000 [ 1345.010672][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.010725][ T32] r9:83018005 r8:8491b000 r7:00000000 r6:83018000 r5:00001000 r4:7fb81000 [ 1345.010792][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.010891][ T32] r5:00001000 r4:ee90b000 [ 1345.010950][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.010999][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.011104][ T32] r5:85de578c r4:85de5400 [ 1345.011198][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.011259][ T32] r7:dddced80 r6:83018000 r5:85de578c r4:85f98000 [ 1345.011282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.011335][ T32] r10:61c88647 r9:8491b000 r8:85f9802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.011359][ T32] r4:85f98000 [ 1345.011423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.011502][ T32] r10:00000000 r9:85f98000 r8:80287e08 r7:ee899e60 r6:85f98080 r5:8491b000 [ 1345.011530][ T32] r4:00000001 [ 1345.011554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.011595][ T32] Exception stack(0xee8edfb0 to 0xee8edff8) [ 1345.011628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.011661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.011690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.011724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.011747][ T32] r4:85fb2d80 [ 1345.011922][ T32] INFO: task kworker/0:886:8490 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.011959][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1345.012115][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.012580][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.012782][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.013286][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1345.013536][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 6 printk messages dropped ** [ 1345.013766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.014252][ T32] r10:8291a684 r9:ee901d84 r8:00000002 r7:60000013 r6:ee901d8c r5:849d8000 ** 8 printk messages dropped ** [ 1345.014805][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.026030][ T32] r5:85de538c r4:85de5000 ** 3 printk messages dropped ** [ 1345.026283][ T32] r10:61c88647 r9:849d8000 r8:85f9812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.026886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.027710][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1345.028100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1345.028449][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.028847][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.028874][ T32] r4:00000001 [ 1345.028902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.028945][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.028974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.029029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.029064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.029098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.029122][ T32] r4:8334b7c0 [ 1345.029165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.029199][ T32] INFO: task kworker/0:888:8494 blocked for more than 471 seconds. [ 1345.029235][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.029262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.029314][ T32] task:kworker/0:888 state:D stack:0 pid:8494 tgid:8494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.029390][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.029464][ T32] Call trace: [ 1345.029582][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.029676][ T32] r10:8291a684 r9:ee909d84 r8:00000002 r7:60000113 r6:ee909d8c r5:849d8c00 [ 1345.029706][ T32] r4:849d8c00 [ 1345.029772][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.029825][ T32] r5:849d8c00 r4:8291a680 [ 1345.029847][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.029897][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.029988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee909e08 [ 1345.030040][ T32] r4:00000000 [ 1345.030070][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.030125][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.030173][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.030222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fbf2c0 [ 1345.030246][ T32] r4:00000000 [ 1345.030288][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.030343][ T32] r9:83018005 r8:849d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7fb83000 [ 1345.030367][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.030439][ T32] r5:00001000 r4:ee911000 [ 1345.030485][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.030557][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.030615][ T32] r5:85de5b8c r4:85de5800 [ 1345.030637][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.030713][ T32] r7:dddced80 r6:83018000 r5:85de5b8c r4:85f98200 [ 1345.030769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.030841][ T32] r10:61c88647 r9:849d8c00 r8:85f9822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.030890][ T32] r4:85f98200 [ 1345.030915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.030969][ T32] r10:00000000 r9:85f98200 r8:80287e08 r7:ee8ede60 r6:85f98280 r5:849d8c00 [ 1345.030995][ T32] r4:00000001 [ 1345.031016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.031079][ T32] Exception stack(0xee909fb0 to 0xee909ff8) [ 1345.031109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.031141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.031194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.031260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.031288][ T32] r4:85fbf200 [ 1345.031377][ T32] INFO: task kworker/0:888:8494 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.031410][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.031496][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.031553][ T32] Call trace: [ 1345.031685][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.031754][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.031804][ T32] r4:00000000 [ 1345.031850][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.031906][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1345.032046][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1345.032457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 3 printk messages dropped ** [ 1345.032636][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.032725][ T32] r5:00001000 r4:dffe3000 [ 1345.032771][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.032819][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.032866][ T32] r5:8529a38c r4:8529a000 [ 1345.032892][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.032968][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.032995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.033070][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.033099][ T32] r4:849f1580 [ 1345.033138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.033193][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.033218][ T32] r4:00000001 [ 1345.033239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.033361][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.033438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.033476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.033507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.033562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.033631][ T32] r4:8334b7c0 [ 1345.033656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.033746][ T32] INFO: task kworker/0:889:8496 blocked for more than 471 seconds. [ 1345.033781][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.033807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1345.034033][ T32] r10:8291a684 r9:ee915d84 r8:00000002 r7:60000113 r6:ee915d8c r5:849d9800 ** 8 printk messages dropped ** [ 1345.034433][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.034920][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.053965][ T32] r10:61c88647 r9:849d9800 r8:85f9832c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.054366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.054838][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.054940][ T32] Call trace: [ 1345.055134][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.059464][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.059529][ T32] r4:00000000 [ 1345.059593][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.059684][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.059725][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.059759][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.059787][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.059814][ T32] r5:80090113 r4:80239bb0 [ 1345.059885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.059945][ T32] r4:82ac21e4 [ 1345.059967][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.060027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.060056][ T32] r4:df9dddc0 [ 1345.060078][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.060127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.060160][ T32] r4:00000000 [ 1345.060186][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.060239][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.060283][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.060338][ T32] r5:00001000 r4:dffe3000 [ 1345.060360][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.060404][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.060466][ T32] r5:8529a38c r4:8529a000 [ 1345.060492][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.060546][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.060589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.060668][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.060696][ T32] r4:849f1580 [ 1345.060739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.060796][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.060821][ T32] r4:00000001 [ 1345.060871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.060939][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.060974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.061007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.061037][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.061071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.061094][ T32] r4:8334b7c0 [ 1345.061119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.061171][ T32] INFO: task kworker/0:890:8498 blocked for more than 471 seconds. [ 1345.061212][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.061255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.061281][ T32] task:kworker/0:890 state:D stack:0 pid:8498 tgid:8498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.061339][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.061385][ T32] Call trace: [ 1345.061442][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.061499][ T32] r10:8291a684 r9:ee91dd84 r8:00000002 r7:60000113 r6:ee91dd8c r5:849da400 [ 1345.061525][ T32] r4:849da400 [ 1345.061547][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.061616][ T32] r5:849da400 r4:8291a680 [ 1345.061641][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.061708][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.062035][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.062381][ T32] r5:85de678c r4:85de6400 ** 1 printk messages dropped ** [ 1345.062462][ T32] r7:dddced80 r6:83018000 r5:85de678c r4:85f98400 ** 4 printk messages dropped ** [ 1345.062688][ T32] r10:00000000 r9:85f98400 r8:80287e08 r7:ee915e60 r6:85f98480 r5:849da400 ** 9 printk messages dropped ** [ 1345.063355][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.064185][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.064349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 10 printk messages dropped ** [ 1345.064964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.074483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.074938][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.079704][ T32] r10:8291a684 r9:ee8f5d84 r8:00000002 r7:60000113 r6:ee8f5d8c r5:849dbc00 [ 1345.079734][ T32] r4:849dbc00 [ 1345.079773][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.079850][ T32] r5:849dbc00 r4:8291a680 [ 1345.079880][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.079934][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.079983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee8f5e08 [ 1345.080008][ T32] r4:00000000 [ 1345.080029][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.080130][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.080242][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.080322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fbf940 [ 1345.080351][ T32] r4:00000000 [ 1345.080374][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.080448][ T32] r9:83018005 r8:849dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7fb43000 [ 1345.080558][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.080636][ T32] r5:00001000 r4:dfdb5000 [ 1345.080662][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.080709][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.080800][ T32] r5:85de6f8c r4:85de6c00 [ 1345.080824][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.080879][ T32] r7:dddced80 r6:83018000 r5:85de6f8c r4:85f98500 [ 1345.080907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.080960][ T32] r10:61c88647 r9:849dbc00 r8:85f9852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.081007][ T32] r4:85f98500 [ 1345.081070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.081154][ T32] r10:00000000 r9:85f98500 r8:80287e08 r7:ee91de60 r6:85f98580 r5:849dbc00 [ 1345.081180][ T32] r4:00000001 [ 1345.081229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1345.081323][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.082010][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.082252][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1345.082368][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.082399][ T32] r5:80090113 r4:80239bb0 [ 1345.082455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.082516][ T32] r4:82ac21e4 [ 1345.082541][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.082592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.082616][ T32] r4:df9dddc0 [ 1345.082638][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.082687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.082711][ T32] r4:00000000 [ 1345.082754][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.082811][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.082834][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.082897][ T32] r5:00001000 r4:dffe3000 [ 1345.082963][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.083011][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.083103][ T32] r5:8529a38c r4:8529a000 [ 1345.083126][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.083183][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.083207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.083261][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.083328][ T32] r4:849f1580 [ 1345.083354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.083407][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1345.083570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.083904][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.084209][ T32] r5:849dc800 r4:8291a680 ** 2 printk messages dropped ** [ 1345.084413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee929e08 ** 8 printk messages dropped ** [ 1345.084979][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.096044][ T32] r5:85de778c r4:85de7400 [ 1345.096115][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.096204][ T32] r7:dddced80 r6:83018000 r5:85de778c r4:85f98600 [ 1345.096233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.096309][ T32] r10:61c88647 r9:849dc800 r8:85f9862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.096349][ T32] r4:85f98600 [ 1345.096374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.096439][ T32] r10:00000000 r9:85f98600 r8:80287e08 r7:ee8f5e60 r6:85f98680 r5:849dc800 [ 1345.096467][ T32] r4:00000001 [ 1345.096510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.096556][ T32] Exception stack(0xee929fb0 to 0xee929ff8) [ 1345.096631][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.096689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.096743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.096780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.096805][ T32] r4:85fbf880 [ 1345.097017][ T32] INFO: task kworker/0:892:8504 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.097083][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.097240][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.097322][ T32] Call trace: [ 1345.097356][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.097417][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.097455][ T32] r4:00000000 [ 1345.097481][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.097550][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 1 printk messages dropped ** [ 1345.097626][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 9 printk messages dropped ** [ 1345.098156][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.098451][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.098871][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.099090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.099139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.099186][ T32] r4:8334b7c0 [ 1345.099213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.099255][ T32] INFO: task kworker/0:893:8505 blocked for more than 471 seconds. [ 1345.099303][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.099335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.099400][ T32] task:kworker/0:893 state:D stack:0 pid:8505 tgid:8505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.099477][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.099541][ T32] Call trace: [ 1345.099622][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.099680][ T32] r10:8291a684 r9:ee935d84 r8:00000002 r7:60000113 r6:ee935d8c r5:849dd400 [ 1345.099727][ T32] r4:849dd400 [ 1345.099752][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.099802][ T32] r5:849dd400 r4:8291a680 [ 1345.099824][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.099867][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.099924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee935e08 [ 1345.100032][ T32] r4:00000000 [ 1345.100057][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.100098][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.100141][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.100211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f000 [ 1345.100239][ T32] r4:00000000 [ 1345.100261][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.100407][ T32] r5:00001000 r4:ee4d9000 ** 2 printk messages dropped ** [ 1345.100533][ T32] r5:8496278c r4:84962400 ** 3 printk messages dropped ** [ 1345.100745][ T32] r10:61c88647 r9:849dd400 r8:85f9872c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.101372][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.101802][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.102323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 9 printk messages dropped ** [ 1345.102768][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.102815][ T32] r5:8529a38c r4:8529a000 [ 1345.102837][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.102895][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.102920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.102974][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.103021][ T32] r4:849f1580 [ 1345.103083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.103142][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.103197][ T32] r4:00000001 [ 1345.103225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.103276][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.103309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.103384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.103440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.103476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.103501][ T32] r4:8334b7c0 [ 1345.103543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.103573][ T32] INFO: task kworker/0:894:8544 blocked for more than 471 seconds. [ 1345.103605][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.103630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.103695][ T32] task:kworker/0:894 state:D stack:0 pid:8544 tgid:8544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.103752][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.103816][ T32] Call trace: [ 1345.103907][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.103968][ T32] r10:8291a684 r9:eea1dd84 r8:00000002 r7:60000013 r6:eea1dd8c r5:849de000 [ 1345.104005][ T32] r4:849de000 [ 1345.104138][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.104193][ T32] r5:849de000 r4:8291a680 [ 1345.104224][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.104292][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.104345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea1de08 [ 1345.104369][ T32] r4:00000000 [ 1345.104390][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.104451][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.104524][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1345.104601][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.105017][ T32] r5:85de6b8c r4:85de6800 ** 2 printk messages dropped ** [ 1345.122577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.122977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.123623][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.124030][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.124320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1345.124854][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 7 printk messages dropped ** [ 1345.134502][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1345.134816][ T32] INFO: task kworker/0:895:8545 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.135804][ T32] r5:849dec00 r4:8291a680 ** 5 printk messages dropped ** [ 1345.136139][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.136544][ T32] r5:85de7f8c r4:85de7c00 ** 3 printk messages dropped ** [ 1345.136814][ T32] r10:61c88647 r9:849dec00 r8:85f9892c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.137232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.137988][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 7 printk messages dropped ** [ 1345.138366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1345.138935][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1345.139411][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 8 printk messages dropped ** [ 1345.139925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1345.140414][ T32] r4:849db000 ** 4 printk messages dropped ** [ 1345.140675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee879e08 ** 5 printk messages dropped ** [ 1345.140924][ T32] r4:00000000 [ 1345.140955][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.141031][ T32] r9:83018005 r8:849db000 r7:00000000 r6:83018000 r5:00001000 r4:7fb55000 [ 1345.141058][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.141107][ T32] r5:00001000 r4:ee607000 [ 1345.141128][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.141213][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.141266][ T32] r5:85de738c r4:85de7000 [ 1345.141289][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.141341][ T32] r7:dddced80 r6:83018000 r5:85de738c r4:85f98a00 [ 1345.141363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.141418][ T32] r10:61c88647 r9:849db000 r8:85f98a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.141465][ T32] r4:85f98a00 [ 1345.141490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.141542][ T32] r10:00000000 r9:85f98a00 r8:80287e08 r7:ee935e60 r6:85f98a80 r5:849db000 [ 1345.141590][ T32] r4:00000001 [ 1345.141615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.141656][ T32] Exception stack(0xee879fb0 to 0xee879ff8) [ 1345.141686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.141719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.141771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.141809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.141834][ T32] r4:8529f100 [ 1345.141928][ T32] INFO: task kworker/0:896:8548 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.141963][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.142075][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.142125][ T32] Call trace: [ 1345.142222][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.142347][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.142377][ T32] r4:00000000 [ 1345.142400][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.142449][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.142503][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.142563][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.142596][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.142623][ T32] r5:80090113 r4:80239bb0 [ 1345.142667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.142716][ T32] r4:82ac21e4 [ 1345.142760][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.142814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.142861][ T32] r4:df9dddc0 [ 1345.142890][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.142942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.142967][ T32] r4:00000000 [ 1345.143009][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.143105][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.143154][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.143208][ T32] r5:00001000 r4:dffe3000 [ 1345.143230][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.143274][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.143344][ T32] r5:8529a38c r4:8529a000 [ 1345.143401][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.143463][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.143499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.143559][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.143606][ T32] r4:849f1580 [ 1345.143631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.143686][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.143711][ T32] r4:00000001 [ 1345.143796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.143840][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.143870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.143908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.143952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.143990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.144037][ T32] r4:8334b7c0 [ 1345.144084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.144125][ T32] INFO: task kworker/0:897:8550 blocked for more than 471 seconds. [ 1345.144161][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.144187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.144251][ T32] task:kworker/0:897 state:D stack:0 pid:8550 tgid:8550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.144327][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.144444][ T32] Call trace: [ 1345.144532][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.144609][ T32] r10:8291a684 r9:ee881d84 r8:00000002 r7:60000113 r6:ee881d8c r5:84b68000 [ 1345.144639][ T32] r4:84b68000 [ 1345.144661][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.144732][ T32] r5:84b68000 r4:8291a680 [ 1345.144758][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.144803][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.144852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee881e08 [ 1345.144898][ T32] r4:00000000 [ 1345.144924][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.144964][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.145004][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.145052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529f5c0 [ 1345.145076][ T32] r4:00000000 [ 1345.145135][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.161188][ T32] r9:83018005 r8:84b68000 r7:00000000 r6:83018000 r5:00001000 r4:7fb59000 [ 1345.161243][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.161320][ T32] r5:00001000 r4:ee639000 [ 1345.161344][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.161438][ T32] r5:85decb8c r4:85dec800 ** 1 printk messages dropped ** [ 1345.161555][ T32] r7:dddced80 r6:83018000 r5:85decb8c r4:85f98b00 ** 4 printk messages dropped ** [ 1345.161808][ T32] r10:00000000 r9:85f98b00 r8:80287e08 r7:ee879e60 r6:85f98b80 r5:84b68000 ** 10 printk messages dropped ** [ 1345.162418][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.162709][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 8 printk messages dropped ** [ 1345.163108][ T32] r4:df9dddc0 ** 1 printk messages dropped ** [ 1345.163243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.163335][ T32] r4:00000000 [ 1345.163362][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.163440][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.163528][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.163765][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.164084][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.164242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.164565][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.164788][ T32] r4:84b68c00 ** 4 printk messages dropped ** [ 1345.174046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee885e08 ** 8 printk messages dropped ** [ 1345.174571][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.174952][ T32] r7:dddced80 r6:83018000 r5:85dec38c r4:85f98c00 ** 7 printk messages dropped ** [ 1345.175676][ T32] Exception stack(0xee885fb0 to 0xee885ff8) ** 6 printk messages dropped ** [ 1345.176247][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.177118][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1345.177304][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1345.177762][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.178245][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.178735][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.178931][ T32] r5:84b69800 r4:8291a680 ** 5 printk messages dropped ** [ 1345.179217][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.179632][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.179989][ T32] r4:85f98d00 ** 5 printk messages dropped ** [ 1345.180193][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.180628][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.181009][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 4 printk messages dropped ** [ 1345.181240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.181335][ T32] r4:82ac21e4 [ 1345.181360][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.181412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.181437][ T32] r4:df9dddc0 [ 1345.181458][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.181520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.181548][ T32] r4:00000000 [ 1345.181570][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.181686][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.181713][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.181783][ T32] r5:00001000 r4:dffe3000 [ 1345.181831][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.181923][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.182007][ T32] r5:8529a38c r4:8529a000 [ 1345.182077][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.182208][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.182270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.182667][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.182875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.183380][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.183776][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.184054][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.184367][ T32] r5:85ded78c r4:85ded400 ** 1 printk messages dropped ** [ 1345.184441][ T32] r7:dddced80 r6:83018000 r5:85ded78c r4:85f98e00 ** 4 printk messages dropped ** [ 1345.184859][ T32] r10:00000000 r9:85f98e00 r8:80287e08 r7:ee8dde60 r6:85f98e80 r5:84b6a400 ** 9 printk messages dropped ** [ 1345.202293][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.202939][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.203195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 9 printk messages dropped ** [ 1345.203721][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 2 printk messages dropped ** [ 1345.203944][ T32] r4:849f1580 [ 1345.203969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.204023][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.204092][ T32] r4:00000001 [ 1345.204118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.204159][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.204189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.204221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.204253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.204310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.204340][ T32] r4:8334b7c0 [ 1345.204363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.204433][ T32] INFO: task kworker/0:901:8558 blocked for more than 471 seconds. [ 1345.204496][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.204550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.204577][ T32] task:kworker/0:901 state:D stack:0 pid:8558 tgid:8558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.204738][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.204791][ T32] Call trace: [ 1345.204845][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.204910][ T32] r10:8291a684 r9:eea25d84 r8:00000002 r7:60000113 r6:eea25d8c r5:84b6b000 [ 1345.204936][ T32] r4:84b6b000 [ 1345.204974][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.211818][ T32] r5:84b6b000 r4:8291a680 [ 1345.211879][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.211951][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.212044][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea25e08 [ 1345.212071][ T32] r4:00000000 [ 1345.212094][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.212138][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.212201][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.212259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fdc0 [ 1345.212285][ T32] r4:00000000 [ 1345.212307][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.212381][ T32] r9:83018005 r8:84b6b000 r7:00000000 r6:83018000 r5:00001000 r4:7fb65000 [ 1345.212410][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.212464][ T32] r5:00001000 r4:ee7ab000 [ 1345.212506][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.212555][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.212626][ T32] r5:85dedf8c r4:85dedc00 [ 1345.212654][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.212730][ T32] r7:dddced80 r6:83018000 r5:85dedf8c r4:85f98f00 [ 1345.212777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.212835][ T32] r10:61c88647 r9:84b6b000 r8:85f98f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.212860][ T32] r4:85f98f00 [ 1345.212886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.212940][ T32] r10:00000000 r9:85f98f00 r8:80287e08 r7:eea21e60 r6:85f98f80 r5:84b6b000 [ 1345.212985][ T32] r4:00000001 [ 1345.213011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.213054][ T32] Exception stack(0xeea25fb0 to 0xeea25ff8) [ 1345.213086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.213174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.213226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.213266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.213293][ T32] r4:8529f500 [ 1345.213503][ T32] INFO: task kworker/0:901:8558 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.213547][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.214184][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 7 printk messages dropped ** [ 1345.214535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 ** 8 printk messages dropped ** [ 1345.214923][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.222656][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 6 printk messages dropped ** [ 1345.222952][ T32] INFO: task kworker/0:902:8560 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.223476][ T32] r4:84b6c800 ** 4 printk messages dropped ** [ 1345.223758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee87de08 ** 8 printk messages dropped ** [ 1345.224217][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.224600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.224994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.225032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.231211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.231325][ T32] r4:8529fa40 [ 1345.231523][ T32] INFO: task kworker/0:902:8560 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.231585][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.231678][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.231763][ T32] Call trace: [ 1345.231824][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.231901][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.231940][ T32] r4:00000000 [ 1345.231965][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.232022][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.232059][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.232113][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.232146][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.232186][ T32] r5:80090113 r4:80239bb0 [ 1345.232215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.232286][ T32] r4:82ac21e4 [ 1345.232313][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.232364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.232414][ T32] r4:df9dddc0 [ 1345.232445][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.232495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.232558][ T32] r4:00000000 [ 1345.232595][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.232652][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.232739][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.232812][ T32] r5:00001000 r4:dffe3000 [ 1345.232843][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.232903][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.232964][ T32] r5:8529a38c r4:8529a000 [ 1345.232990][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.233044][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.233069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.233123][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.233148][ T32] r4:849f1580 [ 1345.233190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.233247][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.233273][ T32] r4:00000001 [ 1345.233335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.233379][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.233412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.233457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.233674][ T32] INFO: task kworker/0:903:8561 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.234086][ T32] r4:84b6d400 ** 4 printk messages dropped ** [ 1345.234303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea2de08 ** 8 printk messages dropped ** [ 1345.234743][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.235062][ T32] r7:dddced80 r6:83018000 r5:85dec78c r4:85b36100 ** 4 printk messages dropped ** [ 