INFO: task kworker/1:0:24 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/1:0 state:D stack:0 pid:24 tgid:24 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:df87dda4 r5:82e43000 r4:82e43000 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:82e43000 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df87de20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842dbb40 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:82e43000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2ce000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e0081000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852feb54 r4:852fe800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:852feb54 r4:82cb6480 [<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) r10:82e43000 r9:82cb64ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:82cb6480 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819d48 r8:82cc8880 r7:82cb6480 r6:80266a98 r5:82e43000 r4:82cc8640 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf87dfb0 to 0xdf87dff8) 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 r4:82cc8640 INFO: task kworker/1:1:56 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/1:1 state:D stack:0 pid:56 tgid:56 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:df945da4 r5:82f82400 r4:82f82400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:82f82400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df945e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c32dc0 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:82f82400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2e8000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfd67000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85577f54 r4:85577c00 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85577f54 r4:82f4d400 [<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) r10:82f82400 r9:82f4d42c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:82f4d400 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df87de78 r8:834943c0 r7:82f4d400 r6:80266a98 r5:82f82400 r4:82f4b4c0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf945fb0 to 0xdf945ff8) 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 r4:82f4b4c0 INFO: task kworker/1:7:7331 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:7331 tgid:7331 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfbddda4 r5:84aec800 r4:84aec800 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84aec800 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f69000 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84aec800 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2dc000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e00f3000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85571f54 r4:85571c00 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85571f54 r4:84d86180 [<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) r10:84aec800 r9:84d861ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84d86180 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfc15e78 r8:84fa6e80 r7:84d86180 r6:80266a98 r5:84aec800 r4:84c6a700 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbddfb0 to 0xdfbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fbfc r4:84c6a700 INFO: task kworker/1:16:8521 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:8521 tgid:8521 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfb61da4 r5:84e0d400 r4:84e0d400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84e0d400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84d85940 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84e0d400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f328000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eab87000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852fcf54 r4:852fcc00 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:852fcf54 r4:848f4d80 [<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) r10:84e0d400 r9:848f4dac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:848f4d80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfae9e78 r8:84c19f80 r7:848f4d80 r6:80266a98 r5:84e0d400 r4:84b34cc0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb61fb0 to 0xdfb61ff8) 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 r4:84b34cc0 INFO: task kworker/1:17:8566 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/1:17 state:D stack:0 pid:8566 tgid:8566 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:df9e5da4 r5:83e25400 r4:83e25400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:83e25400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84df4c00 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83e25400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2e2000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfcd1000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:85570f54 r4:85570c00 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:85570f54 r4:848f4b80 [<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) r10:83e25400 r9:848f4bac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:848f4b80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfae9e78 r8:84dd25c0 r7:848f4b80 r6:80266a98 r5:83e25400 r4:841d3fc0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) 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 r4:841d3fc0 INFO: task kworker/1:18:8610 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/1:18 state:D stack:0 pid:8610 tgid:8610 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfad1da4 r5:8513b000 r4:8513b000 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8513b000 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dff2c0 