INFO: task kworker/0:0:6106 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:6106 tgid:6106 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0409da4 r5:854c8000 r4:854c8000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:854c8000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0409e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842c6180 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:854c8000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f264000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:ea7d8000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:8453cf54 r4:8453cc00 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:8453cf54 r4:856e3c80 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:854c8000 r9:856e3cac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:856e3c80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfdd9e78 r8:85251b40 r7:856e3c80 r6:80266a98 r5:854c8000 r4:85251980 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0409fb0 to 0xe0409ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85251980 INFO: task kworker/0:5:6107 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:6107 tgid:6107 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0435da4 r5:854cb000 r4:854cb000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:854cb000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0435e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847c7a00 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:854cb000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f24e000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e874b000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:8453d354 r4:8453d000 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:8453d354 r4:856e3d80 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:854cb000 r9:856e3dac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:856e3d80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0409e78 r8:85251640 r7:856e3d80 r6:80266a98 r5:854cb000 r4:85251980 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0435fb0 to 0xe0435ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85251980 INFO: task kworker/1:7:6113 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:6113 tgid:6113 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e045dda4 r5:84890000 r4:84890000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84890000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e045de20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590540 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84890000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f262000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e0381000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:849a4754 r4:849a4400 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:849a4754 r4:85238e00 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84890000 r9:85238e2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238e00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eae19e78 r8:8563c540 r7:85238e00 r6:80266a98 r5:84890000 r4:8563c280 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe045dfb0 to 0xe045dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:8563c280 INFO: task kworker/1:10:6441 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:6441 tgid:6441 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0375da4 r5:85429800 r4:85429800 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:85429800 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0375e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ac99c0 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:85429800 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f234000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfb51000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:83f97f54 r4:83f97c00 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:83f97f54 r4:85238b00 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:85429800 r9:85238b2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238b00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e045de78 r8:84ba4280 r7:85238b00 r6:80266a98 r5:85429800 r4:85194800 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0375fb0 to 0xe0375ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85194800 INFO: task kworker/1:11:6450 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:6450 tgid:6450 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0371da4 r5:85428000 r4:85428000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:85428000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0371e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b9ac0 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:85428000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f232000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfa21000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:845f0f54 r4:845f0c00 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:845f0f54 r4:85238480 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:85428000 r9:852384ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238480 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0319e78 r8:85251840 r7:85238480 r6:80266a98 r5:85428000 r4:85251ac0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0371fb0 to 0xe0371ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85251ac0 INFO: task kworker/1:12:6456 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:6456 tgid:6456 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e048dda4 r5:8371ec00 r4:8371ec00 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8371ec00 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e048de20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590900 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8371ec00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f258000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dffd7000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84539354 r4:84539000 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84539354 r4:85238f80 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8371ec00 