1345.243601][ T32] r10:00000000 r9:85b36100 r8:80287e08 r7:eea25e60 r6:85b36180 r5:84b6d400 ** 9 printk messages dropped ** [ 1345.244138][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.244755][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1345.249716][ T32] r5:00001000 r4:dffe3000 ** 6 printk messages dropped ** [ 1345.250086][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.250394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.250725][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.251199][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.251589][ T32] r9:83018005 r8:84b6e000 r7:00000000 r6:83018000 r5:00001000 r4:7fb6b000 ** 6 printk messages dropped ** [ 1345.251989][ T32] r7:dddced80 r6:83018000 r5:85def38c r4:85b36200 ** 5 printk messages dropped ** [ 1345.252238][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.252422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.252727][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.252874][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.252967][ T32] Call trace: [ 1345.253034][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.253098][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.253126][ T32] r4:00000000 [ 1345.253169][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.253267][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.253304][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.253339][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.253388][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.253419][ T32] r5:80090113 r4:80239bb0 [ 1345.253464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.253515][ T32] r4:82ac21e4 [ 1345.253537][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.253610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.253700][ T32] r4:df9dddc0 [ 1345.253755][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.253830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.253877][ T32] r4:00000000 [ 1345.253909][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.253964][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.253988][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.254036][ T32] r5:00001000 r4:dffe3000 [ 1345.254058][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.254103][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.254150][ T32] r5:8529a38c r4:8529a000 [ 1345.254172][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.254225][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.254248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.254301][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.254325][ T32] r4:849f1580 [ 1345.254345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.254396][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.254420][ T32] r4:00000001 [ 1345.254441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.254502][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.254536][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.254650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.254684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.254759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.254851][ T32] r4:8334b7c0 [ 1345.254877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.254910][ T32] INFO: task kworker/0:905:8566 blocked for more than 471 seconds. [ 1345.254990][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.255019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.265442][ T32] task:kworker/0:905 state:D stack:0 pid:8566 tgid:8566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.265662][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.265755][ T32] Call trace: [ 1345.265836][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.265915][ T32] r10:8291a684 r9:eea35d84 r8:00000002 r7:60000013 r6:eea35d8c r5:84b6ec00 [ 1345.265943][ T32] r4:84b6ec00 [ 1345.265966][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.266015][ T32] r5:84b6ec00 r4:8291a680 [ 1345.266037][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.266091][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.266148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea35e08 [ 1345.266194][ T32] r4:00000000 [ 1345.266222][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.266285][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.266332][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.266381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529ff80 [ 1345.266406][ T32] r4:00000000 [ 1345.266428][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.266481][ T32] r9:83018005 r8:84b6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7fb67000 [ 1345.266514][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.266588][ T32] r5:00001000 r4:ee7cb000 [ 1345.266619][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.266685][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.266738][ T32] r5:85dee78c r4:85dee400 [ 1345.266783][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.266868][ T32] r7:dddced80 r6:83018000 r5:85dee78c r4:85b36300 [ 1345.266896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.266971][ T32] r10:61c88647 r9:84b6ec00 r8:85b3632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.267000][ T32] r4:85b36300 [ 1345.267023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.267104][ T32] r10:00000000 r9:85b36300 r8:80287e08 r7:eea29e60 r6:85b36380 r5:84b6ec00 [ 1345.267128][ T32] r4:00000001 [ 1345.267160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.267231][ T32] Exception stack(0xeea35fb0 to 0xeea35ff8) [ 1345.267266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.267299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.267349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.267387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.267414][ T32] r4:85b1c000 [ 1345.267661][ T32] INFO: task kworker/0:905:8566 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.267726][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.267859][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.267911][ T32] Call trace: [ 1345.267943][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.268017][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.268110][ T32] r4:00000000 [ 1345.268135][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.268181][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.268234][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.268271][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.268300][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.268326][ T32] r5:80090113 r4:80239bb0 [ 1345.268383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.268432][ T32] r4:82ac21e4 [ 1345.268456][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.268505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.268550][ T32] r4:df9dddc0 [ 1345.268581][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.268650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.268702][ T32] r4:00000000 [ 1345.268727][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.268800][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.268944][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.269081][ T32] r5:00001000 r4:dffe3000 [ 1345.269128][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.269177][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.269247][ T32] r5:8529a38c r4:8529a000 [ 1345.269273][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.269326][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.269349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.269403][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.269438][ T32] r4:849f1580 [ 1345.269487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.269542][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.269567][ T32] r4:00000001 [ 1345.269590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.269651][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.269711][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.269846][ T32] r4:8334b7c0 ** 5 printk messages dropped ** [ 1345.270076][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.270391][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1345.270976][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1345.271305][ T32] r4:85b36400 ** 5 printk messages dropped ** [ 1345.271638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.271670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.271703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.271736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.271760][ T32] r4:85b1c580 [ 1345.271847][ T32] INFO: task kworker/0:906:8569 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.271909][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.272065][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.272195][ T32] Call trace: [ 1345.272227][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.272284][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.272340][ T32] r4:00000000 [ 1345.272368][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.272499][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.272536][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.272570][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.272598][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.272625][ T32] r5:80090113 r4:80239bb0 [ 1345.272657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.272748][ T32] r4:82ac21e4 [ 1345.272773][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.272846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.272896][ T32] r4:df9dddc0 [ 1345.272935][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.273009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.273060][ T32] r4:00000000 [ 1345.273107][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.273164][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.273187][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.273235][ T32] r5:00001000 r4:dffe3000 [ 1345.273278][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.273325][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.273374][ T32] r5:8529a38c r4:8529a000 [ 1345.273396][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.273448][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.273495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.273558][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.273585][ T32] r4:849f1580 [ 1345.273606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.273658][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.273716][ T32] r4:00000001 [ 1345.273743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.273804][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.273852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.273892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.274005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.274043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.274189][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 5 printk messages dropped ** [ 1345.274538][ T32] r10:8291a684 r9:eea31d84 r8:00000002 r7:60000013 r6:eea31d8c r5:85018000 ** 5 printk messages dropped ** [ 1345.274852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea31e08 ** 5 printk messages dropped ** [ 1345.294444][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.294578][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.294767][ T32] r5:85defb8c r4:85def800 ** 3 printk messages dropped ** [ 1345.294998][ T32] r10:61c88647 r9:85018000 r8:85b3652c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1345.296023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1345.296206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.296689][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.297002][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.297196][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 ** 5 printk messages dropped ** [ 1345.297578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 6 printk messages dropped ** [ 1345.297875][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.298229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.298310][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.298346][ T32] r4:849f1580 [ 1345.298368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.298442][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.298476][ T32] r4:00000001 [ 1345.298499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.298582][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.298618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.298652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.298682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.298738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.298772][ T32] r4:8334b7c0 [ 1345.298796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.298830][ T32] INFO: task kworker/0:908:8573 blocked for more than 471 seconds. [ 1345.298895][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.298954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.299001][ T32] task:kworker/0:908 state:D stack:0 pid:8573 tgid:8573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.299128][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.299195][ T32] Call trace: [ 1345.299232][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.299288][ T32] r10:8291a684 r9:eea45d84 r8:00000002 r7:60000113 r6:eea45d8c r5:85018c00 [ 1345.299334][ T32] r4:85018c00 [ 1345.299361][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.299410][ T32] r5:85018c00 r4:8291a680 [ 1345.299432][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.299502][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.299559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea45e08 [ 1345.299583][ T32] r4:00000000 [ 1345.299626][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.299690][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.299797][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.299917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1c700 [ 1345.299947][ T32] r4:00000000 [ 1345.299991][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.300047][ T32] r9:83018005 r8:85018c00 r7:00000000 r6:83018000 r5:00001000 r4:7fb6f000 [ 1345.300081][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.300132][ T32] r5:00001000 r4:ee89d000 [ 1345.300215][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.300263][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.300311][ T32] r5:85deff8c r4:85defc00 [ 1345.300334][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.300413][ T32] r7:dddced80 r6:83018000 r5:85deff8c r4:85b36600 [ 1345.300442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.300512][ T32] r10:61c88647 r9:85018c00 r8:85b3662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.300537][ T32] r4:85b36600 [ 1345.300558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.300610][ T32] r10:00000000 r9:85b36600 r8:80287e08 r7:eea31e60 r6:85b36680 r5:85018c00 [ 1345.300638][ T32] r4:00000001 [ 1345.300659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.300741][ T32] Exception stack(0xeea45fb0 to 0xeea45ff8) [ 1345.300776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.300808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.300862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.300904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.300952][ T32] r4:85b1c440 [ 1345.301088][ T32] INFO: task kworker/0:908:8573 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.301166][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.301474][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.301633][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1345.301943][ T32] r4:df9dddc0 ** 2 printk messages dropped ** [ 1345.302067][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.302169][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 6 printk messages dropped ** [ 1345.302648][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1345.302867][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1345.303098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.303445][ T32] INFO: task kworker/0:909:8575 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.303656][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.303816][ T32] r10:8291a684 r9:eea49d84 r8:00000002 r7:60000013 r6:eea49d8c r5:85019800 [ 1345.303842][ T32] r4:85019800 [ 1345.303889][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.303969][ T32] r5:85019800 r4:8291a680 [ 1345.303994][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.304039][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.304110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea49e08 [ 1345.304139][ T32] r4:00000000 [ 1345.304161][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.304222][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.304312][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.304425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1c880 [ 1345.304454][ T32] r4:00000000 [ 1345.304477][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.304574][ T32] r9:83018005 r8:85019800 r7:00000000 r6:83018000 r5:00001000 r4:7fb71000 [ 1345.304602][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.304672][ T32] r5:00001000 r4:ee8af000 [ 1345.304697][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.304743][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.304791][ T32] r5:85decf8c r4:85decc00 [ 1345.304816][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.304869][ T32] r7:dddced80 r6:83018000 r5:85decf8c r4:85b36700 [ 1345.304987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.305095][ T32] r10:61c88647 r9:85019800 r8:85b3672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.321700][ T32] r4:85b36700 [ 1345.321752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.321837][ T32] r10:00000000 r9:85b36700 r8:80287e08 r7:eea45e60 r6:85b36780 r5:85019800 [ 1345.321863][ T32] r4:00000001 [ 1345.321895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.321940][ T32] Exception stack(0xeea49fb0 to 0xeea49ff8) [ 1345.322017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.322056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.322107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.322154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.322178][ T32] r4:85b1c540 [ 1345.322363][ T32] INFO: task kworker/0:909:8575 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.322421][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.322535][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.322768][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 ** 10 printk messages dropped ** [ 1345.323267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 ** 10 printk messages dropped ** [ 1345.323665][ T32] r5:8529a38c r4:8529a000 ** 6 printk messages dropped ** [ 1345.324027][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 4 printk messages dropped ** [ 1345.324230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.324632][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.324943][ T32] r5:8501b000 r4:8291a680 ** 6 printk messages dropped ** [ 1345.331482][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.331975][ T32] r5:85def78c r4:85def400 ** 3 printk messages dropped ** [ 1345.332208][ T32] r10:61c88647 r9:8501b000 r8:85b3682c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.332539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.333139][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.333352][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 8 printk messages dropped ** [ 1345.333693][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.333960][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.334402][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.334555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.335027][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.344361][ T32] r5:8501bc00 r4:8291a680 [ 1345.344384][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.344430][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.344480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea51e08 [ 1345.344504][ T32] r4:00000000 [ 1345.344526][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.344596][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.344647][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.344711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1cf80 [ 1345.344740][ T32] r4:00000000 [ 1345.344763][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.344821][ T32] r9:83018005 r8:8501bc00 r7:00000000 r6:83018000 r5:00001000 r4:7fb7b000 [ 1345.344855][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.344914][ T32] r5:00001000 r4:ee903000 [ 1345.344935][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.344979][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.345035][ T32] r5:85de7b8c r4:85de7800 [ 1345.345469][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.345571][ T32] r7:dddced80 r6:83018000 r5:85de7b8c r4:85b36900 [ 1345.345596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.345675][ T32] r10:61c88647 r9:8501bc00 r8:85b3692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.345710][ T32] r4:85b36900 [ 1345.345733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.345786][ T32] r10:00000000 r9:85b36900 r8:80287e08 r7:eea41e60 r6:85b36980 r5:8501bc00 [ 1345.345810][ T32] r4:00000001 [ 1345.345848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.345906][ T32] Exception stack(0xeea51fb0 to 0xeea51ff8) [ 1345.345961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.345999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.346031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.346074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.346104][ T32] r4:85b1c940 [ 1345.346289][ T32] INFO: task kworker/0:911:8578 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.346376][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.346479][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.346578][ T32] Call trace: [ 1345.346628][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.346691][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.346736][ T32] r4:00000000 [ 1345.346761][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.346838][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.346885][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.346943][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.346977][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.347005][ T32] r5:80090113 r4:80239bb0 [ 1345.347028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.347106][ T32] r4:82ac21e4 [ 1345.347139][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.347194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.347219][ T32] r4:df9dddc0 [ 1345.347250][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.347302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.347327][ T32] r4:00000000 [ 1345.347349][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.347410][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.347446][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.347499][ T32] r5:00001000 r4:dffe3000 [ 1345.347530][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.347578][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.347647][ T32] r5:8529a38c r4:8529a000 [ 1345.347672][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.347725][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.347762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.347821][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.347846][ T32] r4:849f1580 [ 1345.347867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.347925][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.347970][ T32] r4:00000001 [ 1345.347998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.348039][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.348068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.348107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.348139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.348182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.348234][ T32] r4:8334b7c0 [ 1345.348266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.348305][ T32] INFO: task kworker/0:912:8580 blocked for more than 471 seconds. [ 1345.348344][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.348373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.348395][ T32] task:kworker/0:912 state:D stack:0 pid:8580 tgid:8580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.348568][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.348631][ T32] Call trace: [ 1345.348672][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.348751][ T32] r10:8291a684 r9:eea59d84 r8:00000002 r7:60000013 r6:eea59d8c r5:8501d400 [ 1345.348799][ T32] r4:8501d400 [ 1345.348825][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.348874][ T32] r5:8501d400 r4:8291a680 [ 1345.348905][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.348960][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.349013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea59e08 [ 1345.349073][ T32] r4:00000000 [ 1345.349120][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1345.349431][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.349797][ T32] r10:61c88647 r9:8501d400 r8:85b36a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.349912][ T32] r10:00000000 r9:85b36a00 r8:80287e08 r7:eea51e60 r6:85b36a80 r5:8501d400 ** 4 printk messages dropped ** [ 1345.350099][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.350245][ T32] r4:85b1cbc0 [ 1345.350337][ T32] INFO: task kworker/0:912:8580 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.350373][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.350461][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.350556][ T32] Call trace: [ 1345.350596][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.350675][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.350705][ T32] r4:00000000 [ 1345.350726][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.350771][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.350803][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.350856][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.350898][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.350942][ T32] r5:80090113 r4:80239bb0 [ 1345.350968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.351014][ T32] r4:82ac21e4 [ 1345.351065][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.351118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.351142][ T32] r4:df9dddc0 [ 1345.351163][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.351209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.351235][ T32] r4:00000000 [ 1345.351267][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.351321][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.351343][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.351391][ T32] r5:00001000 r4:dffe3000 [ 1345.351437][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.351507][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.351582][ T32] r5:8529a38c r4:8529a000 [ 1345.351641][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.351700][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.351729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.351782][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.351815][ T32] r4:849f1580 [ 1345.351840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.351910][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.351938][ T32] r4:00000001 [ 1345.351961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.352001][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.352048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.352085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.352115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.352148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.352192][ T32] r4:8334b7c0 [ 1345.352217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.352243][ T32] INFO: task kworker/0:913:8582 blocked for more than 471 seconds. [ 1345.352274][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.352299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.352321][ T32] task:kworker/0:913 state:D stack:0 pid:8582 tgid:8582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.352396][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.352456][ T32] Call trace: [ 1345.352509][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.352569][ T32] r10:8291a684 r9:eea4dd84 r8:00000002 r7:60000113 r6:eea4dd8c r5:85f03000 [ 1345.352615][ T32] r4:85f03000 [ 1345.352660][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.352748][ T32] r5:85f03000 r4:8291a680 [ 1345.352790][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.352838][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.352913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea4de08 [ 1345.352948][ T32] r4:00000000 [ 1345.352969][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.353030][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.353080][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.353140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b1ce80 [ 1345.353184][ T32] r4:00000000 [ 1345.353228][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.353285][ T32] r9:83018005 r8:85f03000 r7:00000000 r6:83018000 r5:00001000 r4:7fb79000 [ 1345.353310][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.353357][ T32] r5:00001000 r4:ee8f1000 [ 1345.353379][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.353422][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.353470][ T32] r5:85ddf38c r4:85ddf000 [ 1345.353534][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.353612][ T32] r7:dddced80 r6:83018000 r5:85ddf38c r4:85b36b00 [ 1345.353643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.353699][ T32] r10:61c88647 r9:85f03000 r8:85b36b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.353723][ T32] r4:85b36b00 [ 1345.353755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.353811][ T32] r10:00000000 r9:85b36b00 r8:80287e08 r7:eea51e60 r6:859fd780 r5:85f03000 [ 1345.353836][ T32] r4:00000001 [ 1345.353857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.353902][ T32] Exception stack(0xeea4dfb0 to 0xeea4dff8) [ 1345.353952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.353990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.354054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.354112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.354149][ T32] r4:85b1cb00 [ 1345.354266][ T32] INFO: task kworker/0:913:8582 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.354302][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.354385][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.354472][ T32] Call trace: [ 1345.354508][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.354564][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.354590][ T32] r4:00000000 [ 1345.354612][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.354678][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.354718][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.354754][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.354783][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.354811][ T32] r5:80090113 r4:80239bb0 [ 1345.354943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.354993][ T32] r4:82ac21e4 [ 1345.355016][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.370324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.370425][ T32] r4:df9dddc0 [ 1345.370458][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.370531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.370556][ T32] r4:00000000 [ 1345.370577][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.370631][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.370656][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.370709][ T32] r5:00001000 r4:dffe3000 [ 1345.370746][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.370796][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.370844][ T32] r5:8529a38c r4:8529a000 [ 1345.370890][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.370970][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.371055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.371129][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.371159][ T32] r4:849f1580 [ 1345.371181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.371235][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.371285][ T32] r4:00000001 [ 1345.371339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.371385][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.371418][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.371451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.371480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.371515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.371538][ T32] r4:8334b7c0 [ 1345.371583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.371619][ T32] INFO: task kworker/0:914:8585 blocked for more than 471 seconds. [ 1345.371668][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.371700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.371745][ T32] task:kworker/0:914 state:D stack:0 pid:8585 tgid:8585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.371833][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.371942][ T32] Call trace: [ 1345.372030][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.372094][ T32] r10:8291a684 r9:eea65d84 r8:00000002 r7:60000013 r6:eea65d8c r5:85f05400 [ 1345.372119][ T32] r4:85f05400 [ 1345.372140][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.372188][ T32] r5:85f05400 r4:8291a680 [ 1345.372209][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.372275][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.372349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea65e08 [ 1345.372399][ T32] r4:00000000 [ 1345.372423][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.372473][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.372513][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.372560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838cc0 [ 1345.372603][ T32] r4:00000000 [ 1345.372629][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.372681][ T32] r9:83018005 r8:85f05400 r7:00000000 r6:83018000 r5:00001000 r4:7fb7d000 [ 1345.372745][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.372857][ T32] r5:00001000 r4:ee90f000 [ 1345.372895][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.372943][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.372992][ T32] r5:8605038c r4:86050000 [ 1345.373014][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.373086][ T32] r7:dddced80 r6:83018000 r5:8605038c r4:85b36b80 [ 1345.373153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.373216][ T32] r10:61c88647 r9:85f05400 r8:85b36bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.373240][ T32] r4:85b36b80 [ 1345.373261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.373334][ T32] r10:00000000 r9:85b36b80 r8:80287e08 r7:eea51e60 r6:859fd800 r5:85f05400 [ 1345.373378][ T32] r4:00000001 [ 1345.373402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.373451][ T32] Exception stack(0xeea65fb0 to 0xeea65ff8) [ 1345.373486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.373518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.373547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.373580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.373631][ T32] r4:85b1cd00 [ 1345.373811][ T32] INFO: task kworker/0:914:8585 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.373847][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.373953][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.374015][ T32] Call trace: [ 1345.374057][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.374140][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.374189][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.374271][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1345.374427][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 2 printk messages dropped ** [ 1345.374526][ T32] r4:82ac21e4 [ 1345.374568][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.374643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.374671][ T32] r4:df9dddc0 [ 1345.374715][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.374768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.374819][ T32] r4:00000000 [ 1345.374845][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.374902][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.374941][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.374992][ T32] r5:00001000 r4:dffe3000 [ 1345.375014][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.384088][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.384196][ T32] r5:8529a38c r4:8529a000 [ 1345.384221][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.384279][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.384334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.384401][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.384426][ T32] r4:849f1580 [ 1345.384449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.384502][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.384547][ T32] r4:00000001 [ 1345.384573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.384616][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.384649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.384681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.384711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.384787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.384822][ T32] r4:8334b7c0 [ 1345.384847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.384877][ T32] INFO: task kworker/0:915:8587 blocked for more than 471 seconds. [ 1345.384920][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.384948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.385000][ T32] task:kworker/0:915 state:D stack:0 pid:8587 tgid:8587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.385426][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.385511][ T32] Call trace: [ 1345.385547][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.385609][ T32] r10:8291a684 r9:eea6dd84 r8:00000002 r7:60000113 r6:eea6dd8c r5:85f06c00 [ 1345.385649][ T32] r4:85f06c00 [ 1345.385676][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.385726][ T32] r5:85f06c00 r4:8291a680 [ 1345.385770][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.385819][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.385878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea6de08 [ 1345.385910][ T32] r4:00000000 [ 1345.385952][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.385996][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.386039][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.386087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6440 [ 1345.386111][ T32] r4:00000000 [ 1345.386133][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.386186][ T32] r9:83018005 r8:85f06c00 r7:00000000 r6:83018000 r5:00001000 r4:7fb85000 [ 1345.386232][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.386283][ T32] r5:00001000 r4:eea89000 [ 1345.386306][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.386350][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.386397][ T32] r5:86051b8c r4:86051800 ** 1 printk messages dropped ** [ 1345.386470][ T32] r7:dddced80 r6:83018000 r5:86051b8c r4:85b36d80 ** 2 printk messages dropped ** [ 1345.386616][ T32] r4:85b36d80 ** 3 printk messages dropped ** [ 