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8513b000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f28a000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfcf9000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852fe354 r4:852fe000 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:852fe354 r4:848f4a00 [<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) r10:8513b000 r9:848f4a2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:848f4a00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df945e78 r8:848d3800 r7:848f4a00 r6:80266a98 r5:8513b000 r4:84970900 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad1fb0 to 0xdfad1ff8) 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 r4:84970900 INFO: task kworker/1:3:10290 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/1:3 state:D stack:0 pid:10290 tgid:10290 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfcedda4 r5:83e08c00 r4:83e08c00 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:83e08c00 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85251540 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:83e08c00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f32c000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eabb1000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84005b54 r4:84005800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:84005b54 r4:84c02a00 [<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) r10:83e08c00 r9:84c02a2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:84c02a00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e042de78 r8:84af6cc0 r7:84c02a00 r6:80266a98 r5:83e08c00 r4:84af6940 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcedfb0 to 0xdfcedff8) 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 r4:84af6940 INFO: task kworker/1:9:10808 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/1:9 state:D stack:0 pid:10808 tgid:10808 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfaa1da4 r5:84372400 r4:84372400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84372400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8b214c80 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84372400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f32a000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:eab89000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852fcb54 r4:852fc800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:852fcb54 r4:857fff80 [<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) r10:84372400 r9:857fffac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:857fff80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfbf9e78 r8:84c35a40 r7:857fff80 r6:80266a98 r5:84372400 r4:84c35c00 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) 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 r4:84c35c00 INFO: task kworker/1:11:10829 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:10829 tgid:10829 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfba9da4 r5:85136c00 r4:85136c00 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:85136c00 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f0b500 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:85136c00 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f288000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfbd7000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852ffb54 r4:852ff800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:852ffb54 r4:857ff980 [<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) r10:85136c00 r9:857ff9ac r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:857ff980 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfba5e78 r8:850d2900 r7:857ff980 r6:80266a98 r5:85136c00 r4:850d27c0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfba9fb0 to 0xdfba9ff8) 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 r4:850d27c0 INFO: task kworker/1:26:11925 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/1:26 state:D stack:0 pid:11925 tgid:11925 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:e478dda4 r5:84ae0000 r4:84ae0000 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:84ae0000 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e478de20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca480 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:84ae0000 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f2e6000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfd27000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:8b283354 r4:8b283000 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:8b283354 r4:855ef600 [<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) r10:84ae0000 r9:855ef62c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:855ef600 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e06b1e78 r8:85747100 r7:855ef600 r6:80266a98 r5:84ae0000 r4:85747000 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe478dfb0 to 0xe478dff8) 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 r4:85747000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:37:11979 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/1:37 state:D stack:0 pid:11979 tgid:11979 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:eb6a5da4 r5:8513d400 r4:8513d400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8513d400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c520c0 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8513d400 r8:01800000 r7:00000000 r6:82c18200 r5:00001000 r4:7f26e000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfa9b000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852fef54 