r9:85238fac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238f80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0319e78 r8:84bdbac0 r7:85238f80 r6:80266a98 r5:8371ec00 r4:84bdb8c0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe048dfb0 to 0xe048dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:84bdb8c0 INFO: task kworker/1:14:6474 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:6474 tgid:6474 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0515da4 r5:83d78000 r4:83d78000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:83d78000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0515e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84746ac0 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83d78000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f254000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dff64000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84539f54 r4:84539c00 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84539f54 r4:85238380 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:83d78000 r9:852383ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238380 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0319e78 r8:8523a6c0 r7:85238380 r6:80266a98 r5:83d78000 r4:8523ab00 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0515fb0 to 0xe0515ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:8523ab00 INFO: task kworker/1:16:6494 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:6494 tgid:6494 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0645da4 r5:85406c00 r4:85406c00 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:85406c00 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590fc0 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:85406c00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f256000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dff6a000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84538b54 r4:84538800 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84538b54 r4:85238d00 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:85406c00 r9:85238d2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238d00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0569e78 r8:85233880 r7:85238d00 r6:80266a98 r5:85406c00 r4:85233480 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0645fb0 to 0xe0645ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85233480 INFO: task kworker/0:11:6932 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:6932 tgid:6932 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfab9da4 r5:8357a400 r4:8357a400 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8357a400 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf280 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8357a400 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f24c000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e0585000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84993b54 r4:84993800 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84993b54 r4:85245280 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8357a400 r9:852452ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85245280 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0435e78 r8:8517e000 r7:85245280 r6:80266a98 r5:8357a400 r4:8517e3c0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab9fb0 to 0xdfab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:8517e3c0 INFO: task kworker/0:12:6958 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:6958 tgid:6958 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfb41da4 r5:8542a400 r4:8542a400 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8542a400 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369800 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8542a400 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f246000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfbb9000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:83f97b54 r4:83f97800 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:83f97b54 r4:8524d500 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8542a400 r9:8524d52c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:8524d500 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e0435e78 r8:85258880 r7:8524d500 r6:80266a98 r5:8542a400 r4:85258580 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb41fb0 to 0xdfb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85258580 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:7002 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:7002 tgid:7002 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfac5da4 r5:84893000 r4:84893000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84893000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85590640 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84893000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f25a000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e037f000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:849a4354 r4:849a4000 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:849a4354 r4:85180680 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84893000 r9:851806ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85180680 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfb19e78 r8:85185880 r7:85180680 r6:80266a98 r5:84893000 r4:85185780 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac5fb0 to 0xdfac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85185780 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:7004 blocked for more than 430 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:7004 tgid:7004 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfabdda4 r5:84894800 r4:84894800 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84894800 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bfa80 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84894800 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f24a000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfd79000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84538354 r4:84538000 