1345.386796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1345.387150][ T32] r4:8529fb00 ** 2 printk messages dropped ** [ 1345.387455][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.387782][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) ** 2 printk messages dropped ** [ 1345.387931][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff ** 5 printk messages dropped ** [ 1345.388217][ T32] r4:df9dddc0 ** 2 printk messages dropped ** [ 1345.388336][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.388592][ T32] r5:00001000 r4:dffe3000 ** 4 printk messages dropped ** [ 1345.388880][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 ** 4 printk messages dropped ** [ 1345.389120][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 ** 2 printk messages dropped ** [ 1345.389217][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 2 printk messages dropped ** [ 1345.389461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1345.389552][ T32] r4:8334b7c0 [ 1345.389575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.389603][ T32] INFO: task kworker/0:916:8588 blocked for more than 471 seconds. [ 1345.389636][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.389662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.389684][ T32] task:kworker/0:916 state:D stack:0 pid:8588 tgid:8588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.389791][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.389861][ T32] Call trace: [ 1345.389898][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.389954][ T32] r10:8291a684 r9:eea71d84 r8:00000002 r7:60000113 r6:eea71d8c r5:85f04800 [ 1345.389979][ T32] r4:85f04800 [ 1345.390000][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.390048][ T32] r5:85f04800 r4:8291a680 [ 1345.390069][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.390111][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.390159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea71e08 [ 1345.390183][ T32] r4:00000000 [ 1345.390204][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.390242][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.390282][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.390330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529fd80 [ 1345.390354][ T32] r4:00000000 [ 1345.390375][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.390437][ T32] r9:83018005 r8:85f04800 r7:00000000 r6:83018000 r5:00001000 r4:7fb7f000 [ 1345.390474][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.390534][ T32] r5:00001000 r4:ee921000 [ 1345.390559][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.390603][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.390673][ T32] r5:86050b8c r4:86050800 [ 1345.390698][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.390751][ T32] r7:dddced80 r6:83018000 r5:86050b8c r4:85b36c00 [ 1345.390773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.390826][ T32] r10:61c88647 r9:85f04800 r8:85b36c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.390850][ T32] r4:85b36c00 [ 1345.390870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.390927][ T32] r10:00000000 r9:85b36c00 r8:80287e08 r7:eea6de60 r6:859fd900 r5:85f04800 [ 1345.390951][ T32] r4:00000001 [ 1345.390989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.391063][ T32] Exception stack(0xeea71fb0 to 0xeea71ff8) [ 1345.391107][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.391144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.391174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.391208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.391233][ T32] r4:8529fb00 [ 1345.391317][ T32] INFO: task kworker/0:916:8588 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.391362][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.391424][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.391468][ T32] Call trace: [ 1345.391525][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.391608][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.391637][ T32] r4:00000000 [ 1345.391681][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.391747][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.391783][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.391817][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.391871][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.391907][ T32] r5:80090113 r4:80239bb0 [ 1345.391939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1345.392163][ T32] r4:df9dddc0 ** 6 printk messages dropped ** [ 1345.392474][ T32] r5:00001000 r4:dffe3000 ** 7 printk messages dropped ** [ 1345.392829][ T32] r4:849f1580 ** 4 printk messages dropped ** [ 1345.393061][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) ** 7 printk messages dropped ** [ 1345.393370][ T32] Not tainted 6.15.0-rc5-syzkaller #0 ** 6 printk messages dropped ** [ 1345.393642][ T32] r4:85f06000 ** 4 printk messages dropped ** [ 1345.393871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea7de08 ** 1 printk messages dropped ** [ 1345.393928][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.393967][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.394007][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.394072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6100 [ 1345.394102][ T32] r4:00000000 [ 1345.394152][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.394208][ T32] r9:83018005 r8:85f06000 r7:00000000 r6:83018000 r5:00001000 r4:7fb81000 [ 1345.394231][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.394278][ T32] r5:00001000 r4:ee92d000 [ 1345.394301][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.394344][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.394391][ T32] r5:8605138c r4:86051000 [ 1345.394412][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.394462][ T32] r7:dddced80 r6:83018000 r5:8605138c r4:85b36e80 [ 1345.394484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.394536][ T32] r10:61c88647 r9:85f06000 r8:85b36eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.394560][ T32] r4:85b36e80 [ 1345.394580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.394631][ T32] r10:00000000 r9:85b36e80 r8:80287e08 r7:eea6de60 r6:859fd980 r5:85f06000 [ 1345.394676][ T32] r4:00000001 [ 1345.394712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.394755][ T32] Exception stack(0xeea7dfb0 to 0xeea7dff8) [ 1345.394786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.394839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.394873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.394911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.394936][ T32] r4:85fc6040 [ 1345.395016][ T32] INFO: task kworker/0:917:8590 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.395116][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.415600][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.415714][ T32] Call trace: [ 1345.415754][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.415833][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.415890][ T32] r4:00000000 [ 1345.415924][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.415972][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.416006][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.416045][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.416075][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.416102][ T32] r5:80090113 r4:80239bb0 [ 1345.416124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.416193][ T32] r4:82ac21e4 [ 1345.416248][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.416303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.416329][ T32] r4:df9dddc0 ** 2 printk messages dropped ** [ 1345.416453][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.416783][ T32] r5:8529a38c r4:8529a000 ** 1 printk messages dropped ** [ 1345.416889][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.416923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.416999][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.417448][ T32] r4:8334b7c0 ** 9 printk messages dropped ** [ 1345.417978][ T32] r4:85c2bc00 ** 1 printk messages dropped ** [ 1345.418084][ T32] r5:85c2bc00 r4:8291a680 [ 1345.418109][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 22 printk messages dropped ** [ 1345.419337][ T32] r4:00000001 [ 1345.419358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.419398][ T32] Exception stack(0xeea8dfb0 to 0xeea8dff8) [ 1345.419428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.419460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.419501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.419538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.419562][ T32] r4:85fc60c0 [ 1345.419749][ T32] INFO: task kworker/0:918:8592 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.419783][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.419897][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.419947][ T32] Call trace: [ 1345.419978][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.420035][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.420061][ T32] r4:00000000 [ 1345.420104][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.420193][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.420235][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.420268][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.420296][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.420348][ T32] r5:80090113 r4:80239bb0 [ 1345.420379][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.420426][ T32] r4:82ac21e4 [ 1345.420447][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.420496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.420541][ T32] r4:df9dddc0 [ 1345.420566][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.420677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.420706][ T32] r4:00000000 [ 1345.420795][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.420851][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.420875][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.420934][ T32] r5:00001000 r4:dffe3000 [ 1345.420955][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.420999][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.421067][ T32] r5:8529a38c r4:8529a000 [ 1345.421092][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.421146][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.421190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.421250][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.421276][ T32] r4:849f1580 [ 1345.421298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.421350][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.421375][ T32] r4:00000001 [ 1345.421411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.421455][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.421485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.421518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.421568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.421618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.421645][ T32] r4:8334b7c0 [ 1345.421688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.421737][ T32] INFO: task kworker/0:919:8594 blocked for more than 471 seconds. [ 1345.421771][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.421798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.421820][ T32] task:kworker/0:919 state:D stack:0 pid:8594 tgid:8594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.421901][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.421945][ T32] Call trace: [ 1345.422034][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.422126][ T32] r10:8291a684 r9:eea99d84 r8:00000002 r7:60000013 r6:eea99d8c r5:85f08c00 [ 1345.422176][ T32] r4:85f08c00 [ 1345.422215][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.422274][ T32] r5:85f08c00 r4:8291a680 [ 1345.422305][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.422353][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.422428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea99e08 [ 1345.422482][ T32] r4:00000000 [ 1345.422525][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.422569][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.422610][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.422668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6b40 [ 1345.422696][ T32] r4:00000000 [ 1345.422719][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.422771][ T32] r9:83018005 r8:85f08c00 r7:00000000 r6:83018000 r5:00001000 r4:7fbdd000 [ 1345.422795][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.422843][ T32] r5:00001000 r4:eeae3000 [ 1345.422864][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.422914][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.422973][ T32] r5:86052f8c r4:86052c00 [ 1345.422998][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.423080][ T32] r7:dddced80 r6:83018000 r5:86052f8c r4:85b36d00 [ 1345.423104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.423164][ T32] r10:61c88647 r9:85f08c00 r8:85b36d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.423191][ T32] r4:85b36d00 [ 1345.423213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.423266][ T32] r10:00000000 r9:85b36d00 r8:80287e08 r7:eea6de60 r6:859fda80 r5:85f08c00 [ 1345.423304][ T32] r4:00000001 [ 1345.423330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.423385][ T32] Exception stack(0xeea99fb0 to 0xeea99ff8) [ 1345.423418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.423473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.423511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.423566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.423595][ T32] r4:85fc6040 [ 1345.423682][ T32] INFO: task kworker/0:919:8594 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.423715][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.423773][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.423818][ T32] Call trace: [ 1345.423860][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.423926][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.423973][ T32] r4:00000000 [ 1345.423999][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.424045][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.424078][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.424112][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.424139][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.424187][ T32] r5:80090113 r4:80239bb0 [ 1345.424249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.424299][ T32] r4:82ac21e4 [ 1345.424322][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.424371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.424395][ T32] r4:df9dddc0 [ 1345.424417][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.424465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.424489][ T32] r4:00000000 [ 1345.424512][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.424584][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.424611][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.424681][ T32] r5:00001000 r4:dffe3000 [ 1345.424706][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.424751][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.424799][ T32] r5:8529a38c r4:8529a000 [ 1345.424862][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.424934][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.424987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.442311][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.442419][ T32] r4:849f1580 [ 1345.442459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.442541][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.442567][ T32] r4:00000001 [ 1345.442590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.442632][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.442666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.442698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.442728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.442762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.442797][ T32] r4:8334b7c0 [ 1345.442839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.442891][ T32] INFO: task kworker/0:920:8596 blocked for more than 471 seconds. [ 1345.442930][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.442958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.443003][ T32] task:kworker/0:920 state:D stack:0 pid:8596 tgid:8596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.443139][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.443230][ T32] Call trace: [ 1345.443272][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.443379][ T32] r10:8291a684 r9:eeaa1d84 r8:00000002 r7:60000013 r6:eeaa1d8c r5:85f08000 [ 1345.443415][ T32] r4:85f08000 [ 1345.443457][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.443540][ T32] r5:85f08000 r4:8291a680 [ 1345.443571][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.443640][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.443704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeaa1e08 [ 1345.443737][ T32] r4:00000000 [ 1345.443767][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.443810][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.443854][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.443907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6200 [ 1345.443932][ T32] r4:00000000 [ 1345.443964][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.444021][ T32] r9:83018005 r8:85f08000 r7:00000000 r6:83018000 r5:00001000 r4:7fbd3000 [ 1345.444066][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.444118][ T32] r5:00001000 r4:eeaa9000 [ 1345.444165][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.444215][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.444304][ T32] r5:8605078c r4:86050400 [ 1345.444363][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.444426][ T32] r7:dddced80 r6:83018000 r5:8605078c r4:85b36e00 [ 1345.444449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.444502][ T32] r10:61c88647 r9:85f08000 r8:85b36e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.444547][ T32] r4:85b36e00 [ 1345.444573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.444668][ T32] r10:00000000 r9:85b36e00 r8:80287e08 r7:eea99e60 r6:859fdb00 r5:85f08000 [ 1345.444696][ T32] r4:00000001 [ 1345.444718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.444780][ T32] Exception stack(0xeeaa1fb0 to 0xeeaa1ff8) [ 1345.444839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.444900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.444978][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.445097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.451943][ T32] r4:85fc60c0 [ 1345.452150][ T32] INFO: task kworker/0:920:8596 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.452191][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.452271][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.452430][ T32] Call trace: [ 1345.452526][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.452598][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.452626][ T32] r4:00000000 [ 1345.452657][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.452730][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.452768][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.452801][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.452829][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.452856][ T32] r5:80090113 r4:80239bb0 [ 1345.452913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.452967][ T32] r4:82ac21e4 [ 1345.453012][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.453074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.453122][ T32] r4:df9dddc0 [ 1345.453148][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.453208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.453259][ T32] r4:00000000 [ 1345.453306][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.453364][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.453388][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.453435][ T32] r5:00001000 r4:dffe3000 [ 1345.453482][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.453534][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.453583][ T32] r5:8529a38c r4:8529a000 [ 1345.453625][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.453704][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.453753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.453833][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.453861][ T32] r4:849f1580 [ 1345.453889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.453943][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.453967][ T32] r4:00000001 [ 1345.454010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.454055][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.454106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.454143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.454173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.454227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.454255][ T32] r4:8334b7c0 [ 1345.454278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.454308][ T32] INFO: task kworker/0:921:8599 blocked for more than 471 seconds. [ 1345.454364][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.454396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.454443][ T32] task:kworker/0:921 state:D stack:0 pid:8599 tgid:8599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.454499][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.454543][ T32] Call trace: [ 1345.454620][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.454680][ T32] r10:8291a684 r9:eeabdd84 r8:00000002 r7:60000113 r6:eeabdd8c r5:85f0a400 [ 1345.454706][ T32] r4:85f0a400 [ 1345.454748][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.454802][ T32] r5:85f0a400 r4:8291a680 [ 1345.454824][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.454868][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.454933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeabde08 [ 1345.454961][ T32] r4:00000000 [ 1345.455007][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.461246][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.461375][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.461439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6680 [ 1345.461475][ T32] r4:00000000 [ 1345.461522][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.461610][ T32] r9:83018005 r8:85f0a400 r7:00000000 r6:83018000 r5:00001000 r4:7fbd5000 [ 1345.461643][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.461704][ T32] r5:00001000 r4:eeab3000 [ 1345.461739][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.461808][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.461874][ T32] r5:8605238c r4:86052000 [ 1345.461925][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.462007][ T32] r7:dddced80 r6:83018000 r5:8605238c r4:85b36f00 [ 1345.462061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.462120][ T32] r10:61c88647 r9:85f0a400 r8:85b36f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.462166][ T32] r4:85b36f00 [ 1345.462215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.462273][ T32] r10:00000000 r9:85b36f00 r8:80287e08 r7:eea99e60 r6:859fdb80 r5:85f0a400 [ 1345.462297][ T32] r4:00000001 [ 1345.462318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.462359][ T32] Exception stack(0xeeabdfb0 to 0xeeabdff8) [ 1345.462411][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.462473][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.462507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.462542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.462566][ T32] r4:85fc6780 [ 1345.462741][ T32] INFO: task kworker/0:921:8599 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.462798][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.462919][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.462977][ T32] Call trace: [ 1345.463010][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.463112][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.463141][ T32] r4:00000000 [ 1345.463163][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.463208][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.463240][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.463273][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.463306][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.463334][ T32] r5:80090113 r4:80239bb0 [ 1345.463355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.463400][ T32] r4:82ac21e4 [ 1345.463423][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.463514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.463543][ T32] r4:df9dddc0 [ 1345.463577][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.463630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.463654][ T32] r4:00000000 [ 1345.463697][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.463753][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.463777][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.463840][ T32] r5:00001000 r4:dffe3000 [ 1345.463910][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.463980][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.464035][ T32] r5:8529a38c r4:8529a000 [ 1345.464056][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.464108][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.464148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.464205][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.464250][ T32] r4:849f1580 [ 1345.464276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.464348][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.464397][ T32] r4:00000001 [ 1345.464421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.464464][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.464493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.464546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.464580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.464635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.464668][ T32] r4:8334b7c0 [ 1345.464691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.464719][ T32] INFO: task kworker/0:922:8601 blocked for more than 471 seconds. [ 1345.464753][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.464780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.464801][ T32] task:kworker/0:922 state:D stack:0 pid:8601 tgid:8601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.464862][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.464936][ T32] Call trace: [ 1345.464971][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.465026][ T32] r10:8291a684 r9:eeac5d84 r8:00000002 r7:60000113 r6:eeac5d8c r5:85f0bc00 [ 1345.465052][ T32] r4:85f0bc00 [ 1345.473245][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.473361][ T32] r5:85f0bc00 r4:8291a680 [ 1345.473408][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.473463][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.473535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeac5e08 [ 1345.473565][ T32] r4:00000000 [ 1345.473609][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.473675][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.473743][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.473796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6700 [ 1345.473861][ T32] r4:00000000 [ 1345.473893][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.473949][ T32] r9:83018005 r8:85f0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7fbd7000 [ 1345.473973][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.474024][ T32] r5:00001000 r4:eeab9000 [ 1345.474048][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.474092][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.474140][ T32] r5:86050f8c r4:86050c00 [ 1345.474173][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.474260][ T32] r7:dddced80 r6:83018000 r5:86050f8c r4:85b36f80 [ 1345.474288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.474363][ T32] r10:61c88647 r9:85f0bc00 r8:85b36fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.474391][ T32] r4:85b36f80 [ 1345.474458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.474522][ T32] r10:00000000 r9:85b36f80 r8:80287e08 r7:eea99e60 r6:859fdc00 r5:85f0bc00 [ 1345.474554][ T32] r4:00000001 [ 1345.474576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.474640][ T32] Exception stack(0xeeac5fb0 to 0xeeac5ff8) [ 1345.474678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.474712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.474753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.474819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.474848][ T32] r4:85fc6740 [ 1345.475054][ T32] INFO: task kworker/0:922:8601 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.479539][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.479688][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.479774][ T32] Call trace: [ 1345.479840][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.479923][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.479962][ T32] r4:00000000 [ 1345.479988][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.480035][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.480088][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.480127][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.480155][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.480182][ T32] r5:80090113 r4:80239bb0 [ 1345.480204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.480250][ T32] r4:82ac21e4 [ 1345.480272][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.480342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.480372][ T32] r4:df9dddc0 [ 1345.480395][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.480443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.480468][ T32] r4:00000000 [ 1345.480489][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.480542][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.480565][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.480612][ T32] r5:00001000 r4:dffe3000 [ 1345.480654][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.480704][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.480753][ T32] r5:8529a38c r4:8529a000 [ 1345.480795][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.480897][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.480951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.481009][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.481078][ T32] r4:849f1580 [ 1345.481113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.481173][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.481197][ T32] r4:00000001 [ 1345.481218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.481281][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.481318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.481351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.481406][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.481445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.481480][ T32] r4:8334b7c0 [ 1345.481507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.481538][ T32] INFO: task kworker/0:923:8603 blocked for more than 471 seconds. [ 1345.481572][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.481599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.481621][ T32] task:kworker/0:923 state:D stack:0 pid:8603 tgid:8603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.481681][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.481737][ T32] Call trace: [ 1345.481772][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.481844][ T32] r10:8291a684 r9:eead9d84 r8:00000002 r7:60000013 r6:eead9d8c r5:85f0b000 [ 1345.481892][ T32] r4:85f0b000 [ 1345.481924][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.481974][ T32] r5:85f0b000 r4:8291a680 [ 1345.482026][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.482074][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.482146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eead9e08 [ 1345.482174][ T32] r4:00000000 [ 1345.482221][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.482264][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.482324][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.482375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6940 [ 1345.482398][ T32] r4:00000000 [ 1345.482420][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.482487][ T32] r9:83018005 r8:85f0b000 r7:00000000 r6:83018000 r5:00001000 r4:7fbd9000 [ 1345.482513][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.482583][ T32] r5:00001000 r4:eeacf000 [ 1345.482629][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.482676][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.482723][ T32] r5:86052b8c r4:86052800 [ 1345.482744][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.482796][ T32] r7:dddced80 r6:83018000 r5:86052b8c r4:85fbc000 [ 1345.482817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.482879][ T32] r10:61c88647 r9:85f0b000 r8:85fbc02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.482916][ T32] r4:85fbc000 [ 1345.482950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.483005][ T32] r10:00000000 r9:85fbc000 r8:80287e08 r7:eea99e60 r6:859fdc80 r5:85f0b000 [ 1345.483077][ T32] r4:00000001 [ 1345.483105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.483146][ T32] Exception stack(0xeead9fb0 to 0xeead9ff8) [ 1345.483175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.483207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.483236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.483269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.483293][ T32] r4:85fc6640 [ 1345.483468][ T32] INFO: task kworker/0:923:8603 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.483504][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.483589][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.483634][ T32] Call trace: [ 1345.483685][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.483745][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.483790][ T32] r4:00000000 [ 1345.483837][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.483898][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.483944][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.483995][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.484027][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.484062][ T32] r5:80090113 r4:80239bb0 [ 1345.484114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.484164][ T32] r4:82ac21e4 [ 1345.484195][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.484249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.484273][ T32] r4:df9dddc0 [ 1345.484295][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.484343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.484397][ T32] r4:00000000 [ 1345.484423][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.484474][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.484497][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.484569][ T32] r5:00001000 r4:dffe3000 [ 1345.484593][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.484658][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.484709][ T32] r5:8529a38c r4:8529a000 [ 1345.484750][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.484807][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.484831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.484890][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.484915][ T32] r4:849f1580 [ 1345.484958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.485013][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.485084][ T32] r4:00000001 [ 1345.495649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.495725][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.495761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.495794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.495824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.495859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.495891][ T32] r4:8334b7c0 [ 1345.495917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.495947][ T32] INFO: task kworker/0:924:8605 blocked for more than 471 seconds. [ 1345.495982][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.496010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.496056][ T32] task:kworker/0:924 state:D stack:0 pid:8605 tgid:8605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.496121][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.496196][ T32] Call trace: [ 1345.496230][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.496289][ T32] r10:8291a684 r9:eeae1d84 r8:00000002 r7:60000013 r6:eeae1d8c r5:85f0c800 [ 1345.496336][ T32] r4:85f0c800 [ 1345.496368][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.496456][ T32] r5:85f0c800 r4:8291a680 [ 1345.496482][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.496527][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.496657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeae1e08 [ 1345.496691][ T32] r4:00000000 [ 1345.496713][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.496753][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.496819][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.496875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6a00 [ 1345.496908][ T32] r4:00000000 [ 1345.496930][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.496984][ T32] r9:83018005 r8:85f0c800 r7:00000000 r6:83018000 r5:00001000 r4:7fbdb000 [ 1345.497008][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.497117][ T32] r5:00001000 r4:eead5000 [ 1345.497164][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.497214][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.497262][ T32] r5:8605278c r4:86052400 [ 1345.497284][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.497347][ T32] r7:dddced80 r6:83018000 r5:8605278c r4:85fbc080 [ 1345.497405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.497464][ T32] r10:61c88647 r9:85f0c800 r8:85fbc0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.497489][ T32] r4:85fbc080 [ 1345.497511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.497565][ T32] r10:00000000 r9:85fbc080 r8:80287e08 r7:eea99e60 r6:859fdd00 r5:85f0c800 [ 1345.497612][ T32] r4:00000001 [ 1345.497658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.497708][ T32] Exception stack(0xeeae1fb0 to 0xeeae1ff8) [ 1345.497738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.497772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.497802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.497846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.497874][ T32] r4:85fc64c0 [ 1345.498057][ T32] INFO: task kworker/0:924:8605 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.498091][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.498168][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.498239][ T32] Call trace: [ 1345.498270][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.498328][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.498353][ T32] r4:00000000 [ 1345.498375][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.498420][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.498452][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.498485][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.498512][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.498539][ T32] r5:80090113 r4:80239bb0 [ 1345.498561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.498606][ T32] r4:82ac21e4 [ 1345.498628][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.498677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.498763][ T32] r4:df9dddc0 [ 