r4:852fec00 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:ddde40c0 r6:82c18200 r5:852fef54 r4:8564cf00 [<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) r10:8513d400 r9:8564cf2c r8:61c88647 r7:ddde40e0 r6:82604d40 r5:ddde40c0 r4:8564cf00 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:eb151e78 r8:8ac777c0 r7:8564cf00 r6:80266a98 r5:8513d400 r4:8ac77a80 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) 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 r4:8ac77a80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:2:12970 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/0:2 state:D stack:0 pid:12970 tgid:12970 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dff6dda4 r5:85134800 r4:85134800 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:85134800 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff6de20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e38c00 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:85134800 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2a2000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dff93000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84003354 r4:84003000 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84003354 r4:84c02b80 [<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) r10:85134800 r9:84c02bac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84c02b80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfd49e78 r8:8501ec80 r7:84c02b80 r6:80266a98 r5:85134800 r4:8501e3c0 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff6dfb0 to 0xdff6dff8) 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 r4:8501e3c0 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:13047 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/0:25 state:D stack:0 pid:13047 tgid:13047 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:ea965da4 r5:8434c800 r4:8434c800 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8434c800 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c71dc0 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8434c800 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2a4000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dffe9000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84003b54 r4:84003800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84003b54 r4:848f4100 [<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) r10:8434c800 r9:848f412c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:848f4100 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dff6de78 r8:85251500 r7:848f4100 r6:80266a98 r5:8434c800 r4:85251d80 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea965fb0 to 0xea965ff8) 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 r4:85251d80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:13064 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/0:26 state:D stack:0 pid:13064 tgid:13064 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dfe3dda4 r5:85738c00 r4:85738c00 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:85738c00 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe3de20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f66100 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:85738c00 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2c8000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e0048000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84001354 r4:84001000 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84001354 r4:84c02100 [<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) r10:85738c00 r9:84c0212c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84c02100 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:ea965e78 r8:842db640 r7:84c02100 r6:80266a98 r5:85738c00 r4:856b6040 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfe3dfb0 to 0xdfe3dff8) 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 r4:856b6040 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:13065 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/0:27 state:D stack:0 pid:13065 tgid:13065 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dff89da4 r5:8573b000 r4:8573b000 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8573b000 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff89e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84347c80 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8573b000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2d8000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e00b1000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852fd754 r4:852fd400 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:852fd754 r4:84c02180 [<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) r10:8573b000 r9:84c021ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84c02180 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfe3de78 r8:842ce240 r7:84c02180 r6:80266a98 r5:8573b000 r4:842ce940 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdff89fb0 to 0xdff89ff8) 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 r4:842ce940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:13066 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/0:28 state:D stack:0 pid:13066 tgid:13066 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dffadda4 r5:8573ec00 r4:8573ec00 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8573ec00 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffade20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843ddf80 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8573ec00 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2a6000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e0009000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:848d7b54 