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84538354 r4:85180600 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84894800 r9:8518062c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85180600 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfb19e78 r8:856e6380 r7:85180600 r6:80266a98 r5:84894800 r4:856e6140 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfabdfb0 to 0xdfabdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:856e6140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:7069 blocked for more than 431 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:7069 tgid:7069 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfdddda4 r5:83448c00 r4:83448c00 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:83448c00 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfddde20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85196240 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83448c00 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f230000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfbbf000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:83f9b354 r4:83f9b000 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:83f9b354 r4:85299c00 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:83448c00 r9:85299c2c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85299c00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfc65e78 r8:856ac000 r7:85299c00 r6:80266a98 r5:83448c00 r4:856ac500 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfdddfb0 to 0xdfdddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:856ac500 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:44:7283 blocked for more than 431 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:44 state:D stack:0 pid:7283 tgid:7283 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0391da4 r5:84bed400 r4:84bed400 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84bed400 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0391e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bf280 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84bed400 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f236000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfba9000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:8453b754 r4:8453b400 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:8453b754 r4:85782b00 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:84bed400 r9:85782b2c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:85782b00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfdf9e78 r8:85383480 r7:85782b00 r6:80266a98 r5:84bed400 r4:85383c80 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0391fb0 to 0xe0391ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85383c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:48:7339 blocked for more than 431 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:48 state:D stack:0 pid:7339 tgid:7339 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:dfafdda4 r5:843a6c00 r4:843a6c00 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:843a6c00 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847bf900 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:843a6c00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f248000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfc97000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:8453ab54 r4:8453a800 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:8453ab54 r4:857c6300 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:843a6c00 r9:857c632c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:857c6300 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfb3de78 r8:855dfc40 r7:857c6300 r6:80266a98 r5:843a6c00 r4:855dfbc0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfafdfb0 to 0xdfafdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:855dfbc0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:49:8230 blocked for more than 431 seconds. Not tainted 6.12.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:49 state:D stack:0 pid:8230 tgid:8230 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819bf974>] (__schedule) from [<819c05cc>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819bf974>] (__schedule) from [<819c05cc>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260ca7c r9:00000000 r8:82717b70 r7:00000002 r6:e0525da4 r5:843a3000 r4:843a3000 [<819c05a0>] (schedule) from [<819c0980>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:843a3000 r4:82717b6c [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c0968>] (schedule_preempt_disabled) from [<819c3458>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c3170>] (__mutex_lock.constprop.0) from [<819c3d24>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260ca7c r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0525e20 r4:00000000 [<819c3d10>] (__mutex_lock_slowpath) from [<819c3d64>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c3d28>] (mutex_lock) from [<804ae2cc>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849090c0 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:843a3000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f00b000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:df843000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85217354 r4:85217000 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85217354 r4:846a5780 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:843a3000 r9:846a57ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:846a5780 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfb3de78 r8:84b05480 r7:846a5780 r6:80266a98 r5:843a3000 r4:85194140 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0525fb0 to 0xe0525ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:85194140 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.12.0-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<8199d478>] (dump_backtrace) from [<8199d574>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:00000113 r5:60000193 r4:8203df48 [<8199d55c>] (show_stack) from [<819bba5c>] (__dump_stack lib/dump_stack.c:94 [inline]) [<8199d55c>] (show_stack) from [<819bba5c>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120) [<819bb9ec>] (dump_stack_lvl) from [<819bba80>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:00000001 [<819bba68>] (dump_stack) from [<8198a730>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<8198a5d0>] (nmi_cpu_backtrace) from [<8198a87c>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000000 r6:8260c5d0 r5:8261af0c r4:ffffffff [<8198a74c>] (nmi_trigger_cpumask_backtrace) from [<80210408>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:00015683 r8:828b6cf8 r7:8260c730 r6:00007d35 r5:8261b4c8 r4:85b5851c [<802103f0>] (arch_trigger_cpumask_backtrace) from [<803582e4>] (trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]) [<802103f0>] (arch_trigger_cpumask_backtrace) from [<803582e4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<802103f0>] (arch_trigger_cpumask_backtrace) from [<803582e4>] (watchdog+0x498/0x5b8 kernel/hung_task.c:379) [<80357e4c>] (watchdog) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819e58 r8:82e9f400 r7:00000000 r6:80357e4c r5:82ee8c00 r4:82f45a00 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:82f45a00 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 6436 Comm: kworker/1:9 Not tainted 6.12.0-syzkaller #0 Hardware name: ARM-Versatile Express Workqueue: events bpf_prog_free_deferred PC is at __div64_32 arch/arm/include/asm/div64.h:38 [inline] PC is at div_u64_rem+0x38/0x4c include/linux/math64.h:92 LR is at __div64_32 arch/arm/include/asm/div64.h:30 [inline] LR is at div_u64_rem+0x38/0x4c include/linux/math64.h:92 pc : [<81587b08>] lr : [<81587b08>] psr: 60000113 sp : df805da8 ip : 00000000 fp : df805dc4 r10: 000186a0 r9 : 00000000 r8 : 00000000 r7 : 00000000 r6 : df805df8 r5 : 00ffffff r4 : 000186a0 r3 : 000000a7 r2 : c5ac471b r1 : 00006d1f r0 : 00000000 Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Control: 30c5387d Table: 84203180 DAC: 00000000 Call trace: frame pointer underflow [<81587ad0>] (div_u64_rem) from [<81587e44>] (div_u64 include/linux/math64.h:130 [inline]) [<81587ad0>] (div_u64_rem) from [<81587e44>] (pie_calculate_probability+0x160/0x50c net/sched/sch_pie.c:347) r7:00000000 r6:02af31dc r5:0044b82f r4:000f4240 [<81587ce4>] (pie_calculate_probability) from [<815891dc>] (fq_pie_timer+0x70/0xd4 net/sched/sch_fq_pie.c:398) r10:df805eb4 r9:000000fc r8:83ef325c r7:83ef3320 r6:00000060 r5:00000400 r4:83ef3374 [<8158916c>] (fq_pie_timer) from [<80301698>] (call_timer_fn+0x30/0x220 kernel/time/timer.c:1794) r9:00015687 r8:00000100 r7:8158916c r6:8542d400 r5:8158916c r4:83ef3374 [<80301668>] (call_timer_fn) from [<80301b30>] (expire_timers kernel/time/timer.c:1845 [inline]) [<80301668>] (call_timer_fn) from [<80301b30>] (__run_timers+0x2a8/0x3d0 kernel/time/timer.c:2419) r9:8542d400 r8:00000122 r7:00000000 r6:dddda040 r5:8158916c r4:83ef3374 [<80301888>] (__run_timers) from [<80301cc0>] (__run_timer_base kernel/time/timer.c:2430 [inline]) [<80301888>] (__run_timers) from [<80301cc0>] (__run_timer_base kernel/time/timer.c:2423 [inline]) [<80301888>] (__run_timers) from [<80301cc0>] (run_timer_base+0x68/0x78 kernel/time/timer.c:2439) r10:00000002 r9:8542d400 r8:00000100 r7:04208060 r6:00000001 r5:00000002 r4:dddda040 [<80301c58>] (run_timer_base) from [<80301cec>] (run_timer_softirq+0x1c/0x34 kernel/time/timer.c:2449) r4:82604084 [<80301cd0>] (run_timer_softirq) from [<8024b51c>] (handle_softirqs+0x158/0x464 kernel/softirq.c:554) [<8024b3c4>] (handle_softirqs) from [<8024b918>] (__do_softirq kernel/softirq.c:588 [inline]) [<8024b3c4>] (handle_softirqs) from [<8024b918>] (invoke_softirq kernel/softirq.c:428 [inline]) [<8024b3c4>] (handle_softirqs) from [<8024b918>] (__irq_exit_rcu+0xa4/0x164 kernel/softirq.c:637) r10:828c274c r9:8542d400 r8:00000000 r7:e0319d40 r6:821dfb14 r5:82220320 r4:8542d400 [<8024b874>] (__irq_exit_rcu) from [<8024bc18>] (irq_exit+0x10/0x18 kernel/softirq.c:661) r5:82220320 r4:824bbcdc [<8024bc08>] (irq_exit) from [<819bc41c>] (generic_handle_arch_irq+0x7c/0x80 kernel/irq/handle.c:240) [<819bc3a0>] (generic_handle_arch_irq) from [<8196c914>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40) r9:8542d400 r8:eb0e1000 r7:e0319d74 r6:ffffffff r5:80000113 r4:80219a30 [<8196c8f8>] (call_with_stack) from [<80200bcc>] (__irq_svc+0x8c/0xbc arch/arm/kernel/entry-armv.S:227) Exception stack(0xe0319d40 to 0xe0319d88) 9d40: afb62000 eb0e1000 00000001 80219a18 7f266000 00000001 828c1b28 7f266000 9d60: eb0e1000 8260cad0 828c274c e0319dbc e0319dc0 e0319d90 802109fc 80219a30 9d80: 80000113 ffffffff [<80210998>] (flush_tlb_kernel_range) from [<804ae0a0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2268) r4:828c276c [<804ade90>] (__purge_vmap_area_lazy) from [<804ae448>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2883) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0319dd8 r5:e0319e20 r4:e0319dd8 [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae264>] (_vm_unmap_aliases) from [<804b2028>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de900 r4:00000000 [<804b1eb8>] (vfree) from [<80510b54>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8542d400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2b8000 [<80510b24>] (execmem_free) from [<8039c61c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:ead29000 [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039c60c>] (bpf_jit_free_exec) from [<8039c9fc>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039c994>] (bpf_jit_free) from [<8039db50>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:850ac754 r4:850ac400 [<8039da04>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:850ac754 r4:85238e80 [<80265eec>] (process_one_work) from [<80266c84>] (process_scheduled_works kernel/workqueue.c:3310 [inline]) [<80265eec>] (process_one_work) from [<80266c84>] (worker_thread+0x1ec/0x3bc kernel/workqueue.c:3391) r10:8542d400 r9:85238eac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:85238e80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e045de78 r8:84ba4200 r7:85238e80 r6:80266a98 r5:8542d400 r4:84ba46c0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0319fb0 to 0xe0319ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:84ba46c0