1345.498797][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.498849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.498875][ T32] r4:00000000 [ 1345.498906][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.498989][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.499025][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.499109][ T32] r5:00001000 r4:dffe3000 [ 1345.499131][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.499175][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.499243][ T32] r5:8529a38c r4:8529a000 [ 1345.499268][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.499322][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.499345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.499409][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.499436][ T32] r4:849f1580 [ 1345.499469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.499546][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.499573][ T32] r4:00000001 [ 1345.499655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.499700][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.499754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.499795][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.499826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.499859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.499909][ T32] r4:8334b7c0 [ 1345.499957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.499989][ T32] INFO: task kworker/0:925:8608 blocked for more than 471 seconds. [ 1345.500047][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.500076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.500099][ T32] task:kworker/0:925 state:D stack:0 pid:8608 tgid:8608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.500147][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.500216][ T32] Call trace: [ 1345.500269][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.500337][ T32] r10:8291a684 r9:eeaedd84 r8:00000002 r7:60000013 r6:eeaedd8c r5:85f0d400 [ 1345.500387][ T32] r4:85f0d400 [ 1345.500418][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.500476][ T32] r5:85f0d400 r4:8291a680 [ 1345.500502][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.500553][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.500603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeaede08 [ 1345.500627][ T32] r4:00000000 [ 1345.500648][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.500686][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.500724][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.500794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6ec0 [ 1345.500822][ T32] r4:00000000 [ 1345.500865][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.500942][ T32] r9:83018005 r8:85f0d400 r7:00000000 r6:83018000 r5:00001000 r4:7fbe1000 [ 1345.500970][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.501017][ T32] r5:00001000 r4:eeaf3000 [ 1345.501039][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.501082][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.501147][ T32] r5:86053b8c r4:86053800 [ 1345.501171][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.501222][ T32] r7:dddced80 r6:83018000 r5:86053b8c r4:85fbc100 [ 1345.501255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.501312][ T32] r10:61c88647 r9:85f0d400 r8:85fbc12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.501336][ T32] r4:85fbc100 [ 1345.501357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.501429][ T32] r10:00000000 r9:85fbc100 r8:80287e08 r7:eea99e60 r6:859fdd80 r5:85f0d400 [ 1345.501480][ T32] r4:00000001 [ 1345.501504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.501543][ T32] Exception stack(0xeeaedfb0 to 0xeeaedff8) [ 1345.501573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.501626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.501660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.501694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.501718][ T32] r4:85fc6880 [ 1345.501793][ T32] INFO: task kworker/0:925:8608 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.501837][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.501902][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.501963][ T32] Call trace: [ 1345.502021][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.502106][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.502155][ T32] r4:00000000 [ 1345.502179][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.502225][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.502257][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.502289][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.502318][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.502344][ T32] r5:80090113 r4:80239bb0 [ 1345.502365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.502410][ T32] r4:82ac21e4 [ 1345.502445][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.502518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.502593][ T32] r4:df9dddc0 [ 1345.502659][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.502752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.502803][ T32] r4:00000000 [ 1345.502877][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.502952][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.502996][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.503072][ T32] r5:00001000 r4:dffe3000 [ 1345.503137][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.503187][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.503235][ T32] r5:8529a38c r4:8529a000 [ 1345.503266][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.503361][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.503388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.503444][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.503488][ T32] r4:849f1580 [ 1345.503513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.503565][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.503589][ T32] r4:00000001 [ 1345.503609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.503648][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.503700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.503736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.503774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.503811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.503836][ T32] r4:8334b7c0 [ 1345.503868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.503904][ T32] INFO: task kworker/0:926:8610 blocked for more than 471 seconds. [ 1345.503985][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.504016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.504039][ T32] task:kworker/0:926 state:D stack:0 pid:8610 tgid:8610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.504170][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.504219][ T32] Call trace: [ 1345.504282][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.504338][ T32] r10:8291a684 r9:eeafdd84 r8:00000002 r7:60000013 r6:eeafdd8c r5:85f0e000 [ 1345.504365][ T32] r4:85f0e000 [ 1345.504386][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.504434][ T32] r5:85f0e000 r4:8291a680 [ 1345.504455][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.504498][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.504547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeafde08 [ 1345.504571][ T32] r4:00000000 [ 1345.504593][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.504653][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.504733][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.504847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6cc0 [ 1345.504876][ T32] r4:00000000 [ 1345.504930][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.504986][ T32] r9:83018005 r8:85f0e000 r7:00000000 r6:83018000 r5:00001000 r4:7fbdf000 [ 1345.505067][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.524481][ T32] r5:00001000 r4:eeae9000 [ 1345.524547][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.524622][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.524672][ T32] r5:8605338c r4:86053000 [ 1345.524694][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.524749][ T32] r7:dddced80 r6:83018000 r5:8605338c r4:85fbc180 [ 1345.524773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.524826][ T32] r10:61c88647 r9:85f0e000 r8:85fbc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.524851][ T32] r4:85fbc180 [ 1345.524872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.524932][ T32] r10:00000000 r9:85fbc180 r8:80287e08 r7:eeaede60 r6:859fde00 r5:85f0e000 [ 1345.524957][ T32] r4:00000001 [ 1345.524978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.525020][ T32] Exception stack(0xeeafdfb0 to 0xeeafdff8) [ 1345.525443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.525553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.525606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.525647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.525674][ T32] r4:85fc6a80 [ 1345.525887][ T32] INFO: task kworker/0:926:8610 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.525933][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.526054][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.526149][ T32] Call trace: [ 1345.526188][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.526250][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.526276][ T32] r4:00000000 [ 1345.526307][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.526362][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.526394][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.526498][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.526551][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.526590][ T32] r5:80090113 r4:80239bb0 [ 1345.526639][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.526713][ T32] r4:82ac21e4 [ 1345.526739][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.526791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.526864][ T32] r4:df9dddc0 [ 1345.526902][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.526953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.526978][ T32] r4:00000000 [ 1345.527000][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.527077][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.527103][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.527151][ T32] r5:00001000 r4:dffe3000 [ 1345.527173][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.527239][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.527292][ T32] r5:8529a38c r4:8529a000 [ 1345.527334][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.527395][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.527419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.527495][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.527523][ T32] r4:849f1580 [ 1345.527566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.527632][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.527660][ T32] r4:00000001 [ 1345.527680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.527720][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.527771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.527808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.527858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.527922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.527955][ T32] r4:8334b7c0 [ 1345.528031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.528091][ T32] INFO: task kworker/0:927:8611 blocked for more than 471 seconds. [ 1345.528146][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.528219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.528314][ T32] task:kworker/0:927 state:D stack:0 pid:8611 tgid:8611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.528423][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.528477][ T32] Call trace: [ 1345.528531][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.528589][ T32] r10:8291a684 r9:eeb01d84 r8:00000002 r7:60000013 r6:eeb01d8c r5:85f0ec00 [ 1345.528614][ T32] r4:85f0ec00 [ 1345.528636][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.528684][ T32] r5:85f0ec00 r4:8291a680 [ 1345.528718][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.528786][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.528857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb01e08 [ 1345.528909][ T32] r4:00000000 [ 1345.528952][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.529033][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.529109][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.529215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fc6d80 [ 1345.529250][ T32] r4:00000000 [ 1345.529296][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.529388][ T32] r9:83018005 r8:85f0ec00 r7:00000000 r6:83018000 r5:00001000 r4:7fbe3000 [ 1345.529443][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.529512][ T32] r5:00001000 r4:eeaf9000 [ 1345.529550][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.529683][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.529774][ T32] r5:86051f8c r4:86051c00 [ 1345.529822][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.529932][ T32] r7:dddced80 r6:83018000 r5:86051f8c r4:85fbc200 [ 1345.530006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.530143][ T32] r10:61c88647 r9:85f0ec00 r8:85fbc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.530207][ T32] r4:85fbc200 [ 1345.530256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.530340][ T32] r10:00000000 r9:85fbc200 r8:80287e08 r7:eeaede60 r6:859fde80 r5:85f0ec00 [ 1345.530386][ T32] r4:00000001 [ 1345.530434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.530504][ T32] Exception stack(0xeeb01fb0 to 0xeeb01ff8) [ 1345.530566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.530631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.530710][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.530770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.530866][ T32] r4:85fc6e80 [ 1345.531000][ T32] INFO: task kworker/0:927:8611 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.531104][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.531227][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.531317][ T32] Call trace: [ 1345.531412][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.531486][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.531660][ T32] r4:00000000 [ 1345.531715][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.531765][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.531814][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.531880][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.531944][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.532023][ T32] r5:80090113 r4:80239bb0 [ 1345.532054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.532169][ T32] r4:82ac21e4 [ 1345.532230][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.532298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.532324][ T32] r4:df9dddc0 [ 1345.532397][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.532484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.532536][ T32] r4:00000000 [ 1345.532591][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.532687][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.532764][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.532846][ T32] r5:00001000 r4:dffe3000 [ 1345.532868][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.532963][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.533060][ T32] r5:8529a38c r4:8529a000 [ 1345.533208][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.533337][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.533381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.533482][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.533533][ T32] r4:849f1580 [ 1345.533568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.533679][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.533796][ T32] r4:00000001 [ 1345.533846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.533921][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.534035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.534099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.534164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.534263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.534350][ T32] r4:8334b7c0 [ 1345.534402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.534476][ T32] INFO: task kworker/0:928:8614 blocked for more than 471 seconds. [ 1345.534534][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.534629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.534680][ T32] task:kworker/0:928 state:D stack:0 pid:8614 tgid:8614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.534801][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.534962][ T32] Call trace: [ 1345.535066][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.555840][ T32] r10:8291a684 r9:eeb0dd84 r8:00000002 r7:60000113 r6:eeb0dd8c r5:854d6000 [ 1345.555919][ T32] r4:854d6000 [ 1345.555986][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.556119][ T32] r5:854d6000 r4:8291a680 [ 1345.556232][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.556357][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.556445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb0de08 [ 1345.556505][ T32] r4:00000000 [ 1345.556555][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.556631][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.556683][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.556732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7040 [ 1345.556821][ T32] r4:00000000 [ 1345.556888][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.556956][ T32] r9:83018005 r8:854d6000 r7:00000000 r6:83018000 r5:00001000 r4:7fb21000 [ 1345.556997][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.557102][ T32] r5:00001000 r4:ee393000 [ 1345.557164][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.557254][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.557367][ T32] r5:8605838c r4:86058000 [ 1345.557434][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.557538][ T32] r7:dddced80 r6:83018000 r5:8605838c r4:85fbc280 [ 1345.557588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.557701][ T32] r10:61c88647 r9:854d6000 r8:85fbc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.557750][ T32] r4:85fbc280 [ 1345.557779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.557836][ T32] r10:00000000 r9:85fbc280 r8:80287e08 r7:eeb01e60 r6:859fdf00 r5:854d6000 [ 1345.557908][ T32] r4:00000001 [ 1345.557937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.557980][ T32] Exception stack(0xeeb0dfb0 to 0xeeb0dff8) [ 1345.558013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.558047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.558077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.558111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.558158][ T32] r4:85fc6e80 [ 1345.558408][ T32] INFO: task kworker/0:928:8614 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.558475][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.558581][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.558687][ T32] Call trace: [ 1345.558751][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.558841][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.558877][ T32] r4:00000000 [ 1345.558910][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.559013][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.559102][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.559165][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.559201][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.559230][ T32] r5:80090113 r4:80239bb0 [ 1345.559269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.559353][ T32] r4:82ac21e4 [ 1345.559377][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.559516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.559589][ T32] r4:df9dddc0 [ 1345.559644][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.559757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.559871][ T32] r4:00000000 [ 1345.559933][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.560035][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.560110][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.560239][ T32] r5:00001000 r4:dffe3000 [ 1345.560290][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.560343][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.560392][ T32] r5:8529a38c r4:8529a000 [ 1345.560413][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.560503][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.560531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.560615][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.560646][ T32] r4:849f1580 [ 1345.560668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.560721][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.560745][ T32] r4:00000001 [ 1345.560794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.560858][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.560913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.560976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.561008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.561053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.561112][ T32] r4:8334b7c0 [ 1345.561176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.561262][ T32] INFO: task kworker/0:929:8615 blocked for more than 472 seconds. [ 1345.561350][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.561411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.561456][ T32] task:kworker/0:929 state:D stack:0 pid:8615 tgid:8615 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.561554][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.561674][ T32] Call trace: [ 1345.561860][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.561968][ T32] r10:8291a684 r9:eeacdd84 r8:00000002 r7:60000113 r6:eeacdd8c r5:8501e000 [ 1345.562018][ T32] r4:8501e000 [ 1345.562060][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.562146][ T32] r5:8501e000 r4:8291a680 [ 1345.562168][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.562258][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.562369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeacde08 [ 1345.562426][ T32] r4:00000000 [ 1345.562460][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.562503][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.562579][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.562669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85f99740 [ 1345.562739][ T32] r4:00000000 [ 1345.562787][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.562874][ T32] r9:83018005 r8:8501e000 r7:00000000 r6:83018000 r5:00001000 r4:7fbe5000 [ 1345.562927][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.563027][ T32] r5:00001000 r4:eeb0f000 [ 1345.563102][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.563155][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.563277][ T32] r5:85deeb8c r4:85dee800 [ 1345.563320][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.563423][ T32] r7:dddced80 r6:83018000 r5:85deeb8c r4:85fbc300 [ 1345.563471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.563579][ T32] r10:61c88647 r9:8501e000 r8:85fbc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.563666][ T32] r4:85fbc300 [ 1345.563705][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.563782][ T32] r10:00000000 r9:85fbc300 r8:80287e08 r7:eeb0de60 r6:85fbc380 r5:8501e000 [ 1345.563834][ T32] r4:00000001 [ 1345.563886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.563969][ T32] Exception stack(0xeeacdfb0 to 0xeeacdff8) [ 1345.564009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.564100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.564200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.564263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.564313][ T32] r4:85f99f80 [ 1345.564479][ T32] INFO: task kworker/0:929:8615 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.564549][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.564650][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.564765][ T32] Call trace: [ 1345.564865][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.564960][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.565032][ T32] r4:00000000 [ 1345.582619][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.582792][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.582891][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.582943][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.583029][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.583119][ T32] r5:80090113 r4:80239bb0 [ 1345.583200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.583274][ T32] r4:82ac21e4 [ 1345.583358][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.583493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.583530][ T32] r4:df9dddc0 [ 1345.583586][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.583684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.583736][ T32] r4:00000000 [ 1345.583765][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.583866][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.583937][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.584036][ T32] r5:00001000 r4:dffe3000 [ 1345.584060][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.584154][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.584249][ T32] r5:8529a38c r4:8529a000 [ 1345.584290][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.584367][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.584420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.584530][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.584573][ T32] r4:849f1580 [ 1345.584596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.584726][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.584762][ T32] r4:00000001 [ 1345.584837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.584905][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.584975][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.585112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.591644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.591734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.591790][ T32] r4:8334b7c0 [ 1345.591845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.591921][ T32] INFO: task kworker/0:930:8618 blocked for more than 472 seconds. [ 1345.591960][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.592039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.592140][ T32] task:kworker/0:930 state:D stack:0 pid:8618 tgid:8618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.592426][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.592565][ T32] Call trace: [ 1345.592673][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.592762][ T32] r10:8291a684 r9:eeb09d84 r8:00000002 r7:60000113 r6:eeb09d8c r5:8501ec00 [ 1345.592802][ T32] r4:8501ec00 [ 1345.592852][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.592952][ T32] r5:8501ec00 r4:8291a680 [ 1345.593001][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.593082][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.593178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb09e08 [ 1345.593254][ T32] r4:00000000 [ 1345.593339][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.593438][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.593525][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.593581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838d80 [ 1345.593684][ T32] r4:00000000 [ 1345.593736][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.593825][ T32] r9:83018005 r8:8501ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1345.593854][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.593962][ T32] r5:00001000 r4:df877000 [ 1345.594045][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.594114][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.594216][ T32] r5:8605378c r4:86053400 [ 1345.594261][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.594358][ T32] r7:dddced80 r6:83018000 r5:8605378c r4:85fbc400 [ 1345.594383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.594504][ T32] r10:61c88647 r9:8501ec00 r8:85fbc42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.594565][ T32] r4:85fbc400 [ 1345.594613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.594693][ T32] r10:00000000 r9:85fbc400 r8:80287e08 r7:eeb0de60 r6:85fbc480 r5:8501ec00 [ 1345.594744][ T32] r4:00000001 [ 1345.594769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.594813][ T32] Exception stack(0xeeb09fb0 to 0xeeb09ff8) [ 1345.594871][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.594950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.595012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.601620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.601730][ T32] r4:85b1c240 [ 1345.602027][ T32] INFO: task kworker/0:930:8618 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.602137][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.602352][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.602549][ T32] Call trace: [ 1345.602691][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.602817][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.602854][ T32] r4:00000000 [ 1345.602902][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.603003][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.603193][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.603274][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.603327][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.603438][ T32] r5:80090113 r4:80239bb0 [ 1345.603468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.603576][ T32] r4:82ac21e4 [ 1345.603672][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.603762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.603787][ T32] r4:df9dddc0 [ 1345.603901][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.603984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.604060][ T32] r4:00000000 [ 1345.604089][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.604217][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.604309][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.604400][ T32] r5:00001000 r4:dffe3000 [ 1345.604503][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.604609][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.604667][ T32] r5:8529a38c r4:8529a000 [ 1345.604742][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.604849][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.604926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.605048][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.614731][ T32] r4:849f1580 [ 1345.614849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.614966][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.615021][ T32] r4:00000001 [ 1345.615415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.615485][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.615532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.615570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.615601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.615635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.615670][ T32] r4:8334b7c0 [ 1345.615698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.615755][ T32] INFO: task kworker/0:931:8619 blocked for more than 472 seconds. [ 1345.615795][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.615852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.615895][ T32] task:kworker/0:931 state:D stack:0 pid:8619 tgid:8619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.616006][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.616062][ T32] Call trace: [ 1345.616095][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.616180][ T32] r10:8291a684 r9:eea5dd84 r8:00000002 r7:60000113 r6:eea5dd8c r5:8501c800 [ 1345.616216][ T32] r4:8501c800 [ 1345.616238][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.616288][ T32] r5:8501c800 r4:8291a680 [ 1345.616310][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.616367][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.616420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eea5de08 [ 1345.616445][ T32] r4:00000000 [ 1345.616474][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.616561][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.616627][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.616680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7340 [ 1345.616730][ T32] r4:00000000 [ 1345.616779][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.616874][ T32] r9:83018005 r8:8501c800 r7:00000000 r6:83018000 r5:00001000 r4:7fb43000 [ 1345.616923][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.616999][ T32] r5:00001000 r4:ee4a1000 [ 1345.617022][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.617089][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.617146][ T32] r5:86058b8c r4:86058800 [ 1345.617169][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.617244][ T32] r7:dddced80 r6:83018000 r5:86058b8c r4:85fbc500 [ 1345.617280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.617364][ T32] r10:61c88647 r9:8501c800 r8:85fbc52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.617417][ T32] r4:85fbc500 [ 1345.617446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.617499][ T32] r10:00000000 r9:85fbc500 r8:80287e08 r7:eeb0de60 r6:85fbc580 r5:8501c800 [ 1345.617523][ T32] r4:00000001 [ 1345.617565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.617613][ T32] Exception stack(0xeea5dfb0 to 0xeea5dff8) [ 1345.617664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.617706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.617739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.617785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.617814][ T32] r4:85f99f80 [ 1345.617999][ T32] INFO: task kworker/0:931:8619 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.618036][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.618111][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.618174][ T32] Call trace: [ 1345.618227][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.618289][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.618315][ T32] r4:00000000 [ 1345.618336][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.618381][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.618414][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.618446][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.618475][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.618502][ T32] r5:80090113 r4:80239bb0 [ 1345.618535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.618584][ T32] r4:82ac21e4 [ 1345.618606][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.618677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.618704][ T32] r4:df9dddc0 [ 1345.618726][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.618796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.618844][ T32] r4:00000000 [ 1345.618878][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.618942][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.618986][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.619080][ T32] r5:00001000 r4:dffe3000 [ 1345.619117][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.619163][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.619213][ T32] r5:8529a38c r4:8529a000 [ 1345.619235][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.619286][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.619309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.619385][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.619451][ T32] r4:849f1580 [ 1345.619497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.619609][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.619639][ T32] r4:00000001 [ 1345.619661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.619701][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.619757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.619814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.619868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.619909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.619975][ T32] r4:8334b7c0 [ 1345.620001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.620028][ T32] INFO: task kworker/0:932:8621 blocked for more than 472 seconds. [ 1345.620080][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.620110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.620147][ T32] task:kworker/0:932 state:D stack:0 pid:8621 tgid:8621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.620223][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.620275][ T32] Call trace: [ 1345.620368][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.620426][ T32] r10:8291a684 r9:eeb21d84 r8:00000002 r7:60000113 r6:eeb21d8c r5:85b70000 [ 1345.620451][ T32] r4:85b70000 [ 1345.620496][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.620631][ T32] r5:85b70000 r4:8291a680 [ 1345.620676][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.620734][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.620820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb21e08 [ 1345.620855][ T32] r4:00000000 [ 1345.620902][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.620977][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.621020][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.621068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7100 [ 1345.621113][ T32] r4:00000000 [ 1345.621139][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.621293][ T32] r9:83018005 r8:85b70000 r7:00000000 r6:83018000 r5:00001000 r4:7fbe7000 [ 1345.621321][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.621368][ T32] r5:00001000 r4:ee695000 [ 1345.621390][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.621434][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.621481][ T32] r5:86058f8c r4:86058c00 [ 1345.621524][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.621579][ T32] r7:dddced80 r6:83018000 r5:86058f8c r4:85fbc600 [ 1345.621603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.621655][ T32] r10:61c88647 r9:85b70000 r8:85fbc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.621759][ T32] r4:85fbc600 [ 1345.621798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.621852][ T32] r10:00000000 r9:85fbc600 r8:80287e08 r7:eea5de60 r6:85fbc680 r5:85b70000 [ 1345.621877][ T32] r4:00000001 [ 1345.621903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.621943][ T32] Exception stack(0xeeb21fb0 to 0xeeb21ff8) [ 1345.621973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.622047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.622087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.622121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.622208][ T32] r4:85fa7100 [ 1345.622310][ T32] INFO: task kworker/0:932:8621 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.622430][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.622550][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.622617][ T32] Call trace: [ 1345.622652][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.622731][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.622763][ T32] r4:00000000 [ 1345.622787][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.622831][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.622864][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.622902][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.622930][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.623019][ T32] r5:80090113 r4:80239bb0 [ 1345.623088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.623137][ T32] r4:82ac21e4 [ 1345.623191][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.623313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.623344][ T32] r4:df9dddc0 [ 1345.623403][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.623456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.623501][ T32] r4:00000000 [ 1345.623526][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.623638][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.623665][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.623714][ T32] r5:00001000 r4:dffe3000 [ 1345.623735][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.623822][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.623874][ T32] r5:8529a38c r4:8529a000 [ 1345.623905][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.624001][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.624036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.624094][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.624141][ T32] r4:849f1580 [ 1345.624206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.624264][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.624289][ T32] r4:00000001 [ 1345.624314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.624358][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.624410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.624453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.624505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.624547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.624574][ T32] r4:8334b7c0 [ 1345.624637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.624672][ T32] INFO: task kworker/0:933:8624 blocked for more than 472 seconds. [ 1345.624764][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.624824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.624899][ T32] task:kworker/0:933 state:D stack:0 pid:8624 tgid:8624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.624961][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.625047][ T32] Call trace: [ 1345.640756][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.640888][ T32] r10:8291a684 r9:eeb1dd84 r8:00000002 r7:60000113 r6:eeb1dd8c r5:85b71800 [ 1345.640944][ T32] r4:85b71800 [ 1345.640971][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.641023][ T32] r5:85b71800 r4:8291a680 [ 1345.641045][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.641109][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.641182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb1de08 [ 1345.641271][ T32] r4:00000000 [ 1345.641316][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.641369][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.641436][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.641489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7d40 [ 1345.641514][ T32] r4:00000000 [ 1345.641577][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.641635][ T32] r9:83018005 r8:85b71800 r7:00000000 r6:83018000 r5:00001000 r4:7fbf1000 [ 1345.641680][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.641775][ T32] r5:00001000 r4:ee70b000 [ 1345.641802][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.641848][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.641901][ T32] r5:8605a38c r4:8605a000 [ 1345.641923][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.641997][ T32] r7:dddced80 r6:83018000 r5:8605a38c r4:85fbc700 [ 1345.642066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.642124][ T32] r10:61c88647 r9:85b71800 r8:85fbc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.642148][ T32] r4:85fbc700 [ 1345.642215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.642295][ T32] r10:00000000 r9:85fbc700 r8:80287e08 r7:eeb21e60 r6:85fbc780 r5:85b71800 [ 1345.642325][ T32] r4:00000001 [ 1345.642370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.642441][ T32] Exception stack(0xeeb1dfb0 to 0xeeb1dff8) [ 1345.642478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.642512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.642541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.642594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.642622][ T32] r4:85fa7300 [ 1345.642788][ T32] INFO: task kworker/0:933:8624 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.642824][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.642919][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.642995][ T32] Call trace: [ 1345.643051][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.643135][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.643170][ T32] r4:00000000 [ 1345.643206][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.643321][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.643380][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.643420][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.643470][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.643501][ T32] r5:80090113 r4:80239bb0 [ 1345.643557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.643706][ T32] r4:82ac21e4 [ 1345.643732][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.643852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.643880][ T32] r4:df9dddc0 [ 1345.643930][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.644009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.644058][ T32] r4:00000000 [ 1345.644084][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.644170][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.644216][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.644267][ T32] r5:00001000 r4:dffe3000 [ 1345.644290][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.644334][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.644462][ T32] r5:8529a38c r4:8529a000 [ 1345.644487][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.644561][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.644588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.644643][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.644704][ T32] r4:849f1580 [ 1345.644732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.644805][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.644833][ T32] r4:00000001 [ 1345.644864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.645013][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.645111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.651775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.651822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.651861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.651893][ T32] r4:8334b7c0 [ 1345.651920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.651972][ T32] INFO: task kworker/0:934:8626 blocked for more than 472 seconds. [ 1345.652095][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.652128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.652152][ T32] task:kworker/0:934 state:D stack:0 pid:8626 tgid:8626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.652239][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.652296][ T32] Call trace: [ 1345.652329][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.652410][ T32] r10:8291a684 r9:eeb29d84 r8:00000002 r7:60000013 r6:eeb29d8c r5:85b73000 [ 1345.652473][ T32] r4:85b73000 [ 1345.652504][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.652555][ T32] r5:85b73000 r4:8291a680 [ 1345.652577][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.652635][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.652688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb29e08 [ 1345.652713][ T32] r4:00000000 [ 1345.652755][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.652820][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.652895][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.652973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7600 [ 1345.653004][ T32] r4:00000000 [ 1345.653050][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.653133][ T32] r9:83018005 r8:85b73000 r7:00000000 r6:83018000 r5:00001000 r4:7fbe9000 [ 1345.653166][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.653238][ T32] r5:00001000 r4:ee6b3000 [ 1345.653269][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.653316][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.653364][ T32] r5:8605978c r4:86059400 [ 1345.653406][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.653466][ T32] r7:dddced80 r6:83018000 r5:8605978c r4:85fbc800 [ 1345.653510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.653568][ T32] r10:61c88647 r9:85b73000 r8:85fbc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.653593][ T32] r4:85fbc800 [ 1345.653615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.653690][ T32] r10:00000000 r9:85fbc800 r8:80287e08 r7:eeb1de60 r6:85fbc880 r5:85b73000 [ 1345.653742][ T32] r4:00000001 [ 1345.653807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.653853][ T32] Exception stack(0xeeb29fb0 to 0xeeb29ff8) [ 1345.653889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.653945][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.653979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.654027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.654075][ T32] r4:85fa75c0 [ 1345.654237][ T32] INFO: task kworker/0:934:8626 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.654272][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.654396][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.654452][ T32] Call trace: [ 1345.654483][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.654541][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.654568][ T32] r4:00000000 [ 1345.654610][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.654661][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.654694][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.654727][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.654775][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.654807][ T32] r5:80090113 r4:80239bb0 [ 1345.654830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.654914][ T32] r4:82ac21e4 [ 1345.654942][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.654992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.655016][ T32] r4:df9dddc0 [ 1345.655110][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.663603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.663647][ T32] r4:00000000 [ 1345.663673][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.663741][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.663786][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.663844][ T32] r5:00001000 r4:dffe3000 [ 1345.663866][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.663947][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.664001][ T32] r5:8529a38c r4:8529a000 [ 1345.664023][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.664087][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.664114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.664168][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.664213][ T32] r4:849f1580 [ 1345.664244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.664298][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.664342][ T32] r4:00000001 [ 1345.664393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.664439][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.664471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.664504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.664543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.664583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.664625][ T32] r4:8334b7c0 [ 1345.664653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.664703][ T32] INFO: task kworker/0:935:8627 blocked for more than 472 seconds. [ 1345.664742][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.664812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.664849][ T32] task:kworker/0:935 state:D stack:0 pid:8627 tgid:8627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.664938][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.665013][ T32] Call trace: [ 1345.665047][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.669668][ T32] r10:8291a684 r9:eeb2dd84 r8:00000002 r7:60000013 r6:eeb2dd8c r5:85b74800 [ 1345.669750][ T32] r4:85b74800 [ 1345.669780][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.669865][ T32] r5:85b74800 r4:8291a680 [ 1345.669899][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.669947][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.669997][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb2de08 [ 1345.670032][ T32] r4:00000000 [ 1345.670058][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.670120][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.670172][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.670220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7880 [ 1345.670257][ T32] r4:00000000 [ 1345.670303][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.670401][ T32] r9:83018005 r8:85b74800 r7:00000000 r6:83018000 r5:00001000 r4:7fbeb000 [ 1345.670434][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.670485][ T32] r5:00001000 r4:ee6d3000 [ 1345.670528][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.670579][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.670636][ T32] r5:86059b8c r4:86059800 [ 1345.670658][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.670712][ T32] r7:dddced80 r6:83018000 r5:86059b8c r4:85fbc900 [ 1345.670736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.670789][ T32] r10:61c88647 r9:85b74800 r8:85fbc92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.670813][ T32] r4:85fbc900 [ 1345.670855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.670942][ T32] r10:00000000 r9:85fbc900 r8:80287e08 r7:eeb1de60 r6:85fbc980 r5:85b74800 [ 1345.670975][ T32] r4:00000001 [ 1345.671008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.671073][ T32] Exception stack(0xeeb2dfb0 to 0xeeb2dff8) [ 1345.671105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.671137][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.671167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.671199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.671243][ T32] r4:85fa7840 [ 1345.671414][ T32] INFO: task kworker/0:935:8627 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.671492][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.671645][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.671721][ T32] Call trace: [ 1345.671761][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.671841][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.671895][ T32] r4:00000000 [ 1345.671922][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.671969][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.672027][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.672076][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.672109][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.672138][ T32] r5:80090113 r4:80239bb0 [ 1345.672223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.672277][ T32] r4:82ac21e4 [ 1345.672300][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.672371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.672400][ T32] r4:df9dddc0 [ 1345.672421][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.672475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.672509][ T32] r4:00000000 [ 1345.672534][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.672586][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.672629][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.672682][ T32] r5:00001000 r4:dffe3000 [ 1345.672705][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.672812][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.672889][ T32] r5:8529a38c r4:8529a000 [ 1345.672917][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.672996][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.673024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.673103][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.673138][ T32] r4:849f1580 [ 1345.673182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.673332][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.673361][ T32] r4:00000001 [ 1345.673382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.673423][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.673452][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.673523][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.673560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.673594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.673618][ T32] r4:8334b7c0 [ 1345.673701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.673756][ T32] INFO: task kworker/0:936:8630 blocked for more than 472 seconds. [ 1345.673795][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.673822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.673845][ T32] task:kworker/0:936 state:D stack:0 pid:8630 tgid:8630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.673958][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.674064][ T32] Call trace: [ 1345.674117][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.674177][ T32] r10:8291a684 r9:eeb35d84 r8:00000002 r7:60000013 r6:eeb35d8c r5:85b73c00 [ 1345.674284][ T32] r4:85b73c00 [ 1345.674354][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.674408][ T32] r5:85b73c00 r4:8291a680 [ 1345.674451][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.674499][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.674548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb35e08 [ 1345.674573][ T32] r4:00000000 [ 1345.674615][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.674700][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.674743][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.674812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7b40 [ 1345.674868][ T32] r4:00000000 [ 1345.674899][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.675052][ T32] r9:83018005 r8:85b73c00 r7:00000000 r6:83018000 r5:00001000 r4:7fbef000 [ 1345.682506][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.682695][ T32] r5:00001000 r4:ee6f9000 [ 1345.682741][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.682815][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.682873][ T32] r5:86059f8c r4:86059c00 [ 1345.682903][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.682959][ T32] r7:dddced80 r6:83018000 r5:86059f8c r4:85fbca00 [ 1345.682983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.683078][ T32] r10:61c88647 r9:85b73c00 r8:85fbca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.683113][ T32] r4:85fbca00 [ 1345.683138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.683221][ T32] r10:00000000 r9:85fbca00 r8:80287e08 r7:eeb1de60 r6:85fbca80 r5:85b73c00 [ 1345.683253][ T32] r4:00000001 [ 1345.683290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.683337][ T32] Exception stack(0xeeb35fb0 to 0xeeb35ff8) [ 1345.683371][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.683426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.683466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.683500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.683524][ T32] r4:85fa75c0 [ 1345.683691][ T32] INFO: task kworker/0:936:8630 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.683726][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.683843][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.683927][ T32] Call trace: [ 1345.683977][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.684041][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.684086][ T32] r4:00000000 [ 1345.684163][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.684217][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.684250][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.684283][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.684336][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.684369][ T32] r5:80090113 r4:80239bb0 [ 1345.684391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.684470][ T32] r4:82ac21e4 [ 1345.684496][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.684568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.684617][ T32] r4:df9dddc0 [ 1345.684683][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.684736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.684761][ T32] r4:00000000 [ 1345.684823][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.684880][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.684927][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.684979][ T32] r5:00001000 r4:dffe3000 [ 1345.685000][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.685044][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.691947][ T32] r5:8529a38c r4:8529a000 [ 1345.692034][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.692118][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.692156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.692217][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.692269][ T32] r4:849f1580 [ 1345.692357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.692415][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.692465][ T32] r4:00000001 [ 1345.692491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.692534][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.692566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.692599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.692628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.692725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.692794][ T32] r4:8334b7c0 [ 1345.692842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.692893][ T32] INFO: task kworker/0:937:8634 blocked for more than 472 seconds. [ 1345.692934][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.692984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.693012][ T32] task:kworker/0:937 state:D stack:0 pid:8634 tgid:8634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.693091][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.693158][ T32] Call trace: [ 1345.693195][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.693254][ T32] r10:8291a684 r9:eeb31d84 r8:00000002 r7:60000113 r6:eeb31d8c r5:85b72400 [ 1345.693279][ T32] r4:85b72400 [ 1345.693300][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.693348][ T32] r5:85b72400 r4:8291a680 [ 1345.693390][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.693437][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.693487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb31e08 [ 1345.693512][ T32] r4:00000000 [ 1345.693533][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.693594][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.693662][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.693743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa7f00 [ 1345.693772][ T32] r4:00000000 [ 1345.693816][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.693921][ T32] r9:83018005 r8:85b72400 r7:00000000 r6:83018000 r5:00001000 r4:7fbf3000 [ 1345.693989][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.694065][ T32] r5:00001000 r4:ee723000 [ 1345.694118][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.694169][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.694244][ T32] r5:8605ab8c r4:8605a800 [ 1345.694279][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.694398][ T32] r7:dddced80 r6:83018000 r5:8605ab8c r4:85fbcb00 [ 1345.694427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.694481][ T32] r10:61c88647 r9:85b72400 r8:85fbcb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.694506][ T32] r4:85fbcb00 [ 1345.694527][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.694614][ T32] r10:00000000 r9:85fbcb00 r8:80287e08 r7:eeb1de60 r6:85fbcb80 r5:85b72400 [ 1345.694641][ T32] r4:00000001 [ 1345.694703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.694749][ T32] Exception stack(0xeeb31fb0 to 0xeeb31ff8) [ 1345.694800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.694839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.694870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.694911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.694984][ T32] r4:85fa7b00 [ 1345.702080][ T32] INFO: task kworker/0:937:8634 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.702185][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.702285][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.702344][ T32] Call trace: [ 1345.702377][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.702444][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.702471][ T32] r4:00000000 [ 1345.702515][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.702587][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.702665][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.702702][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.702732][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.702780][ T32] r5:80090113 r4:80239bb0 [ 1345.702806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.702853][ T32] r4:82ac21e4 [ 1345.702898][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.702993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.703022][ T32] r4:df9dddc0 [ 1345.703085][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.703161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.703210][ T32] r4:00000000 [ 1345.703247][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.703346][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.703415][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.703467][ T32] r5:00001000 r4:dffe3000 [ 1345.703490][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.703547][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.703599][ T32] r5:8529a38c r4:8529a000 [ 1345.703621][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.703756][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.703815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.703874][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.703904][ T32] r4:849f1580 [ 1345.703926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.703979][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.704004][ T32] r4:00000001 [ 1345.704047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.704091][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.704143][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.704181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.704251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.704289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.704315][ T32] r4:8334b7c0 [ 1345.704339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.704368][ T32] INFO: task kworker/0:938:8635 blocked for more than 472 seconds. [ 1345.704457][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.704499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.704527][ T32] task:kworker/0:938 state:D stack:0 pid:8635 tgid:8635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.704608][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.704698][ T32] Call trace: [ 1345.704735][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.704811][ T32] r10:8291a684 r9:eeb39d84 r8:00000002 r7:60000113 r6:eeb39d8c r5:85b76000 [ 1345.704860][ T32] r4:85b76000 [ 1345.704890][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.704941][ T32] r5:85b76000 r4:8291a680 [ 1345.704965][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.711183][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.711293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb39e08 [ 1345.711336][ T32] r4:00000000 [ 1345.711383][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.711454][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.711502][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.711576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4000 [ 1345.711630][ T32] r4:00000000 [ 1345.711658][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.711721][ T32] r9:83018005 r8:85b76000 r7:00000000 r6:83018000 r5:00001000 r4:7fbf5000 [ 1345.711766][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.711842][ T32] r5:00001000 r4:ee739000 [ 1345.711905][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.711955][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.712017][ T32] r5:8605b38c r4:8605b000 [ 1345.712042][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.712159][ T32] r7:dddced80 r6:83018000 r5:8605b38c r4:85fbcc00 [ 1345.712187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.712242][ T32] r10:61c88647 r9:85b76000 r8:85fbcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.712288][ T32] r4:85fbcc00 [ 1345.712327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.712435][ T32] r10:00000000 r9:85fbcc00 r8:80287e08 r7:eeb31e60 r6:85fbcc80 r5:85b76000 [ 1345.712488][ T32] r4:00000001 [ 1345.712596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.712643][ T32] Exception stack(0xeeb39fb0 to 0xeeb39ff8) [ 1345.712675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.712719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.712763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.712800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.712824][ T32] r4:85fb4080 [ 1345.713000][ T32] INFO: task kworker/0:938:8635 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.713037][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.713113][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.713187][ T32] Call trace: [ 1345.713246][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.713307][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.713333][ T32] r4:00000000 [ 1345.713376][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.713469][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.713510][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.713544][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.713596][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.713628][ T32] r5:80090113 r4:80239bb0 [ 1345.713651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.713724][ T32] r4:82ac21e4 [ 1345.713812][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.713876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.713934][ T32] r4:df9dddc0 [ 1345.713959][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.714049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.714078][ T32] r4:00000000 [ 1345.714100][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.714152][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.714175][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.714222][ T32] r5:00001000 r4:dffe3000 [ 1345.714253][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.714301][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.714348][ T32] r5:8529a38c r4:8529a000 [ 1345.714369][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.714421][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.714464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.714549][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.714624][ T32] r4:849f1580 [ 1345.714649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.714701][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.714725][ T32] r4:00000001 [ 1345.714745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.714806][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.714863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.714904][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.714955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.714993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.715149][ T32] r4:8334b7c0 [ 1345.724447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.724496][ T32] INFO: task kworker/0:939:8638 blocked for more than 472 seconds. [ 1345.724555][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.724588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.724637][ T32] task:kworker/0:939 state:D stack:0 pid:8638 tgid:8638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.724757][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.724857][ T32] Call trace: [ 1345.724911][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.724976][ T32] r10:8291a684 r9:eeb25d84 r8:00000002 r7:60000113 r6:eeb25d8c r5:85b76c00 [ 1345.725002][ T32] r4:85b76c00 [ 1345.725023][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.725647][ T32] r5:85b76c00 r4:8291a680 [ 1345.725700][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.725763][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.725814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb25e08 [ 1345.725839][ T32] r4:00000000 [ 1345.725860][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.725906][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.725950][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.725999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4540 [ 1345.726023][ T32] r4:00000000 [ 1345.726045][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.726119][ T32] r9:83018005 r8:85b76c00 r7:00000000 r6:83018000 r5:00001000 r4:7fbfb000 [ 1345.726170][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.726248][ T32] r5:00001000 r4:ee859000 [ 1345.726304][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.726381][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.726452][ T32] r5:8605878c r4:86058400 [ 1345.726500][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.726580][ T32] r7:dddced80 r6:83018000 r5:8605878c r4:85fbcd00 [ 1345.726603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.726671][ T32] r10:61c88647 r9:85b76c00 r8:85fbcd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.726700][ T32] r4:85fbcd00 [ 1345.726740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.726878][ T32] r10:00000000 r9:85fbcd00 r8:80287e08 r7:eeb39e60 r6:85fbcd80 r5:85b76c00 [ 1345.726914][ T32] r4:00000001 [ 1345.726957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.727005][ T32] Exception stack(0xeeb25fb0 to 0xeeb25ff8) [ 1345.727063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.727104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.727136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.727170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.727195][ T32] r4:85fb4080 [ 1345.727368][ T32] INFO: task kworker/0:939:8638 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.727403][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.727489][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.727540][ T32] Call trace: [ 1345.727600][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.727658][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.727684][ T32] r4:00000000 [ 1345.727705][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.727751][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.727783][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.727816][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.727844][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.727870][ T32] r5:80090113 r4:80239bb0 [ 1345.727899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.727956][ T32] r4:82ac21e4 [ 1345.727982][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.728053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.728082][ T32] r4:df9dddc0 [ 1345.728103][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.728152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.728176][ T32] r4:00000000 [ 1345.728207][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.728263][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.728296][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.728368][ T32] r5:00001000 r4:dffe3000 [ 1345.728393][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.728458][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.728509][ T32] r5:8529a38c r4:8529a000 [ 1345.728552][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.728608][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.728652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.728731][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.728758][ T32] r4:849f1580 [ 1345.728781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.728832][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.728889][ T32] r4:00000001 [ 1345.728922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.728965][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.729004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.729041][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.729092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.729192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.729220][ T32] r4:8334b7c0 [ 1345.729244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.729321][ T32] INFO: task kworker/0:940:8640 blocked for more than 472 seconds. [ 1345.729360][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.729387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.729409][ T32] task:kworker/0:940 state:D stack:0 pid:8640 tgid:8640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.729486][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.729551][ T32] Call trace: [ 1345.729638][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.729693][ T32] r10:8291a684 r9:eeb41d84 r8:00000002 r7:60000113 r6:eeb41d8c r5:85b70c00 [ 1345.729719][ T32] r4:85b70c00 [ 1345.729740][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.729871][ T32] r5:85b70c00 r4:8291a680 [ 1345.729907][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.729953][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.730024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb41e08 [ 1345.730072][ T32] r4:00000000 [ 1345.730097][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.730136][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.730174][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.730222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb42c0 [ 1345.730245][ T32] r4:00000000 [ 1345.730267][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.730321][ T32] r9:83018005 r8:85b70c00 r7:00000000 r6:83018000 r5:00001000 r4:7fbf9000 [ 1345.730346][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.730394][ T32] r5:00001000 r4:ee849000 [ 1345.730416][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.730459][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.730529][ T32] r5:8605a78c r4:8605a400 [ 1345.730575][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.730630][ T32] r7:dddced80 r6:83018000 r5:8605a78c r4:85fbce00 [ 1345.730673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.730752][ T32] r10:61c88647 r9:85b70c00 r8:85fbce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.730814][ T32] r4:85fbce00 [ 1345.730838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.730895][ T32] r10:00000000 r9:85fbce00 r8:80287e08 r7:eeb25e60 r6:85fbce80 r5:85b70c00 [ 1345.730921][ T32] r4:00000001 [ 1345.730980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.731025][ T32] Exception stack(0xeeb41fb0 to 0xeeb41ff8) [ 1345.731101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.731139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.731169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.731224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.731253][ T32] r4:85fb4280 [ 1345.731358][ T32] INFO: task kworker/0:940:8640 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.731427][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.731489][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.731534][ T32] Call trace: [ 1345.731565][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.731621][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.731645][ T32] r4:00000000 [ 