r4:848d7800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:848d7b54 r4:84c02f80 [<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) r10:8573ec00 r9:84c02fac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:84c02f80 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dfe3de78 r8:842ce540 r7:84c02f80 r6:80266a98 r5:8573ec00 r4:842cea40 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffadfb0 to 0xdffadff8) 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 r4:842cea40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:13101 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/0:29 state:D stack:0 pid:13101 tgid:13101 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:e8805da4 r5:8434e000 r4:8434e000 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8434e000 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8805e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851683c0 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8434e000 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2da000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:e00b7000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852fc354 r4:852fc000 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:852fc354 r4:852cd000 [<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) r10:8434e000 r9:852cd02c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:852cd000 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dff89e78 r8:84f69d40 r7:852cd000 r6:80266a98 r5:8434e000 r4:84f69240 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8805fb0 to 0xe8805ff8) 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 r4:84f69240 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:30:13115 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/0:30 state:D stack:0 pid:13115 tgid:13115 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:dffb1da4 r5:8434a400 r4:8434a400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8434a400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffb1e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:842d9880 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8434a400 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f26c000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfa09000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:852ed754 r4:852ed400 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:852ed754 r4:852cd380 [<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) r10:8434a400 r9:852cd3ac r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:852cd380 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dff89e78 r8:84f69a80 r7:852cd380 r6:80266a98 r5:8434a400 r4:84f69980 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffb1fb0 to 0xdffb1ff8) 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 r4:84f69980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:31:13116 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/0:31 state:D stack:0 pid:13116 tgid:13116 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:e00c5da4 r5:8434bc00 r4:8434bc00 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8434bc00 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00c5e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c55c40 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8434bc00 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2e0000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfc31000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84002b54 r4:84002800 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84002b54 r4:852cd400 [<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) r10:8434bc00 r9:852cd42c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:852cd400 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:dffb1e78 r8:84f69c40 r7:852cd400 r6:80266a98 r5:8434bc00 r4:84f69980 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe00c5fb0 to 0xe00c5ff8) 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 r4:84f69980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:32:13120 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/0:32 state:D stack:0 pid:13120 tgid:13120 ppid:2 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<819c26f4>] (__schedule) from [<819c334c>] (__schedule_loop kernel/sched/core.c:6770 [inline]) [<819c26f4>] (__schedule) from [<819c334c>] (schedule+0x2c/0xfc kernel/sched/core.c:6785) r10:8260cabc r9:00000000 r8:82717bc8 r7:00000002 r6:e0085da4 r5:8402a400 r4:8402a400 [<819c3320>] (schedule) from [<819c3700>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6842) r5:8402a400 r4:82717bc4 [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock_common kernel/locking/mutex.c:684 [inline]) [<819c36e8>] (schedule_preempt_disabled) from [<819c61d8>] (__mutex_lock.constprop.0+0x2e8/0xae0 kernel/locking/mutex.c:752) [<819c5ef0>] (__mutex_lock.constprop.0) from [<819c6aa4>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1040) r10:8260cabc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0085e20 r4:00000000 [<819c6a90>] (__mutex_lock_slowpath) from [<819c6ae4>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286) [<819c6aa8>] (mutex_lock) from [<804aea38>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2844) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vm_reset_perms mm/vmalloc.c:3272 [inline]) [<804ae9d0>] (_vm_unmap_aliases) from [<804b2794>] (vfree+0x170/0x1e4 mm/vmalloc.c:3351) r10:82c18005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8415a040 r4:00000000 [<804b2624>] (vfree) from [<805112c4>] (execmem_free+0x30/0x64 