1345.731689][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.731756][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.731797][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.731830][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.731858][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.731891][ T32] r5:80090113 r4:80239bb0 [ 1345.731915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.731961][ T32] r4:82ac21e4 [ 1345.731982][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.732052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.732090][ T32] r4:df9dddc0 [ 1345.732117][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.732168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.732192][ T32] r4:00000000 [ 1345.732213][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.732265][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.732291][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.732341][ T32] r5:00001000 r4:dffe3000 [ 1345.732363][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.732471][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.732538][ T32] r5:8529a38c r4:8529a000 [ 1345.732590][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.732647][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.732691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.732750][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.732775][ T32] r4:849f1580 [ 1345.732796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.732857][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.732890][ T32] r4:00000001 [ 1345.732913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.732952][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.732982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.733013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.733044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.733098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.733132][ T32] r4:8334b7c0 [ 1345.733156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.733230][ T32] INFO: task kworker/0:941:8643 blocked for more than 472 seconds. [ 1345.733268][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.733304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.733347][ T32] task:kworker/0:941 state:D stack:0 pid:8643 tgid:8643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.733491][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.733551][ T32] Call trace: [ 1345.733587][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.733643][ T32] r10:8291a684 r9:eeb4dd84 r8:00000002 r7:60000113 r6:eeb4dd8c r5:85f13c00 [ 1345.733669][ T32] r4:85f13c00 [ 1345.733691][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.733739][ T32] r5:85f13c00 r4:8291a680 [ 1345.733785][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.733833][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.733890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb4de08 [ 1345.733915][ T32] r4:00000000 [ 1345.733977][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.734051][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.734094][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.734186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4700 [ 1345.734216][ T32] r4:00000000 [ 1345.734238][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.734331][ T32] r9:83018005 r8:85f13c00 r7:00000000 r6:83018000 r5:00001000 r4:7fbfd000 [ 1345.734420][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.734471][ T32] r5:00001000 r4:ee86d000 [ 1345.734515][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.734626][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.734678][ T32] r5:8605bb8c r4:8605b800 [ 1345.734721][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.734778][ T32] r7:dddced80 r6:83018000 r5:8605bb8c r4:85c94f80 [ 1345.734801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.734855][ T32] r10:61c88647 r9:85f13c00 r8:85c94fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.734907][ T32] r4:85c94f80 [ 1345.734933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.735029][ T32] r10:00000000 r9:85c94f80 r8:80287e08 r7:eeb25e60 r6:859fdf80 r5:85f13c00 [ 1345.735098][ T32] r4:00000001 [ 1345.735133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.752353][ T32] Exception stack(0xeeb4dfb0 to 0xeeb4dff8) [ 1345.752413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.752453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.752485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.752522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.752570][ T32] r4:85fb46c0 [ 1345.752762][ T32] INFO: task kworker/0:941:8643 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.752802][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.752896][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.752968][ T32] Call trace: [ 1345.753002][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.753150][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.753182][ T32] r4:00000000 [ 1345.753204][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.753251][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.753284][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.753317][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.753367][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.753399][ T32] r5:80090113 r4:80239bb0 [ 1345.753422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.753491][ T32] r4:82ac21e4 [ 1345.753541][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.753636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.753663][ T32] r4:df9dddc0 [ 1345.753697][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.753751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.753797][ T32] r4:00000000 [ 1345.753846][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.753913][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.753938][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.753988][ T32] r5:00001000 r4:dffe3000 [ 1345.754011][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.754056][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.754145][ T32] r5:8529a38c r4:8529a000 [ 1345.754175][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.754273][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.754300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.754355][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.754380][ T32] r4:849f1580 [ 1345.754402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.754455][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.754479][ T32] r4:00000001 [ 1345.754501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.754541][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.754613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.754684][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.754719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.754752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.754777][ T32] r4:8334b7c0 [ 1345.754799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.754830][ T32] INFO: task kworker/0:942:8645 blocked for more than 472 seconds. [ 1345.754893][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.754947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.754974][ T32] task:kworker/0:942 state:D stack:0 pid:8645 tgid:8645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.755026][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.761584][ T32] Call trace: [ 1345.761674][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.761801][ T32] r10:8291a684 r9:eeb51d84 r8:00000002 r7:60000013 r6:eeb51d8c r5:85f11800 [ 1345.761833][ T32] r4:85f11800 [ 1345.761877][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.761939][ T32] r5:85f11800 r4:8291a680 [ 1345.761961][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.762026][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.762080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb51e08 [ 1345.762105][ T32] r4:00000000 [ 1345.762168][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.762212][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.762255][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.762304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4a80 [ 1345.762371][ T32] r4:00000000 [ 1345.762396][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.762498][ T32] r9:83018005 r8:85f11800 r7:00000000 r6:83018000 r5:00001000 r4:7fc03000 [ 1345.762526][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.762601][ T32] r5:00001000 r4:ee99f000 [ 1345.762627][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.762672][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.762721][ T32] r5:8605af8c r4:8605ac00 [ 1345.762743][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.762796][ T32] r7:dddced80 r6:83018000 r5:8605af8c r4:85fbcf00 [ 1345.762819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.762871][ T32] r10:61c88647 r9:85f11800 r8:85fbcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.762905][ T32] r4:85fbcf00 [ 1345.762926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.762979][ T32] r10:00000000 r9:85fbcf00 r8:80287e08 r7:eeb4de60 r6:859fd180 r5:85f11800 [ 1345.763003][ T32] r4:00000001 [ 1345.763024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.763123][ T32] Exception stack(0xeeb51fb0 to 0xeeb51ff8) [ 1345.763157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.763190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.763219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.763252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.763279][ T32] r4:85fb4600 [ 1345.763466][ T32] INFO: task kworker/0:942:8645 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.763502][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.763645][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.763719][ T32] Call trace: [ 1345.763819][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.763890][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.763919][ T32] r4:00000000 [ 1345.763940][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.763986][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.764039][ T32] dd20: 82e9f000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.764098][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.764144][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.764174][ T32] r5:80090113 r4:80239bb0 [ 1345.764197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.764243][ T32] r4:82ac21e4 [ 1345.764265][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.764315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.764339][ T32] r4:df9dddc0 [ 1345.764359][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.764429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.764457][ T32] r4:00000000 [ 1345.764479][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.764531][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.764616][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.764668][ T32] r5:00001000 r4:dffe3000 [ 1345.764689][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.764732][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.764780][ T32] r5:8529a38c r4:8529a000 [ 1345.764801][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.764853][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.764896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.764956][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.764980][ T32] r4:849f1580 [ 1345.765001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.765052][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.776511][ T32] r4:00000001 [ 1345.776647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.776722][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.776760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.776794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.776825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.776861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.776915][ T32] r4:8334b7c0 [ 1345.776980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.777032][ T32] INFO: task kworker/0:943:8646 blocked for more than 472 seconds. [ 1345.777072][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.777100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.777149][ T32] task:kworker/0:943 state:D stack:0 pid:8646 tgid:8646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.777217][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.777301][ T32] Call trace: [ 1345.777373][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.777522][ T32] r10:8291a684 r9:eeb55d84 r8:00000002 r7:60000013 r6:eeb55d8c r5:85f14800 [ 1345.777561][ T32] r4:85f14800 [ 1345.777583][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.777635][ T32] r5:85f14800 r4:8291a680 [ 1345.777657][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.777737][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.777823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb55e08 [ 1345.777852][ T32] r4:00000000 [ 1345.777895][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.777940][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.777984][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.778055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4900 [ 1345.778141][ T32] r4:00000000 [ 1345.778192][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.778250][ T32] r9:83018005 r8:85f14800 r7:00000000 r6:83018000 r5:00001000 r4:7fbff000 [ 1345.778297][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.778394][ T32] r5:00001000 r4:ee981000 [ 1345.778482][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.778538][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.778617][ T32] r5:8605938c r4:86059000 [ 1345.778648][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.778703][ T32] r7:dddced80 r6:83018000 r5:8605938c r4:85fbcf80 [ 1345.778788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.778846][ T32] r10:61c88647 r9:85f14800 r8:85fbcfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.778927][ T32] r4:85fbcf80 [ 1345.778955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.779009][ T32] r10:00000000 r9:85fbcf80 r8:80287e08 r7:eeb51e60 r6:859fd200 r5:85f14800 [ 1345.779100][ T32] r4:00000001 [ 1345.779148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.779193][ T32] Exception stack(0xeeb55fb0 to 0xeeb55ff8) [ 1345.779243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.779279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.779311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.779366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.779394][ T32] r4:85fb47c0 [ 1345.779581][ T32] INFO: task kworker/0:943:8646 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.779658][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.779767][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.779813][ T32] Call trace: [ 1345.779844][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.779909][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.779935][ T32] r4:00000000 [ 1345.779956][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.780001][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.780033][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.780075][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.780129][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.780160][ T32] r5:80090113 r4:80239bb0 [ 1345.780203][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.780262][ T32] r4:82ac21e4 [ 1345.780288][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.780338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.780372][ T32] r4:df9dddc0 [ 1345.780399][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.780450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.780483][ T32] r4:00000000 [ 1345.780508][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.780560][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.780605][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.780659][ T32] r5:00001000 r4:dffe3000 [ 1345.780724][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.780794][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.780846][ T32] r5:8529a38c r4:8529a000 [ 1345.780868][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.780928][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.780968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.781050][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.781081][ T32] r4:849f1580 [ 1345.781103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.781155][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.781211][ T32] r4:00000001 [ 1345.781257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.781322][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.781357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.781390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.781442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.781499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.781528][ T32] r4:8334b7c0 [ 1345.781551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.781577][ T32] INFO: task kworker/0:944:8648 blocked for more than 472 seconds. [ 1345.781608][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.781656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.781684][ T32] task:kworker/0:944 state:D stack:0 pid:8648 tgid:8648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.781744][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.781788][ T32] Call trace: [ 1345.781820][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.781873][ T32] r10:8291a684 r9:eeb59d84 r8:00000002 r7:60000013 r6:eeb59d8c r5:85f15400 [ 1345.781906][ T32] r4:85f15400 [ 1345.781969][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.782023][ T32] r5:85f15400 r4:8291a680 [ 1345.782046][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.782089][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.782138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb59e08 [ 1345.782162][ T32] r4:00000000 [ 1345.782183][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.782221][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.782260][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.782350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4640 [ 1345.782406][ T32] r4:00000000 [ 1345.782444][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.782513][ T32] r9:83018005 r8:85f15400 r7:00000000 r6:83018000 r5:00001000 r4:7fc01000 [ 1345.782557][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.782643][ T32] r5:00001000 r4:ee98d000 [ 1345.782669][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.782714][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.782781][ T32] r5:8605b78c r4:8605b400 [ 1345.782809][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.782864][ T32] r7:dddced80 r6:83018000 r5:8605b78c r4:85e7d000 [ 1345.782896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.782972][ T32] r10:61c88647 r9:85f15400 r8:85e7d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.783052][ T32] r4:85e7d000 [ 1345.783112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.783176][ T32] r10:00000000 r9:85e7d000 r8:80287e08 r7:eeb51e60 r6:859fd280 r5:85f15400 [ 1345.783222][ T32] r4:00000001 [ 1345.783275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.783320][ T32] Exception stack(0xeeb59fb0 to 0xeeb59ff8) [ 1345.783395][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.783437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.783467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.783501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.783526][ T32] r4:85fb4340 [ 1345.783619][ T32] INFO: task kworker/0:944:8648 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.783676][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.783788][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.783919][ T32] Call trace: [ 1345.783979][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.784061][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.784118][ T32] r4:00000000 [ 1345.784144][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.784211][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.784269][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.784308][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.784337][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.784363][ T32] r5:80090113 r4:80239bb0 [ 1345.784385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.784439][ T32] r4:82ac21e4 [ 1345.784465][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.784516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.784550][ T32] r4:df9dddc0 [ 1345.784575][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.784634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.784661][ T32] r4:00000000 [ 1345.784683][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.784736][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.784759][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.784831][ T32] r5:00001000 r4:dffe3000 [ 1345.784857][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.784927][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.785029][ T32] r5:8529a38c r4:8529a000 [ 1345.785101][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.789637][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.789686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.789787][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.789823][ T32] r4:849f1580 [ 1345.789877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.789944][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.789970][ T32] r4:00000001 [ 1345.790015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.790082][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.790119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.790196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.790263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.790323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.790374][ T32] r4:8334b7c0 [ 1345.790524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.790583][ T32] INFO: task kworker/0:945:8651 blocked for more than 472 seconds. [ 1345.790623][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.790691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.790718][ T32] task:kworker/0:945 state:D stack:0 pid:8651 tgid:8651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.790804][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.790920][ T32] Call trace: [ 1345.790959][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.791018][ T32] r10:8291a684 r9:eeb65d84 r8:00000002 r7:60000113 r6:eeb65d8c r5:85f12400 [ 1345.791076][ T32] r4:85f12400 [ 1345.791125][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.791191][ T32] r5:85f12400 r4:8291a680 [ 1345.791244][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.791292][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.791344][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb65e08 [ 1345.791369][ T32] r4:00000000 [ 1345.791390][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.791508][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.791556][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.791608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4c40 [ 1345.791658][ T32] r4:00000000 [ 1345.791688][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.791745][ T32] r9:83018005 r8:85f12400 r7:00000000 r6:83018000 r5:00001000 r4:7fc05000 [ 1345.791769][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.791817][ T32] r5:00001000 r4:ee9ab000 [ 1345.791851][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.791907][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.791957][ T32] r5:8605c38c r4:8605c000 [ 1345.791995][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.792050][ T32] r7:dddced80 r6:83018000 r5:8605c38c r4:85e7d080 [ 1345.792073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.792144][ T32] r10:61c88647 r9:85f12400 r8:85e7d0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.792172][ T32] r4:85e7d080 [ 1345.792205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.792283][ T32] r10:00000000 r9:85e7d080 r8:80287e08 r7:eeb51e60 r6:859fd080 r5:85f12400 [ 1345.792317][ T32] r4:00000001 [ 1345.792348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.792404][ T32] Exception stack(0xeeb65fb0 to 0xeeb65ff8) [ 1345.792449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.792504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.792539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.792574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.792599][ T32] r4:85fb4340 [ 1345.792780][ T32] INFO: task kworker/0:945:8651 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.792816][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.792909][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.792990][ T32] Call trace: [ 1345.793047][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.793132][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.793190][ T32] r4:00000000 [ 1345.793238][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.793299][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.793360][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.793440][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.793499][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.793555][ T32] r5:80090113 r4:80239bb0 [ 1345.793596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.793646][ T32] r4:82ac21e4 [ 1345.793670][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.793721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.793746][ T32] r4:df9dddc0 [ 1345.793789][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.793846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.793872][ T32] r4:00000000 [ 1345.793899][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.793952][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.793975][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.794043][ T32] r5:00001000 r4:dffe3000 [ 1345.794074][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.794118][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.794166][ T32] r5:8529a38c r4:8529a000 [ 1345.794199][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.794257][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.794296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.794377][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.794410][ T32] r4:849f1580 [ 1345.794432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.794484][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.794508][ T32] r4:00000001 [ 1345.794544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.794598][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.794634][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.794691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.794751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.794795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.794829][ T32] r4:8334b7c0 [ 1345.794854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.794909][ T32] INFO: task kworker/0:946:8652 blocked for more than 472 seconds. [ 1345.794952][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.794980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.795030][ T32] task:kworker/0:946 state:D stack:0 pid:8652 tgid:8652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.808368][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.808534][ T32] Call trace: [ 1345.808600][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.808691][ T32] r10:8291a684 r9:eeb69d84 r8:00000002 r7:60000013 r6:eeb69d8c r5:85f13000 [ 1345.808744][ T32] r4:85f13000 [ 1345.808770][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.808831][ T32] r5:85f13000 r4:8291a680 [ 1345.808878][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.808935][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.808986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb69e08 [ 1345.809021][ T32] r4:00000000 [ 1345.809068][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.809112][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.809154][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.809203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4f00 [ 1345.809227][ T32] r4:00000000 [ 1345.809270][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.809330][ T32] r9:83018005 r8:85f13000 r7:00000000 r6:83018000 r5:00001000 r4:7fc0d000 [ 1345.809354][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.809412][ T32] r5:00001000 r4:ee9e7000 [ 1345.809460][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.809508][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.809556][ T32] r5:8605db8c r4:8605d800 [ 1345.809586][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.809644][ T32] r7:dddced80 r6:83018000 r5:8605db8c r4:85e7d100 [ 1345.809667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.809720][ T32] r10:61c88647 r9:85f13000 r8:85e7d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.809745][ T32] r4:85e7d100 [ 1345.809776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.809833][ T32] r10:00000000 r9:85e7d100 r8:80287e08 r7:eeb65e60 r6:859fd100 r5:85f13000 [ 1345.809866][ T32] r4:00000001 [ 1345.809899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.809964][ T32] Exception stack(0xeeb69fb0 to 0xeeb69ff8) [ 1345.810004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.810037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.810068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.810122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.810152][ T32] r4:85fb4080 [ 1345.810337][ T32] INFO: task kworker/0:946:8652 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.810390][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.810482][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.810560][ T32] Call trace: [ 1345.810637][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.810698][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.810737][ T32] r4:00000000 [ 1345.810762][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.810807][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.810840][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.810873][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.810908][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.810935][ T32] r5:80090113 r4:80239bb0 [ 1345.810978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.811028][ T32] r4:82ac21e4 [ 1345.811081][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.811164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.811193][ T32] r4:df9dddc0 [ 1345.811227][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.811299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.811327][ T32] r4:00000000 [ 1345.811370][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.811448][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.811495][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.811549][ T32] r5:00001000 r4:dffe3000 [ 1345.811571][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.811635][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.811693][ T32] r5:8529a38c r4:8529a000 [ 1345.811714][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.811767][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.811791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.811845][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.811868][ T32] r4:849f1580 [ 1345.811895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.811968][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.812017][ T32] r4:00000001 [ 1345.812043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.812104][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.812166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.812223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.812276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.812333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.812362][ T32] r4:8334b7c0 [ 1345.812404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.812441][ T32] INFO: task kworker/0:947:8653 blocked for more than 472 seconds. [ 1345.812491][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.812529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.812551][ T32] task:kworker/0:947 state:D stack:0 pid:8653 tgid:8653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.812647][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.812695][ T32] Call trace: [ 1345.812771][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.812830][ T32] r10:8291a684 r9:eeb6dd84 r8:00000002 r7:60000113 r6:eeb6dd8c r5:85f16000 [ 1345.812855][ T32] r4:85f16000 [ 1345.812892][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.812946][ T32] r5:85f16000 r4:8291a680 [ 1345.812968][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.813012][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.813062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb6de08 [ 1345.813086][ T32] r4:00000000 [ 1345.813129][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.813174][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.813256][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.813309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4e00 [ 1345.813352][ T32] r4:00000000 [ 1345.813380][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.813434][ T32] r9:83018005 r8:85f16000 r7:00000000 r6:83018000 r5:00001000 r4:7fc07000 [ 1345.813457][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.813535][ T32] r5:00001000 r4:ee9bd000 [ 1345.813560][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.813614][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.813665][ T32] r5:8605cb8c r4:8605c800 [ 1345.813688][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.813739][ T32] r7:dddced80 r6:83018000 r5:8605cb8c r4:85e7d180 [ 1345.813761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.813814][ T32] r10:61c88647 r9:85f16000 r8:85e7d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.813883][ T32] r4:85e7d180 [ 1345.813913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.813967][ T32] r10:00000000 r9:85e7d180 r8:80287e08 r7:eeb69e60 r6:85e81000 r5:85f16000 [ 1345.814017][ T32] r4:00000001 [ 1345.814063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.814107][ T32] Exception stack(0xeeb6dfb0 to 0xeeb6dff8) [ 1345.814163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.814226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.814261][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.814316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.814344][ T32] r4:85fb4f00 [ 1345.814434][ T32] INFO: task kworker/0:947:8653 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.814469][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.814575][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.814670][ T32] Call trace: [ 1345.814747][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.814805][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.814831][ T32] r4:00000000 [ 1345.814874][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.814932][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.815007][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.815066][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.826026][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.826195][ T32] r5:80090113 r4:80239bb0 [ 1345.826247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.826335][ T32] r4:82ac21e4 [ 1345.826360][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.826440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.826512][ T32] r4:df9dddc0 [ 1345.826561][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.826654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.826694][ T32] r4:00000000 [ 1345.826731][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.826794][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.826843][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.826938][ T32] r5:00001000 r4:dffe3000 [ 1345.826966][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.827071][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.827151][ T32] r5:8529a38c r4:8529a000 [ 1345.827178][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.827234][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.827258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.827341][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.827397][ T32] r4:849f1580 [ 1345.827424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.827479][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.827516][ T32] r4:00000001 [ 1345.827543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.827586][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.827620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.827678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.827737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.827800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.827828][ T32] r4:8334b7c0 [ 1345.827881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.827931][ T32] INFO: task kworker/0:948:8655 blocked for more than 472 seconds. [ 1345.827974][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.828004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.828049][ T32] task:kworker/0:948 state:D stack:0 pid:8655 tgid:8655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.828156][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.828233][ T32] Call trace: [ 1345.828331][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.828419][ T32] r10:8291a684 r9:eeb75d84 r8:00000002 r7:60000013 r6:eeb75d8c r5:85f16c00 [ 1345.828449][ T32] r4:85f16c00 [ 1345.828472][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.828523][ T32] r5:85f16c00 r4:8291a680 [ 1345.828545][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.828589][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.828638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb75e08 [ 1345.828687][ T32] r4:00000000 [ 1345.828765][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.828809][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.828850][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.828926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4e80 [ 1345.828978][ T32] r4:00000000 [ 1345.829004][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.829082][ T32] r9:83018005 r8:85f16c00 r7:00000000 r6:83018000 r5:00001000 r4:7fc09000 [ 1345.829110][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.829182][ T32] r5:00001000 r4:ee9c9000 [ 1345.829215][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.829287][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.829339][ T32] r5:8605d38c r4:8605d000 [ 1345.829361][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.829417][ T32] r7:dddced80 r6:83018000 r5:8605d38c r4:85e7d200 [ 1345.829441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.829518][ T32] r10:61c88647 r9:85f16c00 r8:85e7d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.829558][ T32] r4:85e7d200 [ 1345.829583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.829662][ T32] r10:00000000 r9:85e7d200 r8:80287e08 r7:eeb69e60 r6:85e81080 r5:85f16c00 [ 1345.829715][ T32] r4:00000001 [ 1345.829741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.829782][ T32] Exception stack(0xeeb75fb0 to 0xeeb75ff8) [ 1345.829837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.829874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.829912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.829972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.830002][ T32] r4:85fb4b40 [ 1345.830197][ T32] INFO: task kworker/0:948:8655 