mm/execmem.c:69) r9:8402a400 r8:00800000 r7:00000000 r6:82c18000 r5:00001000 r4:7f2de000 [<80511294>] (execmem_free) from [<8039ca94>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1072) r5:00001000 r4:dfa53000 [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_binary_free kernel/bpf/core.c:1118 [inline]) [<8039ca84>] (bpf_jit_free_exec) from [<8039ce74>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1241) [<8039ce0c>] (bpf_jit_free) from [<8039dfc8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2815) r5:84003754 r4:84003400 [<8039de7c>] (bpf_prog_free_deferred) from [<802660a0>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3229) r7:dddd00c0 r6:82c18000 r5:84003754 r4:852cd100 [<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) r10:8402a400 r9:852cd12c r8:61c88647 r7:dddd00e0 r6:82604d40 r5:dddd00c0 r4:852cd100 [<80266a98>] (worker_thread) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:e00c5e78 r8:84f69740 r7:852cd100 r6:80266a98 r5:8402a400 r4:84f69e00 [<8026fbfc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0085fb0 to 0xe0085ff8) 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 r4:84f69e00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.12.0-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: [<819a01f8>] (dump_backtrace) from [<819a02f4>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:00000113 r5:60000193 r4:8203e950 [<819a02dc>] (show_stack) from [<819be7dc>] (__dump_stack lib/dump_stack.c:94 [inline]) [<819a02dc>] (show_stack) from [<819be7dc>] (dump_stack_lvl+0x70/0x7c lib/dump_stack.c:120) [<819be76c>] (dump_stack_lvl) from [<819be800>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000001 r4:00000001 [<819be7e8>] (dump_stack) from [<8198d4b0>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113) [<8198d350>] (nmi_cpu_backtrace) from [<8198d5fc>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8 lib/nmi_backtrace.c:62) r7:00000001 r6:8260c610 r5:8261af4c r4:ffffffff [<8198d4cc>] (nmi_trigger_cpumask_backtrace) from [<80210408>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:851) r9:0002ec8f r8:828b7cf8 r7:8260c770 r6:00007da9 r5:8261b508 r4:8b143f1c [<802103f0>] (arch_trigger_cpumask_backtrace) from [<8035875c>] (trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]) [<802103f0>] (arch_trigger_cpumask_backtrace) from [<8035875c>] (check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]) [<802103f0>] (arch_trigger_cpumask_backtrace) from [<8035875c>] (watchdog+0x498/0x5b8 kernel/hung_task.c:379) [<803582c4>] (watchdog) from [<8026fd00>] (kthread+0x104/0x134 kernel/kthread.c:389) r10:00000000 r9:df819e58 r8:82f18340 r7:00000000 r6:803582c4 r5:82fd8c00 r4:82eceb00 [<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 r4:82eceb00 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 15857 Comm: syz-executor Not tainted 6.12.0-syzkaller #0 Hardware name: ARM-Versatile Express PC is at slab_obj_exts mm/slab.h:570 [inline] PC is at memcg_slab_free_hook mm/slub.c:2178 [inline] PC is at slab_free mm/slub.c:4576 [inline] PC is at kmem_cache_free+0x2dc/0x494 mm/slub.c:4681 LR is at __d_free fs/dcache.c:315 [inline] LR is at dentry_free+0x4c/0xc0 fs/dcache.c:396 pc : [<804cbc14>] lr : [<80536694>] psr: a0000113 sp : df9e9d60 ip : df9e9db0 fp : df9e9dac r10: 8b3124c0 r9 : 853eec00 r8 : 0006d734 r7 : 80536694 r6 : dde66734 r5 : 830a5908 r4 : 82ca8c00 r3 : 84e3c501 r2 : 00000000 r1 : 830a5908 r0 : 82ca8c00 Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user Control: 30c5387d Table: 84139380 DAC: fffffffd Call trace: [<804cb938>] (kmem_cache_free) from [<80536694>] (__d_free fs/dcache.c:315 [inline]) [<804cb938>] (kmem_cache_free) from [<80536694>] (dentry_free+0x4c/0xc0 fs/dcache.c:396) r10:8b3124c0 r9:00000000 r8:82f220d0 r7:844fb090 r6:830a5968 r5:00000000 r4:830a5908 [<80536648>] (dentry_free) from [<80536fd8>] (__dentry_kill+0x174/0x1bc fs/dcache.c:644) r5:00000000 r4:830a5908 [<80536e64>] (__dentry_kill) from [<8053704c>] (dput.part.0+0x2c/0xc0 fs/dcache.c:867) r7:844fb090 r6:830a5908 r5:082c0002 r4:830a5908 [<80537020>] (dput.part.0) from [<80537118>] (dput+0x38/0x3c fs/dcache.c:863) r5:082c0002 r4:830a5908 [<805370e0>] (dput) from [<80519ac8>] (__fput+0x128/0x2f0 fs/file_table.c:458) r5:082c0002 r4:8416a540 [<805199a0>] (__fput) from [<80519d18>] (____fput+0x14/0x18 fs/file_table.c:478) r9:00000000 r8:82872694 r7:853eec00 r6:853ef484 r5:853ef454 r4:8416a668 [<80519d04>] (____fput) from [<8026c63c>] (task_work_run+0x90/0xb8 kernel/task_work.c:239) [<8026c5ac>] (task_work_run) from [<80248ecc>] (exit_task_work include/linux/task_work.h:43 [inline]) [<8026c5ac>] (task_work_run) from [<80248ecc>] (do_exit+0x304/0xaa0 kernel/exit.c:938) r9:00000000 r8:df9e9e90 r7:853ef480 r6:8b15aa78 r5:8b15aa00 r4:853eec00 [<80248bc8>] (do_exit) from [<8024982c>] (do_group_exit+0x40/0x8c kernel/exit.c:1087) r7:400004d8 [<802497ec>] (do_group_exit) from [<80259a68>] (get_signal+0xa34/0xa58 kernel/signal.c:2918) r7:400004d8 r4:853eec00 [<80259034>] (get_signal) from [<8020bab0>] (do_signal arch/arm/kernel/signal.c:578 [inline]) [<80259034>] (get_signal) from [<8020bab0>] (do_work_pending+0x118/0x4f8 arch/arm/kernel/signal.c:618) r10:00000122 r9:0000003c r8:8020029c r7:001358a0 r6:8020029c r5:df9e9fb0 r4:853eec00 [<8020b998>] (do_work_pending) from [<80200088>] (slow_work_pending+0xc/0x24) Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) 9fa0: 0000003c 00db4218 0000003c 00000000 9fc0: 7ecd9554 0000000c 00000003 00000122 7ecd9834 00000001 00db4218 00000003 9fe0: 00000001 7ecd9528 00000158 001358a0 20000010 00000003 r10:00000122 r9:853eec00 r8:8020029c r7:00000122 r6:00000003 r5:0000000c r4:7ecd9554