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.830232][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.830297][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.830342][ T32] Call trace: [ 1345.830415][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.830555][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.830658][ T32] r4:00000000 [ 1345.830701][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.830751][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.830784][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.830817][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.830845][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.830871][ T32] r5:80090113 r4:80239bb0 [ 1345.830926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.831024][ T32] r4:82ac21e4 [ 1345.831074][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.831129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.831154][ T32] r4:df9dddc0 [ 1345.831177][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.831224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.831250][ T32] r4:00000000 [ 1345.831296][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.831354][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.831377][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.831425][ T32] r5:00001000 r4:dffe3000 [ 1345.831458][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.831506][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.831581][ T32] r5:8529a38c r4:8529a000 [ 1345.831630][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.831689][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.831715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.831780][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.831823][ T32] r4:849f1580 [ 1345.831872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.831934][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.831960][ T32] r4:00000001 [ 1345.831982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.832024][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.832055][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.832090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.832137][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.832183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.832209][ T32] r4:8334b7c0 [ 1345.832232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.832299][ T32] INFO: task kworker/0:949:8657 blocked for more than 472 seconds. [ 1345.832335][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.832362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.832385][ T32] task:kworker/0:949 state:D stack:0 pid:8657 tgid:8657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.832466][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.832556][ T32] Call trace: [ 1345.832620][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.832682][ T32] r10:8291a684 r9:eeb7dd84 r8:00000002 r7:60000013 r6:eeb7dd8c r5:85f09800 [ 1345.832710][ T32] r4:85f09800 [ 1345.832756][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.832809][ T32] r5:85f09800 r4:8291a680 [ 1345.832832][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.832877][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.832934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb7de08 [ 1345.833003][ T32] r4:00000000 [ 1345.833030][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.833072][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.833111][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.833161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e54c00 [ 1345.833198][ T32] r4:00000000 [ 1345.833247][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.833306][ T32] r9:83018005 r8:85f09800 r7:00000000 r6:83018000 r5:00001000 r4:7fc0b000 [ 1345.833330][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.833397][ T32] r5:00001000 r4:ee9db000 [ 1345.833422][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.833491][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.833543][ T32] r5:8605d78c r4:8605d400 [ 1345.833565][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.833631][ T32] r7:dddced80 r6:83018000 r5:8605d78c r4:85e7d280 [ 1345.833658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.833739][ T32] r10:61c88647 r9:85f09800 r8:85e7d2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.833769][ T32] r4:85e7d280 [ 1345.833801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.833884][ T32] r10:00000000 r9:85e7d280 r8:80287e08 r7:eeb69e60 r6:85e81100 r5:85f09800 [ 1345.833923][ T32] r4:00000001 [ 1345.833945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.833986][ T32] Exception stack(0xeeb7dfb0 to 0xeeb7dff8) [ 1345.834030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.834092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.834164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.834204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.834254][ T32] r4:85e54800 [ 1345.834375][ T32] INFO: task kworker/0:949:8657 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.834413][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.834498][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.834546][ T32] Call trace: [ 1345.834606][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.834677][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.834705][ T32] r4:00000000 [ 1345.834727][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.834774][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.834832][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.834871][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.834911][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.834939][ T32] r5:80090113 r4:80239bb0 [ 1345.834961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.835009][ T32] r4:82ac21e4 [ 1345.835117][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.852625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.852696][ T32] r4:df9dddc0 [ 1345.852730][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.852807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.852835][ T32] r4:00000000 [ 1345.852858][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.852984][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.853014][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.853067][ T32] r5:00001000 r4:dffe3000 [ 1345.853103][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.853152][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.853202][ T32] r5:8529a38c r4:8529a000 [ 1345.853224][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.853279][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.853327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.853386][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.853439][ T32] r4:849f1580 [ 1345.853466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.853521][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.853547][ T32] r4:00000001 [ 1345.853570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.853635][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.853673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.853707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.853737][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.853770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.853795][ T32] r4:8334b7c0 [ 1345.853837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.853926][ T32] INFO: task kworker/0:950:8661 blocked for more than 472 seconds. [ 1345.853968][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.853998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.854051][ T32] task:kworker/0:950 state:D stack:0 pid:8661 tgid:8661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.854122][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.854170][ T32] Call trace: [ 1345.854228][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.854304][ T32] r10:8291a684 r9:eeb8dd84 r8:00000002 r7:60000113 r6:eeb8dd8c r5:86089800 [ 1345.854357][ T32] r4:86089800 [ 1345.854382][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.854432][ T32] r5:86089800 r4:8291a680 [ 1345.854454][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.854497][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.854547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb8de08 [ 1345.854613][ T32] r4:00000000 [ 1345.854638][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.854679][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.854740][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.854841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa70c0 [ 1345.854869][ T32] r4:00000000 [ 1345.854895][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.854948][ T32] r9:83018005 r8:86089800 r7:00000000 r6:83018000 r5:00001000 r4:7fc0f000 [ 1345.854976][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.855025][ T32] r5:00001000 r4:ee9f9000 [ 1345.864046][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.864239][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.864328][ T32] r5:8605df8c r4:8605dc00 [ 1345.864357][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.864414][ T32] r7:dddced80 r6:83018000 r5:8605df8c r4:85e7d300 [ 1345.864438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.864517][ T32] r10:61c88647 r9:86089800 r8:85e7d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.864572][ T32] r4:85e7d300 [ 1345.864631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.864693][ T32] r10:00000000 r9:85e7d300 r8:80287e08 r7:eeb69e60 r6:85e81180 r5:86089800 [ 1345.864720][ T32] r4:00000001 [ 1345.864761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.864833][ T32] Exception stack(0xeeb8dfb0 to 0xeeb8dff8) [ 1345.864938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.864983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.865016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.865051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.865122][ T32] r4:85fa7440 [ 1345.870154][ T32] INFO: task kworker/0:950:8661 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.870209][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.870337][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.870401][ T32] Call trace: [ 1345.870434][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.870498][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.870531][ T32] r4:00000000 [ 1345.870566][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.870643][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.870688][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.870746][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.870779][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.870806][ T32] r5:80090113 r4:80239bb0 [ 1345.870829][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.870877][ T32] r4:82ac21e4 [ 1345.870918][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.870974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.870999][ T32] r4:df9dddc0 [ 1345.871020][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.871087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.871113][ T32] r4:00000000 [ 1345.871134][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.871187][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.871234][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.871288][ T32] r5:00001000 r4:dffe3000 [ 1345.871336][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.871391][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.871441][ T32] r5:8529a38c r4:8529a000 [ 1345.871511][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.871576][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.871606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.871663][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.871733][ T32] r4:849f1580 [ 1345.871759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.871814][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.871863][ T32] r4:00000001 [ 1345.871889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.871937][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.871991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.872028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.872074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.872112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.872137][ T32] r4:8334b7c0 [ 1345.872159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.872189][ T32] INFO: task kworker/0:951:8663 blocked for more than 472 seconds. [ 1345.872224][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.872253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.872277][ T32] task:kworker/0:951 state:D stack:0 pid:8663 tgid:8663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.872356][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.872475][ T32] Call trace: [ 1345.872512][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.872617][ T32] r10:8291a684 r9:eeb95d84 r8:00000002 r7:60000113 r6:eeb95d8c r5:86088000 [ 1345.872646][ T32] r4:86088000 [ 1345.872693][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.872746][ T32] r5:86088000 r4:8291a680 [ 1345.872792][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.872841][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.872895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb95e08 [ 1345.872923][ T32] r4:00000000 [ 1345.872944][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.872983][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.873022][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.873069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fb4fc0 [ 1345.873093][ T32] r4:00000000 [ 1345.873115][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.873166][ T32] r9:83018005 r8:86088000 r7:00000000 r6:83018000 r5:00001000 r4:7fc11000 [ 1345.873214][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.873307][ T32] r5:00001000 r4:eea05000 [ 1345.873339][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.873383][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.873528][ T32] r5:8605e78c r4:8605e400 [ 1345.873554][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.873629][ T32] r7:dddced80 r6:83018000 r5:8605e78c r4:85e7d380 [ 1345.873656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.873710][ T32] r10:61c88647 r9:86088000 r8:85e7d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.873734][ T32] r4:85e7d380 [ 1345.873780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.873861][ T32] r10:00000000 r9:85e7d380 r8:80287e08 r7:eeb8de60 r6:85e81200 r5:86088000 [ 1345.873898][ T32] r4:00000001 [ 1345.873920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.873961][ T32] Exception stack(0xeeb95fb0 to 0xeeb95ff8) [ 1345.874014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.874050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.874082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.874157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.874240][ T32] r4:85e54c80 [ 1345.874336][ T32] INFO: task kworker/0:951:8663 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.874435][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.874553][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.874622][ T32] Call trace: [ 1345.874709][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.874814][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.874846][ T32] r4:00000000 [ 1345.874867][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.874929][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.875008][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.875085][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.884071][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.884179][ T32] r5:80090113 r4:80239bb0 [ 1345.884266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.884375][ T32] r4:82ac21e4 [ 1345.884499][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.884594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.884644][ T32] r4:df9dddc0 [ 1345.884707][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.884809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.884877][ T32] r4:00000000 [ 1345.884921][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.885049][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.887840][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.887993][ T32] r5:00001000 r4:dffe3000 [ 1345.888031][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.888105][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.888187][ T32] r5:8529a38c r4:8529a000 [ 1345.888243][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.888315][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.888369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.888428][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.888453][ T32] r4:849f1580 [ 1345.888481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.888577][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.888605][ T32] r4:00000001 [ 1345.888677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.888753][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.888822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.888858][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.888890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.888958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.888988][ T32] r4:8334b7c0 [ 1345.889018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.889091][ T32] INFO: task kworker/0:952:8664 blocked for more than 472 seconds. [ 1345.889148][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.889181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.889206][ T32] task:kworker/0:952 state:D stack:0 pid:8664 tgid:8664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.889294][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.889426][ T32] Call trace: [ 1345.889555][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.889671][ T32] r10:8291a684 r9:eeb99d84 r8:00000002 r7:60000113 r6:eeb99d8c r5:86088c00 [ 1345.889752][ T32] r4:86088c00 [ 1345.889804][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.889902][ T32] r5:86088c00 r4:8291a680 [ 1345.889927][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.889998][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.890052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eeb99e08 [ 1345.890083][ T32] r4:00000000 [ 1345.890133][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.890189][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.890248][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.890306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85fa75c0 [ 1345.890343][ T32] r4:00000000 [ 1345.890369][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.890463][ T32] r9:83018005 r8:86088c00 r7:00000000 r6:83018000 r5:00001000 r4:7fc13000 [ 1345.890490][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.890564][ T32] r5:00001000 r4:eea17000 [ 1345.890592][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.890698][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.890794][ T32] r5:8605c78c r4:8605c400 [ 1345.890848][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.890954][ T32] r7:dddced80 r6:83018000 r5:8605c78c r4:85e7d400 [ 1345.890980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.891099][ T32] r10:61c88647 r9:86088c00 r8:85e7d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.891144][ T32] r4:85e7d400 [ 1345.891195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.891269][ T32] r10:00000000 r9:85e7d400 r8:80287e08 r7:eeb95e60 r6:85e81280 r5:86088c00 [ 1345.891294][ T32] r4:00000001 [ 1345.891340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.891435][ T32] Exception stack(0xeeb99fb0 to 0xeeb99ff8) [ 1345.891523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.891566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.891632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.891701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.891746][ T32] r4:85e54c80 [ 1345.891998][ T32] INFO: task kworker/0:952:8664 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.892068][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.892135][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.892282][ T32] Call trace: [ 1345.892353][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.892424][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.892487][ T32] r4:00000000 [ 1345.892535][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.892649][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.892695][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.892729][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.892772][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.892856][ T32] r5:80090113 r4:80239bb0 [ 1345.892979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.893058][ T32] r4:82ac21e4 [ 1345.893090][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.893192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.893282][ T32] r4:df9dddc0 [ 1345.893325][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.893385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.893445][ T32] r4:00000000 [ 1345.893486][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.893584][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.893636][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.893702][ T32] r5:00001000 r4:dffe3000 [ 1345.893771][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.893866][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.893940][ T32] r5:8529a38c r4:8529a000 [ 1345.893987][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.894084][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.894124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.894230][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.894259][ T32] r4:849f1580 [ 1345.894280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.894383][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.894428][ T32] r4:00000001 [ 1345.894479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.894541][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.894574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.894642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.894700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.894768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.894814][ T32] r4:8334b7c0 [ 1345.894838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.894902][ T32] INFO: task kworker/0:953:8667 blocked for more than 472 seconds. [ 1345.894968][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.895018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.907999][ T32] task:kworker/0:953 state:D stack:0 pid:8667 tgid:8667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.908155][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.908219][ T32] Call trace: [ 1345.908280][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.908365][ T32] r10:8291a684 r9:eebadd84 r8:00000002 r7:60000113 r6:eebadd8c r5:8608c800 [ 1345.908426][ T32] r4:8608c800 [ 1345.908451][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.908504][ T32] r5:8608c800 r4:8291a680 [ 1345.908530][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.908581][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.908686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebade08 [ 1345.908728][ T32] r4:00000000 [ 1345.908775][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.908823][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.908868][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.908964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45880 [ 1345.908993][ T32] r4:00000000 [ 1345.909067][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.909133][ T32] r9:83018005 r8:8608c800 r7:00000000 r6:83018000 r5:00001000 r4:7fc21000 [ 1345.909233][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.909299][ T32] r5:00001000 r4:eebf3000 [ 1345.909353][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.909409][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.909494][ T32] r5:8605cf8c r4:8605cc00 [ 1345.909545][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.909631][ T32] r7:dddced80 r6:83018000 r5:8605cf8c r4:85e7d480 [ 1345.909666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.909792][ T32] r10:61c88647 r9:8608c800 r8:85e7d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.909822][ T32] r4:85e7d480 [ 1345.909871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.909971][ T32] r10:00000000 r9:85e7d480 r8:80287e08 r7:eeb99e60 r6:85e81300 r5:8608c800 [ 1345.910025][ T32] r4:00000001 [ 1345.910054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.910101][ T32] Exception stack(0xeebadfb0 to 0xeebadff8) [ 1345.910158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.910230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.910324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.910371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.910399][ T32] r4:85e450c0 [ 1345.910584][ T32] INFO: task kworker/0:953:8667 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.910656][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.910749][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.910879][ T32] Call trace: [ 1345.910953][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.911061][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.911126][ T32] r4:00000000 [ 1345.911155][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.911230][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.911275][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.911387][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.911440][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.911470][ T32] r5:80090113 r4:80239bb0 [ 1345.911494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.911545][ T32] r4:82ac21e4 [ 1345.911583][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.911668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.911706][ T32] r4:df9dddc0 [ 1345.911729][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.911803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.911858][ T32] r4:00000000 [ 1345.911924][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.911997][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.912035][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.912089][ T32] r5:00001000 r4:dffe3000 [ 1345.912113][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.912198][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.912307][ T32] r5:8529a38c r4:8529a000 [ 1345.912345][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.912403][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.912429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.912535][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.912571][ T32] r4:849f1580 [ 1345.912641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.912718][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.912757][ T32] r4:00000001 [ 1345.912838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.912929][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.912984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.913023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.913117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.913240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.913287][ T32] r4:8334b7c0 [ 1345.913314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.913366][ T32] INFO: task kworker/0:954:8668 blocked for more than 472 seconds. [ 1345.913437][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.913490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.913538][ T32] task:kworker/0:954 state:D stack:0 pid:8668 tgid:8668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.913603][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.913756][ T32] Call trace: [ 1345.913827][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.913937][ T32] r10:8291a684 r9:eebb1d84 r8:00000002 r7:60000113 r6:eebb1d8c r5:8608d400 [ 1345.914021][ T32] r4:8608d400 [ 1345.914089][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.914158][ T32] r5:8608d400 r4:8291a680 [ 1345.914218][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.914296][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.914396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebb1e08 [ 1345.914440][ T32] r4:00000000 [ 1345.914495][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.914567][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.914694][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.914819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45000 [ 1345.914884][ T32] r4:00000000 [ 1345.914936][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.915020][ T32] r9:83018005 r8:8608d400 r7:00000000 r6:83018000 r5:00001000 r4:7fc15000 [ 1345.925787][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.925927][ T32] r5:00001000 r4:eeb9f000 [ 1345.925957][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.926006][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.926057][ T32] r5:8605eb8c r4:8605e800 [ 1345.926081][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.926136][ T32] r7:dddced80 r6:83018000 r5:8605eb8c r4:85e7d500 [ 1345.926165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.926249][ T32] r10:61c88647 r9:8608d400 r8:85e7d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.926281][ T32] r4:85e7d500 [ 1345.926305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.926385][ T32] r10:00000000 r9:85e7d500 r8:80287e08 r7:eebade60 r6:85e81380 r5:8608d400 [ 1345.926416][ T32] r4:00000001 [ 1345.926439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.926522][ T32] Exception stack(0xeebb1fb0 to 0xeebb1ff8) [ 1345.926573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.926644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.926683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.926719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.926746][ T32] r4:85e450c0 [ 1345.926990][ T32] INFO: task kworker/0:954:8668 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.927072][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.927234][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.927300][ T32] Call trace: [ 1345.927343][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.927429][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.927486][ T32] r4:00000000 [ 1345.927521][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.927592][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.927638][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.927699][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.927735][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.927789][ T32] r5:80090113 r4:80239bb0 [ 1345.927817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.927867][ T32] r4:82ac21e4 [ 1345.927897][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.927950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.927976][ T32] r4:df9dddc0 [ 1345.927998][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.928049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.928074][ T32] r4:00000000 [ 1345.928097][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.928174][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.928228][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.928283][ T32] r5:00001000 r4:dffe3000 [ 1345.928331][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.928409][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.928468][ T32] r5:8529a38c r4:8529a000 [ 1345.928491][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.928546][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.928604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.928665][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.928716][ T32] r4:849f1580 [ 1345.928779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.928858][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.928900][ T32] r4:00000001 [ 1345.928923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.928990][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.929030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.929062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.929092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.929126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.929151][ T32] r4:8334b7c0 [ 1345.929200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.929234][ T32] INFO: task kworker/0:955:8669 blocked for more than 472 seconds. [ 1345.929268][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.929296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.929318][ T32] task:kworker/0:955 state:D stack:0 pid:8669 tgid:8669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.929369][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.929435][ T32] Call trace: [ 1345.929650][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.929710][ T32] r10:8291a684 r9:eebb9d84 r8:00000002 r7:60000113 r6:eebb9d8c r5:8608b000 [ 1345.929736][ T32] r4:8608b000 [ 1345.929758][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.929805][ T32] r5:8608b000 r4:8291a680 [ 1345.929826][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.929872][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.929928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebb9e08 [ 1345.929955][ T32] r4:00000000 [ 1345.929976][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.930015][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.930054][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.930114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45280 [ 1345.930156][ T32] r4:00000000 [ 1345.930206][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.930287][ T32] r9:83018005 r8:8608b000 r7:00000000 r6:83018000 r5:00001000 r4:7fc17000 [ 1345.930363][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.930415][ T32] r5:00001000 r4:eeba5000 [ 1345.930499][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.930559][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.930636][ T32] r5:8605ef8c r4:8605ec00 [ 1345.930667][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.930718][ T32] r7:dddced80 r6:83018000 r5:8605ef8c r4:85e7d580 [ 1345.930740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.930793][ T32] r10:61c88647 r9:8608b000 r8:85e7d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.930818][ T32] r4:85e7d580 [ 1345.930903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.930967][ T32] r10:00000000 r9:85e7d580 r8:80287e08 r7:eebade60 r6:85e81400 r5:8608b000 [ 1345.930991][ T32] r4:00000001 [ 1345.931026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.931112][ T32] Exception stack(0xeebb9fb0 to 0xeebb9ff8) [ 1345.931148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.931184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.931265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.931334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.931369][ T32] r4:85e45080 [ 1345.931440][ T32] INFO: task kworker/0:955:8669 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.931497][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.931613][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.931689][ T32] Call trace: [ 1345.931721][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.931803][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.931833][ T32] r4:00000000 [ 1345.931889][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.931988][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.932026][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.932084][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.932173][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.932211][ T32] r5:80090113 r4:80239bb0 [ 1345.932236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.932306][ T32] r4:82ac21e4 [ 1345.932363][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.932417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.932493][ T32] r4:df9dddc0 [ 1345.932526][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.932576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.932625][ T32] r4:00000000 [ 1345.932651][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.932704][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.932727][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.932774][ T32] r5:00001000 r4:dffe3000 [ 1345.932808][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.932880][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.932943][ T32] r5:8529a38c r4:8529a000 [ 1345.932965][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.933018][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.933047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.933103][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.933157][ T32] r4:849f1580 [ 1345.933232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.933334][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.933380][ T32] r4:00000001 [ 1345.933407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.933510][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.933545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.933579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.933633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.933672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.933700][ T32] r4:8334b7c0 [ 1345.933745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.933775][ T32] INFO: task kworker/0:956:8671 blocked for more than 472 seconds. [ 1345.933805][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.933856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.933882][ T32] task:kworker/0:956 state:D stack:0 pid:8671 tgid:8671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.933938][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.934004][ T32] Call trace: [ 1345.934041][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.934098][ T32] r10:8291a684 r9:eebc9d84 r8:00000002 r7:60000113 r6:eebc9d8c r5:8608e000 [ 1345.934127][ T32] r4:8608e000 [ 1345.934174][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.934228][ T32] r5:8608e000 r4:8291a680 [ 1345.934303][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.934352][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.934452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebc9e08 [ 1345.934515][ T32] r4:00000000 [ 1345.934547][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.934589][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.934629][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.934677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45480 [ 1345.934701][ T32] r4:00000000 [ 1345.934747][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.934830][ T32] r9:83018005 r8:8608e000 r7:00000000 r6:83018000 r5:00001000 r4:7fc19000 [ 1345.934888][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.934985][ T32] r5:00001000 r4:eebbf000 [ 1345.935017][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.951753][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.951854][ T32] r5:8605f38c r4:8605f000 [ 1345.951903][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.951966][ T32] r7:dddced80 r6:83018000 r5:8605f38c r4:85e7d780 [ 1345.951990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.952069][ T32] r10:61c88647 r9:8608e000 r8:85e7d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.952099][ T32] r4:85e7d780 [ 1345.952123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.952181][ T32] r10:00000000 r9:85e7d780 r8:80287e08 r7:eebade60 r6:85e81480 r5:8608e000 [ 1345.952207][ T32] r4:00000001 [ 1345.952254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.952301][ T32] Exception stack(0xeebc9fb0 to 0xeebc9ff8) [ 1345.952402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.952455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.952512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.952552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.952601][ T32] r4:85e450c0 [ 1345.952779][ T32] INFO: task kworker/0:956:8671 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.952819][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.952929][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.952978][ T32] Call trace: [ 1345.953063][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.953149][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.953180][ T32] r4:00000000 [ 1345.953225][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.953274][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.953330][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.953369][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.953422][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.953453][ T32] r5:80090113 r4:80239bb0 [ 1345.953500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.953555][ T32] r4:82ac21e4 [ 1345.953580][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.953632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.953657][ T32] r4:df9dddc0 [ 1345.953678][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.953751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.953805][ T32] r4:00000000 [ 1345.953849][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.953927][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.953977][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.954054][ T32] r5:00001000 r4:dffe3000 [ 1345.954136][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.954270][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.954328][ T32] r5:8529a38c r4:8529a000 [ 1345.954395][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.954480][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.954507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.954607][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.954660][ T32] r4:849f1580 [ 1345.954715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.954773][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.954798][ T32] r4:00000001 [ 1345.954872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.954922][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.954953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.955013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.961523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.961602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.961657][ T32] r4:8334b7c0 [ 1345.961716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.961750][ T32] INFO: task kworker/0:957:8673 blocked for more than 472 seconds. [ 1345.961809][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.961840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.961865][ T32] task:kworker/0:957 state:D stack:0 pid:8673 tgid:8673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.961983][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.962104][ T32] Call trace: [ 1345.962160][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.962223][ T32] r10:8291a684 r9:eebd5d84 r8:00000002 r7:60000113 r6:eebd5d8c r5:8608bc00 [ 1345.962248][ T32] r4:8608bc00 [ 1345.962294][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.962347][ T32] r5:8608bc00 r4:8291a680 [ 1345.962369][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.962412][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.962465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebd5e08 [ 1345.962490][ T32] r4:00000000 [ 1345.962511][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.962551][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.962592][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.962641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e455c0 [ 1345.962665][ T32] r4:00000000 [ 1345.962685][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.962738][ T32] r9:83018005 r8:8608bc00 r7:00000000 r6:83018000 r5:00001000 r4:7fc1b000 [ 1345.962785][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962849][ T32] r5:00001000 r4:eebc5000 [ 1345.962876][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.962950][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.963025][ T32] r5:8605f78c r4:8605f400 [ 1345.963107][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.963232][ T32] r7:dddced80 r6:83018000 r5:8605f78c r4:85e7d600 [ 1345.963287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.963348][ T32] r10:61c88647 r9:8608bc00 r8:85e7d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.963373][ T32] r4:85e7d600 [ 1345.963394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.963447][ T32] r10:00000000 r9:85e7d600 r8:80287e08 r7:eebade60 r6:85e81500 r5:8608bc00 [ 1345.963472][ T32] r4:00000001 [ 1345.963515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963562][ T32] Exception stack(0xeebd5fb0 to 0xeebd5ff8) [ 1345.963592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.963625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.963749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.963778][ T32] r4:85e456c0 [ 1345.963924][ T32] INFO: task kworker/0:957:8673 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.963960][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.964028][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.964101][ T32] Call trace: [ 1345.964216][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.964349][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.964410][ T32] r4:00000000 [ 1345.964464][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.964566][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.964646][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.964729][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.964803][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.964898][ T32] r5:80090113 r4:80239bb0 [ 1345.964980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.971907][ T32] r4:82ac21e4 [ 1345.972014][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.972156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.972241][ T32] r4:df9dddc0 [ 1345.972303][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.972422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.972528][ T32] r4:00000000 [ 1345.972606][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.972730][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.972784][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.972899][ T32] r5:00001000 r4:dffe3000 [ 1345.972969][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.973069][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.973188][ T32] r5:8529a38c r4:8529a000 [ 1345.973247][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.973377][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1345.973437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.973571][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.973633][ T32] r4:849f1580 [ 1345.973686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.973800][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1345.973855][ T32] r4:00000001 [ 1345.973958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.974075][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1345.974155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.974239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.974314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.974415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.974484][ T32] r4:8334b7c0 [ 1345.974545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.974613][ T32] INFO: task kworker/0:958:8676 blocked for more than 472 seconds. [ 1345.974693][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1345.974757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.974824][ T32] task:kworker/0:958 state:D stack:0 pid:8676 tgid:8676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.974950][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.982620][ T32] Call trace: [ 1345.982798][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1345.982975][ T32] r10:8291a684 r9:eebe9d84 r8:00000002 r7:60000113 r6:eebe9d8c r5:85f10c00 [ 1345.983084][ T32] r4:85f10c00 [ 1345.983175][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1345.983310][ T32] r5:85f10c00 r4:8291a680 [ 1345.983365][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.983465][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.983577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebe9e08 [ 1345.983624][ T32] r4:00000000 [ 1345.983661][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1345.983745][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1345.983848][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.983943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45700 [ 1345.983986][ T32] r4:00000000 [ 1345.984023][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.984141][ T32] r9:83018005 r8:85f10c00 r7:00000000 r6:83018000 r5:00001000 r4:7fc1d000 [ 1345.984224][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.984348][ T32] r5:00001000 r4:eebdb000 [ 1345.984408][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.984513][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.984625][ T32] r5:8605fb8c r4:8605f800 [ 1345.984686][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.984825][ T32] r7:dddced80 r6:83018000 r5:8605fb8c r4:85e7d680 [ 1345.984897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.984994][ T32] r10:61c88647 r9:85f10c00 r8:85e7d6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.985062][ T32] r4:85e7d680 [ 1345.991624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.991802][ T32] r10:00000000 r9:85e7d680 r8:80287e08 r7:eebade60 r6:85e81580 r5:85f10c00 [ 1345.991854][ T32] r4:00000001 [ 1345.991898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.991995][ T32] Exception stack(0xeebe9fb0 to 0xeebe9ff8) [ 1345.992052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.992109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.992161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.992218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.992260][ T32] r4:85e45680 [ 1345.992544][ T32] INFO: task kworker/0:958:8676 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1345.992606][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.992711][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.992822][ T32] Call trace: [ 1345.992879][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.992983][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1345.993038][ T32] r4:00000000 [ 1345.993078][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.993155][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1345.993211][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1345.993287][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1345.993383][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1345.993457][ T32] r5:80090113 r4:80239bb0 [ 1345.993515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.993627][ T32] r4:82ac21e4 [ 1345.993705][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.993838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1345.993933][ T32] r4:df9dddc0 [ 1345.994007][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1345.994119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1345.994184][ T32] r4:00000000 [ 1345.994261][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1345.994386][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.994444][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.994562][ T32] r5:00001000 r4:dffe3000 [ 1345.994666][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1345.994778][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.994900][ T32] r5:8529a38c r4:8529a000 [ 1345.994959][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.002031][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1346.002124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.002241][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.002283][ T32] r4:849f1580 [ 1346.002319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.002408][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1346.002474][ T32] r4:00000001 [ 1346.002515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.002584][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1346.002637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.002690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.002741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.002797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.002865][ T32] r4:8334b7c0 [ 1346.002926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.002992][ T32] INFO: task kworker/0:959:8677 blocked for more than 472 seconds. [ 1346.003065][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.003113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.003172][ T32] task:kworker/0:959 state:D stack:0 pid:8677 tgid:8677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.003282][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.003446][ T32] Call trace: [ 1346.003516][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1346.003618][ T32] r10:8291a684 r9:eebf1d84 r8:00000002 r7:60000013 r6:eebf1d8c r5:8608a400 [ 1346.003661][ T32] r4:8608a400 [ 1346.003702][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1346.003784][ T32] r5:8608a400 r4:8291a680 [ 1346.003819][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.003923][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.004031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebf1e08 [ 1346.004088][ T32] r4:00000000 [ 1346.004140][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1346.004234][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.004335][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.004443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45300 [ 1346.004506][ T32] r4:00000000 [ 1346.004560][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.004681][ T32] r9:83018005 r8:8608a400 r7:00000000 r6:83018000 r5:00001000 r4:7fc1f000 [ 1346.004741][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.004868][ T32] r5:00001000 r4:eebe1000 [ 1346.004921][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.004999][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.005127][ T32] r5:8605ff8c r4:8605fc00 [ 1346.011381][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.011533][ T32] r7:dddced80 r6:83018000 r5:8605ff8c r4:85e7d700 [ 1346.011585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.011677][ T32] r10:61c88647 r9:8608a400 r8:85e7d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.011719][ T32] r4:85e7d700 [ 1346.011756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.011865][ T32] r10:00000000 r9:85e7d700 r8:80287e08 r7:eebade60 r6:85e81600 r5:8608a400 [ 1346.011917][ T32] r4:00000001 [ 1346.011954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.012023][ T32] Exception stack(0xeebf1fb0 to 0xeebf1ff8) [ 1346.012075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.012144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.012201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.012271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.012315][ T32] r4:85e457c0 [ 1346.012593][ T32] INFO: task kworker/0:959:8677 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1346.012651][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.012757][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.012868][ T32] Call trace: [ 1346.012943][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.013042][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1346.013085][ T32] r4:00000000 [ 1346.013122][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.013196][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1346.013264][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1346.013324][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1346.013372][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1346.013445][ T32] r5:80090113 r4:80239bb0 [ 1346.013510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.013623][ T32] r4:82ac21e4 [ 1346.013696][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.013817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1346.013881][ T32] r4:df9dddc0 [ 1346.013974][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.014125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1346.014227][ T32] r4:00000000 [ 1346.014300][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.014420][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1346.014479][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.014590][ T32] r5:00001000 r4:dffe3000 [ 1346.014644][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.014744][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.014850][ T32] r5:8529a38c r4:8529a000 [ 1346.014933][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.015092][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1346.026201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.026379][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.026444][ T32] r4:849f1580 [ 1346.026502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.026628][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1346.026690][ T32] r4:00000001 [ 1346.026744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.026861][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1346.026936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.027012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.027125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.027211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.027272][ T32] r4:8334b7c0 [ 1346.027332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.027426][ T32] INFO: task kworker/0:960:8680 blocked for more than 472 seconds. [ 1346.027523][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.027606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.027680][ T32] task:kworker/0:960 state:D stack:0 pid:8680 tgid:8680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.027810][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.027950][ T32] Call trace: [ 1346.028073][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1346.028225][ T32] r10:8291a684 r9:eec05d84 r8:00000002 r7:60000113 r6:eec05d8c r5:86090000 [ 1346.028283][ T32] r4:86090000 [ 1346.028325][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1346.028430][ T32] r5:86090000 r4:8291a680 [ 1346.028471][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.028543][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.028624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eec05e08 [ 1346.028666][ T32] r4:00000000 [ 1346.028701][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1346.028790][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.028865][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.028968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45c80 [ 1346.029039][ T32] r4:00000000 [ 1346.029078][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.029174][ T32] r9:83018005 r8:86090000 r7:00000000 r6:83018000 r5:00001000 r4:7fc25000 [ 1346.029216][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.029296][ T32] r5:00001000 r4:eec0f000 [ 1346.029334][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.029421][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.029505][ T32] r5:8606038c r4:86060000 [ 1346.029542][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.029626][ T32] r7:dddced80 r6:83018000 r5:8606038c r4:85e7d800 [ 1346.029663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.029750][ T32] r10:61c88647 r9:86090000 r8:85e7d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.029790][ T32] r4:85e7d800 [ 1346.029827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.029919][ T32] r10:00000000 r9:85e7d800 r8:80287e08 r7:eebade60 r6:85e81680 r5:86090000 [ 1346.029960][ T32] r4:00000001 [ 1346.030020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.030091][ T32] Exception stack(0xeec05fb0 to 0xeec05ff8) [ 1346.030176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.030265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.030320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.030378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.030424][ T32] r4:85e45840 [ 1346.030727][ T32] INFO: task kworker/0:960:8680 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1346.030786][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.030911][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.031010][ T32] Call trace: [ 1346.031093][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.031189][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1346.031232][ T32] r4:00000000 [ 1346.031300][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.031378][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1346.031459][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1346.031540][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1346.031617][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1346.031695][ T32] r5:80090113 r4:80239bb0 [ 1346.031735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.031828][ T32] r4:82ac21e4 [ 1346.031897][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.031985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1346.032026][ T32] r4:df9dddc0 [ 1346.032061][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.032142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1346.032210][ T32] r4:00000000 [ 1346.032273][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.032362][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1346.032400][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.032478][ T32] r5:00001000 r4:dffe3000 [ 1346.032514][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.032584][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.032660][ T32] r5:8529a38c r4:8529a000 [ 1346.032708][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.032836][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1346.032895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.032991][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.033032][ T32] r4:849f1580 [ 1346.033088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.033180][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1346.033247][ T32] r4:00000001 [ 1346.033286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.033355][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1346.033505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.033587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.033649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.033719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.033764][ T32] r4:8334b7c0 [ 1346.033800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.033840][ T32] INFO: task kworker/0:961:8682 blocked for more than 472 seconds. [ 1346.033888][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.033956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.034074][ T32] task:kworker/0:961 state:D stack:0 pid:8682 tgid:8682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.034227][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.034332][ T32] Call trace: [ 1346.034426][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1346.034558][ T32] r10:8291a684 r9:eec0dd84 r8:00000002 r7:60000113 r6:eec0dd8c r5:86091800 [ 1346.034622][ T32] r4:86091800 [ 1346.034677][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1346.034838][ T32] r5:86091800 r4:8291a680 [ 1346.034905][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.035021][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.049801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eec0de08 [ 1346.049875][ T32] r4:00000000 [ 1346.049937][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1346.050016][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.050072][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.050123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e45ac0 [ 1346.050149][ T32] r4:00000000 [ 1346.050171][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.050227][ T32] r9:83018005 r8:86091800 r7:00000000 r6:83018000 r5:00001000 r4:7fc23000 [ 1346.050252][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.050318][ T32] r5:00001000 r4:eebf9000 [ 1346.050368][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.050447][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.050524][ T32] r5:8605bf8c r4:8605bc00 [ 1346.050575][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.050658][ T32] r7:dddced80 r6:83018000 r5:8605bf8c r4:85e7d880 [ 1346.050701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.050759][ T32] r10:61c88647 r9:86091800 r8:85e7d8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.050786][ T32] r4:85e7d880 [ 1346.050809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.050868][ T32] r10:00000000 r9:85e7d880 r8:80287e08 r7:eec05e60 r6:85e81700 r5:86091800 [ 1346.050901][ T32] r4:00000001 [ 1346.050924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.050967][ T32] Exception stack(0xeec0dfb0 to 0xeec0dff8) [ 1346.051000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.051090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.051127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.051162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.051207][ T32] r4:85e459c0 [ 1346.051394][ T32] INFO: task kworker/0:961:8682 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1346.051432][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.051661][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.051742][ T32] Call trace: [ 1346.051784][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.051846][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1346.051873][ T32] r4:00000000 [ 1346.051932][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.051983][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1346.052016][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1346.052050][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1346.052090][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1346.052198][ T32] r5:80090113 r4:80239bb0 [ 1346.052224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.052273][ T32] r4:82ac21e4 [ 1346.052307][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.052387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1346.052450][ T32] r4:df9dddc0 [ 1346.052500][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.052553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1346.052580][ T32] r4:00000000 [ 1346.052602][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.052682][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1346.052732][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.052809][ T32] r5:00001000 r4:dffe3000 [ 1346.052841][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.052887][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.052946][ T32] r5:8529a38c r4:8529a000 [ 1346.052995][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.053059][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1346.053108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.053173][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.053198][ T32] r4:849f1580 [ 1346.053220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.053274][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1346.053323][ T32] r4:00000001 [ 1346.053385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.053442][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1346.053476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.053509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.053540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.053599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.053653][ T32] r4:8334b7c0 [ 1346.053686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.053732][ T32] INFO: task kworker/0:963:8690 blocked for more than 472 seconds. [ 1346.053797][ T32] Not tainted 6.15.0-rc5-syzkaller #0 [ 1346.053829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.053851][ T32] task:kworker/0:963 state:D stack:0 pid:8690 tgid:8690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.053937][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.054046][ T32] Call trace: [ 1346.054080][ T32] [<81a52ba4>] (__schedule) from [<81a53b28>] (schedule+0x2c/0x130) [ 1346.054135][ T32] r10:8291a684 r9:eebe5d84 r8:00000002 r7:60000113 r6:eebe5d8c r5:86093000 [ 1346.054161][ T32] r4:86093000 [ 1346.054198][ T32] [<81a53afc>] (schedule) from [<81a53f10>] (schedule_preempt_disabled+0x18/0x24) [ 1346.054252][ T32] r5:86093000 r4:8291a680 [ 1346.054273][ T32] [<81a53ef8>] (schedule_preempt_disabled) from [<81a565f4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.054317][ T32] [<81a562f4>] (__mutex_lock.constprop.0) from [<81a56ac0>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.054367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eebe5e08 [ 1346.054420][ T32] r4:00000000 [ 1346.054445][ T32] [<81a56aac>] (__mutex_lock_slowpath) from [<81a56b00>] (mutex_lock+0x3c/0x40) [ 1346.054485][ T32] [<81a56ac4>] (mutex_lock) from [<804e77b8>] (_vm_unmap_aliases+0x68/0x240) [ 1346.054527][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.054574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e47280 [ 1346.054624][ T32] r4:00000000 [ 1346.054650][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.054703][ T32] r9:83018005 r8:86093000 r7:00000000 r6:83018000 r5:00001000 r4:7fbd7000 [ 1346.054752][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.054803][ T32] r5:00001000 r4:eeb11000 [ 1346.054827][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.054899][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.054952][ T32] r5:8606078c r4:86060400 [ 1346.054974][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.055026][ T32] r7:dddced80 r6:83018000 r5:8606078c r4:85e7d980 [ 1346.055068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.066932][ T32] r10:61c88647 r9:86093000 r8:85e7d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.067019][ T32] r4:85e7d980 [ 1346.067065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.067139][ T32] r10:00000000 r9:85e7d980 r8:80287e08 r7:eec19e60 r6:85e81800 r5:86093000 [ 1346.067165][ T32] r4:00000001 [ 1346.067186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.067254][ T32] Exception stack(0xeebe5fb0 to 0xeebe5ff8) [ 1346.067298][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.067333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.067388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.067452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.067480][ T32] r4:85e45d00 [ 1346.067657][ T32] INFO: task kworker/0:963:8690 is blocked on a mutex likely owned by task kworker/0:12:3148. [ 1346.067708][ T32] task:kworker/0:12 state:R running task stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.067807][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.067862][ T32] Call trace: [ 1346.067901][ T32] [<81a52ba4>] (__schedule) from [<81a53f5c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.067981][ T32] r10:82ac21c4 r9:83b2b000 r8:80200be4 r7:df9ddd5c r6:ffffffff r5:83b2b000 [ 1346.068060][ T32] r4:00000000 [ 1346.068114][ T32] [<81a53f1c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.068165][ T32] Exception stack(0xdf9ddd28 to 0xdf9ddd70) [ 1346.068224][ T32] dd20: 8364e000 eafbd000 00000001 80239b98 7f43b000 00000001 [ 1346.068342][ T32] dd40: 82ac15a0 7f43b000 eafbd000 8280c928 82ac21c4 df9ddda4 df9ddda8 df9ddd78 [ 1346.068384][ T32] dd60: 80230ad0 80239bb0 80090113 ffffffff [ 1346.068413][ T32] r5:80090113 r4:80239bb0 [ 1346.068461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e758c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.068538][ T32] r4:82ac21e4 [ 1346.068594][ T32] [<804e737c>] (__purge_vmap_area_lazy) from [<804e7934>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.068650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:df9dddc0 r5:df9dde08 [ 1346.068677][ T32] r4:df9dddc0 [ 1346.068698][ T32] [<804e7750>] (_vm_unmap_aliases) from [<804eb698>] (vfree+0x168/0x204) [ 1346.068747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17040 [ 1346.068799][ T32] r4:00000000 [ 1346.068849][ T32] [<804eb530>] (vfree) from [<8054b10c>] (execmem_free+0x30/0x50) [ 1346.068927][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1346.068955][ T32] [<8054b0dc>] (execmem_free) from [<803cc22c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.069029][ T32] r5:00001000 r4:dffe3000 [ 1346.069062][ T32] [<803cc21c>] (bpf_jit_free_exec) from [<803cc60c>] (bpf_jit_free+0x68/0xe4) [ 1346.069132][ T32] [<803cc5a4>] (bpf_jit_free) from [<803cd768>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.069236][ T32] r5:8529a38c r4:8529a000 [ 1346.069289][ T32] [<803cd61c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.069354][ T32] r7:dddced80 r6:83018000 r5:8529a38c r4:849f1580 [ 1346.069377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.069432][ T32] r10:61c88647 r9:83b2b000 r8:849f15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.069457][ T32] r4:849f1580 [ 1346.069497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.069581][ T32] r10:00000000 r9:849f1580 r8:80287e08 r7:dfa3de60 r6:849f1600 r5:83b2b000 [ 1346.069618][ T32] r4:00000001 [ 1346.069640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.069710][ T32] Exception stack(0xdf9ddfb0 to 0xdf9ddff8) [ 1346.069750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.069799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.069833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.069867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.069892][ T32] r4:8334b7c0 [ 1346.069923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.070362][ T32] NMI backtrace for cpu 1 [ 1346.070633][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT [ 1346.070711][ T32] Hardware name: ARM-Versatile Express [ 1346.070767][ T32] Call trace: [ 1346.070820][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 1346.070862][ T32] r7:00000000 r6:000d0013 r5:600d0093 r4:82257d0c [ 1346.070871][ T32] [<80201ac8>] (show_stack) from [<8022003c>] (dump_stack_lvl+0x70/0x7c) [ 1346.070964][ T32] [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c) [ 1346.071049][ T32] r5:00000001 r4:00000001 [ 1346.071061][ T32] [<80220048>] (dump_stack) from [<81a3cd0c>] (nmi_cpu_backtrace+0x160/0x17c) [ 1346.071094][ T32] [<81a3cbac>] (nmi_cpu_backtrace) from [<81a3ce58>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1346.071134][ T32] r7:00000001 r6:8280c610 r5:8281af00 r4:ffffffff [ 1346.071143][ T32] [<81a3cd28>] (nmi_trigger_cpumask_backtrace) from [<802304dc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1346.071206][ T32] r9:00019892 r8:82ab6564 r7:8280c788 r6:0000777c r5:8281b4c8 r4:86075d0c [ 1346.071217][ T32] [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80386db4>] (watchdog+0x4a8/0x69c) [ 1346.071251][ T32] [<8038690c>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.071288][ T32] r10:00000000 r9:00000000 r8:8038690c r7:83348780 r6:83348780 r5:83251800 [ 1346.071298][ T32] r4:00000001 [ 1346.071305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.071329][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 1346.071361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.071406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.071449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.071470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.071482][ T32] r4:8334b500 [ 1346.071639][ T32] Sending NMI from CPU 1 to CPUs 0: [ 1346.072937][ C0] NMI backtrace for cpu 0 [ 1346.073070][ C0] CPU: 0 UID: 0 PID: 2819 Comm: pr/ttyAMA0 Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT [ 1346.073105][ C0] Hardware name: ARM-Versatile Express [ 1346.073133][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 1346.073181][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 1346.073217][ C0] pc : [<81a5bf2c>] lr : [<80a6292c>] psr: 60090113 [ 1346.073239][ C0] sp : ebc39eb0 ip : ebc39ec0 fp : ebc39ebc [ 1346.073260][ C0] r10: 8295b3bc r9 : 00000000 r8 : 00000000 [ 1346.073284][ C0] r7 : 00000117 r6 : 8295b320 r5 : 00000000 r4 : 00000001 [ 1346.073307][ C0] r3 : 0000ec3b r2 : 00000000 r1 : 60090113 r0 : 8440a840 [ 1346.073389][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1346.073434][ C0] Control: 30c5387d Table: 846a5640 DAC: fffffffd [ 1346.073470][ C0] Call trace: [ 1346.073492][ C0] [<81a5bf04>] (_raw_spin_unlock_irqrestore) from [<80a6292c>] (pl011_console_device_unlock+0x20/0x24) [ 1346.073529][ C0] [<80a6290c>] (pl011_console_device_unlock) from [<802efd14>] (nbcon_emit_one+0x80/0xf8) [ 1346.073562][ C0] [<802efc94>] (nbcon_emit_one) from [<802eff34>] (nbcon_kthread_func+0x1a8/0x2a4) [ 1346.073599][ C0] r6:8280c610 r5:83a63000 r4:8295b320 [ 1346.073608][ C0] [<802efd8c>] (nbcon_kthread_func) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.073651][ C0] r10:00000000 r9:8295b320 r8:802efd8c r7:8454b280 r6:8454b280 r5:83a63000 [ 1346.073662][ C0] r4:00000001 [ 1346.073670][ C0] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.073699][ C0] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1346.073720][ C0] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.073740][ C0] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.073757][ C0] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.073779][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.073789][ C0] r4:84070d00 [ 1346.074451][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 1346.792291][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT [ 1346.795186][ T32] Hardware name: ARM-Versatile Express [ 1346.795405][ T32] Call trace: [ 1346.797642][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 1346.801159][ T32] r7:00000000 r6:828227fc r5:00000000 r4:82257d0c [ 1346.803091][ T32] [<80201ac8>] (show_stack) from [<80220020>] (dump_stack_lvl+0x54/0x7c) [ 1346.805678][ T32] [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c) [ 1346.809822][ T32] r5:00000000 r4:82a70d4c [ 1346.811818][ T32] [<80220048>] (dump_stack) from [<802025f8>] (panic+0x120/0x374) [ 1346.815285][ T32] [<802024d8>] (panic) from [<80386c20>] (watchdog+0x314/0x69c) [ 1346.816264][ T32] r3:00000001 r2:00000000 r1:00000001 r0:822588a4 [ 1346.819469][ T32] r7:8280c788 [ 1346.821566][ T32] [<8038690c>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.827496][ T32] r10:00000000 r9:00000000 r8:8038690c r7:83348780 r6:83348780 r5:83251800 [ 1346.837379][ T32] r4:00000001 [ 1346.843134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.851102][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 1346.857169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.861596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.865175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.865977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.870080][ T32] r4:8334b500 [ 1346.874222][ T32] Rebooting in 86400 seconds.. VM DIAGNOSIS: 07:30:53 Registers: info registers vcpu 0 CPU#0 R00=00000001 R01=83251a80 R02=83a63280 R03=83251a88 R04=00000001 R05=8532e280 R06=00000000 R07=dddcf0c0 R08=dddcf100 R09=00000000 R10=00000000 R11=df801d3c R12=df801c68 R13=df801ce8 R14=802a9538 R15=802b1ee0 PSR=20050193 --C- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 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=00000000 s15=00000000 d07=0000000000000000 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 info registers vcpu 1 CPU#1 R00=dc60b000 R01=eccab000 R02=00000001 R03=80239b98 R04=7f437000 R05=00000001 R06=82ac15a0 R07=7f437000 R08=eccab000 R09=8280c928 R10=82ac21c4 R11=eb28dda4 R12=eb28dda8 R13=eb28dd78 R14=80230ad0 R15=80239bb0 PSR=80000113 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